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$159+ 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 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — STS
Nov 13 — Nov 201
Thu 11/13
Thu 11/20
1 adult, Economy
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Cheap 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 October 14, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$338
(Alaska Airlines)

One-way from

$159
(Alaska Airlines)

Popular in

April

Cheapest in

January

Average price

$633
Provider with most accurate pricing for Boston Logan Intl-Santa Rosa Sonoma County flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Santa Rosa Sonoma County flights.
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From Boston Logan Intl to Santa Rosa Sonoma County
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One-way flight from Boston Logan Intl to Santa Rosa Sonoma County
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Highest demand for flights based on searches. 6% potential increase in price ($45 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find 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 October 14, 2025.

This Alaska Airlines deal was found by Cheapflights users on 10/12. 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 12/56:59 pmBOS - STS
2 stops23h 25mAlaska Airlines
Sun 12/77:50 amSTS - BOS
2 stops13h 09mAlaska Airlines
Deal found 10/12$393
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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 11/84:24 pmBOS - STS
1 stop10h 33mAlaska Airlines
Sun 11/167:00 amSTS - BOS
1 stop21h 29mAlaska Airlines
Deal found 10/14$420
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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.
Thu 11/134:24 pmBOS - STS
1 stop10h 33mAlaska Airlines
Thu 11/208:03 pmSTS - BOS
1 stop30h 48mAlaska Airlines
Deal found 10/14$437
This Alaska Airlines deal was found by Cheapflights users on 10/13. 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.
Mon 12/154:24 pmBOS - STS
1 stop9h 30mAlaska Airlines
Sat 12/207:42 pmSTS - BOS
1 stop30h 28mAlaska Airlines
Deal found 10/13$477
This Alaska Airlines deal was found by Cheapflights users on 10/13. 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.
Wed 10/294:24 pmBOS - STS
1 stop10h 33mAlaska Airlines
Thu 10/307:45 amSTS - BOS
2 stops13h 35mAlaska Airlines
Deal found 10/13$493

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 October 14, 2025.
Use the filters below to find and compare flights from Boston to Santa Rosa that are best for you.

Fly from

Boston

Fly to

Santa Rosa

Route

Depart

Return

Price

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Tue 2/24

4:20 pm-10:46 pm

1 stop9h 26m

Santa Rosa Sonoma County

Wed 2/25

11:18 am-11:59 pm

1 stop9h 41m

$338

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Wed 2/18

4:20 pm-10:46 pm

1 stop9h 26m

Santa Rosa Sonoma County

Wed 2/25

7:00 am-11:59 pm

2 stops13h 59m

$353

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Thu 1/15

4:25 pm-11:01 pm

1 stop9h 36m

Santa Rosa Sonoma County

Thu 1/22

6:52 pm-5:44 pm

1 stop19h 52m

$372

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Fri 12/5

6:59 pm-3:24 pm

2 stops23h 25m

Santa Rosa Sonoma County

Sun 12/7

7:50 am-11:59 pm

2 stops13h 09m

$393

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Sat 2/21

4:20 pm-10:46 pm

1 stop9h 26m

$159

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Sat 11/15

4:24 pm-11:57 pm

1 stop10h 33m

$159

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Fri 11/14

9:00 am-8:44 am

2 stops26h 44m

$192

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Wed 3/4

10:00 am-12:56 pm

2 stops29h 56m

$219

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Mon 3/2

5:55 pm-10:53 pm

1 stop31h 58m

$242

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Sat 3/7

4:20 pm-10:46 pm

1 stop9h 26m

$243

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

Showing 1-10 of 14 results
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 October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice 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, March is the cheapest month in which you can book a flight from Boston to Santa Rosa (average of $98). Flying from Boston to Santa Rosa in August is currently the most expensive (average of $185). 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.

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

Find hourly flight availability from Boston to Santa Rosa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 14, 2025.

It’s optimal to fly from Boston to Santa Rosa at noon. By choosing this option you can save up to 94% on the cost of your flight, compared to a flight in the morning.

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 October 14, 2025.
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
8.0
Very good
11,070 reviews

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,070 reviews
Alaska Airlines
8.0
Very good
11,070 reviews

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
American Airlines
7.2
Good
11,043 reviews
Alaska Airlines
8.0
Very good
11,070 reviews

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a 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 $338, Alaska Airlines can have you in Santa Rosa from Boston in 9h 26m. 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 $364, 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 39% 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, March is the cheapest month in which you can book a flight from Boston to Santa Rosa (average of $98). Flying from Boston to Santa Rosa in August is currently the most expensive (average of $185). 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 October 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$364Average$594FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$451Average$672FlexibilityNo cancel feeOn-time71%

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