SFOSan Francisco International Airport
San Francisco, United States
BOSLogan International Airport
Boston, United States
$159 USD
-28%$114 USD
Verified Nov 28, 2025 at 10:02 PMApril 2026
Mon
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Fri
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Sun
Extremely Rare Availability
4% of dates checked are available within 10% of the lowest price
Monday, April 27th, 2026
Outbound Flights
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8h 26m·1 stop
$177 USD
SFOApr 27 22:38
→IADApr 28 07:09
UA 1870Boeing 737MAX 9 Passenger
1h 13m layover
IADApr 28 08:22
→BOSApr 28 10:04
UA 641Boeing 737MAX 9 Passenger
9h 54m·1 stop
$177 USDSFOApr 27 23:52
→ORDApr 28 06:20
UA 2056Airbus A321neo
2h 55m layover
ORDApr 28 09:15
→BOSApr 28 12:46
UA 1117Boeing 737MAX 9 Passenger
9h 12m·1 stop
$191 USDSFOApr 27 19:11
→LAXApr 27 20:55
UA 2409Boeing 737
1h 47m layover
LAXApr 27 22:42
→BOSApr 28 07:23
UA 2210Boeing 737MAX 9 Passenger
15h 59m·1 stop
$212 USDSFOApr 27 05:00
→DENApr 27 08:40
UA 1479Boeing 757
9h 11m layover
DENApr 27 17:51
→BOSApr 27 23:59
UA 1356Airbus A321neo
8h 10m·1 stop
$228 USDSFOApr 27 23:05
→EWRApr 28 07:50
UA 1726Boeing 777
1h 10m layover
EWRApr 28 09:00
→BOSApr 28 10:15
UA 503Airbus A319
14h 19m·1 stop
$262 USDSFOApr 27 06:40
→DENApr 27 10:20
UA 2234Boeing 737MAX 8 Passenger
7h 31m layover
DENApr 27 17:51
→BOSApr 27 23:59
UA 1356Airbus A321neo
11h 31m·1 stop
$262 USDSFOApr 27 23:55
→EWRApr 28 08:38
UA 2416Boeing 757
4h 32m layover
EWRApr 28 13:10
→BOSApr 28 14:26
UA 1354Boeing 737
9h 17m·1 stop
$326 USDSFOApr 27 23:59
→IAHApr 28 05:52
UA 505Boeing 737MAX 9 Passenger
1h 33m layover
IAHApr 28 07:25
→BOSApr 28 12:16
UA 1977Boeing 737MAX 8 Passenger
5h 58m·Nonstop
$409 USDSFOApr 27 12:30
→BOSApr 27 21:28
UA 1372Boeing 737MAX 9 Passenger
8h 14m·1 stop
$417 USDSFOApr 27 12:45
→DENApr 27 16:29
UA 2121Boeing 737
1h 22m layover
DENApr 27 17:51
→BOSApr 27 23:59
UA 1356Airbus A321neo
6h 5m·Nonstop
$587 USDSFOApr 27 21:16
→BOSApr 28 06:21
UA 796Boeing 737MAX 9 Passenger
5h 51m·Nonstop
$627 USDSFOApr 27 10:15
→BOSApr 27 19:06
UA 2356Boeing 737MAX 9 Passenger
5h 58m·Nonstop
$1,102 USDSFOApr 27 08:15
→BOSApr 27 17:13
UA 2647Boeing 737MAX 9 Passenger
5h 58m·Nonstop
$1,102 USDSFOApr 27 14:00
→BOSApr 27 22:58
UA 635Boeing 737MAX 9 Passenger