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Santa Rosa

$157+ 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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — STS
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
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 August 18, 2025.

Round-trip from

$359
(Alaska Airlines)

One-way from

$157
(Alaska Airlines)

Popular in

December

Cheapest in

January

Average price

$640
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. 9% potential increase in price ($70 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in August 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 August 18, 2025.

This Alaska Airlines deal was found by Cheapflights users on 8/17. 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 10/108:01 amBOS - STS
1 stop9h 15mAlaska Airlines
Sat 10/182:30 pmSTS - BOS
1 stop14h 23mAlaska Airlines
Deal found 8/17$359
This Alaska Airlines deal was found by Cheapflights users on 8/17. 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 10/108:01 amBOS - STS
1 stop9h 15mAlaska Airlines
Fri 10/172:30 pmSTS - BOS
1 stop30h 29mAlaska Airlines
Deal found 8/17$369
This Alaska Airlines deal was found by Cheapflights users on 8/17. 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 10/78:01 amBOS - STS
1 stop18h 15mAlaska Airlines
Tue 10/1412:41 pmSTS - BOS
2 stops24h 19mAlaska Airlines
Deal found 8/17$399
This Alaska Airlines deal was found by Cheapflights users on 8/16. 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 11/214:20 pmBOS - STS
1 stop10h 01mAlaska Airlines
Tue 12/27:00 amSTS - BOS
1 stop8h 31mAlaska Airlines
Deal found 8/16$403
This Alaska Airlines deal was found by Cheapflights users on 8/17. 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 10/37:20 amBOS - STS
2 stops19h 39mAlaska Airlines
Mon 10/66:25 amSTS - BOS
1 stop21h 16mAlaska Airlines
Deal found 8/17$413
This Alaska Airlines deal was found by Cheapflights users on 8/17. 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 10/88:01 amBOS - STS
1 stop9h 15mAlaska Airlines
Sun 10/126:25 amSTS - BOS
1 stop21h 16mAlaska Airlines
Deal found 8/17$414
This Alaska Airlines deal was found by Cheapflights users on 8/18. 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 9/97:20 amBOS - STS
2 stops14h 52mAlaska Airlines
Tue 9/163:07 pmSTS - BOS
2 stops20h 53mAlaska Airlines
Deal found 8/18$418
This Alaska Airlines deal was found by Cheapflights users on 8/17. 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 10/88:01 amBOS - STS
1 stop9h 15mAlaska Airlines
Mon 10/136:51 pmSTS - BOS
1 stop8h 09mAlaska Airlines
Deal found 8/17$422
This Alaska Airlines deal was found by Cheapflights users on 8/16. 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 9/207:20 amBOS - STS
1 stop9h 16mAlaska Airlines
Fri 10/102:30 pmSTS - BOS
1 stop30h 29mAlaska Airlines
Deal found 8/16$426

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 August 18, 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

Fri 10/10

8:01 am-2:16 pm

1 stop9h 15m

Santa Rosa Sonoma County

Sat 10/18

2:30 pm-7:53 am

1 stop14h 23m

$359

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Fri 10/10

8:01 am-2:16 pm

1 stop9h 15m

Santa Rosa Sonoma County

Fri 10/17

2:30 pm-11:59 pm

1 stop30h 29m

$369

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Tue 10/7

8:01 am-11:16 pm

1 stop18h 15m

Santa Rosa Sonoma County

Tue 10/14

12:41 pm-4:00 pm

2 stops24h 19m

$399

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Fri 11/21

4:20 pm-11:21 pm

1 stop10h 01m

Santa Rosa Sonoma County

Tue 12/2

7:00 am-6:31 pm

1 stop8h 31m

$403

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Fri 10/3

7:20 am-11:59 pm

2 stops19h 39m

Santa Rosa Sonoma County

Mon 10/6

6:25 am-6:41 am

1 stop21h 16m

$413

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Wed 10/8

8:01 am-2:16 pm

1 stop9h 15m

Santa Rosa Sonoma County

Sun 10/12

6:25 am-6:41 am

1 stop21h 16m

$414

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Fri 9/5

5:08 pm-11:50 pm

1 stop9h 42m

Santa Rosa Sonoma County

Fri 9/12

6:00 am-6:25 am

1 stop21h 25m

$418

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Tue 9/9

7:20 am-7:12 pm

2 stops14h 52m

Santa Rosa Sonoma County

Tue 9/16

3:07 pm-3:00 pm

2 stops20h 53m

$418

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Sat 9/13

7:45 am-2:27 pm

1 stop9h 42m

$157

BostonSanta Rosa

BOS - STS

BOSSTS

Boston Logan Intl

Tue 9/16

7:20 am-7:12 pm

2 stops14h 52m

$177

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/15

Showing 1-10 of 16 results
1
2

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, February is the cheapest month in which you can book a flight from Boston to Santa Rosa (average of $202). Flying from Boston to Santa Rosa in June is currently the most expensive (average of $395). 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 August 18, 2025.

It’s optimal to fly from Boston to Santa Rosa at noon. By choosing this option you can save up to 25% 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 August 18, 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
10,000 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.

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 $359, Alaska Airlines can have you in Santa Rosa from Boston in 9h 15m. 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 $432. Users have found that Alaska Airlines is 42% 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, February is the cheapest month in which you can book a flight from Boston to Santa Rosa (average of $202). Flying from Boston to Santa Rosa in June is currently the most expensive (average of $395). 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 August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$364Average$591FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$432Average$672FlexibilityNo cancel feeOn-time71%

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