Flights from Boston to San Francisco

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Boston to San Francisco flight comparison made easy

Below you can see the best fares for your route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Boston to San Francisco by changing tabs
Quickest
Cheapest
Alaska Airlines
Alaska Airlines
BOS
04:00
Boston Logan International airport
6h 55m
07:55
SFO
San Francisco airport
Alaska Airlines
SFO
14:55
San Francisco airport
5h 40m
23:35
BOS
Boston Logan International airport
162 GBP
JetBlue
JetBlue
BOS
02:57
Boston Logan International airport
6h 48m
06:45
SFO
San Francisco airport
JetBlue
SFO
13:32
San Francisco airport
5h 35m
22:07
BOS
Boston Logan International airport
208 GBP
JetBlue
JetBlue
BOS
17:50
Boston Logan International airport
6h 49m
21:39
SFO
San Francisco airport
JetBlue
SFO
13:32
San Francisco airport
5h 35m
22:07
BOS
Boston Logan International airport
239 GBP
JetBlue
JetBlue
BOS
02:57
Boston Logan International airport
6h 48m
06:45
SFO
San Francisco airport
JetBlue
SFO
13:32
San Francisco airport
5h 35m
22:07
BOS
Boston Logan International airport
208 GBP
JetBlue
JetBlue
BOS
17:50
Boston Logan International airport
6h 49m
21:39
SFO
San Francisco airport
JetBlue
SFO
13:32
San Francisco airport
5h 35m
22:07
BOS
Boston Logan International airport
239 GBP
JetBlue
JetBlue
BOS
04:10
Boston Logan International airport
6h 55m
08:05
SFO
San Francisco airport
JetBlue
SFO
15:25
San Francisco airport
5h 36m
00:01
+1
BOS
Boston Logan International airport
266 GBP

How to get the cheapest flight from Boston to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight for your trip
CHEAPEST MONTH TO FLY
February
The cheapest time of year to fly to San Francisco from Boston is February. The most expensive is November.
CHEAPEST DAY TO FLY
Friday
The cheapest day of the week is usually Friday. The most expensive is usually Thursday.
CHEAPEST TIME TO FLY
at midday
Boston to San Francisco flights are approximately 65% more expensive in the evening than at midday
CHEAPEST AIRLINE
Delta
Delta, American Airlines, and Sun Country Air are the most popular carriers operating from Boston to San Francisco
CHEAPEST ROUTE
Boston Logan International - San Francisco
Fly from Boston Logan International to San Francisco for the best Boston - San Francisco flight prices
BOS
Boston Logan International
SFO
San Francisco
CHEAPEST TIME TO BOOK
36 days before
The cheapest time to buy a flight from Boston to San Francisco is approximately 36 days before departure
60
Days before departure
0

Flight information for Boston to San Francisco

Find info about flight duration, direct flights, and airports for your flight from Boston to San Francisco
Fastest flight time
6h 46m
The fastest flight from Boston to San Francisco takes 6h 46m.
Direct flights
Every day
Direct flights go from Boston to San Francisco every day.
Airports in San Francisco
1 airport
There is 1 airport near San Francisco: San Francisco (SFO)

Cost comparison between Boston and San Francisco

Compare the costs of everyday items in Boston and San Francisco
Food
Inexpensive restaurant
11 GBP
Boston
13 GBP
San Francisco
Fast food
McDonald's meal
6 GBP
Boston
6.09 GBP
San Francisco
Soft drink
0.33 liter
1 GBP
Boston
1.66 GBP
San Francisco
Coffee
Cappuccino
3 GBP
Boston
3.43 GBP
San Francisco
Public transport
One-way ticket
2 GBP
Boston
2.10 GBP
San Francisco

Flights from Boston to:

  • San Francisco
  • California
  • United States
  • North America

Flights to San Francisco from:

  • Boston Logan International
  • Massachusetts
  • United States
  • North America
*Flight prices to San Francisco are based on prices for economy tickets found by momondo users during searches within the last 72 hours. These prices may no longer be available.