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Cheap Flights from Great Falls to Key West
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Cheap Flights from Great Falls to Key West starting at S$ 689

Discover our range of affordable one-way and round-trip flights from Great Falls to Key West and kick-start your next adventure today!

  • Round-trip
      • GTF06:40
        12h 23m
        2 stops
        EYW21:03
        Tue, Mar 11|Great Falls - Key West|United Airlines
        EYW10:55
        28h 35m
        2 stops
        GTF13:30
        Mon, Mar 17|Key West - Great Falls|United Airlines
        S$ 689S$ 1,136
        39% OFF
        39% OFF
        S$ 1,136S$ 689

        Fly from Great Falls to Key West on Tue, Mar 11-Mon, Mar 17 with United Airlines. One-way connecting flights with United Airlines depart Great Falls International Airport and arrive Key West International Airport starting at S$ 689 including taxes and charges.

      • GTF06:40
        10h 15m
        2 stops
        EYW18:55
        Thu, Mar 13|Great Falls - Key West|United Airlines
        EYW12:45
        10h 49m
        2 stops
        GTF21:34
        Wed, Mar 19|Key West - Great Falls|United Airlines
        S$ 774S$ 1,136
        32% OFF
        32% OFF
        S$ 1,136S$ 774

        Fly from Great Falls to Key West on Thu, Mar 13-Wed, Mar 19 with United Airlines. One-way connecting flights with United Airlines depart Great Falls International Airport and arrive Key West International Airport starting at S$ 774 including taxes and charges.

      • GTF06:40
        12h 23m
        2 stops
        EYW21:03
        Wed, Mar 12|Great Falls - Key West|United Airlines
        EYW10:55
        28h 35m
        2 stops
        GTF13:30
        Tue, Mar 18|Key West - Great Falls|United Airlines
        S$ 805S$ 1,136
        28% OFF
        28% OFF
        S$ 1,136S$ 805

        Fly from Great Falls to Key West on Wed, Mar 12-Tue, Mar 18 with United Airlines. One-way connecting flights with United Airlines depart Great Falls International Airport and arrive Key West International Airport starting at S$ 805 including taxes and charges.

      • GTF14:20
        26h 35m
        2 stops
        EYW18:55
        Tue, Feb 25|Great Falls - Key West|United Airlines
        EYW10:55
        28h 44m
        2 stops
        GTF13:39
        Mon, Mar 3|Key West - Great Falls|United Airlines
        S$ 813
        S$ 813

        Fly from Great Falls to Key West on Tue, Feb 25-Mon, Mar 3 with United Airlines. One-way connecting flights with United Airlines depart Great Falls International Airport and arrive Key West International Airport starting at S$ 813 including taxes and charges.

      • GTF05:56
        12h 34m
        2 stops
        EYW20:30
        Wed, Mar 12|Great Falls - Key West|Delta Air Lines
        EYW07:00
        15h 35m
        2 stops
        GTF20:35
        Tue, Mar 18|Key West - Great Falls|Delta Air Lines
        S$ 816
        S$ 816

        Fly from Great Falls to Key West on Wed, Mar 12-Tue, Mar 18 with Delta Air Lines. One-way connecting flights with Delta Air Lines depart Great Falls International Airport and arrive Key West International Airport starting at S$ 816 including taxes and charges.

      • GTF14:20
        20h 55m
        2 stops
        EYW13:15
        Wed, Feb 26|Great Falls - Key West|United Airlines
        EYW10:55
        12h 24m
        2 stops
        GTF21:19
        Tue, Mar 4|Key West - Great Falls|United Airlines
        S$ 827
        S$ 827

        Fly from Great Falls to Key West on Wed, Feb 26-Tue, Mar 4 with United Airlines. One-way connecting flights with United Airlines depart Great Falls International Airport and arrive Key West International Airport starting at S$ 827 including taxes and charges.

      • GTF06:30
        29h 50m
        2 stops
        EYW14:20
        Wed, Feb 19|Great Falls - Key West|United Airlines
        EYW10:55
        28h 44m
        2 stops
        GTF13:39
        Tue, Feb 25|Key West - Great Falls|United Airlines
        S$ 838
        S$ 838

        Fly from Great Falls to Key West on Wed, Feb 19-Tue, Feb 25 with United Airlines. One-way connecting flights with United Airlines depart Great Falls International Airport and arrive Key West International Airport starting at S$ 838 including taxes and charges.

      • GTF14:20
        17h 50m
        2 stops
        EYW10:10
        Tue, Feb 18|Great Falls - Key West|United Airlines
        EYW18:00
        21h 39m
        2 stops
        GTF13:39
        Mon, Feb 24|Key West - Great Falls|United Airlines
        S$ 838
        S$ 838

        Fly from Great Falls to Key West on Tue, Feb 18-Mon, Feb 24 with United Airlines. One-way connecting flights with United Airlines depart Great Falls International Airport and arrive Key West International Airport starting at S$ 838 including taxes and charges.

      • GTF14:20
        16h 55m
        2 stops
        EYW09:15
        Thu, Feb 27|Great Falls - Key West|United Airlines
        EYW10:55
        12h 24m
        2 stops
        GTF21:19
        Wed, Mar 5|Key West - Great Falls|United Airlines
        S$ 894
        S$ 894

        Fly from Great Falls to Key West on Thu, Feb 27-Wed, Mar 5 with United Airlines. One-way connecting flights with United Airlines depart Great Falls International Airport and arrive Key West International Airport starting at S$ 894 including taxes and charges.

      • GTF06:40
        12h 23m
        2 stops
        EYW21:03
        Mon, Mar 10|Great Falls - Key West|United Airlines
        EYW10:55
        36h 39m
        2 stops
        GTF21:34
        Sun, Mar 16|Key West - Great Falls|United Airlines
        S$ 933
        S$ 933

        Fly from Great Falls to Key West on Mon, Mar 10-Sun, Mar 16 with United Airlines. One-way connecting flights with United Airlines depart Great Falls International Airport and arrive Key West International Airport starting at S$ 933 including taxes and charges.

      • GTF01:00 pm
        3h 5m
        Nonstop
        EYW02:00 pm
        Thu, Feb 20|Great Falls - Key West|United Airlines
        Find More Flights
        Find More Flights

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

Great Falls to Key West Flight Time

Flight info.
Departure
Arrival
Weekly Schedule

  1. DL3834

    Delta Air Lines

    06:00

    GTF

    2.5h

    09:30

    MSP

    SMTWTFS
    Search

  2. DL1048

    Delta Air Lines

    12:45

    MSP

    2.6h

    16:19

    ATL

    SMTWTFS

  3. DL2815

    Delta Air Lines

    17:50

    ATL

    1.9h

    19:44

    EYW

    SMTWTFS

  4. UA4750

    United Airlines

    06:40

    GTF

    2.2h

    08:50

    DEN

    SMTWTFS
    Search

  5. UA2188

    United Airlines

    10:12

    DEN

    4.0h

    16:09

    FLL

    SMTWTFS

  6. UA3094

    United Airlines

    17:50

    FLL

    1.1h

    18:55

    EYW

    SMTWTFS

  7. UA5441

    United Airlines

    14:26

    GTF

    2.1h

    16:35

    DEN

    SMTWTFS
    Search

  8. UA532

    United Airlines

    06:15

    DEN

    2.5h

    09:47

    ORD

    SMTWTFS

  9. UA2070

    United Airlines

    10:51

    ORD

    3.2h

    15:03

    EYW

    SMTWTFS

  10. UA5441

    United Airlines

    14:26

    GTF

    2.1h

    16:35

    DEN

    SMTWTFS
    Search

  11. UA1279

    United Airlines

    23:55

    DEN

    3.5h

    05:25

    MCO

    SMTWTFS

  12. UA3071

    United Airlines

    12:55

    MCO

    1.4h

    14:20

    EYW

    SMTWTFS

  13. UA5441

    United Airlines

    14:26

    GTF

    2.1h

    16:35

    DEN

    SMTWTFS
    Search

  14. UA314

    United Airlines

    18:13

    DEN

    3.5h

    23:42

    TPA

    SMTWTFS

  15. UA3136

    United Airlines

    15:05

    TPA

    1.3h

    16:20

    EYW

    SMTWTFS

  16. UA5441

    United Airlines

    14:26

    GTF

    2.1h

    16:35

    DEN

    SMTWTFS
    Search

  17. UA259

    United Airlines

    17:45

    DEN

    3.8h

    23:30

    MCO

    SMTWTFS

  18. UA3075

    United Airlines

    09:10

    MCO

    1.4h

    10:35

    EYW

    SMTWTFS

  19. UA5441

    United Airlines

    14:26

    GTF

    2.1h

    16:35

    DEN

    SMTWTFS
    Search

  20. UA314

    United Airlines

    18:13

    DEN

    3.5h

    23:42

    TPA

    SMTWTFS

  21. UA3135

    United Airlines

    11:05

    TPA

    1.3h

    12:20

    EYW

    SMTWTFS

  22. AS3460

    Alaska Airlines

    14:45

    GTF

    1.9h

    15:39

    SEA

    SMTWTFS
    Search

  23. AS360

    Alaska Airlines

    21:37

    SEA

    5.4h

    06:03

    TPA

    SMTWTFS

  24. 3M136

    Silver Airways

    12:00

    TPA

    1.3h

    13:15

    EYW

    SMTWTFS

  25. AS3460

    Alaska Airlines

    14:45

    GTF

    1.9h

    15:39

    SEA

    SMTWTFS
    Search

  26. AS360

    Alaska Airlines

    21:37

    SEA

    5.4h

    06:03

    TPA

    SMTWTFS

  27. 3M135

    Silver Airways

    08:00

    TPA

    1.3h

    09:15

    EYW

    SMTWTFS

  28. DL3800

    Delta Air Lines

    18:20

    GTF

    1.6h

    19:59

    SLC

    SMTWT-S
    Search

  29. DL912

    Delta Air Lines

    23:20

    SLC

    3.8h

    05:05

    ATL

    SMTWTFS

  30. DL2815

    Delta Air Lines

    17:50

    ATL

    1.9h

    19:44

    EYW

    SMTWTFS
Find more flights and airlines

Cheapest time to fly from Great Falls to Key West

Explore the best time to buy affordable tickets to Key West with our price trend chart, which predicts how flight prices will change in the coming weeks from previous data.

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

Frequently Asked Questions

  • When to buy flight tickets from Great Falls (GTF) to Key West (EYW) the cheapest?

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

  • How much is a flight from Great Falls (GTF) to Key West (EYW) cost?

    According to Trip.com's data, the lowest price is around S$ 1,900.

  • What is the transportation method from the main airport to downtown in Key West?

    • The distance from Key West International Airport to downtown is about 2km, by taxi about 20 minutes.

  • How many airports in Key West?

    There are 1 airports near Key West: Key West International Airport.

How to find a cheap flight from Great Falls to Key West

If you leave it until the last minute and forget to check some of the key information when booking tickets, prices can often end up skyrocketing. Below, you can find our top tips for getting the best value flights – from changing dates to chasing deals, there are plenty ways to keep your next trip affordable.
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

Find cheapest flight ticket from Great Falls to Key West

Off-season for travelJuly
Peak season for travelJanuary
Flight distance3,646.24km
Popular airlineDelta Air Lines

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