Find Cheap Flights from Lambert-St Louis to Helena (STL - HLN)

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 Lambert-St Louis to Helena

(Round-trip)
Depart: Tue Sep 5 2017 Return: Tue Sep 12 2017 Trip spans 8 days
Delta
Delta
STL
1:15p
HLN
6:19p
5h 04m
1 stop
HLN
1:54p
STL
6:55p
5h 01m
1 stop
Depart: Mon Sep 4 2017 Return: Mon Sep 11 2017 Trip spans 8 days
Delta
Delta
STL
11:13a
HLN
6:19p
7h 06m
1 stop
HLN
1:54p
STL
6:55p
5h 01m
1 stop
Depart: Wed Aug 16 2017 Return: Wed Aug 23 2017 Trip spans 8 days
Delta
Delta
STL
2:55p
HLN
8:24p
5h 29m
1 stop
HLN
1:57p
STL
7:16p
5h 19m
1 stop
Depart: Fri Sep 1 2017 Return: Sun Sep 10 2017 Trip spans 10 days
Delta
Delta
STL
1:15p
HLN
6:09p
4h 54m
1 stop
HLN
2:00a
STL
6:27a
4h 27m
1 stop
Depart: Tue Aug 1 2017 Return: Tue Aug 8 2017 Trip spans 8 days
Delta
Delta
STL
1:35a
HLN
9:38a
8h 03m
1 stop
HLN
2:15p
STL
7:23p
5h 08m
1 stop
Depart: Thu Aug 10 2017 Return: Wed Aug 16 2017 Trip spans 7 days
Delta
Delta
STL
11:10a
HLN
6:20p
7h 10m
1 stop
HLN
1:57p
STL
7:16p
5h 19m
1 stop
Depart: Wed Aug 2 2017 Return: Tue Aug 8 2017 Trip spans 7 days
Delta
Delta
STL
11:10a
HLN
8:34p
9h 24m
2 stops
HLN
2:15p
STL
7:23p
5h 08m
1 stop
Depart: Mon Jul 10 2017 Return: Thu Jul 13 2017 Trip spans 4 days
Delta
Delta
STL
1:05p
HLN
6:20p
5h 15m
1 stop
HLN
2:15p
STL
7:23p
5h 08m
1 stop
Depart: Thu Jul 20 2017 Return: Sun Jul 23 2017 Trip spans 4 days
Delta
Delta
STL
11:10a
HLN
6:20p
7h 10m
1 stop
HLN
1:40a
STL
9:30a
7h 50m
1 stop
Depart: Thu Jul 27 2017 Return: Sun Jul 30 2017 Trip spans 4 days
Delta
Delta
STL
1:35a
HLN
9:38a
8h 03m
1 stop
HLN
2:15p
STL
7:23p
5h 08m
1 stop
* 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

St. Louis
$388
Destination

Helena
$388
Airlines