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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: Tue Jan 13 2015 Return: Wed Jan 21 2015 Trip spans 9 days
JetBlue Airways
JetBlue Airways
LAS
2:00a
SFO
3:40a
1h 40m
nonstop
SFO
7:45a
LAS
9:20a
1h 35m
nonstop
Depart: Tue Feb 3 2015 Return: Tue Feb 10 2015 Trip spans 8 days
JetBlue Airways
JetBlue Airways
LGB
3:09a
SFO
4:36a
1h 27m
nonstop
SFO
8:10a
LGB
9:32a
1h 22m
nonstop
Depart: Tue Mar 17 2015 Return: Sat Mar 21 2015 Trip spans 5 days
Alaska Airlines
Alaska Airlines
SLC
3:50a
SFO
5:52a
2h 02m
nonstop
SFO
4:50p
SLC
6:39p
1h 49m
nonstop
Depart: Fri Jan 9 2015 Return: Sun Jan 11 2015 Trip spans 3 days
Frontier
Frontier
PHX
12:35p
SFO
2:40p
2h 05m
nonstop
SFO
5:20a
PHX
7:15a
1h 55m
nonstop
Depart: Mon Feb 9 2015 Return: Mon Feb 16 2015 Trip spans 8 days
Alaska Airlines
Alaska Airlines
PDX
8:00a
SFO
9:46a
1h 46m
nonstop
SFO
4:00a
PDX
5:47a
1h 47m
nonstop
Depart: Sun Feb 22 2015 Return: Wed Feb 25 2015 Trip spans 4 days
American Airlines
American Airlines
LAX
1:45a
SFO
3:08a
1h 23m
nonstop
SFO
4:00a
LAX
5:27a
1h 27m
nonstop
Depart: Mon Apr 13 2015 Return: Wed Apr 15 2015 Trip spans 3 days
United
United
SNA
2:00p
SFO
3:29p
1h 29m
nonstop
SFO
4:30p
SNA
5:58p
1h 28m
nonstop
Depart: Fri Jan 2 2015 Return: Sat Jan 10 2015 Trip spans 9 days
Virgin America
Virgin America
SEA
2:35p
SFO
4:40p
2h 05m
nonstop
SFO
3:45p
SEA
5:45p
2h 00m
nonstop
Depart: Sun May 3 2015 Return: Mon May 4 2015 Trip spans 2 days
Virgin America
Virgin America
SAN
5:25a
SFO
6:55a
1h 30m
nonstop
SFO
1:35p
SAN
3:00p
1h 25m
nonstop
Depart: Tue Jun 30 2015 Return: Tue Jul 7 2015 Trip spans 8 days
Alaska Airlines
Alaska Airlines
PSP
3:00a
SFO
4:30a
1h 30m
nonstop
SFO
5:15p
PSP
6:40p
1h 25m
nonstop
Depart: Tue May 26 2015 Return: Tue Jun 2 2015 Trip spans 8 days
Frontier
Frontier
DEN
4:07a
SFO
6:45a
2h 38m
nonstop
SFO
3:00p
DEN
5:21p
2h 21m
nonstop
Depart: Sat May 30 2015 Return: Fri Jun 19 2015 Trip spans 21 days
Delta
Delta
MDW
2:45a
SFO
11:52a
9h 07m
1 stop
SFO
8:35p
MDW
5:31a
8h 56m
1 stop
Depart: Sun May 31 2015 Return: Thu Jun 4 2015 Trip spans 5 days
United
United
ORD
6:00p
SFO
10:32p
4h 32m
nonstop
SFO
8:25p
ORD
12:43a
4h 18m
nonstop
Change your search
Airports
Origin

San Diego
$195
Palm Springs
$209
Portland
$140
Seattle
$159
Chicago
only $269
only $246
Long Beach
$98
Phoenix
$138
Santa Ana
$145
Salt Lake City
$137
Los Angeles
$141
Denver
$225
Las Vegas
$97
Destination

San Francisco
$97