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$122+ Cheap flights from Boston (BOS) to Sonoma, CA

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 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SFO
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Sonoma are usually found in February or March, booked 58 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap flight deals from Boston to Sonoma

Keep the following information in mind while searching for Boston to Sonoma flight deals. Data was last updated November 13, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$222
(JetBlue)

One-way from

$122
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$378
Provider with most accurate pricing for Boston Logan Intl-San Francisco flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-San Francisco flights.
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From Boston Logan Intl to Sonoma
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One-way flight from Boston Logan Intl to Sonoma
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Highest demand for flights based on searches. 3% potential increase in price ($14 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Boston to Sonoma

Cheapest flights from Boston to Sonoma
Explore the most affordable flight options available from Boston to Sonoma. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:00 amBOS - SFO
1 stop10h 13mFrontier
Sun 12/2811:20 pmSFO - BOS
1 stop22h 59mFrontier
Deal found 11/12$223
This Flysmarter deal was found by Cheapflights users on 11/12. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/66:45 amBOS - SFO
Nonstop6h 48mJetBlue
Sat 12/139:16 pmSFO - BOS
Nonstop5h 34mJetBlue
Deal found 11/12$224
This SmartFares deal was found by Cheapflights users on 11/11. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/76:52 pmBOS - SFO
Nonstop6h 56mHawaiian Airlines
Tue 12/167:00 amSFO - BOS
1 stop7h 52mHawaiian Airlines
Deal found 11/11$225
This Kiwi.com deal was found by Cheapflights users on 11/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/711:28 amBOS - SFO
1 stop29h 00mFrontier
Tue 12/166:00 amSFO - BOS
2 stops48h 52mFrontier
Deal found 11/12$226
This Delta deal was found by Cheapflights users on 11/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/78:05 pmBOS - SFO
Nonstop6h 54mDelta
Wed 12/1712:40 pmSFO - BOS
Nonstop5h 40mDelta
Deal found 11/11$227
This JetBlue deal was found by Cheapflights users on 11/12. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/76:45 amBOS - SFO
Nonstop6h 48mJetBlue
Tue 12/163:20 pmSFO - BOS
Nonstop5h 31mJetBlue
Deal found 11/12$228
This JetBlue deal was found by Cheapflights users on 11/13. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/138:14 pmBOS - SFO
Nonstop6h 45mJetBlue
Wed 1/288:26 amSFO - BOS
Nonstop5h 39mJetBlue
Deal found 11/13$232
This Delta deal was found by Cheapflights users on 11/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/78:05 pmBOS - SFO
Nonstop6h 54mDelta
Tue 12/167:00 amSFO - BOS
Nonstop5h 35mDelta
Deal found 11/12$233
This Kiwi.com deal was found by Cheapflights users on 11/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:30 amBOS - SFO
1 stop10h 33mAlaska Airlines
Wed 12/317:25 amSFO - BOS
Nonstop5h 47mAlaska Airlines
Deal found 11/13$234
This Cheapflightsfares deal was found by Cheapflights users on 11/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/76:52 pmBOS - SFO
Nonstop6h 56mAlaska Airlines
Wed 12/107:00 amSFO - BOS
Nonstop5h 37mAlaska Airlines
Deal found 11/12$235
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/96:52 pmBOS - SFO
Nonstop6h 56mAlaska Airlines
Mon 12/157:00 amSFO - BOS
Nonstop5h 37mAlaska Airlines
Deal found 11/11$236
This Alaska Airlines deal was found by Cheapflights users on 11/12. 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.
Sat 12/66:52 pmBOS - SFO
Nonstop6h 56mAlaska Airlines
Wed 12/107:00 amSFO - BOS
Nonstop5h 37mAlaska Airlines
Deal found 11/12$237

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Sonoma 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 November 13, 2025.
Use the filters below to find and compare flights from Boston to Sonoma that are best for you.

Fly from

Boston

Fly to

Sonoma

Route

Depart

Return

Price

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Sun 12/7

7:25 am-11:22 am

Nonstop6h 57m

San Francisco

Tue 12/16

12:40 pm-9:20 pm

Nonstop5h 40m

$228

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Sat 12/13

8:14 pm-11:59 pm

Nonstop6h 45m

San Francisco

Wed 1/28

8:26 am-5:05 pm

Nonstop5h 39m

$232

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Sat 12/13

8:05 pm-11:59 pm

Nonstop6h 54m

San Francisco

Wed 1/28

1:00 pm-9:37 pm

Nonstop5h 37m

$232

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Tue 1/27

5:40 pm-9:44 pm

Nonstop7h 04m

San Francisco

Sat 1/31

7:10 am-3:51 pm

Nonstop5h 41m

$232

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Fri 12/5

5:58 pm-9:50 pm

Nonstop6h 52m

San Francisco

Mon 12/8

1:05 pm-9:43 pm

Nonstop5h 38m

$237

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Fri 12/5

6:52 pm-10:48 pm

Nonstop6h 56m

San Francisco

Sun 12/7

8:40 am-11:59 pm

1 stop12h 19m

$247

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Fri 1/16

3:25 pm-7:15 pm

Nonstop6h 50m

San Francisco

Sat 2/14

8:41 pm-5:12 am

Nonstop5h 31m

$247

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Wed 12/10

6:00 am-11:49 am

1 stop8h 49m

San Francisco

Sun 12/14

8:25 am-5:06 pm

Nonstop5h 41m

$247

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Thu 12/4

6:52 pm-10:48 pm

Nonstop6h 56m

San Francisco

Thu 12/11

9:00 am-11:59 pm

1 stop11h 59m

$247

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Sat 1/31

8:05 pm-11:59 pm

Nonstop6h 54m

San Francisco

Sun 2/8

12:15 pm-8:53 pm

Nonstop5h 38m

$247

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/13

Showing 1-10 of 20 results
1
2

Best time to book a flight from Boston to Sonoma

Have a flexible travel schedule? Discover the best time to fly to Sonoma 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 Sonoma

How far ahead should I book a flight from Boston to Sonoma?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Sonoma. Price data was last updated on November 7, 2025.

To ensure you get the cheapest price possible for a flight from Boston to Sonoma, you should look to book at least 58 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.

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

Currently, March is the cheapest month in which you can book a flight from Boston to Sonoma (average of $98). Flying from Boston to Sonoma in August is currently the most expensive (average of $187). 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 SN9?

Find hourly flight availability from Boston to Sonoma. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 13, 2025.

It’s typically best to fly out from Boston to Sonoma in the evening. Doing so could potentially save you 41% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Boston to Sonoma?

Use this chart to determine the cheapest time to fly round-trip from Boston to Sonoma. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Boston to Sonoma flight should consider departing on Tuesday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Boston to Sonoma

Explore weekly flight availability from Boston to Sonoma. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated November 13, 2025.

The most flights from BOS to SN9 are scheduled on a Thursday (45 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (17 on average).

Reviews of airlines servicing Sonoma

Get insights into the airlines that provide service to Sonoma. 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 Sonoma. Reviews last updated November 13, 2025.
Read through reviews of airlines operating flights from Boston to Sonoma, such as Alaska Airlines, Delta, and Hawaiian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,281 reviews

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Overall

8.0

Food

7.1

Crew

8.5

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
11,281 reviews
Alaska Airlines
8.0
Very good
11,281 reviews

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Overall

8.0

Food

7.1

Crew

8.5

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.
Delta
7.9
Good
8,007 reviews
Alaska Airlines
8.0
Very good
11,281 reviews

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Overall

8.0

Food

7.1

Crew

8.5

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.
Hawaiian Airlines
7.8
Good
2,809 reviews
Alaska Airlines
8.0
Very good
11,281 reviews

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Overall

8.0

Food

7.1

Crew

8.5

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.
United Airlines
7.4
Good
9,015 reviews
Alaska Airlines
8.0
Very good
11,281 reviews

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Overall

8.0

Food

7.1

Crew

8.5

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.
JetBlue
7.2
Good
2,907 reviews
Alaska Airlines
8.0
Very good
11,281 reviews

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Overall

8.0

Food

7.1

Crew

8.5

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 Sonoma. 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 from for flights from Boston to Sonoma?

    If you book a flight to Sonoma from Boston, you will be flying from Logan Intl, which is the city’s only airport. Boston Logan Intl (BOS) is located 2.6 mi from the center of Boston. There are 31 flights from Logan Intl to Sonoma per day from 9 different airlines.

  • How popular is this Boston to Sonoma flight route?

    Flights from Boston Logan Intl to Sonoma have been viewed 76 times in the past calendar month.

  • How long is the flight from Boston to Sonoma?

    Departing from Boston to Sonoma will take you 6h 45m. The distance between Boston and Sonoma is about 2696 mi. All flights are typically nonstop.

  • What are the cheapest airlines to fly from Boston to Sonoma one-way?

    One-way options have recently been found by users for as low as $134 on Southwest. Other airlines that offer cheap prices include JetBlue from $137 and Alaska Airlines from $138 one-way.

  • What are the most reliable airlines from Boston to Sonoma?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Boston to Sonoma on time: China Eastern (100%), Air China (97%), ANA (91%).

  • What are the cheapest flights from Boston to Sonoma?

    Looking for the cheapest flight from Boston to Sonoma? While on average our users pay $1,022, our data indicates the cheapest price to be $118. The most popular route (Boston Logan Intl - San Francisco), is priced around $187.

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

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

  • How can I find direct flights from Boston to Sonoma?

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

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

    Yes. Cheapflights offers flight deals from Boston to Sonoma 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 Sonoma?

    Currently, March is the cheapest month in which you can book a flight from Boston to Sonoma (average of $98). Flying from Boston to Sonoma in August is currently the most expensive (average of $187). 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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Top 9 airlines flying from Boston to Sonoma

Discover the top 9 airlines that operate flights from Boston to Sonoma. 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 November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$84Average$212FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$129Average$323FlexibilityNo cancel feeOn-time85%
Sun Country AirCheapest$141Average$315FlexibilityNo cancel feeOn-time83%
SouthwestCheapest$153Average$412FlexibilityNo cancel feeOn-time63%
DeltaCheapest$191Average$380FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$198Average$343FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$224Average$487FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$228Average$400FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$228Average$401FlexibilityNo cancel feeOn-time69%

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