GTF - FSD

$378 Find Cheap Flights from Great Falls to Sioux Falls - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$458
Typical prices: $433-$747
United Airlines
Fri 1/26Tue 1/30
GTF - FSD • 1 stop
Cheapest one-way
$378
Typical prices: $367-$418
United Airlines
Sun 12/30
GTF - FSD • 1 stop
Nonstop flights
There are currently no direct flights between Great Falls and Sioux Falls. You'll need to take a connecting flight to reach the destination.
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Flight Deals

Cheap Flights from Great Falls to Sioux Falls (GTF-FSD)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Great Falls to Sioux Falls

Tue, Jan 26 - Sat, Jan 30
United Airlines Logo
2:32 pm - 8:37 pmGTF  Great Falls-FSD Sioux Falls Joe Foss Field
5h 05m1 stop Denver Intl
United Airlines Logo
9:25 am - 1:36 pmFSD  Sioux Falls Joe Foss Field-GTF Great Falls
5h 11m1 stop Denver Intl
$458United Airlines
Sat, Jan 9 - Wed, Jan 13
United Airlines Logo
2:32 pm - 8:37 pmGTF  Great Falls-FSD Sioux Falls Joe Foss Field
5h 05m1 stop Denver Intl
United Airlines Logo
9:25 am - 1:36 pmFSD  Sioux Falls Joe Foss Field-GTF Great Falls
5h 11m1 stop Denver Intl
$458United Airlines
Sat, Jan 9 - Wed, Jan 13
United Airlines Logo
2:32 pm - 8:37 pmGTF  Great Falls-FSD Sioux Falls Joe Foss Field
5h 05m1 stop Denver Intl
United Airlines Logo
9:45 am - 9:42 pmFSD  Sioux Falls Joe Foss Field-GTF Great Falls
12h 57m2 stops Chicago O'Hare Intl Denver Intl
$464United Airlines
Tue, Jan 26 - Sat, Jan 30
United Airlines Logo
6:25 am - 6:38 pmGTF  Great Falls-FSD Sioux Falls Joe Foss Field
11h 13m2 stops Denver Intl Chicago O'Hare Intl
United Airlines Logo
9:25 am - 1:36 pmFSD  Sioux Falls Joe Foss Field-GTF Great Falls
5h 11m1 stop Denver Intl
$464United Airlines
Thu, Dec 31 - Fri, Jan 1
United Airlines Logo
2:37 pm - 8:15 pmGTF  Great Falls-FSD Sioux Falls Joe Foss Field
4h 38m1 stop Denver Intl
United Airlines Logo
9:00 am - 1:41 pmFSD  Sioux Falls Joe Foss Field-GTF Great Falls
5h 41m1 stop Denver Intl
$492United Airlines
Tue, Jan 26 - Sat, Jan 30
United Airlines Logo
6:25 am - 6:38 pmGTF  Great Falls-FSD Sioux Falls Joe Foss Field
11h 13m2 stops Denver Intl Chicago O'Hare Intl
United Airlines Logo
9:45 am - 9:42 pmFSD  Sioux Falls Joe Foss Field-GTF Great Falls
12h 57m2 stops Chicago O'Hare Intl Denver Intl
$529United Airlines
Sat, Jan 9 - Wed, Jan 13
United Airlines Logo
6:25 am - 6:38 pmGTF  Great Falls-FSD Sioux Falls Joe Foss Field
11h 13m2 stops Denver Intl Chicago O'Hare Intl
United Airlines Logo
11:19 am - 9:42 pmFSD  Sioux Falls Joe Foss Field-GTF Great Falls
11h 23m2 stops Chicago O'Hare Intl Denver Intl
$578United Airlines
Thu, Dec 31 - Sat, Jan 2
Allegiant Air Logo
11:40 am - 11:33 amGTF  Great Falls-FSD Sioux Falls Joe Foss Field
22h 53m1 stop Phoenix-Mesa Gateway
Allegiant Air Logo
8:20 pm - 10:50 amFSD  Sioux Falls Joe Foss Field-GTF Great Falls
15h 30m1 stop Phoenix-Mesa Gateway
$741Allegiant Air
Booking Insights

Price, demand and travel trends for Great Falls to Sioux Falls flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Great Falls to Sioux Falls?

Round-trip flights from Great Falls to Sioux Falls typically range from $433 to $747. The lowest price found in the past 5 days was $458, on United Airlines.

Key details for Great Falls to Sioux Falls flights

Cheapest flight

$378
One-way flight from Great Falls to Sioux Falls

When to book flights from Great Falls to Sioux Falls

Are your dates flexible? Find out the best times to travel from Great Falls to Sioux Falls based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Great Falls to Sioux Falls flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Great Falls to Sioux Falls?

    Only Economy Class is available on flights from Great Falls to Sioux Falls.

  • How long is a flight from Great Falls to Sioux Falls?

    A nonstop flight from Great Falls to Sioux Falls takes 00m, covering 756 miles.

  • Do I need a passport to fly from Great Falls to Sioux Falls?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • Have flight prices from Great Falls to Sioux Falls changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $458 to $1,091. That means the highest observed fare was about 2x higher than the lowest one.

  • How are flight prices from Great Falls to Sioux Falls looking right now?

    One-way fares from Great Falls to Sioux Falls are currently higher than usual. Average one-way flight prices are about $590, which is 41% above the typical average for this route.

  • What car rental options are available at Sioux Falls Joe Foss Field Airport (FSD)?

    Sioux Falls Joe Foss Field Airport (FSD) hosts 5 major car rental companies, with daily rates averaging $87 for economy cars. Top options include:

    • Hertz
    • Alamo
    • Enterprise Rent-A-Car
    • Budget
    • Avis

  • Which airports can I use when flying from Great Falls to Sioux Falls?

    Flights from Great Falls to Sioux Falls usually depart from Great Falls (GTF) and arrive at Sioux Falls Joe Foss Field (FSD).

  • Which airports do connecting flights from Great Falls to Sioux Falls pass through?

    Most connecting flights from Great Falls to Sioux Falls pass through Denver Intl (DEN), which handles 100% of one-stop traffic on this route.

  • Can I save money by using flexible dates for flights from Great Falls to Sioux Falls?

    Yes. Flexible dates can save you up to 52% on flights from Great Falls to Sioux Falls. Friday is the cheapest departure day at $361 round-trip on average, while Wednesday is the most expensive at $747, a difference of $386.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What is the time difference between Great Falls and Sioux Falls?

    Sioux Falls is 1 hour ahead of Great Falls (Central Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Great Falls to Sioux Falls flights

Get tips on when to book, when to fly and what to know before your trip.

More options for your flight from Great Falls to Sioux Falls

Complete your trip to Sioux Falls with a hotel stay or car rental