$153+ Cheap flights from Massachusetts to San Francisco (SFO)
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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SFO
Jul 9 — Jul 161
Round-trip
1 adult, Economy
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Cheapest flights from Massachusetts to San FranciscoExplore the most affordable flight options available from Massachusetts to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 9, 2026.
Explore the most affordable flight options available from Massachusetts to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 9, 2026.
This American Airlines deal was found by Cheapflights users on 6/8. 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.
Wed 7/15:18 pm
ORH
- SFO
1 stop21h 09m
American Airlines
Mon 7/612:48 am
SFO
- ORH
1 stop13h 03m
American Airlines
Deal found 6/8![American Airlines logo]()
$300
This American Airlines deal was found by Cheapflights users on 6/4. 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.
Wed 7/112:42 pm
HYA
- SFO
1 stop11h 08m
American Airlines
Mon 7/612:48 am
SFO
- HYA
1 stop8h 27m
American Airlines
Deal found 6/4![American Airlines logo]()
$303
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Tue 9/18:00 am
ALB
- SFO
1 stop8h 05m
United Airlines
Tue 9/810:35 pm
SFO
- ALB
1 stop8h 49m
United Airlines
Deal found 6/8![United Airlines logo]()
$305
This Southwest deal was found by Cheapflights users on 6/8. 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 9/16:00 am
ALB
- SFO
1 stop8h 35m
Southwest
Tue 9/811:40 pm
SFO
- ALB
2 stops11h 40m
Southwest
Deal found 6/8![Southwest logo]()
$311
This Kissandfly.com deal was found by Cheapflights users on 6/4. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/26:00 am
BOS
- SFO
1 stop16h 26m
Frontier
Wed 7/810:23 pm
SFO
- BOS
2 stops20h 54m
Frontier
Deal found 6/4![Frontier logo]()
$314
This CheapOair deal was found by Cheapflights users on 6/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/268:55 pm
BOS
- SFO
Nonstop6h 36m
Multiple Airlines
Wed 7/811:00 pm
SFO
- BOS
1 stop8h 57m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$316
This United Airlines deal was found by Cheapflights users on 6/4. 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.
Tue 6/306:10 pm
BOS
- SFO
Nonstop6h 37m
United Airlines
Wed 7/811:05 pm
SFO
- BOS
Nonstop5h 56m
United Airlines
Deal found 6/4![United Airlines logo]()
$317
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Fri 7/175:16 pm
ORH
- SFO
1 stop8h 54m
American Airlines
Mon 7/2012:48 am
SFO
- ORH
1 stop13h 03m
American Airlines
Deal found 6/9![American Airlines logo]()
$317
This Cheapflightsfares deal was found by Cheapflights users on 6/7. 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.
Fri 8/285:01 am
BOS
- SFO
1 stop11h 52m
JetBlue
Sun 8/303:45 pm
SFO
- BOS
Nonstop5h 42m
JetBlue
Deal found 6/7![JetBlue logo]()
$318
This Frontier deal was found by Cheapflights users on 6/7. 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.
Sat 7/412:01 pm
BOS
- SFO
1 stop10h 25m
Frontier
Sat 7/410:10 pm
SFO
- BOS
1 stop9h 47m
Frontier
Deal found 6/7![Frontier logo]()
$319
This CheapOair deal was found by Cheapflights users on 6/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/312:01 pm
BOS
- SFO
1 stop10h 25m
Multiple Airlines
Thu 7/93:18 pm
SFO
- BOS
Nonstop5h 41m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$321
This Cheapflightsfares deal was found by Cheapflights users on 6/8. 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.
Wed 7/158:20 am
BOS
- SFO
Nonstop6h 34m
JetBlue
Sun 7/1911:58 pm
SFO
- BOS
Nonstop5h 42m
JetBlue
Deal found 6/8![JetBlue logo]()
$322
Best flights from Massachusetts to San FranciscoDiscover carefully curated flight deals from Massachusetts to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 9, 2026.
Discover carefully curated flight deals from Massachusetts to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 9, 2026.
This American Airlines deal was found by Cheapflights users on 6/4. 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.
Wed 7/112:42 pm
HYA
- SFO
1 stop11h 08m
American Airlines
Mon 7/612:48 am
SFO
- HYA
1 stop8h 27m
American Airlines
Deal found 6/4![American Airlines logo]()
$303
This JetBlue deal was found by Cheapflights users on 6/5. 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 8/294:43 pm
BOS
- SFO
1 stop10h 53m
JetBlue
Sat 9/510:57 am
SFO
- BOS
1 stop10h 22m
JetBlue
Deal found 6/5![JetBlue logo]()
$337
This Southwest deal was found by Cheapflights users on 6/5. 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 9/15:25 am
BOS
- SFO
2 stops10h 30m
Southwest
Sat 9/59:25 am
SFO
- BOS
1 stop7h 25m
Southwest
Deal found 6/5![Southwest logo]()
$342
This United Airlines deal was found by Cheapflights users on 6/7. 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.
Tue 7/77:28 am
BOS
- SFO
Nonstop6h 27m
United Airlines
Tue 7/146:56 pm
SFO
- BOS
1 stop8h 02m
United Airlines
Deal found 6/7![United Airlines logo]()
$348
This Delta deal was found by Cheapflights users on 6/5. 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.
Fri 9/111:15 pm
ALB
- SFO
2 stops13h 31m
Delta
Tue 9/156:00 am
SFO
- ALB
1 stop8h 27m
Delta
Deal found 6/5![Delta logo]()
$435
This KAYAK deal was found by Cheapflights users on 6/6. 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.
Fri 9/1111:13 am
EWB
- SFO
2 stops15h 18m
Multiple Airlines
Sat 9/198:25 pm
SFO
- EWB
2 stops16h 20m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$610
This American Airlines deal was found by Cheapflights users on 6/4. 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 6/305:18 pm
ORH
- SFO
1 stop21h 18m
American Airlines
Sun 7/59:10 pm
SFO
- ORH
1 stop16h 41m
American Airlines
Deal found 6/4![American Airlines logo]()
$336
This Southwest deal was found by Cheapflights users on 6/6. 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.
Sun 8/235:55 am
BOS
- SFO
1 stop10h 15m
Southwest
Wed 8/2611:50 am
SFO
- BOS
1 stop7h 25m
Southwest
Deal found 6/6![Southwest logo]()
$347
This United Airlines deal was found by Cheapflights users on 6/4. 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 6/186:00 am
BOS
- SFO
Nonstop6h 27m
United Airlines
Sun 6/217:00 am
SFO
- BOS
Nonstop5h 54m
United Airlines
Deal found 6/4![United Airlines logo]()
$357
This JetBlue deal was found by Cheapflights users on 6/5. 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.
Mon 7/276:35 am
BOS
- SFO
Nonstop6h 30m
JetBlue
Mon 7/279:44 pm
SFO
- BOS
Nonstop5h 44m
JetBlue
Deal found 6/5![JetBlue logo]()
$387
This Southwest deal was found by Cheapflights users on 6/7. 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 8/185:35 am
BOS
- SFO
1 stop8h 00m
Southwest
Wed 8/2611:40 pm
SFO
- BOS
2 stops9h 50m
Southwest
Deal found 6/7![Southwest logo]()
$352
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Fri 7/175:16 pm
ORH
- SFO
2 stops18h 21m
American Airlines
Tue 7/216:00 am
SFO
- ORH
1 stop7h 51m
American Airlines
Deal found 6/9![American Airlines logo]()
$360
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Sat 7/186:00 am
BOS
- SFO
Nonstop6h 27m
United Airlines
Mon 7/276:56 pm
SFO
- BOS
1 stop8h 02m
United Airlines
Deal found 6/8![United Airlines logo]()
$363
This Delta deal was found by Cheapflights users on 6/8. 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.
Thu 7/91:18 pm
MVY
- SFO
1 stop9h 48m
Delta
Sun 7/1211:50 pm
SFO
- MVY
1 stop9h 48m
Delta
Deal found 6/8![Delta logo]()
$445
This United Airlines deal was found by Cheapflights users on 6/8. 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 8/1312:00 pm
ALB
- SFO
1 stop9h 49m
United Airlines
Sat 8/2911:30 pm
SFO
- ALB
1 stop7h 54m
United Airlines
Deal found 6/8![United Airlines logo]()
$369
This Southwest deal was found by Cheapflights users on 6/6. 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.
Sat 7/115:20 am
BOS
- SFO
2 stops12h 25m
Southwest
Tue 7/145:15 am
SFO
- BOS
1 stop7h 50m
Southwest
Deal found 6/6![Southwest logo]()
$397
This American Airlines deal was found by Cheapflights users on 6/5. 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.
Sat 7/45:16 pm
ORH
- SFO
2 stops18h 21m
American Airlines
Fri 7/109:10 pm
SFO
- ORH
1 stop16h 41m
American Airlines
Deal found 6/5![American Airlines logo]()
$404
This Delta deal was found by Cheapflights users on 6/5. 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.
Fri 9/255:11 pm
BDL
- SFO
1 stop9h 46m
Delta
Mon 9/2810:59 pm
SFO
- BDL
1 stop9h 41m
Delta
Deal found 6/5![Delta logo]()
$450
This United Airlines deal was found by Cheapflights users on 6/5. 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.
Sat 8/226:00 am
ALB
- SFO
1 stop8h 03m
United Airlines
Sat 8/2911:30 pm
SFO
- ALB
1 stop7h 54m
United Airlines
Deal found 6/5![United Airlines logo]()
$381
This JetBlue deal was found by Cheapflights users on 6/8. 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 7/1610:58 am
MVY
- SFO
1 stop11h 24m
JetBlue
Sun 7/199:44 pm
SFO
- MVY
1 stop9h 24m
JetBlue
Deal found 6/8![JetBlue logo]()
$479
This Southwest deal was found by Cheapflights users on 6/7. 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 7/75:50 am
BOS
- SFO
1 stop7h 40m
Southwest
Tue 7/1411:40 pm
SFO
- BOS
2 stops11h 05m
Southwest
Deal found 6/7![Southwest logo]()
$400
This Delta deal was found by Cheapflights users on 6/6. 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.
Wed 9/25:40 pm
ORH
- SFO
2 stops27h 33m
Delta
Mon 10/1210:45 pm
SFO
- ORH
2 stops12h 52m
Delta
Deal found 6/6![Delta logo]()
$457
This Southwest deal was found by Cheapflights users on 6/8. 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.
Sat 10/311:35 am
ALB
- SFO
2 stops10h 10m
Southwest
Wed 10/146:55 pm
SFO
- ALB
2 stops10h 00m
Southwest
Deal found 6/8![Southwest logo]()
$402
This American Airlines deal was found by Cheapflights users on 6/4. 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 6/235:18 pm
ORH
- SFO
1 stop10h 55m
American Airlines
Sat 6/2712:19 am
SFO
- ORH
1 stop13h 34m
American Airlines
Deal found 6/4![American Airlines logo]()
$446
This JetBlue deal was found by Cheapflights users on 6/8. 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 7/85:26 pm
MVY
- SFO
1 stop10h 11m
JetBlue
Sun 7/129:44 pm
SFO
- MVY
1 stop9h 24m
JetBlue
Deal found 6/8![JetBlue logo]()
$508
This Delta deal was found by Cheapflights users on 6/7. 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.
Wed 9/166:00 am
ALB
- SFO
1 stop7h 19m
Delta
Tue 9/226:00 am
SFO
- ALB
1 stop8h 27m
Delta
Deal found 6/7![Delta logo]()
$477
This United Airlines deal was found by Cheapflights users on 6/6. 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.
Wed 10/147:40 pm
BDL
- SFO
1 stop8h 19m
United Airlines
Sun 10/1811:30 pm
SFO
- BDL
1 stop8h 23m
United Airlines
Deal found 6/6![United Airlines logo]()
$434
This KAYAK deal was found by Cheapflights users on 6/6. 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.
Sat 9/1211:13 am
EWB
- SFO
2 stops15h 18m
Multiple Airlines
Sat 9/198:25 pm
SFO
- EWB
2 stops16h 20m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$650
This Southwest deal was found by Cheapflights users on 6/7. 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 8/52:45 pm
BOS
- SFO
2 stops10h 20m
Southwest
Wed 8/197:25 pm
SFO
- BOS
2 stops11h 25m
Southwest
Deal found 6/7![Southwest logo]()
$405
This Delta deal was found by Cheapflights users on 6/7. 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.
Thu 9/35:40 pm
ORH
- SFO
2 stops28h 59m
Delta
Mon 10/1210:45 pm
SFO
- ORH
2 stops12h 52m
Delta
Deal found 6/7![Delta logo]()
$479
Last-minute flights from Massachusetts to San FranciscoDiscover last-minute flight deals from Massachusetts to San Francisco. Data last updated June 9, 2026 and is based on user searches.
Discover last-minute flight deals from Massachusetts to San Francisco. Data last updated June 9, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 6/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/268:55 pm
BOS
- SFO
Nonstop6h 36m
Multiple Airlines
Wed 7/811:00 pm
SFO
- BOS
1 stop8h 57m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$316
This United Airlines deal was found by Cheapflights users on 6/4. 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.
Tue 6/306:10 pm
BOS
- SFO
Nonstop6h 37m
United Airlines
Wed 7/811:05 pm
SFO
- BOS
Nonstop5h 56m
United Airlines
Deal found 6/4![United Airlines logo]()
$317
This Expedia deal was found by Cheapflights users on 6/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/306:35 am
BOS
- SFO
Nonstop6h 33m
Multiple Airlines
Tue 7/76:00 am
SFO
- BOS
1 stop20h 40m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$318
This American Airlines deal was found by Cheapflights users on 6/8. 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.
Wed 7/15:18 pm
ORH
- SFO
1 stop21h 09m
American Airlines
Mon 7/612:48 am
SFO
- ORH
1 stop13h 03m
American Airlines
Deal found 6/8![American Airlines logo]()
$300
This American Airlines deal was found by Cheapflights users on 6/4. 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.
Wed 7/112:42 pm
HYA
- SFO
1 stop11h 08m
American Airlines
Mon 7/612:48 am
SFO
- HYA
1 stop8h 27m
American Airlines
Deal found 6/4![American Airlines logo]()
$303
This Kissandfly.com deal was found by Cheapflights users on 6/4. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/26:00 am
BOS
- SFO
1 stop16h 26m
Frontier
Wed 7/810:23 pm
SFO
- BOS
2 stops20h 54m
Frontier
Deal found 6/4![Frontier logo]()
$314
This CheapOair deal was found by Cheapflights users on 6/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/312:01 pm
BOS
- SFO
1 stop10h 25m
Multiple Airlines
Thu 7/93:18 pm
SFO
- BOS
Nonstop5h 41m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$321
This Frontier deal was found by Cheapflights users on 6/7. 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.
Sat 7/412:01 pm
BOS
- SFO
1 stop10h 25m
Frontier
Sat 7/410:10 pm
SFO
- BOS
1 stop9h 47m
Frontier
Deal found 6/7![Frontier logo]()
$319
This Frontier deal was found by Cheapflights users on 6/6. 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.
Sat 7/412:01 pm
BOS
- SFO
1 stop10h 25m
Frontier
Mon 7/611:00 pm
SFO
- BOS
1 stop8h 57m
Frontier
Deal found 6/6![Frontier logo]()
$324
This Cheapflightsfares deal was found by Cheapflights users on 6/8. 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.
Wed 7/158:20 am
BOS
- SFO
Nonstop6h 34m
JetBlue
Sun 7/1911:58 pm
SFO
- BOS
Nonstop5h 42m
JetBlue
Deal found 6/8![JetBlue logo]()
$322
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Fri 7/175:16 pm
ORH
- SFO
1 stop8h 54m
American Airlines
Mon 7/2012:48 am
SFO
- ORH
1 stop13h 03m
American Airlines
Deal found 6/9![American Airlines logo]()
$317
This JetBlue deal was found by Cheapflights users on 6/5. 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 7/235:00 pm
BOS
- SFO
Nonstop6h 34m
JetBlue
Tue 8/118:25 pm
SFO
- BOS
1 stop7h 44m
JetBlue
Deal found 6/5![JetBlue logo]()
$323
One-way flights from Massachusetts to San FranciscoSearch for one-way flight options from Massachusetts to San Francisco. Find affordable one-way fares based on user searches. Data last updated June 9, 2026.
Search for one-way flight options from Massachusetts to San Francisco. Find affordable one-way fares based on user searches. Data last updated June 9, 2026.
This Southwest deal was found by Cheapflights users on 6/7. 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 9/96:00 am
ALB
- SFO
1 stop8h 35m
Southwest
Deal found 6/7![Southwest logo]()
$153
This American Airlines deal was found by Cheapflights users on 6/7. 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.
Sat 7/185:16 pm
ORH
- SFO
1 stop10h 43m
American Airlines
Deal found 6/7![American Airlines logo]()
$164
This Cheapflightsfares deal was found by Cheapflights users on 6/6. 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.
Thu 6/256:35 am
BOS
- SFO
Nonstop6h 33m
JetBlue
Deal found 6/6![JetBlue logo]()
$169
This United Airlines deal was found by Cheapflights users on 6/7. 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.
Wed 7/296:00 am
BOS
- SFO
Nonstop6h 27m
United Airlines
Deal found 6/7![United Airlines logo]()
$170
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Tue 6/239:50 am
BOS
- SFO
1 stop8h 38m
United Airlines
Deal found 6/8![United Airlines logo]()
$172
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Wed 7/16:31 pm
ALB
- SFO
1 stop9h 42m
American Airlines
Deal found 6/9![American Airlines logo]()
$173
This JetBlue deal was found by Cheapflights users on 6/4. 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 8/128:55 pm
BOS
- SFO
Nonstop6h 36m
JetBlue
Deal found 6/4![JetBlue logo]()
$174
This Frontier deal was found by Cheapflights users on 6/4. 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.
Wed 7/112:01 pm
BOS
- SFO
1 stop10h 54m
Frontier
Deal found 6/4![Frontier logo]()
$175
This Southwest deal was found by Cheapflights users on 6/7. 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.
Mon 8/176:20 pm
BDL
- SFO
1 stop8h 45m
Southwest
Deal found 6/7![Southwest logo]()
$176
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Fri 7/106:00 am
BOS
- SFO
1 stop8h 38m
United Airlines
Deal found 6/8![United Airlines logo]()
$176
This United Airlines deal was found by Cheapflights users on 6/7. 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.
Tue 7/146:00 am
BOS
- SFO
Nonstop6h 27m
United Airlines
Deal found 6/7![United Airlines logo]()
$178
This Southwest deal was found by Cheapflights users on 6/7. 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.
Sat 7/45:55 am
ALB
- SFO
2 stops11h 05m
Southwest
Deal found 6/7![Southwest logo]()
$178
Find flight deals from Massachusetts to San Francisco
Keep the following information in mind while searching for Massachusetts to San Francisco flight deals. Data was last updated June 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $300 (American Airlines) |
One-way from | $153 (Southwest) |
Popular in | April |
Cheapest in | January |
Average price | $412 |
Good round-trip deal | $396 or less |
Good one-way deal | $208 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Massachusetts to San Francisco 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 June 9, 2026.
Use the filters below to find and compare flights from Massachusetts to San Francisco that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HyannisSan Francisco
HYA - SFO
HYASFO
Hyannis Barnstable
Wed 7/1
12:42 pm-8:50 pm
1 stop11h 08m
San Francisco
Mon 7/6
12:48 am-12:15 pm
1 stop8h 27m
$303
WorcesterSan Francisco
ORH - SFO
ORHSFO
Worcester
Tue 6/30
5:18 pm-11:36 am
1 stop21h 18m
San Francisco
Sun 7/5
9:10 pm-4:51 pm
1 stop16h 41m
$336
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Sat 8/29
4:43 pm-12:36 am
1 stop10h 53m
San Francisco
Sat 9/5
10:57 am-12:19 am
1 stop10h 22m
$337
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Tue 9/1
5:25 am-12:55 pm
2 stops10h 30m
San Francisco
Sat 9/5
9:25 am-7:50 pm
1 stop7h 25m
$342
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Sun 8/23
5:55 am-1:10 pm
1 stop10h 15m
San Francisco
Wed 8/26
11:50 am-10:15 pm
1 stop7h 25m
$347
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Tue 7/7
7:28 am-10:55 am
Nonstop6h 27m
San Francisco
Tue 7/14
6:56 pm-5:58 am
1 stop8h 02m
$348
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Tue 8/18
5:35 am-10:35 am
1 stop8h 00m
San Francisco
Wed 8/26
11:40 pm-12:30 pm
2 stops9h 50m
$352
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Thu 6/18
6:00 am-9:27 am
Nonstop6h 27m
San Francisco
Sun 6/21
7:00 am-3:54 pm
Nonstop5h 54m
$357
WorcesterSan Francisco
ORH - SFO
ORHSFO
Worcester
Fri 7/17
5:16 pm-8:37 am
2 stops18h 21m
San Francisco
Tue 7/21
6:00 am-4:51 pm
1 stop7h 51m
$360
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Sat 7/18
6:00 am-9:27 am
Nonstop6h 27m
San Francisco
Mon 7/27
6:56 pm-5:58 am
1 stop8h 02m
$363
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Massachusetts to San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from Massachusetts with our price prediction graph.
BOS-SFO
ALB-SFO
ORH-SFO
BDL-SFO
HYA-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 Massachusetts to San Francisco
USMA-SFO
BOS-SFO
ALB-SFO
ORH-SFO
BDL-SFO
What is the cheapest month to book a flight from Massachusetts to San Francisco?
Currently, January is the cheapest month in which you can book a flight from Massachusetts to San Francisco (average of $314). Flying from Massachusetts to San Francisco in June is currently the most expensive (average of $548). 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 MA to SFO?
Find hourly flight availability from Massachusetts to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 9, 2026.
It’s typically best to fly out from Massachusetts to San Francisco in the evening. Doing so could potentially save you 28% on the flight price compared to flying in the afternoon, which is usually more expensive.
Weekly flight availability from Massachusetts to San Francisco
Explore weekly flight availability from Massachusetts to San Francisco. 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 June 9, 2026.
The most flights from USMA to SFO are scheduled on a Monday (53 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (21 on average).
How much does it cost to fly round-trip from Massachusetts to San Francisco?
How far ahead should I book a flight from Massachusetts to San Francisco?
The best time to book flights from Massachusetts to San Francisco is 45 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest day to fly from Massachusetts to San Francisco?
Use this chart to determine the cheapest time to fly round-trip from Massachusetts to San Francisco. Price data was last updated on June 8, 2026.
Travelers seeking maximum savings on their Massachusetts to San Francisco flight should consider departing on Wednesday evenings 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.
Related info for your journey
Find useful and relevant information for your journey from Massachusetts to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsSouth San Francisco
Santa Cruz
Santa Clara
Fairfield
Rancho Cordova
Cupertino
Emeryville
Newark
Watsonville
San Bruno
San Ramon
Vacaville
Roseville
San Carlos
Redwood City
Daly City
Turlock
Sunnyvale
Vallejo
San Lorenzo
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Massachusetts to San Francisco
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Complete your trip
Complete your trip to San Francisco by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Massachusetts to San Francisco by cabin class
Find flights from Massachusetts to San Francisco, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Massachusetts and San Francisco flights
Browse other Massachusetts and San Francisco flight options. Last updated on June 9, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Francisco
Explore flights to San Francisco departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 9, 2026.
Massachusetts to San Francisco flights
Consider these flights traveling from Massachusetts to San Francisco.
Top 9 airlines flying from Massachusetts to San Francisco
Discover the top 9 airlines that operate flights from Massachusetts to San Francisco. 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 June 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$118 | Average$311 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$131 | Average$221 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$153 | Average$393 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$158 | Average$396 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$187 | Average$410 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$189 | Average$372 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$207 | Average$334 | FlexibilityNo cancel fee | On-time83% | |
| Cheapest$235 | Average$452 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$256 | Average$430 | FlexibilityNo cancel fee | On-time71% |