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Find Flight Deals from United States to San Francisco

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights to San Francisco

(Round-trip)
Depart: Fri Sep 18 2015 Return: Mon Sep 21 2015 Trip spans 4 days
JetBlue Airways
JetBlue Airways
LAS
SFO
1h 37m
nonstop
SFO
LAS
1h 40m
nonstop
Depart: Sat May 9 2015 Return: Wed May 13 2015 Trip spans 5 days
JetBlue Airways
JetBlue Airways
LGB
SFO
1h 21m
nonstop
SFO
LGB
1h 25m
nonstop
Depart: Tue May 19 2015 Return: Sat May 30 2015 Trip spans 12 days
Frontier
Frontier
DEN
SFO
2h 37m
nonstop
SFO
DEN
2h 30m
nonstop
Depart: Wed Jun 3 2015 Return: Wed Jun 17 2015 Trip spans 15 days
Frontier
Frontier
PHX
SFO
2h 00m
nonstop
SFO
PHX
1h 55m
nonstop
Depart: Sat May 30 2015 Return: Tue Jun 2 2015 Trip spans 4 days
United
United
SNA
SFO
1h 31m
nonstop
SFO
SNA
1h 33m
nonstop
Depart: Sat Sep 12 2015 Return: Tue Sep 15 2015 Trip spans 4 days
Virgin America
Virgin America
LAX
SFO
1h 15m
nonstop
SFO
LAX
1h 20m
nonstop
Depart: Wed May 20 2015 Return: Sat May 23 2015 Trip spans 4 days
American Airlines
American Airlines
SLC
SFO
2h 02m
nonstop
SFO
SLC
1h 49m
nonstop
Depart: Tue May 12 2015 Return: Thu May 14 2015 Trip spans 3 days
Virgin America
Virgin America
SAN
SFO
1h 30m
nonstop
SFO
SAN
1h 30m
nonstop
Depart: Sat Jun 20 2015 Return: Wed Jun 24 2015 Trip spans 5 days
Alaska Airlines
Alaska Airlines
PDX
SFO
2h 00m
nonstop
SFO
PDX
1h 43m
nonstop
Depart: Thu Jul 2 2015 Return: Mon Jul 6 2015 Trip spans 5 days
American Airlines
American Airlines
SEA
SFO
2h 10m
nonstop
SFO
SEA
1h 59m
nonstop
Depart: Wed Jul 22 2015 Return: Wed Jul 29 2015 Trip spans 8 days
Frontier
Frontier
HOU
SFO
4h 05m
nonstop
SFO
HOU
3h 45m
nonstop
Depart: Wed Jul 29 2015 Return: Tue Aug 4 2015 Trip spans 7 days
Frontier
Frontier
IAH
SFO
4h 05m
nonstop
SFO
IAH
3h 45m
nonstop
Depart: Wed Sep 9 2015 Return: Mon Sep 14 2015 Trip spans 6 days
Frontier
Frontier
ORD
SFO
4h 35m
nonstop
SFO
ORD
4h 00m
nonstop
Depart: Sat Aug 22 2015 Return: Mon Aug 24 2015 Trip spans 3 days
United
United
ONT
SFO
1h 23m
nonstop
SFO
ONT
1h 13m
nonstop
Depart: Wed Aug 19 2015 Return: Sun Aug 23 2015 Trip spans 5 days
United
United
BUR
SFO
1h 10m
nonstop
SFO
BUR
1h 14m
nonstop
Depart: Mon Aug 24 2015 Return: Wed Aug 26 2015 Trip spans 3 days
Virgin America
Virgin America
DAL
SFO
3h 35m
nonstop
SFO
DAL
3h 25m
nonstop
Depart: Tue Sep 8 2015 Return: Sat Sep 12 2015 Trip spans 5 days
United
United
DFW
SFO
3h 59m
nonstop
SFO
DFW
3h 23m
nonstop
Depart: Tue Oct 6 2015 Return: Tue Oct 20 2015 Trip spans 15 days
Frontier
Frontier
CVG
SFO
8h 47m
1 stop
SFO
CVG
10h 12m
2 stops
Depart: Wed May 13 2015 Return: Wed May 27 2015 Trip spans 15 days
US Airways
US Airways
IND
SFO
6h 56m
1 stop
SFO
IND
6h 39m
1 stop
Depart: Tue Aug 25 2015 Return: Tue Sep 1 2015 Trip spans 8 days
US Airways
US Airways
BOS
SFO
8h 41m
1 stop
SFO
BOS
8h 08m
1 stop
Airports
Origin

Portland
$177
Seattle
$177
Chicago
$198
Santa Ana
$145
Cincinnati
$270
Burbank
$217
San Diego
$167
Long Beach
$97
Phoenix
$138
Salt Lake City
$157
Los Angeles
$145
Denver
$138
Dallas
only $237
only $237
Ontario
$210
Las Vegas
$77
Houston
only $198
only $198
Boston
$282
Indianapolis
$273
Destination

San Francisco
$77