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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
2:00a
SFO
3:40a
1h 40m
nonstop
SFO
10:20a
LAS
11:54a
1h 34m
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: Mon Jan 19 2015 Return: Fri Jan 23 2015 Trip spans 5 days
Virgin America
Virgin America
SEA
12:10p
SFO
2:15p
2h 05m
nonstop
SFO
11:45a
SEA
1:45p
2h 00m
nonstop
Depart: Tue Jan 27 2015 Return: Tue Feb 3 2015 Trip spans 8 days
Virgin America
Virgin America
SAN
9:05a
SFO
10:40a
1h 35m
nonstop
SFO
10:05a
SAN
11:30a
1h 25m
nonstop
Depart: Sat Feb 28 2015 Return: Tue Mar 3 2015 Trip spans 4 days
American Airlines
American Airlines
LAX
3:45p
SFO
5:07p
1h 22m
nonstop
SFO
2:05a
LAX
3:34a
1h 29m
nonstop
Depart: Thu Apr 9 2015 Return: Sun Apr 12 2015 Trip spans 4 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 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

San Diego
$117
Portland
$140
Seattle
$115
Chicago
$381
Long Beach
$98
Phoenix
$138
Santa Ana
$149
Los Angeles
$137
Denver
$256
Salt Lake City
$97
Las Vegas
$85
Destination

San Francisco
$85