
$204 Cheap United flights San Francisco (SFO) to Boston (BOS)
$204 Cheap United flights San Francisco (SFO) to Boston (BOS)
Prices were available within the past 7 days and start at $204 for one-way flights and $297 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jun 2 - Fri, Jun 5
SFO
San Francisco
BOS
Boston
$297 Roundtrip, found 3 days ago
$297
Roundtrip
found 3 days ago

Tue, Jun 2 - Fri, Jun 5
SFO
San Francisco
BOS
Boston
$307 Roundtrip, found 3 days ago
$307
Roundtrip
found 3 days ago

Tue, Jun 2 - Fri, Jun 5
SFO
San Francisco
BOS
Boston
$319 Roundtrip, found 3 days ago
$319
Roundtrip
found 3 days ago

Tue, Jun 2 - Fri, Jun 5
SFO
San Francisco
BOS
Boston
$325 Roundtrip, found 3 days ago
$325
Roundtrip
found 3 days ago

Tue, Jun 2 - Fri, Jun 5
SFO
San Francisco
BOS
Boston
$339 Roundtrip, found 3 days ago
$339
Roundtrip
found 3 days ago
Find the cheapest month to fly from San Francisco (SFO) to Boston (BOS)
April is typically the cheapest month to fly
From $185 - $394 per traveler.
Travel information
Origin airport | San Francisco Intl. |
|---|---|
Destination airport | Logan Intl. |
Distance | 4315 km |
Average flight time | 8 hours 46 mins |
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Most Popular United Routes from San Francisco
- Seattle to Denver (SEA - DEN)
- Orlando to Manchester (MCO - MHT)
- Chicago to San Salvador (ORD - SAL)
- Portland to Barcelona (PDX - BCN)
- Los Angeles to Washington (LAX - IAD)
- Dallas to Manila (DFW - MNL)
- Montreal to Toulouse (YUL - TLS)
- Newark Liberty Intl. Airport to Shannon (EWR - SNN)
- Washington to London (IAD - LHR)
- Tampa to Manila (TPA - MNL)
Popular Domestic Routes in Logan Intl.
- Newark Liberty Intl. Airport to Valencia (EWR - VLC)
- Seattle to Los Angeles (SEA - LAX)
- New York to Orlando (LGA - MCO)
- Jacksonville to Seattle (JAX - SEA)
- Montreal to Toulouse (YUL - TLS)
- Seattle to Denver (SEA - DEN)
- Minneapolis to Edinburgh (MSP - EDI)
- Newark Liberty Intl. Airport to Shannon (EWR - SNN)
- Washington to London (IAD - LHR)
- New York to Chicago (LGA - ORD)