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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 6 2015 Return: Sat Jan 10 2015 Trip spans 5 days
JetBlue Airways
JetBlue Airways
LAS
7:50a
SFO
9:31a
1h 41m
nonstop
SFO
4:25a
LAS
6:01a
1h 36m
nonstop
Depart: Sat Jan 10 2015 Return: Tue Jan 13 2015 Trip spans 4 days
Alaska Airlines
Alaska Airlines
SLC
2:50a
SFO
4:55a
2h 05m
nonstop
SFO
3:55p
SLC
5:45p
1h 50m
nonstop
Depart: Sat Feb 21 2015 Return: Wed Mar 4 2015 Trip spans 12 days
JetBlue Airways
JetBlue Airways
LGB
3:18p
SFO
4:43p
1h 25m
nonstop
SFO
8:05a
LGB
9:29a
1h 24m
nonstop
Depart: Thu Jan 8 2015 Return: Fri Jan 9 2015 Trip spans 2 days
Alaska Airlines
Alaska Airlines
SEA
2:20a
SFO
4:29a
2h 09m
nonstop
SFO
5:10a
SEA
7:12a
2h 02m
nonstop
Depart: Tue Jan 27 2015 Return: Wed Jan 28 2015 Trip spans 2 days
Virgin America
Virgin America
LAX
1:25p
SFO
2:45p
1h 20m
nonstop
SFO
3:50p
LAX
5:10p
1h 20m
nonstop
Depart: Thu Apr 9 2015 Return: Mon Apr 13 2015 Trip spans 5 days
Frontier
Frontier
PHX
12:30p
SFO
2:30p
2h 00m
nonstop
SFO
6:15a
PHX
8:15a
2h 00m
nonstop
Depart: Sat Jan 3 2015 Return: Sat Jan 10 2015 Trip spans 8 days
Virgin America
Virgin America
PDX
1:40a
SFO
3:20a
1h 40m
nonstop
SFO
3:45p
PDX
5:25p
1h 40m
nonstop
Depart: Thu Dec 25 2014 Return: Thu Jan 1 2015 Trip spans 8 days
United
United
SNA
11:59a
SFO
1:26p
1h 27m
nonstop
SFO
3:39p
SNA
5:06p
1h 27m
nonstop
Depart: Mon Jun 8 2015 Return: Mon Jun 15 2015 Trip spans 8 days
Alaska Airlines
Alaska Airlines
PSP
1:20p
SFO
2:52p
1h 32m
nonstop
SFO
10:50a
PSP
12:22p
1h 32m
nonstop
Depart: Mon Jun 22 2015 Return: Mon Jul 6 2015 Trip spans 15 days
Delta
Delta
DEN
3:25p
SFO
7:59p
4h 34m
1 stop
SFO
2:10a
DEN
7:28a
5h 18m
1 stop
Depart: Sun Jun 21 2015 Return: Mon Jul 6 2015 Trip spans 16 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

Portland
$140
Palm Springs
$209
Seattle
$117
Chicago
$381
Long Beach
$98
Phoenix
$138
Santa Ana
$149
Los Angeles
$117
Denver
$256
Salt Lake City
$97
Las Vegas
$85
Destination

San Francisco
$85