STL

$108 Find Cheap Flights from Montana to St. Louis

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to St. Louis departing on 10/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Flight Deals

Cheap Flights from Montana to St. Louis

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Montana to St. Louis that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Montana to St. Louis

Thu, Aug 6 - Sun, Aug 9
United Airlines Logo
5:51 pm - 11:57 pm
BZN
-
STL
5h 06m
1 stop
United Airlines Logo
5:59 pm - 10:43 pm
STL
-
BZN
5h 44m
1 stop
$243United Airlines
Tue, Oct 20 - Fri, Oct 23
Delta Logo
3:15 pm - 11:18 pm
BZN
-
STL
7h 03m
1 stop
Delta Logo
7:55 pm - 12:10 am
STL
-
BZN
5h 15m
1 stop
$257Delta
Tue, Oct 20 - Fri, Oct 23
Delta Logo
5:45 am - 1:23 pm
BZN
-
STL
6h 38m
1 stop
Delta Logo
7:55 pm - 12:10 am
STL
-
BZN
5h 15m
1 stop
$271Delta
Wed, Oct 14 - Sat, Oct 17
Delta Logo
3:15 pm - 11:18 pm
BZN
-
STL
7h 03m
1 stop
Delta Logo
7:30 am - 12:23 pm
STL
-
BZN
5h 53m
1 stop
$278Delta
Wed, Sep 23 - Tue, Sep 29
American Airlines Logo
3:26 pm - 11:43 pm
FCA
-
STL
7h 17m
1 stop
American Airlines Logo
5:00 am - 12:44 pm
STL
-
FCA
8h 44m
1 stop
$297American Airlines
Wed, Sep 23 - Tue, Sep 29
American Airlines Logo
3:26 pm - 11:43 pm
FCA
-
STL
7h 17m
1 stop
American Airlines Logo
5:00 am - 2:33 pm
STL
-
FCA
10h 33m
2 stops
$302American Airlines
Fri, Jul 3 - Sat, Jul 11
Southwest Logo
2:50 pm - 8:20 pm
BZN
-
STL
4h 30m
1 stop
Southwest Logo
4:10 pm - 10:00 pm
STL
-
BZN
6h 50m
1 stop
$315Southwest
Thu, Dec 3 - Sun, Dec 6
Alaska Airlines Logo
8:00 am - 11:59 pm
BZN
-
STL
14h 59m
1 stop
Alaska Airlines Logo
3:24 pm - 11:59 pm
STL
-
BZN
9h 35m
1 stop
$327Alaska Airlines
Sat, Oct 31 - Tue, Nov 3
Alaska Airlines Logo
3:46 pm - 11:59 pm
MSO
-
STL
7h 13m
1 stop
Alaska Airlines Logo
7:00 am - 3:34 pm
STL
-
MSO
9h 34m
1 stop
$374Alaska Airlines
Fri, Jul 10 - Thu, Jul 16
Multiple Airlines Logo
10:04 am - 6:15 pm
BIL
-
STL
7h 11m
1 stop
Multiple Airlines Logo
8:08 pm - 9:14 am
STL
-
BIL
14h 06m
2 stops
$498Multiple Airlines
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$108
Best time to beat the crowds with an average 2% drop in price.
Most popular time to fly and prices are also 1% lower on average.
Flight from Bozeman to St. Louis

FAQs for booking flights from Montana to St. Louis

  • How does KAYAK find such low prices on flights from Montana to St. Louis?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Montana to St. Louis.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Montana to St. Louis?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Montana is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Montana to St. Louis?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. Louis with an airline and back to Montana with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Montana to St. Louis?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. Louis from Montana up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
O'Fallon
Wentzville
Farmington
Eureka
Litchfield
Grafton
Shrewsbury
Glencoe

Everything you need to know for your flight to St. Louis

Information on the airport you'll fly into in St. Louis

St. Louis (STL)