Find Cheap Flights from Helena to San Francisco (HLN - SFO)

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 Helena to San Francisco

(Round-trip)
Depart: Thu Sep 7 2017 Return: Sat Sep 16 2017 Trip spans 10 days
United
United
HLN
SFO
8h 35m
1 stop
SFO
HLN
6h 48m
1 stop
Depart: Wed Oct 25 2017 Return: Mon Nov 6 2017 Trip spans 13 days
Alaska Airlines
Alaska Airlines
HLN
SFO
10h 00m
2 stops
SFO
HLN
7h 15m
1 stop
Depart: Thu Jul 20 2017 Return: Mon Jul 24 2017 Trip spans 5 days
Delta
Delta
HLN
SFO
6h 30m
1 stop
SFO
HLN
3h 50m
1 stop
Depart: Sun May 28 2017 Return: Sat Jun 3 2017 Trip spans 7 days
Major Airline
Major Airline
HLN
SFO
2h 37m
nonstop
SFO
HLN
0h 37m
nonstop
Depart: Mon Aug 7 2017 Return: Mon Aug 14 2017 Trip spans 8 days
Alaska Airlines
Alaska Airlines
HLN
SFO
8h 38m
2 stops
SFO
HLN
19h 19m
2 stops
Depart: Sun Jun 4 2017 Return: Fri Jun 9 2017 Trip spans 6 days
Alaska Airlines
Alaska Airlines
HLN
SFO
8h 44m
2 stops
SFO
HLN
8h 11m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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.

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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.

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Airports
Origin

Helena
$334
Destination

San Francisco
$334