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Santa Rosa

$239+ Cheap flights from Boston to Santa Rosa (BOS - STS)

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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — STS
Apr 29 — May 61
Wed 4/29
Wed 5/6
1 adult, Economy
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Cheap flight deals from Boston to Santa Rosa

Cheapest flights from Boston to Santa Rosa
Explore the most affordable flight options available from Boston to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 30, 2026.

This Alaska Airlines deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/24:33 pm
BOS
-
STS
1 stop9h 24m
Alaska Airlines
Tue 5/57:23 am
STS
-
BOS
1 stop30h 30m
Alaska Airlines
Deal found 3/29$441
This Alaska Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/24:33 pm
BOS
-
STS
1 stop9h 24m
Alaska Airlines
Wed 5/610:41 am
STS
-
BOS
2 stops34h 18m
Alaska Airlines
Deal found 3/26$460
This Alaska Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/247:00 am
BOS
-
STS
1 stop18h 57m
Alaska Airlines
Fri 5/13:00 pm
STS
-
BOS
1 stop22h 03m
Alaska Airlines
Deal found 3/25$489
This Travelocity deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/225:56 pm
BOS
-
STS
1 stop20h 02m
Alaska Airlines
Tue 5/510:01 am
STS
-
BOS
1 stop27h 52m
Alaska Airlines
Deal found 3/25$490
This Alaska Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/96:40 pm
BOS
-
STS
1 stop18h 44m
Alaska Airlines
Sun 6/146:26 am
STS
-
BOS
1 stop20h 17m
Alaska Airlines
Deal found 3/25$506
This Southwest deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:15 am
BOS
-
STS
2 stops13h 45m
Southwest
Sun 5/315:05 pm
STS
-
BOS
2 stops13h 55m
Southwest
Deal found 3/28$518
This Southwest deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/226:20 am
BOS
-
STS
2 stops12h 35m
Southwest
Tue 5/56:00 am
STS
-
BOS
2 stops12h 20m
Southwest
Deal found 3/25$521

Find flight deals from Boston to Santa Rosa

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) 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 March 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$441
(Alaska Airlines)

One-way from

$239
(American Airlines)

Popular in

April

Cheapest in

February

Average price

$937
Provider with most accurate pricing for Boston Logan Intl-Santa Rosa Sonoma County flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Santa Rosa Sonoma County flights.
Search Deals
From Boston Logan Intl to Santa Rosa Sonoma County
Search Deals
One-way flight from Boston Logan Intl to Santa Rosa Sonoma County
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($157 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston 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 2,558,603 searches. Data last updated March 30, 2026.
Use the filters below to find and compare flights from Boston to Santa Rosa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Sat 5/2

4:33 pm-10:57 pm

1 stop9h 24m

Santa Rosa Sonoma County

Tue 5/5

7:23 am-4:53 pm

1 stop30h 30m

$441

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Sat 5/2

4:33 pm-10:57 pm

1 stop9h 24m

Santa Rosa Sonoma County

Wed 5/6

10:41 am-11:59 pm

2 stops34h 18m

$460

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Fri 4/24

7:00 am-10:57 pm

1 stop18h 57m

Santa Rosa Sonoma County

Fri 5/1

3:00 pm-4:03 pm

1 stop22h 03m

$489
Quickest round-trip

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Wed 4/22

6:20 am-3:55 pm

2 stops12h 35m

Santa Rosa Sonoma County

Tue 5/5

6:00 am-9:20 pm

2 stops12h 20m

$521

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Fri 5/22

6:40 pm-11:28 pm

1 stop31h 48m

Santa Rosa Sonoma County

Mon 5/25

7:01 am-5:44 am

1 stop19h 43m

$528
Cheapest one-way

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Tue 6/9

8:05 am-2:13 pm

1 stop9h 08m

$239

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Wed 5/27

8:05 am-2:13 pm

1 stop9h 08m

$261
Quickest one-way

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Sat 9/5

9:50 am-3:46 pm

1 stop8h 56m

$270

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Tue 6/30

4:33 pm-5:16 pm

2 stops27h 43m

$283

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Thu 6/11

4:33 pm-10:58 pm

1 stop9h 25m

$287

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/28

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Compare providers for flights from Boston to Santa Rosa

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Santa Rosa in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-Santa Rosa flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Santa Rosa flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Santa Rosa flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Santa Rosa flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Santa Rosa flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boston to Santa Rosa

Have a flexible travel schedule? Discover the best time to fly to Santa Rosa from Boston 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.

Cheapflights Insights

Everything you need to know about your flight from Boston to Santa Rosa

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

Currently, July is the cheapest month in which you can book a flight from Boston to Santa Rosa (average of $143). Flying from Boston to Santa Rosa in January is currently the most expensive (average of $197). 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.

How much does it cost to fly round-trip from Boston to Santa Rosa?

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 March 30, 2026.
See what other customers who have flown with Alaska Airlines and American Airlines from Boston to Santa Rosa have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,139 reviews

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Crew

8.5

Overall

7.9

Food

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Alaska Airlines
7.9
Good
12,139 reviews
Alaska Airlines
7.9
Good
12,139 reviews

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Crew

8.5

Overall

7.9

Food

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
American Airlines
7.1
Good
11,525 reviews
Alaska Airlines
7.9
Good
12,139 reviews

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Crew

8.5

Overall

7.9

Food

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Related info for your journey

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

  • How long is the flight from Boston to Santa Rosa?

    For as low as $441, Alaska Airlines can have you in Santa Rosa from Boston in 9h 24m. Boston and Santa Rosa are separated by a distance of 2693 mi.

  • What are the cheapest airlines flying from Boston to Santa Rosa round-trip?

    Currently priced at $432, Alaska Airlines will fly you from Boston to Santa Rosa and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on American Airlines for as low as $451. Users have found that Alaska Airlines is 33% cheaper than the other options available to this destination.

  • Can I find deals for flights from Boston to Santa Rosa that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston 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.

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

    Currently, July is the cheapest month in which you can book a flight from Boston to Santa Rosa (average of $143). Flying from Boston to Santa Rosa in January is currently the most expensive (average of $197). 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

Traveling to a place near Santa Rosa?

Book flights to Santa Rosa if you plan to visit one of these locations
Fort Bragg
Ukiah

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Top 2 airlines flying from Boston to Santa Rosa

Discover the top 2 airlines that operate flights from Boston 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 2,558,603 searches. Data last updated March 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$432Average$594FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$451Average$669FlexibilityNo cancel feeOn-time71%

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