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Cheap flights from Chicago (CHI) to Santa Rosa (STS) from $148

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 7/10. 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.
CHI — STS
Jun 10 — Jun 171
From?
To?
Mon 6/10
Mon 6/17
1 adult, Economy
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Cheap flight deals from Chicago to Santa Rosa

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Santa Rosa (STS). 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 5, 2024.

Popular in

January

Cheapest in

September

Round-trip from

$268

One-way from

$205
High demand for flights, 32% potential price rise
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Best time to find cheap flights, 39% potential price drop
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From Chicago (CHI) to Santa Rosa Sonoma County
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One-way flight from Chicago (CHI) to Santa Rosa Sonoma County
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What is the cheapest day to fly round-trip from Chicago to Santa Rosa?

Saturday flights are generally found to be more expensive for flights from Chicago to Santa Rosa. 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 Santa Rosa.

How far in advance should I book a flight from Chicago to Santa Rosa?

To save up to 57% on this flight, we recommend booking at least 52 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Chicago to Santa Rosa from $298 1-2 weeks out and tickets from $453 for flights departing within the next 72 hours.

What is the cheapest month to fly from Chicago to Santa Rosa?

Due to multiple factors, expect to potentially pay more when booking in March. For low rates, September can be a great choice for travel to Santa Rosa. Flights to Santa Rosa from Chicago in September are about $306 on average during September, but can be found for as low as $107.

What is the cheapest time of day to fly from CHI to STS?

It’s optimal to fly from Chicago to Santa Rosa at noon. By choosing this option you can save up to 9% on the cost of your flight, compared to a flight in the morning.

Cheap Chicago to Santa Rosa flights in June & July 2024

Find cheap flight options from Chicago to Santa Rosa 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 5, 2024.
These are some of the best deals we've found on flights to Santa Rosa in 2024 at this time. Check back in a little while for more flight options.
Mon 7/89:54 amORD - STS
2 stops13h 01mMultiple Airlines
Fri 7/1210:55 amSTS - ORD
2 stops17h 33mMultiple Airlines
Deal found 6/4$387
Mon 7/89:54 amORD - STS
2 stops11h 41mMultiple Airlines
Fri 7/127:45 amSTS - ORD
1 stop7h 44mMultiple Airlines
Deal found 6/4$434
Mon 7/89:54 amORD - STS
1 stop10h 01mMultiple Airlines
Fri 7/127:45 amSTS - ORD
1 stop7h 44mMultiple Airlines
Deal found 6/4$442
Tue 7/96:00 amORD - STS
1 stop9h 50mAlaska Airlines
Tue 7/163:47 pmSTS - ORD
2 stops11h 28mAlaska Airlines
Deal found 6/5$450
Wed 7/109:22 pmORD - STS
1 stop26h 34mAlaska Airlines
Tue 7/163:47 pmSTS - ORD
2 stops11h 28mAlaska Airlines
Deal found 6/5$463
Tue 7/99:22 pmORD - STS
2 stops19h 43mAlaska Airlines
Tue 7/163:47 pmSTS - ORD
2 stops11h 28mAlaska Airlines
Deal found 6/5$468
Thu 7/119:22 pmORD - STS
1 stop26h 34mAlaska Airlines
Tue 7/163:47 pmSTS - ORD
2 stops11h 28mAlaska Airlines
Deal found 6/5$493
Fri 7/128:00 amORD - STS
1 stop12h 21mAlaska Airlines
Tue 7/1610:21 amSTS - ORD
2 stops16h 54mAlaska Airlines
Deal found 6/5$497
Tue 7/96:00 amORD - STS
1 stop9h 50mAlaska Airlines
Tue 7/167:01 pmSTS - ORD
1 stop8h 14mAlaska Airlines
Deal found 6/5$506

Chicago to Santa Rosa 2024 flight deals

Discover exclusive flight deals for travel between Chicago and Santa Rosa 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 5, 2024.
These are some of the best deals we've found on flights to Santa Rosa in 2024 at this time. Check back in a little while for more flight options.
Wed 9/111:18 pmORD - STS
1 stop10h 49mAlaska Airlines
Tue 9/172:36 pmSTS - ORD
1 stop12h 01mAlaska Airlines
Deal found 6/5$334
Wed 9/111:18 pmORD - STS
1 stop10h 49mAlaska Airlines
Tue 9/1710:58 amSTS - ORD
2 stops15h 39mAlaska Airlines
Deal found 6/5$339
Tue 9/176:00 amORD - STS
2 stops15h 11mAlaska Airlines
Sat 9/2111:49 amSTS - ORD
2 stops14h 48mAlaska Airlines
Deal found 6/4$344
Wed 9/111:18 pmORD - STS
2 stops22h 41mAlaska Airlines
Tue 9/1710:58 amSTS - ORD
2 stops15h 39mAlaska Airlines
Deal found 6/5$346
Thu 8/18:05 pmORD - STS
2 stops23h 50mMultiple Airlines
Mon 8/510:55 amSTS - ORD
2 stops17h 47mMultiple Airlines
Deal found 6/5$347
Thu 9/196:00 amORD - STS
2 stops11h 58mAlaska Airlines
Sat 9/2111:49 amSTS - ORD
2 stops14h 48mAlaska Airlines
Deal found 6/4$349
Thu 8/18:05 pmORD - STS
2 stops23h 50mMultiple Airlines
Mon 8/510:55 amSTS - ORD
2 stops17h 47mMultiple Airlines
Deal found 6/4$354
Thu 8/18:05 pmORD - STS
2 stops23h 50mMultiple Airlines
Mon 8/57:45 amSTS - ORD
1 stop12h 34mMultiple Airlines
Deal found 6/5$355
Tue 9/175:25 pmORD - STS
2 stops31h 47mAlaska Airlines
Sat 9/2110:58 amSTS - ORD
2 stops15h 39mAlaska Airlines
Deal found 6/4$358

One-way flights to Santa Rosa from Chicago

Search for one-way flight options from Chicago to Santa Rosa. 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 5, 2024.
Users in need of a one-way flight from Chicago to Santa Rosa can choose from these deals. Users can also find round-trip Chicago to Santa Rosa flights by using the search form above.
Wed 7/1010:38 pmORD - STS
2 stops20h 07mMultiple Airlines
Deal found 6/4$148
Wed 7/1010:38 pmORD - STS
3 stops25h 12mMultiple Airlines
Deal found 6/4$150
Tue 11/125:54 pmORD - STS
1 stop29h 48mAlaska Airlines
Deal found 6/5$173
Thu 7/111:28 pmORD - STS
2 stops10h 22mMultiple Airlines
Deal found 6/4$179
Wed 10/167:00 amORD - STS
2 stops29h 07mAlaska Airlines
Deal found 6/5$180
Thu 7/119:36 amORD - STS
1 stop9h 09mMultiple Airlines
Deal found 6/4$194
Thu 7/116:54 amORD - STS
3 stops16h 56mMultiple Airlines
Deal found 6/4$205
Wed 10/166:00 amORD - STS
1 stop9h 31mAlaska Airlines
Deal found 6/5$221
Wed 7/105:00 amORD - STS
1 stop8h 48mAmerican Airlines
Deal found 6/4$254

Find flights from Chicago to Santa Rosa within your budget

Customize your flight search to find flights from Chicago to Santa Rosa 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 5, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$334 - $528

Route

Depart

Return

Price

Chicago O'Hare IntlSanta Rosa Sonoma County

ORD - STS

ORDSTS

Chicago O'Hare Intl

Wed 9/11

1 stop18h 07m

Santa Rosa Sonoma County

Tue 9/17

1 stop12h 01m

$334

Chicago O'Hare IntlSanta Rosa Sonoma County

ORD - STS

ORDSTS

Chicago O'Hare Intl

Wed 9/11

1 stop10h 49m

Santa Rosa Sonoma County

Tue 9/17

2 stops15h 39m

$339

Chicago O'Hare IntlSanta Rosa Sonoma County

ORD - STS

ORDSTS

Chicago O'Hare Intl

Tue 9/17

2 stops15h 11m

Santa Rosa Sonoma County

Sat 9/21

2 stops14h 48m

$344

Chicago O'Hare IntlSanta Rosa Sonoma County

ORD - STS

ORDSTS

Chicago O'Hare Intl

Wed 9/11

2 stops22h 41m

Santa Rosa Sonoma County

Tue 9/17

2 stops15h 39m

$346

Chicago O'Hare IntlSanta Rosa Sonoma County

ORD - STS

ORDSTS

Chicago O'Hare Intl

Thu 9/19

2 stops11h 58m

Santa Rosa Sonoma County

Sat 9/21

2 stops14h 48m

$349

Chicago O'Hare IntlSanta Rosa Sonoma County

ORD - STS

ORDSTS

Chicago O'Hare Intl

Thu 8/1

2 stops23h 50m

Santa Rosa Sonoma County

Mon 8/5

2 stops17h 47m

$354

Chicago O'Hare IntlSanta Rosa Sonoma County

ORD - STS

ORDSTS

Chicago O'Hare Intl

Thu 8/1

2 stops23h 50m

Santa Rosa Sonoma County

Mon 8/5

1 stop7h 55m

$362

Chicago O'Hare IntlSanta Rosa Sonoma County

ORD - STS

ORDSTS

Chicago O'Hare Intl

Mon 7/8

2 stops13h 01m

Santa Rosa Sonoma County

Fri 7/12

2 stops17h 33m

$387

Chicago O'Hare IntlSanta Rosa Sonoma County

ORD - STS

ORDSTS

Chicago O'Hare Intl

Thu 8/1

1 stop7h 43m

Santa Rosa Sonoma County

Mon 8/5

1 stop6h 13m

$528

Flights are sorted by cheapest first

Deals found on 6/4

What is the cheapest day to fly from Chicago to Santa Rosa?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Santa Rosa. Price data was last updated on June 2, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Chicago to Santa Rosa flight should consider departing on Saturday mornings when fares are most often at their lowest. Thursday mornings 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 Chicago to Santa Rosa

Have a flexible travel schedule? Discover the best time to fly to Santa Rosa from Chicago 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 Santa Rosa by month

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

SFO

Temperature

51.8 - 62.6 °F

If weather is an important factor for your trip to Santa Rosa, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 46.4 F).

Reviews of airlines servicing Santa Rosa

Get insights into the airlines that provide service to Santa Rosa. 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 Santa Rosa. Reviews last updated June 5, 2024.
Get a feel of what it's like to fly with Alaska Airlines and American Airlines from Chicago to Santa Rosa by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,222 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Overall

8.1

Crew

8.6

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Alaska Airlines
8.1
Very good
9,222 reviews
Alaska Airlines
8.1
Very good
9,222 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Overall

8.1

Crew

8.6

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

American Airlines
7.3
Good
14,229 reviews
Alaska Airlines
8.1
Very good
9,222 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Overall

8.1

Crew

8.6

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Santa Rosa. 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 into for flights to Santa Rosa from Chicago?

    Most people fly into Santa Rosa Sonoma County (STS) if they book a flight to Santa Rosa from Chicago. On average, Sonoma County has 0 inbound flights from Chicago per day from 2 airlines. Santa Rosa Sonoma County is conveniently located just 7.2 mi from Santa Rosa’s city center.

  • Can I find flights from Chicago to Santa Rosa for under $400 on Cheapflights?

    Yes, there are multiple flights from Chicago to Santa Rosa for under $400. The cheapest flight booked recently is on Alaska Airlines for just $334, but on average you can expect to pay $366.

  • What is the cheapest airline to fly from Chicago to Santa Rosa round-trip?

    Our cheapest airline available from Chicago to Santa Rosa is Alaska Airlines. Our recent data shows that you can find tickets from as low as $334 on this airline. Alaska Airlines is currently priced 39% below the average price you’ll pay for this route.

  • What does ORD to STS mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Chicago O'Hare Intl Airport to Santa Rosa Sonoma County Airport flight would often be abbreviated as a ORD to STS flight. Chicago Midway Airport (MDW), Chicago Greater Rockford Airport (RFD) are some additional IATA codes for airports related to your trip.

  • Can I find deals for flights from Chicago to Santa Rosa that include extra baggage allowance?

    The amount of baggage you can bring on your Chicago to Santa Rosa 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 Chicago to Santa Rosa with specific airlines?

    Yes, Cheapflights allows you to browse and filter Chicago to Santa Rosa 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 Chicago to Santa Rosa that include hotel bookings?

    Yes. In addition to deals on Chicago to Santa Rosa flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Santa Rosa?

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

  • Can I find deals for business class flights from Chicago to Santa Rosa?

    Yes. Cheapflights offers flight deals from Chicago to Santa Rosa 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 Chicago to Santa Rosa that allow pets onboard?

    Many airlines flying from Chicago to Santa Rosa 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 Chicago to Santa Rosa?

    Yes, you can often find last-minute deals on Chicago to Santa Rosa 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 Chicago to Santa Rosa flight deals updated?

    The Chicago to Santa Rosa flight deals you see on this page were last updated on 6/5.

  • What is the cheapest month to book a flight from Chicago to Santa Rosa?

    Currently, February is the cheapest month in which you can book a flight from Chicago to Santa Rosa (average of $213). Flying from Chicago to Santa Rosa in June is currently the most expensive (average of $432). 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.

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Alternative routes for Chicago to Santa Rosa
See prices for flight routes from nearby airports that may be better suited for you.

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Top 2 airlines flying from Chicago to Santa Rosa

Discover the top 2 airlines that operate flights from Chicago to Santa Rosa. 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 5, 2024.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$256Average$464FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$392Average$648FlexibilityNo cancel feeOn-time71%
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USA to India flights
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Denver to Seattle flights
Washington, D.C. Dulles Intl Airport to Los Angeles flights
San Francisco to Austin flights
Tampa to Dallas flights
Philadelphia to Hawaii flights
New York to Hawaii flights
Chicago to Saint Thomas Island flights

Search flights from Chicago to Santa Rosa by cabin class

Find flights from Chicago to Santa Rosa, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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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 Chicago to Santa Rosa?

Deals for Chicago to Santa Rosa flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Chicago to Santa Rosa?

Cheapflights simply makes it quick and affordable to book flights from Chicago to Santa Rosa by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Chicago to Santa Rosa with no change fees?

Certainly. Search results for flights to Santa Rosa from Chicago shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Chicago to Santa Rosa become cheaper?

Yes, Cheapflights offers price alerts on Chicago to Santa Rosa flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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