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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: Wed Jan 7 2015 Return: Sat Jan 10 2015 Trip spans 4 days
JetBlue Airways
JetBlue Airways
LAS
2:00a
SFO
3:40a
1h 40m
nonstop
SFO
10:20a
LAS
11:54a
1h 34m
nonstop
Depart: Tue Jan 6 2015 Return: Tue Jan 13 2015 Trip spans 8 days
JetBlue Airways
JetBlue Airways
LGB
12:12p
SFO
1:34p
1h 22m
nonstop
SFO
1:00a
LGB
2:21a
1h 21m
nonstop
Depart: Sun Jan 11 2015 Return: Thu Jan 15 2015 Trip spans 5 days
Virgin America
Virgin America
SEA
3:40a
SFO
5:45a
2h 05m
nonstop
SFO
3:45p
SEA
5:45p
2h 00m
nonstop
Depart: Tue Feb 10 2015 Return: Mon Feb 16 2015 Trip spans 7 days
Alaska Airlines
Alaska Airlines
PDX
2:25a
SFO
4:29a
2h 04m
nonstop
SFO
4:00a
PDX
5:47a
1h 47m
nonstop
Depart: Wed Feb 18 2015 Return: Tue Feb 24 2015 Trip spans 7 days
Alaska Airlines
Alaska Airlines
SLC
2:50a
SFO
4:55a
2h 05m
nonstop
SFO
3:55p
SLC
5:45p
1h 50m
nonstop
Depart: Tue Apr 14 2015 Return: Fri Apr 17 2015 Trip spans 4 days
Frontier
Frontier
PHX
12:20p
SFO
2:20p
2h 00m
nonstop
SFO
6:10a
PHX
8:10a
2h 00m
nonstop
Depart: Sun Jan 25 2015 Return: Tue Jan 27 2015 Trip spans 3 days
American Airlines
American Airlines
LAX
5:30a
SFO
6:53a
1h 23m
nonstop
SFO
3:52p
LAX
5:19p
1h 27m
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: Mon Apr 27 2015 Return: Sat May 9 2015 Trip spans 13 days
Frontier
Frontier
DEN
9:10a
SFO
11:45a
2h 35m
nonstop
SFO
4:45a
DEN
7:09a
2h 24m
nonstop
Depart: Mon Jun 29 2015 Return: Tue Jul 7 2015 Trip spans 9 days
Delta
Delta
MKE
1:05p
SFO
7:42p
6h 37m
1 stop
SFO
8:35p
MKE
2:21a
5h 46m
1 stop
Depart: Sun Jun 21 2015 Return: Sat Jun 27 2015 Trip spans 7 days
United
United
SNA
4:20a
SFO
5:58a
1h 38m
nonstop
SFO
5:00a
SNA
6:35a
1h 35m
nonstop
Depart: Tue May 26 2015 Return: Mon Jun 1 2015 Trip spans 7 days
United
United
ORD
6:00p
SFO
10:32p
4h 32m
nonstop
SFO
8:25p
ORD
12:43a
4h 18m
nonstop
Depart: Wed Jun 24 2015 Return: Wed Jul 1 2015 Trip spans 8 days
United
United
EWR
4:45p
SFO
11:23p
6h 38m
nonstop
SFO
10:10a
EWR
3:31p
5h 21m
nonstop
Depart: Mon Jun 22 2015 Return: Fri Jun 26 2015 Trip spans 5 days
Frontier
Frontier
HOU
2:00a
SFO
6:15a
4h 15m
nonstop
SFO
2:00a
HOU
5:45a
3h 45m
nonstop
Change your search
Airports
Origin

Milwaukee
$244
Portland
$131
Seattle
$117
Chicago
$269
Santa Ana
$253
San Diego
$195
Long Beach
$98
Phoenix
$138
Salt Lake City
$137
Los Angeles
$141
Newark
$351
Denver
$205
Las Vegas
$97
Houston
$357
Destination

San Francisco
$97