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Cheap flight deals from St. Louis to Great Falls Starting at €295

Whether you’re going for a one-way or round-trip to Great Falls, we’ve got you covered! Check out these different flight options from St. Louis below.

  • Round-trip
      • STL15:35
        6h 6m
        1 stop
        GTF20:41
        Wed, Feb 26|St. Louis - Great Falls|Delta Air Lines
        GTF05:59
        7h 51m
        1 stop
        STL14:50
        Tue, Mar 4|Great Falls - St. Louis|Delta Air Lines
        €295€429
        31% OFF
        31% OFF
        €429€295

        Choose Delta Air Lines flights from St. Louis to Great Falls. The one-way connecting flight with Delta Air Lines departs from St. Louis Lambert International Airport on Wed, Feb 26-Tue, Mar 4, arriving at Great Falls International Airport. One-way Prices start from €295 including taxes and charges.

      • STL17:00
        6h 40m
        1 stop
        GTF22:40
        Wed, Feb 19|St. Louis - Great Falls|Delta Air Lines
        GTF05:59
        7h 51m
        1 stop
        STL14:50
        Tue, Feb 25|Great Falls - St. Louis|Delta Air Lines
        €299€429
        30% OFF
        30% OFF
        €429€299

        Choose Delta Air Lines flights from St. Louis to Great Falls. The one-way connecting flight with Delta Air Lines departs from St. Louis Lambert International Airport on Wed, Feb 19-Tue, Feb 25, arriving at Great Falls International Airport. One-way Prices start from €299 including taxes and charges.

      • STL15:35
        6h 6m
        1 stop
        GTF20:41
        Tue, Feb 25|St. Louis - Great Falls|Delta Air Lines
        GTF18:30
        5h 8m
        1 stop
        STL00:38
        Mon, Mar 3|Great Falls - St. Louis|Delta Air Lines
        €305€429
        28% OFF
        28% OFF
        €429€305

        Choose Delta Air Lines flights from St. Louis to Great Falls. The one-way connecting flight with Delta Air Lines departs from St. Louis Lambert International Airport on Tue, Feb 25-Mon, Mar 3, arriving at Great Falls International Airport. One-way Prices start from €305 including taxes and charges.

      • STL15:35
        6h 6m
        1 stop
        GTF20:41
        Tue, Feb 18|St. Louis - Great Falls|Delta Air Lines
        GTF18:30
        5h 8m
        1 stop
        STL00:38
        Mon, Feb 24|Great Falls - St. Louis|Delta Air Lines
        €309
        €309

        Choose Delta Air Lines flights from St. Louis to Great Falls. The one-way connecting flight with Delta Air Lines departs from St. Louis Lambert International Airport on Tue, Feb 18-Mon, Feb 24, arriving at Great Falls International Airport. One-way Prices start from €309 including taxes and charges.

      • STL17:00
        6h 40m
        1 stop
        GTF22:40
        Sat, Feb 22|St. Louis - Great Falls|Delta Air Lines
        GTF18:30
        5h 8m
        1 stop
        STL00:38
        Fri, Feb 28|Great Falls - St. Louis|Delta Air Lines
        €316
        €316

        Choose Delta Air Lines flights from St. Louis to Great Falls. The one-way connecting flight with Delta Air Lines departs from St. Louis Lambert International Airport on Sat, Feb 22-Fri, Feb 28, arriving at Great Falls International Airport. One-way Prices start from €316 including taxes and charges.

      • STL15:35
        6h 6m
        1 stop
        GTF20:41
        Mon, Feb 24|St. Louis - Great Falls|Delta Air Lines
        GTF05:40
        6h 38m
        1 stop
        STL13:18
        Sun, Mar 2|Great Falls - St. Louis|Delta Air Lines
        €316
        €316

        Choose Delta Air Lines flights from St. Louis to Great Falls. The one-way connecting flight with Delta Air Lines departs from St. Louis Lambert International Airport on Mon, Feb 24-Sun, Mar 2, arriving at Great Falls International Airport. One-way Prices start from €316 including taxes and charges.

      • STL16:39
        5h 40m
        1 stop
        GTF21:19
        Thu, Feb 27|St. Louis - Great Falls|United Airlines
        GTF14:45
        8h 14m
        1 stop
        STL23:59
        Wed, Mar 5|Great Falls - St. Louis|Alaska Airlines
        €354
        €354

        Choose United Airlines flights from St. Louis to Great Falls. The one-way connecting flight with United Airlines departs from St. Louis Lambert International Airport on Thu, Feb 27-Wed, Mar 5, arriving at Great Falls International Airport. One-way Prices start from €354 including taxes and charges.

      • STL08:20
        6h 19m
        1 stop
        GTF13:39
        Sat, Feb 22|St. Louis - Great Falls|United Airlines
        GTF14:45
        8h 14m
        1 stop
        STL23:59
        Fri, Feb 28|Great Falls - St. Louis|Alaska Airlines
        €356
        €356

        Choose United Airlines flights from St. Louis to Great Falls. The one-way connecting flight with United Airlines departs from St. Louis Lambert International Airport on Sat, Feb 22-Fri, Feb 28, arriving at Great Falls International Airport. One-way Prices start from €356 including taxes and charges.

      • STL16:39
        5h 40m
        1 stop
        GTF21:19
        Wed, Feb 19|St. Louis - Great Falls|United Airlines
        GTF14:20
        5h 24m
        1 stop
        STL20:44
        Tue, Feb 25|Great Falls - St. Louis|United Airlines
        €374
        €374

        Choose United Airlines flights from St. Louis to Great Falls. The one-way connecting flight with United Airlines departs from St. Louis Lambert International Airport on Wed, Feb 19-Tue, Feb 25, arriving at Great Falls International Airport. One-way Prices start from €374 including taxes and charges.

      • STL15:35
        6h 6m
        1 stop
        GTF20:41
        Thu, Feb 20|St. Louis - Great Falls|Delta Air Lines
        GTF05:59
        7h 51m
        1 stop
        STL14:50
        Wed, Feb 26|Great Falls - St. Louis|Delta Air Lines
        €375
        €375

        Choose Delta Air Lines flights from St. Louis to Great Falls. The one-way connecting flight with Delta Air Lines departs from St. Louis Lambert International Airport on Thu, Feb 20-Wed, Feb 26, arriving at Great Falls International Airport. One-way Prices start from €375 including taxes and charges.

      • STL01:00 pm
        3h 5m
        Nonstop
        GTF02:00 pm
        Sun, Feb 23|St. Louis - Great Falls|Delta Air Lines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

St. Louis to Great Falls flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. DL1524

    Delta Air Lines

    06:00

    STL

    1.8h

    08:45

    ATL

    SMTWTFS
    Search

  2. DL387

    Delta Air Lines

    10:30

    ATL

    4.2h

    12:42

    SLC

    SMTWTFS

  3. DL3800

    Delta Air Lines

    16:06

    SLC

    1.7h

    17:48

    GTF

    SMTWT-S

  4. HA6969

    Hawaiian Airlines

    07:00

    STL

    4.6h

    09:35

    SEA

    SMTWT-S
    Search

  5. HA6552

    Hawaiian Airlines

    11:25

    SEA

    1.7h

    14:05

    GTF

    SMTWTFS

  6. AS504

    Alaska Airlines

    07:00

    STL

    4.3h

    09:17

    SEA

    SMTWTFS
    Search

  7. AS3460

    Alaska Airlines

    11:25

    SEA

    1.7h

    14:05

    GTF

    SMTWTFS

  8. UA2135

    United Airlines

    07:00

    STL

    2.5h

    08:33

    DEN

    SMTWTFS
    Search

  9. UA5331

    United Airlines

    11:25

    DEN

    2.1h

    13:32

    GTF

    SMTWTFS

  10. DL1289

    Delta Air Lines

    11:50

    STL

    1.6h

    14:27

    DTW

    SMTWTFS
    Search

  11. DL765

    Delta Air Lines

    17:45

    DTW

    4.2h

    19:56

    SLC

    SMTWTFS

  12. DL3845

    Delta Air Lines

    21:15

    SLC

    1.5h

    22:46

    GTF

    SMTWTFS

  13. DL1289

    Delta Air Lines

    11:50

    STL

    1.6h

    14:27

    DTW

    SMTWTFS
    Search

  14. DL2203

    Delta Air Lines

    16:20

    DTW

    2.0h

    17:22

    MSP

    SMTWTFS

  15. DL3847

    Delta Air Lines

    18:30

    MSP

    2.6h

    20:04

    GTF

    SMTWTFS

  16. UA2625

    United Airlines

    13:41

    STL

    2.5h

    15:10

    DEN

    SMTWTFS
    Search

  17. UA5240

    United Airlines

    19:15

    DEN

    2.1h

    21:23

    GTF

    SMTWTFS

  18. DL4089

    Delta Air Lines

    15:35

    STL

    1.7h

    17:17

    MSP

    SMTWTFS
    Search

  19. DL3847

    Delta Air Lines

    18:30

    MSP

    2.6h

    20:04

    GTF

    SMTWTFS

  20. UA1004

    United Airlines

    16:30

    STL

    2.3h

    17:50

    DEN

    SMTWTFS
    Search

  21. UA5240

    United Airlines

    19:15

    DEN

    2.1h

    21:23

    GTF

    SMTWTFS

  22. DL1492

    Delta Air Lines

    18:59

    STL

    3.4h

    21:25

    SLC

    SMTWTFS
    Search

  23. DL3845

    Delta Air Lines

    21:15

    SLC

    1.5h

    22:46

    GTF

    SMTWTFS
Find more flights and airlines

When is the cheapest time to fly from St. Louis to Great Falls?

These price trend charts carefully monitor and predict how flight prices from St. Louis to Great Falls will change. Keep a close eye on them to understand when the best time to buy your tickets is.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from St. Louis (STL) to Great Falls (GTF) the cheapest?

    Airlines adjust prices for flights from St. Louis to Great Falls based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from St. Louis (STL) to Great Falls (GTF) cost?

    According to Trip.com's data, the lowest price is around €438.

  • What is the transportation method from the main airport to downtown in Great Falls?

    • The distance from Great Falls International Airport to downtown is about 5 km, by taxi about 20 minutes.

  • How many airports are there in Great Falls (GTF)?

    There are 1 airport(s) near Great Falls (GTF): Great Falls International Airport.

How to find a cheap flight from St. Louis to Great Falls

Understanding the common pitfalls when booking your flight tickets can help you save massively when it comes time to fly. We’ve listed our six essential steps to keep in mind when you’re booking flight tickets to help you find the best price.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Info | St. Louis to Great Falls

Off-season for travelFebruary
Peak season for travelNovember
Flight distance1,974.95 km
Popular airlineAlaska Airlines

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