$156+ Cheap flights from Boston (BOS) to Sonoma, CA
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/7. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SFO
Oct 16 — Oct 231
Round-trip
1 adult, Economy
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Find cheap flights from Boston to Sonoma with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Boston Logan Intl to Sonoma are usually found in January or November, booked 86 days in advance, depart on a Wednesday or Thursday and return on a Wednesday
Cheap flight deals from Boston to Sonoma
Cheapest
Best
Last-minute
One-way
Cheapest flights from Boston to SonomaExplore 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 September 16, 2026.
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 September 16, 2026.
This JetBlue deal was found by Cheapflights users on 9/13. 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.
Wed 11/114:10 pm -
1 stop10h 44m
Sat 11/148:55 pm -
1 stop7h 55m
Deal found 9/13![JetBlue logo]()
$308
This lol.travel deal was found by Cheapflights users on 9/12. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:00 am -
Nonstop6h 40m
Tue 11/37:30 am -
Nonstop5h 35m
Deal found 9/12![JetBlue logo]()
$324
This JetBlue deal was found by Cheapflights users on 9/14. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/314:10 pm -
1 stop10h 48m
Thu 11/52:50 pm -
Nonstop6h 08m
Deal found 9/14![JetBlue logo]()
$325
This Southwest deal was found by Cheapflights users on 9/15. 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.
Tue 10/272:50 pm -
2 stops10h 30m
Fri 10/309:35 am -
2 stops9h 30m
Deal found 9/15![Southwest logo]()
$326
This JetBlue deal was found by Cheapflights users on 9/12. 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.
Thu 11/128:40 pm -
Nonstop6h 45m
Mon 11/168:55 pm -
1 stop7h 55m
Deal found 9/12![JetBlue logo]()
$327
This JetBlue deal was found by Cheapflights users on 9/13. 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.
Tue 11/108:40 pm -
Nonstop6h 45m
Wed 11/186:00 am -
1 stop10h 33m
Deal found 9/13![JetBlue logo]()
$328
This Orbitz deal was found by Cheapflights users on 9/11. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:54 pm -
1 stop9h 54m
Tue 10/64:43 pm -
1 stop9h 38m
Deal found 9/11![Multiple Airlines logo]()
$329
This Frontier deal was found by Cheapflights users on 9/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2711:12 am -
1 stop9h 58m
Sat 10/3110:05 pm -
1 stop11h 39m
Deal found 9/15![Frontier logo]()
$330
This FlightHub deal was found by Cheapflights users on 9/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:00 am -
Nonstop6h 40m
Thu 11/512:13 pm -
1 stop8h 45m
Deal found 9/11![Multiple Airlines logo]()
$331
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:40 pm -
1 stop17h 09m
Wed 10/283:31 pm -
1 stop10h 57m
Deal found 9/11![Alaska Airlines logo]()
$332
This Southwest deal was found by Cheapflights users on 9/15. 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.
Tue 10/206:45 am -
2 stops11h 25m
Tue 10/276:50 pm -
2 stops11h 00m
Deal found 9/15![Southwest logo]()
$333
This Southwest deal was found by Cheapflights users on 9/15. 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.
Fri 10/304:50 pm -
1 stop10h 20m
Mon 11/99:25 pm -
1 stop7h 55m
Deal found 9/15![Southwest logo]()
$334
Best flights from Boston to SonomaDiscover carefully curated flight deals from Boston to Sonoma that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2026.
Discover carefully curated flight deals from Boston to Sonoma that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2026.
This Southwest deal was found by Cheapflights users on 9/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/87:10 am -
1 stop8h 40m
Sun 12/1311:35 pm -
1 stop9h 25m
Deal found 9/11![Southwest logo]()
$337
This JetBlue deal was found by Cheapflights users on 9/15. 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.
Fri 10/304:10 pm -
1 stop10h 48m
Sun 11/112:14 pm -
Nonstop5h 46m
Deal found 9/15![JetBlue logo]()
$348
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 10/286:14 pm -
1 stop18h 23m
Sun 11/18:33 am -
1 stop12h 25m
Deal found 9/15![Alaska Airlines logo]()
$357
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/57:45 am -
Nonstop6h 30m
Tue 10/1311:20 pm -
Nonstop5h 56m
Deal found 9/11![United Airlines logo]()
$411
This Southwest deal was found by Cheapflights users on 9/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/211:10 pm -
2 stops11h 50m
Sat 1/2311:55 am -
1 stop7h 25m
Deal found 9/14![Southwest logo]()
$375
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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.
Tue 11/107:13 am -
1 stop11h 48m
Wed 11/187:00 am -
2 stops13h 58m
Deal found 9/14![Alaska Airlines logo]()
$381
This Alaska Airlines deal was found by Cheapflights users on 9/13. 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.
Fri 10/166:40 pm -
1 stop17h 09m
Fri 10/238:46 pm -
1 stop16h 09m
Deal found 9/13![Alaska Airlines logo]()
$382
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/37:30 am -
Nonstop6h 53m
Sun 12/1311:20 pm -
Nonstop5h 37m
Deal found 9/11![United Airlines logo]()
$447
This Southwest deal was found by Cheapflights users on 9/15. 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 10/16:35 pm -
1 stop8h 20m
Mon 10/57:25 pm -
2 stops10h 25m
Deal found 9/15![Southwest logo]()
$432
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 10/279:03 am -
1 stop10h 05m
Thu 11/55:00 pm -
1 stop9h 46m
Deal found 9/15![Alaska Airlines logo]()
$408
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:25 am -
1 stop8h 25m
Sat 10/249:05 am -
2 stops10h 05m
Deal found 9/13![Southwest logo]()
$453
Last-minute flights from Boston to SonomaDiscover last-minute flight deals from Boston to Sonoma. Data last updated September 16, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Sonoma. Data last updated September 16, 2026 and is based on user searches.
This Orbitz deal was found by Cheapflights users on 9/11. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:54 pm -
1 stop9h 54m
Tue 10/64:43 pm -
1 stop9h 38m
Deal found 9/11![Multiple Airlines logo]()
$329
This Southwest deal was found by Cheapflights users on 9/15. 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.
Tue 10/206:45 am -
2 stops11h 25m
Tue 10/276:50 pm -
2 stops11h 00m
Deal found 9/15![Southwest logo]()
$333
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:40 pm -
1 stop17h 09m
Wed 10/283:31 pm -
1 stop10h 57m
Deal found 9/11![Alaska Airlines logo]()
$332
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/235:50 am -
1 stop9h 40m
Tue 10/276:50 pm -
2 stops11h 00m
Deal found 9/13![Southwest logo]()
$335
This lol.travel deal was found by Cheapflights users on 9/12. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:00 am -
Nonstop6h 40m
Tue 11/37:30 am -
Nonstop5h 35m
Deal found 9/12![JetBlue logo]()
$324
This Southwest deal was found by Cheapflights users on 9/15. 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.
Tue 10/272:50 pm -
2 stops10h 30m
Fri 10/309:35 am -
2 stops9h 30m
Deal found 9/15![Southwest logo]()
$326
This Frontier deal was found by Cheapflights users on 9/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2711:12 am -
1 stop9h 58m
Sat 10/3110:05 pm -
1 stop11h 39m
Deal found 9/15![Frontier logo]()
$330
This JetBlue deal was found by Cheapflights users on 9/13. 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.
Thu 10/294:10 pm -
1 stop10h 48m
Mon 11/27:30 am -
Nonstop5h 35m
Deal found 9/13![JetBlue logo]()
$327
This JetBlue deal was found by Cheapflights users on 9/14. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/304:10 pm -
1 stop10h 48m
Mon 11/28:55 pm -
1 stop7h 55m
Deal found 9/14![JetBlue logo]()
$328
This Southwest deal was found by Cheapflights users on 9/15. 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.
Fri 10/304:50 pm -
1 stop10h 20m
Mon 11/99:25 pm -
1 stop7h 55m
Deal found 9/15![Southwest logo]()
$334
This JetBlue deal was found by Cheapflights users on 9/14. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/314:10 pm -
1 stop10h 48m
Thu 11/52:50 pm -
Nonstop6h 08m
Deal found 9/14![JetBlue logo]()
$325
This Justfly.com deal was found by Cheapflights users on 9/13. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/315:05 pm -
Nonstop6h 50m
Mon 11/912:13 pm -
1 stop8h 45m
Deal found 9/13![Multiple Airlines logo]()
$331
One-way flights from Boston to SonomaSearch for one-way flight options from Boston to Sonoma. Find affordable one-way fares based on user searches. Data last updated September 16, 2026.
Search for one-way flight options from Boston to Sonoma. Find affordable one-way fares based on user searches. Data last updated September 16, 2026.
This Super.com deal was found by Cheapflights users on 9/13. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/74:10 pm -
1 stop10h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![JetBlue logo]()
$156
This Priceline deal was found by Cheapflights users on 9/13. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:03 am -
1 stop12h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Alaska Airlines logo]()
$164
This Super.com deal was found by Cheapflights users on 9/11. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/177:00 am -
Nonstop6h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![JetBlue logo]()
$171
This KAYAK deal was found by Cheapflights users on 9/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/209:35 pm -
Nonstop6h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![JetBlue logo]()
$172
This Super.com deal was found by Cheapflights users on 9/13. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/39:30 pm -
Nonstop6h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![JetBlue logo]()
$173
This Southwest deal was found by Cheapflights users on 9/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/65:15 am -
1 stop8h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Southwest logo]()
$174
This Frontier deal was found by Cheapflights users on 9/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1912:39 pm -
1 stop11h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Frontier logo]()
$175
This KAYAK deal was found by Cheapflights users on 9/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/157:40 pm -
Nonstop6h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![JetBlue logo]()
$176
This Southwest deal was found by Cheapflights users on 9/15. 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.
Fri 11/65:10 am -
1 stop10h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Southwest logo]()
$177
This KAYAK deal was found by Cheapflights users on 9/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/149:29 pm -
Nonstop6h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![JetBlue logo]()
$178
This American Airlines deal was found by Cheapflights users on 9/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1510:00 am -
1 stop9h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![American Airlines logo]()
$179
Find flight deals from Boston to Sonoma
Keep the following information in mind while searching for Boston to Sonoma flight deals. Data was last updated September 16, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $308 (JetBlue) |
One-way from | $156 (Super.com) |
Popular in | June |
Cheapest in | January |
Average price | $428 |
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 7,457,451 searches. Data last updated September 16, 2026.
Use the filters below to find and compare flights from Boston to Sonoma that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonSan Francisco
BOS Boston Logan Intl - SFO San Francisco
BOSSFO
Boston Logan Intl
Wed 11/18
8:40 pm-12:25 am
Nonstop6h 45m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$174
BostonSan Francisco
BOS Boston Logan Intl - SFO San Francisco
BOSSFO
Boston Logan Intl
Fri 11/6
5:10 am-12:25 pm
1 stop10h 15m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$177
Quickest round-trip
BostonSan Francisco
BOS Boston Logan Intl - SFO San Francisco
BOSSFO
Boston Logan Intl
Wed 10/14
6:17 pm-9:48 pm
Nonstop6h 31m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$184
BostonSan Francisco
BOS Boston Logan Intl - SFO San Francisco
BOSSFO
Boston Logan Intl
Sat 10/3
7:51 am-4:16 pm
1 stop11h 25m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$194
BostonSan Francisco
BOS Boston Logan Intl - SFO San Francisco
BOSSFO
Boston Logan Intl
Mon 11/16
6:09 pm-11:59 pm
1 stop8h 50m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$194
BostonSan Francisco
BOS Boston Logan Intl - SFO San Francisco
BOSSFO
Boston Logan Intl
Sat 10/24
5:35 am-2:35 pm
2 stops12h 00m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$199
BostonSan Francisco
BOS Boston Logan Intl - SFO San Francisco
BOSSFO
Boston Logan Intl
Wed 12/2
3:30 pm-11:55 pm
2 stops11h 25m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$204
BostonSan Francisco
BOS Boston Logan Intl - SFO San Francisco
BOSSFO
Boston Logan Intl
Mon 9/28
7:59 pm-9:37 am
1 stop16h 38m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$209
BostonSan Francisco
BOS Boston Logan Intl - SFO San Francisco
BOSSFO
Boston Logan Intl
Fri 3/12
7:55 pm-11:52 pm
Nonstop6h 57m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$210
BostonSan Francisco
BOS Boston Logan Intl - SFO San Francisco
BOSSFO
Boston Logan Intl
Sat 10/3
1:25 pm-9:10 pm
2 stops10h 45m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$219
Showing 1-10 of 22 resultsSorted by cheapest first
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.
BOS-SFO
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
BOS-SN9
BOS-SFO
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 September 16, 2026.
It’s typically best to fly out from Boston to Sonoma in the evening. Doing so could potentially save you 34% on the flight price compared to flying at noon, which is usually more expensive.
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 September 16, 2026.
The most flights from BOS to SN9 are scheduled on a Monday (43 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (27 on average).
How much does it cost to fly round-trip from Boston to Sonoma?
Airfare is below average for this route at the moment.
Boston to Sonoma flights typically cost between $349 and $540 in November.The cheapest round-trip price found within the last 5 days was $308 on JetBlue (Nov 11-Nov 14).
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 September 12, 2026.
Travelers seeking maximum savings on their Boston to Sonoma flight should consider departing on Saturday afternoons when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
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 September 16, 2026.
Read through reviews of airlines operating flights from Boston to Sonoma, such as Alaska Airlines,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Entertainment
7.0
Boarding
8.1
Food
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Crew
8.5
Entertainment
7.0
Boarding
8.1
Food
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Crew
8.5
Entertainment
7.0
Boarding
8.1
Food
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Crew
8.5
Entertainment
7.0
Boarding
8.1
Food
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Crew
8.5
Entertainment
7.0
Boarding
8.1
Food
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Crew
8.5
Entertainment
7.0
Boarding
8.1
Food
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
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.
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Alternative routes for Boston to Sonoma
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Complete your trip
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Boston and Sonoma flights
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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 7,457,451 searches. Data last updated September 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$131 | Average$255 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$139 | Average$448 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$149 | Average$433 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$157 | Average$380 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$200 | Average$351 | FlexibilityNo cancel fee | On-time83% | |
| Cheapest$205 | Average$396 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$237 | Average$456 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$244 | Average$479 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$250 | Average$447 | FlexibilityNo cancel fee | On-time63% |