San Francisco (SFO) to Boston (BOS) flight deal in economy from $123
SFOSan Francisco International Airport
San Francisco, United States
BOSLogan International Airport
Boston, United States
$205 USD
-40%$123 USD
Verified 13 days agoJuly 2026
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Rare Availability
5% of dates checked are available within 10% of the lowest price
Tuesday, July 28th, 2026
Outbound Flights
5h 56m·Nonstop
$123 USD
SFOJul 28 12:25
→BOSJul 28 21:21
UA 1372Boeing 737MAX 9 Passenger
5h 56m·Nonstop
$123 USDSFOJul 28 16:15
→BOSJul 29 01:11
UA 2001Boeing 737MAX 9 Passenger
8h 43m·1 stop
$133 USDSFOJul 28 00:45
→IAHJul 28 06:34
UA 604Boeing 777
56m layover
IAHJul 28 07:30
→BOSJul 28 12:28
UA 1977Boeing 737
9h 34m·1 stop
$133 USDSFOJul 28 05:00
→IAHJul 28 10:55
UA 2168Boeing 737MAX 9 Passenger
1h 35m layover
IAHJul 28 12:30
→BOSJul 28 17:34
UA 1957Boeing 737
8h 2m·1 stop
$133 USDSFOJul 28 18:56
→DENJul 28 22:44
UA 2436Boeing 737MAX 8 Passenger
1h 15m layover
DENJul 28 23:59
→BOSJul 29 05:58
UA 2656Boeing 737MAX 8 Passenger
5h 56m·Nonstop
$174 USDSFOJul 28 23:05
→BOSJul 29 08:01
UA 1665Boeing 737MAX 9 Passenger
5h 54m·Nonstop
$212 USDSFOJul 28 10:05
→BOSJul 28 18:59
UA 2356Boeing 737MAX 9 Passenger
5h 54m·Nonstop
$260 USDSFOJul 28 08:10
→BOSJul 28 17:04
UA 2647Boeing 737MAX 9 Passenger