Find Cheap Flights from San Francisco to North America

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from San Francisco to North America

(Round-trip)
Depart: Wed Jan 10 2018 Return: Wed Jan 17 2018 Trip spans 8 days
Frontier
Frontier
SFO
LAS
1h 38m
nonstop
LAS
SFO
1h 44m
nonstop
Depart: Wed Feb 7 2018 Return: Sat Feb 10 2018 Trip spans 4 days
Multiple Airlines
Multiple Airlines
SFO
DEN
2h 45m
nonstop
DEN
SFO
2h 49m
nonstop
Depart: Mon Jan 1 2018 Return: Sat Jan 6 2018 Trip spans 6 days
United
United
SFO
DEN
2h 36m
nonstop
DEN
SFO
2h 44m
nonstop
Depart: Wed Jan 17 2018 Return: Wed Jan 24 2018 Trip spans 8 days
Frontier
Frontier
SFO
LAS
1h 38m
nonstop
LAS
SFO
1h 44m
nonstop
Depart: Wed Jan 24 2018 Return: Wed Jan 31 2018 Trip spans 8 days
Frontier
Frontier
SFO
LAS
1h 38m
nonstop
LAS
SFO
1h 44m
nonstop
Depart: Sat Feb 10 2018 Return: Wed Feb 14 2018 Trip spans 5 days
Multiple Airlines
Multiple Airlines
SFO
DEN
2h 45m
nonstop
DEN
SFO
2h 49m
nonstop
Depart: Wed Jan 31 2018 Return: Wed Feb 7 2018 Trip spans 8 days
Frontier
Frontier
SFO
LAS
1h 38m
nonstop
LAS
SFO
1h 44m
nonstop
Depart: Mon Feb 12 2018 Return: Wed Feb 28 2018 Trip spans 17 days
Multiple Airlines
Multiple Airlines
SFO
DEN
2h 39m
nonstop
DEN
SFO
2h 49m
nonstop
Depart: Wed Feb 7 2018 Return: Wed Feb 14 2018 Trip spans 8 days
Frontier
Frontier
SFO
LAS
1h 38m
nonstop
LAS
SFO
1h 44m
nonstop
Depart: Tue Feb 13 2018 Return: Thu Mar 1 2018 Trip spans 17 days
Multiple Airlines
Multiple Airlines
SFO
DEN
2h 36m
nonstop
DEN
SFO
2h 45m
nonstop
Depart: Wed Feb 7 2018 Return: Wed Feb 14 2018 Trip spans 8 days
Frontier
Frontier
SFO
LAS
1h 38m
nonstop
LAS
SFO
1h 44m
nonstop
Depart: Wed Feb 14 2018 Return: Thu Feb 22 2018 Trip spans 9 days
Multiple Airlines
Multiple Airlines
SFO
DEN
2h 25m
nonstop
DEN
SFO
2h 54m
nonstop
Depart: Wed Feb 14 2018 Return: Wed Feb 21 2018 Trip spans 8 days
Frontier
Frontier
SFO
LAS
1h 38m
nonstop
LAS
SFO
1h 44m
nonstop
Depart: Mon Feb 19 2018 Return: Wed Feb 28 2018 Trip spans 10 days
Multiple Airlines
Multiple Airlines
SFO
DEN
2h 35m
nonstop
DEN
SFO
2h 52m
nonstop
Depart: Wed Feb 14 2018 Return: Wed Feb 21 2018 Trip spans 8 days
Frontier
Frontier
SFO
LAS
1h 38m
nonstop
LAS
SFO
1h 44m
nonstop
Depart: Tue Feb 20 2018 Return: Wed Feb 28 2018 Trip spans 9 days
Multiple Airlines
Multiple Airlines
SFO
DEN
2h 35m
nonstop
DEN
SFO
2h 47m
nonstop
Depart: Wed Mar 14 2018 Return: Wed Mar 21 2018 Trip spans 8 days
Frontier
Frontier
SFO
LAS
1h 38m
nonstop
LAS
SFO
1h 48m
nonstop
Depart: Wed Feb 21 2018 Return: Tue Feb 27 2018 Trip spans 7 days
Multiple Airlines
Multiple Airlines
SFO
DEN
2h 38m
nonstop
DEN
SFO
2h 47m
nonstop
Depart: Wed Mar 28 2018 Return: Wed Apr 4 2018 Trip spans 8 days
Frontier
Frontier
SFO
LAS
1h 38m
nonstop
LAS
SFO
1h 48m
nonstop
Depart: Mon Feb 26 2018 Return: Thu Mar 1 2018 Trip spans 4 days
Multiple Airlines
Multiple Airlines
SFO
DEN
2h 45m
nonstop
DEN
SFO
2h 49m
nonstop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an and someone from our team will get back to you promptly.

Airports
Origin

San Francisco
$67
Destination

Denver
$78
Las Vegas
$67