$253 Cheap flight deals from Butte (BTM) to St. Louis (STL)

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Airfares from $253 One Way, $366 Round Trip from Butte to St. Louis

Prices starting at $366 for return flights and $253 for one-way flights to St. Louis were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Dec 6 - Sat, Dec 13
HLN
Helena
STL
St. Louis
$366 Roundtrip, found 2 days ago
$366
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sat, Dec 6 from Helena to St. Louis, returning Sat, Dec 13, priced at $366 found 2 days ago
Sat, Dec 6 - Sat, Dec 13
HLN
Helena
STL
St. Louis
$378 Roundtrip, found 2 days ago
$378
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sat, Dec 6 from Helena to St. Louis, returning Sat, Dec 13, priced at $378 found 2 days ago
Sat, Dec 6 - Sat, Dec 13
HLN
Helena
STL
St. Louis
$458 Roundtrip, found 2 days ago
$458
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sat, Dec 6 from Helena to St. Louis, returning Sat, Dec 13, priced at $458 found 2 days ago
Sat, Dec 6 - Sat, Dec 13
HLN
Helena
STL
St. Louis
$463 Roundtrip, found 2 days ago
$463
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sat, Dec 6 from Helena to St. Louis, returning Sat, Dec 13, priced at $463 found 2 days ago
Fri, Dec 5 - Thu, Dec 11
HLN
Helena
STL
St. Louis
$499 Roundtrip, found 5 days ago
$499
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Fri, Dec 5 from Helena to St. Louis, returning Thu, Dec 11, priced at $499 found 5 days ago

More About Flying To St. Louis from Butte

Route Information for Flights from Butte to St. Louis

Origin Airport IATA Code
BTM
Destination Airport IATA Code
STL
Distance
Direct Flight Airlines
Earliest Flight Arrival
Latest Flight Arrival

Butte to St. Louis

When you’re searching for Butte to St. Louis flights for your family vacation, check out the guaranteed low prices at Orbitz. If you are looking for the best prices on hotels too, you’ll be sure to find great deals to suit your budget. You’ll also benefit from the following features:

Suitable Schedules

Orbitz simplifies the process of finding and booking budget flights from Butte to St. Louis. Since we monitor hundreds of flight fares, you can compare several flights from a range of different airlines to find the best fares and most suitable departure and arrival times. Mix and match your departure and return flight for even more discounts and travel flexibility.

Mobile Apps

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Flight Alerts

Orbitz won’t leave you wondering whether your flight will take off on time. We can send you free alerts about your flights from Butte to St. Louis to your mobile phone and email. Whether your flights from Butte to St. Louis are running just a few minutes to a few hours late, we will let you know.

Miles and Points

If you travel regularly, you can still earn miles and points when you book qualifying Butte to St. Louis flights. Enter your frequent flyer number with your reservation to see the miles rack up.

Frequently asked questions

What is the shortest flight from Butte to St. Louis?
The quickest flight time from Butte to St. Louis is 4 hours. Order a refreshment from the drink trolley, write in your travel journal or finish that podcast — you'll have plenty of time on this medium-haul trip.
What is the cheapest day of the week to fly?
Consider flying out early in the week to save on your airfare. Orbitz data from 2021 shows that Monday is the cheapest day to depart, followed by Tuesday. Saturday showed the highest average ticket prices likely because many travelers prefer to start their vacation on a weekend.
What is the cheapest month to fly?
We won't keep you guessing, according to Orbitz data from 2021, the cheapest month to fly is February. Perfect for those who need a weekend getaway, or just a break from it all in the shortest month of the year. Be aware that the most expensive time to fly is during the height of summer in July, and in the holiday month of December.*According to flight demand on Orbitz.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

More Destinations

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.