Find Cheap Flights to United States

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.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Helena to United States

(Round-trip)
Depart: Mon Oct 30 2017 Return: Tue Nov 7 2017 Trip spans 9 days
Multiple Airlines
Multiple Airlines
HLN
LAX
7h 43m
1 stop
LAX
HLN
6h 25m
1 stop
Depart: Fri Sep 15 2017 Return: Mon Sep 18 2017 Trip spans 4 days
United
United
HLN
LAX
8h 06m
1 stop
LAX
HLN
6h 36m
1 stop
Depart: Sat Oct 21 2017 Return: Thu Oct 26 2017 Trip spans 6 days
Alaska Airlines
Alaska Airlines
HLN
DEN
7h 06m
1 stop
DEN
HLN
8h 22m
1 stop
Depart: Fri Sep 15 2017 Return: Mon Sep 18 2017 Trip spans 4 days
Delta
Delta
HLN
LAS
5h 49m
1 stop
LAS
HLN
4h 35m
1 stop
Depart: Thu Sep 21 2017 Return: Mon Sep 25 2017 Trip spans 5 days
United
United
HLN
LAX
8h 06m
1 stop
LAX
HLN
6h 36m
1 stop
Depart: Tue Oct 3 2017 Return: Wed Oct 11 2017 Trip spans 9 days
Multiple Airlines
Multiple Airlines
HLN
SFO
6h 32m
1 stop
SFO
HLN
6h 39m
1 stop
Depart: Sun Nov 12 2017 Return: Tue Nov 14 2017 Trip spans 3 days
Multiple Airlines
Multiple Airlines
HLN
SFO
4h 35m
1 stop
SFO
HLN
5h 05m
1 stop
Depart: Tue Nov 7 2017 Return: Thu Nov 9 2017 Trip spans 3 days
Alaska Airlines
Alaska Airlines
HLN
DEN
7h 34m
1 stop
DEN
HLN
8h 50m
1 stop
Depart: Tue Sep 12 2017 Return: Sat Sep 16 2017 Trip spans 5 days
United
United
HLN
LAS
6h 18m
1 stop
LAS
HLN
6h 21m
1 stop
Depart: Tue Nov 7 2017 Return: Tue Nov 14 2017 Trip spans 8 days
Alaska Airlines
Alaska Airlines
HLN
LAS
5h 52m
1 stop
LAS
HLN
18h 55m
2 stops
Depart: Sat Oct 7 2017 Return: Sun Oct 8 2017 Trip spans 2 days
Delta
Delta
HLN
OAK
3h 53m
1 stop
OAK
HLN
5h 29m
1 stop
Depart: Mon Nov 6 2017 Return: Wed Nov 8 2017 Trip spans 3 days
Multiple Airlines
Multiple Airlines
HLN
LAS
5h 52m
1 stop
LAS
HLN
6h 05m
1 stop
Depart: Tue Sep 19 2017 Return: Wed Sep 20 2017 Trip spans 2 days
Alaska Airlines
Alaska Airlines
HLN
SMF
6h 37m
1 stop
SMF
HLN
5h 39m
1 stop
Depart: Mon Dec 18 2017 Return: Thu Jan 4 2018 Trip spans 18 days
Delta
Delta
HLN
SJC
5h 54m
1 stop
SJC
HLN
5h 30m
1 stop
Depart: Thu Dec 7 2017 Return: Mon Dec 11 2017 Trip spans 5 days
United
United
HLN
SAN
6h 37m
1 stop
SAN
HLN
6h 18m
1 stop
Depart: Sun Oct 1 2017 Return: Wed Oct 11 2017 Trip spans 11 days
Multiple Airlines
Multiple Airlines
HLN
LAS
3h 37m
1 stop
LAS
HLN
6h 19m
1 stop
Depart: Mon Sep 25 2017 Return: Tue Sep 26 2017 Trip spans 2 days
Alaska Airlines
Alaska Airlines
HLN
SEA
1h 53m
nonstop
SEA
HLN
1h 49m
nonstop
Depart: Tue Nov 7 2017 Return: Tue Nov 14 2017 Trip spans 8 days
Multiple Airlines
Multiple Airlines
HLN
LAS
7h 01m
1 stop
LAS
HLN
3h 51m
1 stop
Depart: Thu Sep 14 2017 Return: Mon Sep 18 2017 Trip spans 5 days
Delta
Delta
HLN
PHX
3h 44m
1 stop
PHX
HLN
5h 40m
1 stop
Depart: Tue Oct 3 2017 Return: Tue Oct 10 2017 Trip spans 8 days
Alaska Airlines
Alaska Airlines
HLN
SJC
4h 48m
1 stop
SJC
HLN
19h 14m
2 stops
* 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 email and someone from our team will get back to you promptly.

Airports
Origin

Helena
$184
Destination

San Francisco
$204
San Diego
$262
Sacramento
$245
Seattle
$257
Phoenix
$302
Los Angeles
$184
Denver
$232
Oakland
$270
Las Vegas
$235
San Jose
$257