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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: Sat Feb 7 2015 Trip spans 5 days
JetBlue Airways
JetBlue Airways
LGB
12:12p
SFO
1:34p
1h 22m
nonstop
SFO
1:00a
LGB
2:21a
1h 21m
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: Sun Jan 11 2015 Return: Tue Jan 13 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: Tue Mar 3 2015 Return: Fri Mar 6 2015 Trip spans 4 days
American Airlines
American Airlines
LAX
1:45a
SFO
3:08a
1h 23m
nonstop
SFO
9:42a
LAX
11:04a
1h 22m
nonstop
Depart: Sat Jan 3 2015 Return: Sat Jan 10 2015 Trip spans 8 days
Delta
Delta
SEA
5:10a
SFO
7:20a
2h 10m
nonstop
SFO
10:00a
SEA
12:07p
2h 07m
nonstop
Depart: Sun May 17 2015 Return: Mon May 18 2015 Trip spans 2 days
United
United
SNA
4:20a
SFO
5:58a
1h 38m
nonstop
SFO
8:40a
SNA
10:09a
1h 29m
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 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
Change your search
Airports
Origin

San Diego
$195
Portland
$140
Seattle
$159
Long Beach
$98
Phoenix
$138
Santa Ana
$169
Los Angeles
$141
Denver
$225
Salt Lake City
$137
Las Vegas
$97
Destination

San Francisco
$97