Cheap flights from Seattle (SEA) to San Juan from $135

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/7. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SEA — SJU
Jun 11 — Jun 181

The best prices from Seattle/Tacoma Intl to San Juan are usually found in January or September, booked 66 days in advance, depart on a Monday or Wednesday and return on a Wednesday

Cheap flight deals from Seattle to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to San Juan (PR1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 6, 2024.

Popular in

July

Cheapest in

January

Round-trip from

$245

One-way from

$186
High demand for flights, 32% potential price rise
Best time to find cheap flights, 34% potential price drop
From Seattle/Tacoma Intl to San Juan
One-way flight from Seattle/Tacoma Intl to San Juan

What is the cheapest day to fly round-trip from Seattle to San Juan?

Users have found that leaving on a Sunday can be a cost-effective option. It’s possible to save up to 16% on your flight compared to booking on days when demand is much higher.

How far in advance should I book a flight from Seattle to San Juan?

To save up to 78% on this flight, we recommend booking at least 51 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Seattle to San Juan from $659 1-2 weeks out and tickets from $866 for flights departing within the next 72 hours.

What is the cheapest month to fly from Seattle to San Juan?

January can be a great time to fly to San Juan from Seattle with a flight ticket averaging about $561. Cheapflights users have found deals in the month of January for as cheap as $180. The most expensive prices can be found in the month of July.

What is the cheapest time of day to fly from SEA to SJU?

It’s typically best to fly out from Seattle to San Juan in the afternoon. Doing so could potentially save you 37% on the flight price compared to flying in the morning, which is usually more expensive.

Cheap Seattle to San Juan flights in June & July 2024

Find cheap flight options from Seattle to San Juan specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,009,960 searches. Prices were last updated on June 6, 2024.
Scroll through some of the best deals on flights from Seattle to San Juan in 2024. Check back soon for alternative fares.
Thu 7/47:49 pmSEA - SJU
2 stops16h 18mFrontier
Thu 7/114:11 pmSJU - SEA
2 stops17h 54mFrontier
Deal found 6/5$289
Tue 7/99:41 pmSEA - SJU
2 stops20h 35mSpirit Airlines
Tue 7/1610:00 amSJU - SEA
2 stops17h 35mSpirit Airlines
Deal found 6/4$307
Thu 7/47:49 pmSEA - SJU
2 stops16h 18mFrontier
Sat 7/134:31 pmSJU - SEA
2 stops18h 46mFrontier
Deal found 6/5$322
Wed 7/310:39 pmSEA - SJU
2 stops13h 22mFrontier
Fri 7/124:12 pmSJU - SEA
2 stops29h 10mFrontier
Deal found 6/5$328
Mon 6/177:56 amSEA - SJU
2 stops28h 05mFrontier
Sat 8/34:31 pmSJU - SEA
2 stops18h 46mFrontier
Deal found 6/5$340
Thu 6/207:49 pmSEA - SJU
2 stops16h 12mFrontier
Thu 6/274:07 pmSJU - SEA
2 stops18h 07mFrontier
Deal found 6/6$348
Fri 7/125:10 amSEA - SJU
2 stops27h 34mSpirit Airlines
Tue 7/166:40 amSJU - SEA
2 stops20h 55mSpirit Airlines
Deal found 6/5$351
Wed 7/179:40 pmSEA - SJU
2 stops14h 23mFrontier
Sat 7/204:31 pmSJU - SEA
2 stops18h 46mFrontier
Deal found 6/5$352
Sat 6/1510:26 pmSEA - SJU
2 stops13h 25mFrontier
Sat 8/34:31 pmSJU - SEA
2 stops18h 46mFrontier
Deal found 6/5$354

Seattle to San Juan 2024 flight deals

Discover exclusive flight deals for travel between Seattle and San Juan in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,009,960 searches. Data last updated June 6, 2024.
Scroll through some of the best deals on flights from Seattle to San Juan in 2024. Check back soon for alternative fares.
Mon 8/265:30 amSEA - SJU
2 stops27h 21mSpirit Airlines
Tue 8/278:50 pmSJU - SEA
2 stops19h 21mSpirit Airlines
Deal found 6/5$269
Tue 10/810:15 pmSEA - SJU
1 stop9h 55mAmerican Airlines
Wed 10/1611:59 amSJU - SEA
1 stop11h 44mAmerican Airlines
Deal found 6/5$282
Thu 7/47:49 pmSEA - SJU
2 stops16h 18mFrontier
Thu 7/114:11 pmSJU - SEA
2 stops17h 54mFrontier
Deal found 6/5$289
Wed 8/215:30 amSEA - SJU
2 stops27h 21mSpirit Airlines
Tue 8/278:50 pmSJU - SEA
2 stops19h 21mSpirit Airlines
Deal found 6/5$290
Fri 8/233:54 pmSEA - SJU
2 stops24h 15mSpirit Airlines
Tue 8/278:50 pmSJU - SEA
2 stops19h 21mSpirit Airlines
Deal found 6/5$292
Mon 8/265:30 amSEA - SJU
2 stops35h 27mSpirit Airlines
Tue 8/273:50 amSJU - SEA
2 stops21h 34mSpirit Airlines
Deal found 6/6$294
Tue 8/205:30 amSEA - SJU
2 stops28h 02mSpirit Airlines
Tue 8/278:50 pmSJU - SEA
2 stops24h 25mSpirit Airlines
Deal found 6/5$300
Thu 8/225:30 amSEA - SJU
2 stops18h 20mSpirit Airlines
Tue 8/278:50 pmSJU - SEA
2 stops21h 04mSpirit Airlines
Deal found 6/5$303
Tue 7/99:41 pmSEA - SJU
2 stops20h 35mSpirit Airlines
Tue 7/1610:00 amSJU - SEA
2 stops17h 35mSpirit Airlines
Deal found 6/4$307

Seattle to San Juan flights leaving soon

Find last-minute flight options from Seattle to San Juan for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,009,960 searches. Data last updated June 6, 2024.
Consider one of these great deals we found on last-minute flights from Seattle to San Juan. Users should be sure to double check the price, date, and time of their last-minute flight.
Sat 6/1510:26 pmSEA - SJU
2 stops13h 25mFrontier
Sat 8/34:31 pmSJU - SEA
2 stops18h 46mFrontier
Deal found 6/4$292
Mon 6/177:56 amSEA - SJU
2 stops28h 05mFrontier
Sat 8/34:31 pmSJU - SEA
2 stops18h 46mFrontier
Deal found 6/5$340
Tue 6/188:12 pmSEA - SJU
2 stops15h 39mFrontier
Thu 6/274:07 pmSJU - SEA
2 stops18h 07mFrontier
Deal found 6/4$348
Mon 6/174:07 pmSEA - SJU
2 stops19h 54mFrontier
Sat 8/34:31 pmSJU - SEA
2 stops18h 46mFrontier
Deal found 6/4$350
Sat 6/1510:26 pmSEA - SJU
2 stops13h 25mFrontier
Sat 8/34:31 pmSJU - SEA
2 stops18h 46mFrontier
Deal found 6/5$354
Sat 6/1510:26 pmSEA - SJU
2 stops13h 25mFrontier
Sat 6/224:27 pmSJU - SEA
2 stops19h 43mFrontier
Deal found 6/4$366
Tue 6/189:41 amSEA - SJU
2 stops26h 10mMultiple Airlines
Sun 6/237:47 pmSJU - SEA
2 stops27h 22mMultiple Airlines
Deal found 6/4$379
Wed 6/199:41 pmSEA - SJU
2 stops14h 20mMultiple Airlines
Sun 6/237:47 pmSJU - SEA
2 stops27h 22mMultiple Airlines
Deal found 6/4$387
Wed 6/195:05 pmSEA - SJU
1 stop9h 38mFrontier
Thu 6/274:07 pmSJU - SEA
2 stops18h 07mFrontier
Deal found 6/4$398

One-way flights to San Juan from Seattle

Search for one-way flight options from Seattle to San Juan. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,009,960 searches. Data last updated June 6, 2024.
Users traveling one-way from Seattle to San Juan can select one of these great deals. For those needing a return trip from Seattle, there is a search form available above.
Wed 8/75:05 pmSEA - SJU
1 stop9h 45mFrontier
Deal found 6/4$135
Mon 8/1912:21 amSEA - SJU
2 stops11h 54mAmerican Airlines
Deal found 6/4$141
Thu 7/118:31 pmSEA - SJU
2 stops15h 36mFrontier
Deal found 6/4$145
Tue 6/258:12 pmSEA - SJU
2 stops15h 39mFrontier
Deal found 6/4$150
Tue 6/188:12 pmSEA - SJU
2 stops15h 39mFrontier
Deal found 6/4$159
Mon 8/1212:31 pmSEA - SJU
3 stops27h 44mSpirit Airlines
Deal found 6/4$162
Tue 7/165:15 pmSEA - SJU
3 stops30h 04mSpirit Airlines
Deal found 6/3$168
Fri 8/236:39 pmSEA - SJU
2 stops21h 30mSpirit Airlines
Deal found 6/4$172
Tue 7/165:15 pmSEA - SJU
2 stops21h 20mSpirit Airlines
Deal found 6/3$174

Find flights from Seattle to San Juan within your budget

Customize your flight search to find flights from Seattle to San Juan that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 3,009,960 searches. Data last updated June 6, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$269 - $454

Route

Depart

Return

Price

Seattle/Tacoma IntlSan Juan Luis Munoz Marin Intl

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Mon 8/26

2 stops27h 21m

San Juan Luis Munoz Marin Intl

Tue 8/27

2 stops19h 21m

$269

Seattle/Tacoma IntlSan Juan Luis Munoz Marin Intl

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Mon 8/26

2 stops27h 21m

San Juan Luis Munoz Marin Intl

Tue 8/27

2 stops24h 25m

$270

Seattle/Tacoma IntlSan Juan Luis Munoz Marin Intl

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Tue 9/24

2 stops13h 35m

San Juan Luis Munoz Marin Intl

Wed 10/2

2 stops18h 06m

$282

Seattle/Tacoma IntlSan Juan Luis Munoz Marin Intl

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Thu 7/4

2 stops16h 18m

San Juan Luis Munoz Marin Intl

Thu 7/11

2 stops17h 54m

$289

Seattle/Tacoma IntlSan Juan Luis Munoz Marin Intl

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Thu 7/4

2 stops16h 18m

San Juan Luis Munoz Marin Intl

Thu 7/11

2 stops17h 54m

$290

Seattle/Tacoma IntlSan Juan Luis Munoz Marin Intl

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Tue 9/24

1 stop11h 59m

San Juan Luis Munoz Marin Intl

Wed 10/2

1 stop13h 14m

$333

Seattle/Tacoma IntlSan Juan Luis Munoz Marin Intl

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Mon 7/15

2 stops23h 37m

San Juan Luis Munoz Marin Intl

Sat 7/20

2 stops18h 46m

$334

Seattle/Tacoma IntlSan Juan Luis Munoz Marin Intl

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Wed 9/25

1 stop36h 10m

San Juan Luis Munoz Marin Intl

Wed 10/2

1 stop12h 43m

$349

Seattle/Tacoma IntlSan Juan Luis Munoz Marin Intl

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Tue 8/20

1 stop13h 07m

San Juan Luis Munoz Marin Intl

Sat 8/31

1 stop13h 57m

$454

Flights are sorted by cheapest first

Deals found on 6/5

How far ahead should I book a flight from Seattle to San Juan?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to San Juan. Price data was last updated on May 31, 2024.
The best time to book flights from Seattle to San Juan is 66 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Search Deals

What is the cheapest day to fly from Seattle to San Juan?

Use this chart to determine the cheapest time to fly round-trip from Seattle to San Juan. Price data was last updated on June 2, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Seattle to San Juan flight should consider departing on Thursday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Seattle to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in San Juan by month

Plan your trip to San Juan by taking into account the average temperature and rainfall totals by month.

SJU

Temperature

77 - 82.4 °F

If weather is an important factor for your trip to San Juan, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Juan. Reviews last updated June 6, 2024.
To help decide which airline to fly from Seattle to San Juan, see what other customers have to say about Spirit Airlines, American Airlines and Frontier. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good
10,371 reviews

Entertainment

8.0

Crew

8.6

Boarding

8.2

Comfort

7.9

Food

7.4

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

8.0
Very good
10,371 reviews
8.0
Very good
10,371 reviews

Entertainment

8.0

Crew

8.6

Boarding

8.2

Comfort

7.9

Food

7.4

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.6
Good
4,313 reviews
8.0
Very good
10,371 reviews

Entertainment

8.0

Crew

8.6

Boarding

8.2

Comfort

7.9

Food

7.4

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.4
Good
10,703 reviews
8.0
Very good
10,371 reviews

Entertainment

8.0

Crew

8.6

Boarding

8.2

Comfort

7.9

Food

7.4

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.3
Good
14,229 reviews
8.0
Very good
10,371 reviews

Entertainment

8.0

Crew

8.6

Boarding

8.2

Comfort

7.9

Food

7.4

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.2
Good
593 reviews
8.0
Very good
10,371 reviews

Entertainment

8.0

Crew

8.6

Boarding

8.2

Comfort

7.9

Food

7.4

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

Find useful and relevant information for your journey from Seattle to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Seattle to San Juan?

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl is the airport most travelers will use when flying to San Juan from Seattle. Booking flights from Seattle/Tacoma Intl (SEA) to San Juan should be relatively easy as there are 0 daily outbound flights to San Juan from 9 different airlines.

  • Can I find flights from Seattle to San Juan for under $300 on Cheapflights?

    Yes, there are multiple flights from Seattle to San Juan for under $300. The cheapest flight booked recently is on Spirit Airlines for just $269, but on average you can expect to pay $301.

  • Are there last-minute flights available from Seattle to San Juan for under $300?

    There are currently 20+ open flights from Seattle to San Juan within the next 7 days for less than $300.

  • What are the cheapest airlines flying from Seattle to San Juan round-trip?

    Our cheapest airline available from Seattle to San Juan is Spirit Airlines. Our recent data shows that you can find tickets from as low as $269 on this airline. Additional options worth looking into are American Airlines and Frontier, starting at $282 and $289 round-trip. Spirit Airlines is currently priced 52% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Seattle to San Juan one-way?

    $135 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on American Airlines and Spirit Airlines, with prices starting from $141 and $162, respectively.

  • What does SEA to SJU mean?

    SEA and SJU are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. SEA to SJU refers to a flight route from Seattle/Tacoma Intl Airport to San Juan Luis Munoz Marin Intl Airport. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: Ponce Mercedita Airport (PSE), San Juan Isla Grande Airport (SIG), Culebra Airport (CPX), Vieques Airport (VQS), Ceiba J. Aponte de la Torre Airport (NRR).

  • Where are the most common layover locations when flying from Seattle to San Juan?

  • What are some popular things to do or see while on a layover in Charlotte?

    Most Charlotte visitors opt to spend their time experiencing Carowind, North Carolina Blumenthal Performing Arts Center, and NASCAR Hall of Fame. Travelers on a layover in Charlotte can visit Carowind, North Carolina Blumenthal Performing Arts Center, and NASCAR Hall of Fame, by traveling 8.2 mi, 5.8 mi, and 5.7 mi, respectively after landing at Charlotte Douglas. Travelers can book a car rental at Charlotte Douglas for about $52 per day to make their sightseeing more efficient.

  • What are some popular points of interest to see during a layover in Miami?

    Bayfront Park, Wynwood Art District, and Bayside Marketplace are currently the most popular points of interest in Miami at the moment. Those on a layover in Miami interested in visiting Bayfront Park, Wynwood Art District, or Bayside Marketplace can do so by traveling 6.4 mi, 5.5 mi, and 6.4 mi, respectively from Miami. Those looking to explore during their layover in Miami can rent a car from Miami for about $25 per day.

  • Where are the least popular layover locations for Seattle to San Juan flights?

  • Can I find deals for flights from Seattle to San Juan that include extra baggage allowance?

    The amount of baggage you can bring on your Seattle to San Juan flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Seattle to San Juan with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to San Juan flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Seattle to San Juan that include hotel bookings?

    Yes. In addition to deals on Seattle to San Juan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to San Juan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to San Juan.

  • Can I find deals for business class flights from Seattle to San Juan?

    Yes. Cheapflights offers flight deals from Seattle to San Juan by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Seattle to San Juan that allow pets onboard?

    Many airlines flying from Seattle to San Juan offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Seattle to San Juan?

    Yes, you can often find last-minute deals on Seattle to San Juan flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Seattle to San Juan flight deals updated?

    The Seattle to San Juan flight deals you see on this page were last updated on 6/6.

  • What are the most popular airlines that fly from Seattle to San Juan?

  • What is the cheapest month to book a flight from Seattle to San Juan?

    Currently, September is the cheapest month in which you can book a flight from Seattle to San Juan (average of $245). Flying from Seattle to San Juan in March is currently the most expensive (average of $338). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 9 airlines flying from Seattle to San Juan

Discover the top 9 airlines that operate flights from Seattle to San Juan. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,009,960 searches. Data last updated June 6, 2024.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$215Average$584FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$235Average$405FlexibilityNo cancel feeOn-time65%
Sun Country AirCheapest$252Average$795FlexibilityNo cancel feeOn-time83%
FrontierCheapest$260Average$434FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$270Average$591FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$308Average$503FlexibilityNo cancel feeOn-time71%
DeltaCheapest$356Average$686FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$517Average$599FlexibilityNo cancel feeOn-time75%
Linear Air TaxiCheapest$40,904Average$181,768FlexibilityNo cancel feeOn-timeN/A

Search flights from Seattle to San Juan by cabin class

Find flights from Seattle to San Juan, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seattle to San Juan?

Cheapflights helps you search for flights from Seattle to San Juan via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Seattle to San Juan?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to San Juan from Seattle.

Can Cheapflights find flights from Seattle to San Juan with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Seattle to San Juan flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Seattle to San Juan become cheaper?

Not ready to book yet? You can track prices for flights from Seattle to San Juan on Cheapflights with our Price Alert feature and get notified when better prices are available.

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