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Cheap flights from Seattle (SEA) to Hanoi (HAN) from $474

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 11/11. 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 — HAN
Jun 11 — Jun 181
From?
To?
Tue 6/11
Tue 6/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

The best prices from Seattle/Tacoma Intl to Hanoi Noibai are usually found in September or January, booked 89 days in advance, depart on a Sunday or Tuesday and return on a Monday

Cheap flight deals from Seattle to Hanoi

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Hanoi (HAN). 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

December

Cheapest in

September

Round-trip from

$1,025

One-way from

$474
High demand for flights, 28% potential price rise
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Best time to find cheap flights, 22% potential price drop
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From Seattle/Tacoma Intl to Hanoi Noibai
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One-way flight from Seattle/Tacoma Intl to Hanoi Noibai
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What is the cheapest day to fly round-trip from Seattle to Hanoi?

Friday flights are generally found to be more expensive for flights from Seattle to Hanoi. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Hanoi.

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

To save on the cost of your flight from Seattle to Hanoi, book at least 50 days before your planned departure. Booking around this time can save you about 44% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $1,140 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,539.

What is the cheapest month to fly from Seattle to Hanoi?

September can be a great time to fly to Hanoi from Seattle with a flight ticket averaging about $1,271. Cheapflights users have found deals in the month of September for as cheap as $808. The most expensive prices can be found in the month of December.

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

Unlike in the afternoon, when flights are generally more expensive, you can save up to 22% on flights from Seattle to Hanoi by exploring options for tickets in the morning.

Cheap Seattle to Hanoi flights in June & July 2024

Find cheap flight options from Seattle to Hanoi specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Prices were last updated on June 6, 2024.
Listed are some of the best fares we've found on flights departing from Seattle to Hanoi in 2024. More deals are always being added, so be sure to check back regularly.
Sun 7/211:40 amSEA - HAN
1 stop18h 55mChina Airlines
Mon 7/2911:35 amHAN - SEA
1 stop22h 15mChina Airlines
Deal found 6/6$1,416
Tue 7/235:15 pmSEA - HAN
2 stops36h 50mMultiple Airlines
Mon 8/511:05 pmHAN - SEA
1 stop31h 40mMultiple Airlines
Deal found 6/6$1,419
Mon 7/221:30 pmSEA - HAN
1 stop18h 20mJapan Airlines
Mon 7/2911:20 pmHAN - SEA
2 stops31h 39mJapan Airlines
Deal found 6/6$1,486
Wed 7/32:20 pmSEA - HAN
1 stop17h 40mAsiana Airlines
Fri 7/1211:30 pmHAN - SEA
2 stops36h 42mAsiana Airlines
Deal found 6/5$1,502
Tue 7/239:25 amSEA - HAN
2 stops22h 50mMultiple Airlines
Mon 8/511:35 pmHAN - SEA
2 stops37h 10mMultiple Airlines
Deal found 6/6$1,520
Mon 7/221:30 pmSEA - HAN
1 stop18h 20mJapan Airlines
Mon 7/2911:20 pmHAN - SEA
1 stop25h 15mJapan Airlines
Deal found 6/6$1,576
Thu 7/42:20 pmSEA - HAN
1 stop31h 45mAsiana Airlines
Thu 7/111:30 pmHAN - SEA
1 stop37h 15mAsiana Airlines
Deal found 6/6$1,600
Fri 7/52:20 pmSEA - HAN
1 stop17h 40mAsiana Airlines
Fri 7/121:30 pmHAN - SEA
2 stops22h 42mAsiana Airlines
Deal found 6/5$1,624
Wed 7/36:40 pmSEA - HAN
1 stop30h 45mTurkish Airlines
Fri 7/1211:05 pmHAN - SEA
1 stop31h 40mTurkish Airlines
Deal found 6/5$1,640

Seattle to Hanoi 2024 flight deals

Discover exclusive flight deals for travel between Seattle and Hanoi in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
Listed are some of the best fares we've found on flights departing from Seattle to Hanoi in 2024. More deals are always being added, so be sure to check back regularly.
Sun 10/131:10 amSEA - HAN
1 stop25h 40mChina Airlines
Tue 11/126:30 pmHAN - SEA
1 stop14h 35mChina Airlines
Deal found 6/5$792
Sun 10/201:10 amSEA - HAN
1 stop19h 25mChina Airlines
Mon 10/286:30 pmHAN - SEA
1 stop14h 35mChina Airlines
Deal found 6/5$837
Sun 10/201:00 pmSEA - HAN
1 stop18h 35mKorean Air
Sun 10/2711:00 pmHAN - SEA
1 stop24h 55mKorean Air
Deal found 6/5$839
Sun 10/207:00 amSEA - HAN
2 stops24h 35mKorean Air
Sun 10/2711:00 pmHAN - SEA
1 stop24h 55mKorean Air
Deal found 6/5$844
Sun 10/202:20 pmSEA - HAN
1 stop17h 40mAsiana Airlines
Sat 10/2611:30 pmHAN - SEA
1 stop26h 30mAsiana Airlines
Deal found 6/5$861
Mon 10/211:10 amSEA - HAN
1 stop19h 25mChina Airlines
Mon 10/286:30 pmHAN - SEA
1 stop14h 35mChina Airlines
Deal found 6/5$862
Sat 9/211:10 amSEA - HAN
1 stop19h 25mChina Airlines
Sun 10/65:50 pmHAN - SEA
1 stop15h 40mChina Airlines
Deal found 6/5$865
Thu 11/2112:50 pmSEA - HAN
1 stop18h 10mAsiana Airlines
Sat 12/711:30 pmHAN - SEA
1 stop26h 30mAsiana Airlines
Deal found 6/5$868
Thu 10/1712:05 pmSEA - HAN
1 stop19h 30mDelta
Wed 10/3012:20 pmHAN - SEA
1 stop16h 25mDelta
Deal found 6/5$870

Seattle to Hanoi flights leaving soon

Find last-minute flight options from Seattle to Hanoi 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 3,050,429 searches. Data last updated June 6, 2024.
Have a look at some of the flights available from Seattle to Hanoi departing last-minute. Users should be sure to double check the price, date, and time of their last-minute flight.
Tue 6/1111:25 amSEA - HAN
2 stops40h 40mCathay Pacific
Tue 6/257:05 pmHAN - SEA
2 stops27h 46mCathay Pacific
Deal found 6/6$1,642
Tue 6/116:40 pmSEA - HAN
1 stop30h 45mMultiple Airlines
Tue 6/2511:10 amHAN - SEA
2 stops35h 02mMultiple Airlines
Deal found 6/6$1,696
Tue 6/114:30 pmSEA - HAN
3 stops31h 40mMultiple Airlines
Tue 6/258:45 pmHAN - SEA
2 stops27h 50mMultiple Airlines
Deal found 6/6$1,842
Tue 6/115:05 pmSEA - HAN
1 stop23h 00mMultiple Airlines
Tue 6/2511:20 pmHAN - SEA
1 stop25h 15mMultiple Airlines
Deal found 6/6$1,980
Tue 6/115:55 amSEA - HAN
2 stops24h 10mMultiple Airlines
Mon 6/242:00 amHAN - SEA
3 stops26h 25mMultiple Airlines
Deal found 6/6$2,001
Tue 6/114:30 pmSEA - HAN
3 stops31h 40mMultiple Airlines
Mon 6/242:00 amHAN - SEA
3 stops26h 25mMultiple Airlines
Deal found 6/6$2,044
Tue 6/116:40 pmSEA - HAN
1 stop30h 45mMultiple Airlines
Mon 6/242:00 amHAN - SEA
3 stops26h 25mMultiple Airlines
Deal found 6/6$2,079
Tue 6/116:40 pmSEA - HAN
1 stop30h 45mMultiple Airlines
Mon 6/241:45 amHAN - SEA
2 stops36h 14mMultiple Airlines
Deal found 6/6$2,425
Tue 6/117:32 amSEA - HAN
3 stops37h 53mSingapore Airlines
Tue 6/256:30 pmHAN - SEA
3 stops43h 29mSingapore Airlines
Deal found 6/6$2,785

One-way flights to Hanoi from Seattle

Search for one-way flight options from Seattle to Hanoi. 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 3,050,429 searches. Data last updated June 6, 2024.
Take a look at some of the one-way flights we've detected from Seattle to Hanoi. Those needing a return flight from Seattle to Hanoi can use the search form above.
Mon 11/1112:10 amSEA - HAN
1 stop19h 25mChina Airlines
Deal found 6/5$474
Tue 11/1210:20 amSEA - HAN
1 stop20h 20mKorean Air
Deal found 6/5$503
Tue 11/2612:10 amSEA - HAN
1 stop26h 05mEVA Air
Deal found 6/5$504
Tue 11/127:20 amSEA - HAN
2 stops23h 20mKorean Air
Deal found 6/5$508
Sun 11/2410:45 amSEA - HAN
1 stop19h 55mKorean Air
Deal found 6/5$514
Sun 11/243:58 pmSEA - HAN
2 stops28h 12mKorean Air
Deal found 6/5$519
Wed 11/2710:45 amSEA - HAN
1 stop33h 25mKorean Air
Deal found 6/5$524
Tue 11/1212:10 pmSEA - HAN
1 stop19h 20mJapan Airlines
Deal found 6/4$528
Tue 11/126:00 amSEA - HAN
2 stops25h 30mJapan Airlines
Deal found 6/4$532

Find flights from Seattle to Hanoi within your budget

Customize your flight search to find flights from Seattle to Hanoi 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 3,050,429 searches. Data last updated June 6, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$792 - $897

Route

Depart

Return

Price

Seattle/Tacoma IntlHanoi Noibai

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

Sun 10/13

1 stop25h 40m

Hanoi Noibai

Tue 11/12

1 stop14h 35m

$792

Seattle/Tacoma IntlHanoi Noibai

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

Sun 10/20

1 stop18h 35m

Hanoi Noibai

Sun 10/27

1 stop24h 55m

$839

Seattle/Tacoma IntlHanoi Noibai

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

Sun 10/20

1 stop17h 40m

Hanoi Noibai

Sat 10/26

1 stop26h 30m

$861

Seattle/Tacoma IntlHanoi Noibai

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

Thu 10/17

1 stop19h 30m

Hanoi Noibai

Wed 10/30

1 stop16h 25m

$870

Seattle/Tacoma IntlHanoi Noibai

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

Wed 9/4

2 stops23h 50m

Hanoi Noibai

Wed 9/18

2 stops31h 40m

$879

Seattle/Tacoma IntlHanoi Noibai

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

Sun 10/20

1 stop18h 25m

Hanoi Noibai

Fri 10/25

1 stop18h 40m

$881

Seattle/Tacoma IntlHanoi Noibai

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

Wed 10/23

2 stops25h 30m

Hanoi Noibai

Tue 10/29

1 stop27h 45m

$884

Seattle/Tacoma IntlHanoi Noibai

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

Tue 9/3

1 stop20h 35m

Hanoi Noibai

Wed 9/18

1 stop15h 30m

$892

Seattle/Tacoma IntlHanoi Noibai

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

Thu 8/22

2 stops23h 20m

Hanoi Noibai

Thu 9/19

2 stops17h 55m

$897

Flights are sorted by cheapest first

Deals found on 6/5

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Hanoi. Price data was last updated on May 31, 2024.
To ensure you get the cheapest price possible for a flight from Seattle to Hanoi, you should look to book at least 89 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Search Deals

What is the cheapest day to fly from Seattle to Hanoi?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Hanoi. 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 Hanoi flight should consider departing on Wednesday at noon when fares are most often at their lowest. Saturday afternoons 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 Hanoi

Have a flexible travel schedule? Discover the best time to fly to Hanoi 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 Hanoi by month

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

HAN

Temperature

62.6 - 84.2 °F

If weather is an important factor for your trip to Hanoi, 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 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 62.6 F).

Reviews of airlines servicing Hanoi

Get insights into the airlines that provide service to Hanoi. 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 Hanoi. Reviews last updated June 6, 2024.
To help decide which airline to fly from Seattle to Hanoi, see what other customers have to say about EVA Air, United Airlines and ANA. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.1
Wonderful
105 reviews

Overall

9.1

Comfort

9.2

Entertainment

9.1

Boarding

9.1

Crew

9.3

Food

9.0

Reviews

1 / 2

First time on starlux. I was pleasantly surprised. Exceeded my expectations.

STARLUX Airlines
9.1
Wonderful
105 reviews
STARLUX Airlines
9.1
Wonderful
105 reviews

Overall

9.1

Comfort

9.2

Entertainment

9.1

Boarding

9.1

Crew

9.3

Food

9.0

Reviews

1 / 2

First time on starlux. I was pleasantly surprised. Exceeded my expectations.

Korean Air
8.5
Very good
1,137 reviews
STARLUX Airlines
9.1
Wonderful
105 reviews

Overall

9.1

Comfort

9.2

Entertainment

9.1

Boarding

9.1

Crew

9.3

Food

9.0

Reviews

1 / 2

First time on starlux. I was pleasantly surprised. Exceeded my expectations.

ANA
8.5
Very good
912 reviews
STARLUX Airlines
9.1
Wonderful
105 reviews

Overall

9.1

Comfort

9.2

Entertainment

9.1

Boarding

9.1

Crew

9.3

Food

9.0

Reviews

1 / 2

First time on starlux. I was pleasantly surprised. Exceeded my expectations.

Asiana Airlines
8.4
Very good
564 reviews
STARLUX Airlines
9.1
Wonderful
105 reviews

Overall

9.1

Comfort

9.2

Entertainment

9.1

Boarding

9.1

Crew

9.3

Food

9.0

Reviews

1 / 2

First time on starlux. I was pleasantly surprised. Exceeded my expectations.

Japan Airlines
8.3
Very good
1,462 reviews
STARLUX Airlines
9.1
Wonderful
105 reviews

Overall

9.1

Comfort

9.2

Entertainment

9.1

Boarding

9.1

Crew

9.3

Food

9.0

Reviews

1 / 2

First time on starlux. I was pleasantly surprised. Exceeded my expectations.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Hanoi. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Seattle to Hanoi for under $800 on Cheapflights?

    Yes, there are multiple flights from Seattle to Hanoi for under $800. The cheapest flight booked recently is on China Airlines for just $792, but on average you can expect to pay $867.

  • Are there last-minute flights available from Seattle to Hanoi for under $1,700?

    There are currently 20+ open flights from Seattle to Hanoi within the next 7 days for less than $1,700.

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

    Our cheapest airline available from Seattle to Hanoi is China Airlines. Our recent data shows that you can find tickets from as low as $792 on this airline. Additional options worth looking into are Korean Air and Asiana Airlines, starting at $839 and $861 round-trip. China Airlines is priced at 37% lower than the current average price of a flight leaving 3 months from now.

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

    $474 is the cheapest one-way deal found within the past few days, from China Airlines. You may also be able to find cheap deals on Korean Air and EVA Air, with prices starting from $503 and $504, respectively.

  • What does SEA to HAN mean?

    This is defined as Seattle/Tacoma Intl Airport (SEA) and Hanoi Noibai Airport (HAN). Codes like Hanoi Noibai Airport are often used to just call airports uniquely.

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

    Most of the time, Seattle to Hanoi flights that have layovers will stop in Incheon. Seattle to Hanoi flights stop in Taipei City the next most.

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

    Wolmido Amusement Park, Seokbawi Market, and Moraenae Market are the most popular attractions in Incheon if you're in need of something to do during your layover. Wolmido Amusement Park, Seokbawi Market, and Moraenae Market can be visited by traveling about 8.3 mi, 13.2 mi, and 14.7 mi respectively from Incheon Intl. Travelers can book a car rental at Incheon Intl for about $75 per day to make their sightseeing more efficient.

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

    The majority of Taipei City visitors spend their time at Taipei 101, Shilin Night Market, and Raohe Street Night Market. Taipei 101, Shilin Night Market, and Raohe Street Night Market can be accessed by traveling approximately 21.0 mi, 18.3 mi, and 21.6 mi, respectively from Taipei City Taiwan Taoyuan Intl. Travelers can book a car rental at Taipei City Taiwan Taoyuan Intl for about $87 per day to make their sightseeing more efficient.

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

    Of the flights from Seattle to Hanoi that have layovers, the fewest flights stop in Tokyo.

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

    The amount of baggage you can bring on your Seattle to Hanoi 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 Hanoi with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to Hanoi 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 Hanoi that include hotel bookings?

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

  • How can I find direct flights from Seattle to Hanoi?

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

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

    Yes. Cheapflights offers flight deals from Seattle to Hanoi 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 Hanoi that allow pets onboard?

    Many airlines flying from Seattle to Hanoi 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 Hanoi?

    Yes, you can often find last-minute deals on Seattle to Hanoi 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 Hanoi flight deals updated?

    The Seattle to Hanoi flight deals you see on this page were last updated on 6/5.

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

    Consider American Airlines, EVA Air or China Airlines when booking your flight. These represent the most popular airlines when flying from Seattle to Hanoi.

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

    Currently, September is the cheapest month in which you can book a flight from Seattle to Hanoi (average of $1,025). Flying from Seattle to Hanoi in June is currently the most expensive (average of $1,593). 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

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Alternative routes for Seattle to Hanoi
See prices for flight routes from nearby airports that may be better suited for you.

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Top 9 airlines flying from Seattle to Hanoi

Discover the top 9 airlines that operate flights from Seattle to Hanoi. 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 3,050,429 searches. Data last updated June 6, 2024.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$694Average$764FlexibilityNo cancel feeOn-time81%
China AirlinesCheapest$767Average$858FlexibilityNo cancel feeOn-time70%
Japan AirlinesCheapest$787Average$1,234FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$791Average$796FlexibilityNo cancel feeOn-time71%
Korean AirCheapest$849Average$1,248FlexibilityNo cancel feeOn-time81%
DeltaCheapest$865Average$1,351FlexibilityNo cancel feeOn-timeN/A
Asiana AirlinesCheapest$890Average$1,074FlexibilityNo cancel feeOn-time76%
EVA AirCheapest$1,023Average$1,379FlexibilityNo cancel feeOn-time74%
ANACheapest$1,091Average$1,218FlexibilityNo cancel feeOn-time80%
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