Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Sioux Falls to Great Falls from $421

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Sioux Falls to Great Falls departing on 12/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Sioux Falls to Great Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:21 pm - 9:35 pmFSD-GTF
10h 14m1 stop
Multiple Airlines Logo
10:38 am - 11:50 amGTF-FSD
24h 12m2 stops
$421Multiple Airlines
Find Deal
Mon, Dec 22 - Tue, Dec 30
United Airlines Logo
5:12 pm - 10:46 pmFSD-GTF
6h 34m1 stop
United Airlines Logo
2:35 pm - 8:00 pmGTF-FSD
4h 25m1 stop
$422United Airlines
Find Deal
Wed, Dec 24 - Thu, Dec 25
Multiple Airlines Logo
12:21 pm - 9:35 pmFSD-GTF
10h 14m1 stop
Multiple Airlines Logo
10:25 pm - 7:31 pmGTF-FSD
20h 06m2 stops
$427Multiple Airlines
Find Deal
Mon, Dec 22 - Mon, Dec 29
Multiple Airlines Logo
12:21 pm - 9:35 pmFSD-GTF
10h 14m1 stop
Multiple Airlines Logo
10:38 am - 11:50 amGTF-FSD
24h 12m2 stops
$446Multiple Airlines
Find Deal
Mon, Dec 22 - Tue, Dec 30
United Airlines Logo
5:14 pm - 10:39 pmFSD-GTF
6h 25m1 stop
United Airlines Logo
6:20 am - 11:42 pmGTF-FSD
16h 22m1 stop
$458United Airlines
Find Deal
Tue, Nov 18 - Sat, Nov 22
Allegiant Air Logo
12:21 pm - 9:35 pmFSD-GTF
10h 14m1 stop
Allegiant Air Logo
10:38 am - 7:31 pmGTF-FSD
7h 53m1 stop
$465Allegiant Air
Find Deal
Mon, Dec 22 - Tue, Dec 30
Multiple Airlines Logo
12:21 pm - 9:35 pmFSD-GTF
10h 14m1 stop
Multiple Airlines Logo
10:25 pm - 7:31 pmGTF-FSD
20h 06m2 stops
$471Multiple Airlines
Find Deal
Mon, Dec 22 - Mon, Dec 29
Allegiant Air Logo
12:21 pm - 9:35 pmFSD-GTF
10h 14m1 stop
Allegiant Air Logo
10:38 am - 7:31 pmGTF-FSD
7h 53m1 stop
$480Allegiant Air
Find Deal
Mon, Dec 22 - Tue, Dec 30
Delta Logo
11:06 am - 10:30 pmFSD-GTF
12h 24m2 stops
Delta Logo
1:11 pm - 11:08 pmGTF-FSD
8h 57m2 stops
$553Delta
Find Deal
Wed, Dec 24 - Thu, Dec 25
Delta Logo
1:20 pm - 10:53 pmFSD-GTF
10h 33m2 stops
Delta Logo
6:15 pm - 12:35 pmGTF-FSD
17h 20m2 stops
$633Delta
Find Deal
Sat, Mar 28 - Wed, Apr 1

United Airlines flights from Sioux Falls to Great Falls

Our best United Airlines deals on Sioux Falls to Great Falls flight tickets
United Airlines
Dec 24
FSD5:12 pmSioux Falls Joe Foss Field
6h 34m
1 stop
GTF10:46 pmGreat Falls
Dec 25
GTF2:35 pmGreat Falls
4h 25m
1 stop
FSD8:00 pmSioux Falls Joe Foss Field
$422
Find similar
United Airlines
Nov 18
FSD5:14 pmSioux Falls Joe Foss Field
6h 25m
1 stop
GTF10:39 pmGreat Falls
Nov 22
GTF6:20 amGreat Falls
16h 22m
1 stop
FSD11:42 pmSioux Falls Joe Foss Field
$458
Find similar
United Airlines
Nov 18
FSD11:17 amSioux Falls Joe Foss Field
12h 22m
2 stops
GTF10:39 pmGreat Falls
Nov 22
GTF6:20 amGreat Falls
13h 03m
1 stop
FSD8:23 pmSioux Falls Joe Foss Field
$493
Find similar

Delta flights from Sioux Falls to Great Falls

Our best Delta deals on Sioux Falls to Great Falls flight tickets
Delta
Nov 7
FSD8:01 amSioux Falls Joe Foss Field
10h 28m
2 stops
GTF5:29 pmGreat Falls
Nov 9
GTF1:12 pmGreat Falls
8h 48m
2 stops
FSD11:00 pmSioux Falls Joe Foss Field
$519
Find similar
Delta
Dec 24
FSD11:06 amSioux Falls Joe Foss Field
12h 24m
2 stops
GTF10:30 pmGreat Falls
Dec 25
GTF1:11 pmGreat Falls
8h 57m
2 stops
FSD11:08 pmSioux Falls Joe Foss Field
$553
Find similar
Delta
Mar 28
FSD1:20 pmSioux Falls Joe Foss Field
10h 33m
2 stops
GTF10:53 pmGreat Falls
Apr 1
GTF6:15 pmGreat Falls
17h 20m
2 stops
FSD12:35 pmSioux Falls Joe Foss Field
$633
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Sioux Falls to Great Falls that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated November 4, 2025.
Use the filters below to find and compare flights from Sioux Falls to Great Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Sioux FallsGreat Falls

FSD - GTF

FSDGTF

Sioux Falls Joe Foss Field

Mon 12/22

12:21 pm-9:35 pm

1 stop10h 14m

Great Falls

Tue 12/30

10:38 am-11:50 am

2 stops24h 12m

$421

Sioux FallsGreat Falls

FSD - GTF

FSDGTF

Sioux Falls Joe Foss Field

Wed 12/24

5:12 pm-10:46 pm

1 stop6h 34m

Great Falls

Thu 12/25

2:35 pm-8:00 pm

1 stop4h 25m

$422

Sioux FallsGreat Falls

FSD - GTF

FSDGTF

Sioux Falls Joe Foss Field

Mon 12/22

12:21 pm-9:35 pm

1 stop10h 14m

Great Falls

Mon 12/29

10:25 pm-7:31 pm

2 stops20h 06m

$427

Sioux FallsGreat Falls

FSD - GTF

FSDGTF

Sioux Falls Joe Foss Field

Mon 12/22

12:21 pm-9:35 pm

1 stop10h 14m

Great Falls

Tue 12/30

10:38 am-11:50 am

2 stops24h 12m

$446

Sioux FallsGreat Falls

FSD - GTF

FSDGTF

Sioux Falls Joe Foss Field

Tue 11/18

5:14 pm-10:39 pm

1 stop6h 25m

Great Falls

Sat 11/22

6:20 am-11:42 pm

1 stop16h 22m

$458

Sioux FallsGreat Falls

FSD - GTF

FSDGTF

Sioux Falls Joe Foss Field

Mon 12/22

12:21 pm-9:35 pm

1 stop10h 14m

Great Falls

Tue 12/30

10:38 am-7:31 pm

1 stop7h 53m

$465

Sioux FallsGreat Falls

FSD - GTF

FSDGTF

Sioux Falls Joe Foss Field

Mon 12/22

12:21 pm-9:35 pm

1 stop10h 14m

Great Falls

Mon 12/29

10:25 pm-7:31 pm

2 stops20h 06m

$471

Sioux FallsGreat Falls

FSD - GTF

FSDGTF

Sioux Falls Joe Foss Field

Mon 12/22

12:21 pm-9:35 pm

1 stop10h 14m

Great Falls

Tue 12/30

10:38 am-7:31 pm

1 stop7h 53m

$480

Sioux FallsGreat Falls

FSD - GTF

FSDGTF

Sioux Falls Joe Foss Field

Wed 12/24

11:06 am-10:30 pm

2 stops12h 24m

Great Falls

Thu 12/25

1:11 pm-11:08 pm

2 stops8h 57m

$553

Sioux FallsGreat Falls

FSD - GTF

FSDGTF

Sioux Falls Joe Foss Field

Sat 3/28

1:20 pm-10:53 pm

2 stops10h 33m

Great Falls

Wed 4/1

6:15 pm-12:35 pm

2 stops17h 20m

$633

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Great Falls from

How to get the cheapest flight ticket from Sioux Falls to Great Falls

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Great Falls?

The cheapest day to depart on your flight to Great Falls is on a Saturday when prices can be found for as low as $323. This is often the case because there is less demand to fly during this day of the week. On the other hand, Thursday is the most expensive day to depart from Sioux Falls because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $445.

What is the cheapest time of day to depart on your flight to Great Falls?

According to our data, the cheapest time of day to fly to Great Falls is in the afternoon. momondo users have found flights departing from Sioux Falls to Great Falls in the afternoon for as low as $362. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $475 on average. Flights to Great Falls from Sioux Falls in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Sioux Falls to Great Falls

Are you open to changing your travel dates? Check out the ideal times to fly from Sioux Falls to Great Falls according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Sioux Falls to Great Falls (FSD to GTF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sioux Falls to Great Falls

Direct flights

None
There are no direct flights from Sioux Falls to Great Falls. There are no popular flight routes from Sioux Falls to Great Falls.
Search flight deals

  • How far is Sioux Falls Joe Foss Field to Great Falls by plane?

    There are 754.5 mi between Sioux Falls Joe Foss Field and Great Falls. Flights usually cover this in 5h 49m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Sioux Falls Joe Foss Field Airport to Great Falls Airport?

    Prices for flights from Sioux Falls Joe Foss Field Airport to Great Falls Airport are updated daily.

  • How many operators does momondo search for flights from Sioux Falls Joe Foss Field Airport to Great Falls Airport?

  • How old do you have to be to fly from Sioux Falls Joe Foss Field Airport to Great Falls Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Sioux Falls Joe Foss Field Airport to Great Falls Airport.

  • What documentation or ID do you need to fly to Great Falls Airport?

    The travel and health documents you'll need for your trip to Great Falls Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Great Falls Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Sioux Falls to Great Falls?

Best airlines flying from Sioux Falls to Great Falls

Compare and see reviews for airlines that fly from Sioux Falls to Great Falls with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $271Free CancellationRating
7.4
9,002 reviews
Search United Airlines flights

Traveling to a place near Great Falls?

Book flights to Great Falls if you plan to visit one of these locations
Shelby

Why use momondo?

Why should I use momondo to find a flight deal from Sioux Falls to Great Falls?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Sioux Falls to Great Falls. momondo saves you time and could save you money on your trip.

Can I find flights from Sioux Falls to Great Falls with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Sioux Falls to Great Falls flights to just show those with flexible booking policies.

How can momondo help me find flights from Sioux Falls to Great Falls?

Once all potential Sioux Falls to Great Falls flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Sioux Falls to Great Falls right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Great Falls, momondo offers a useful price alert feature which will track prices for flights to Great Falls from Sioux Falls and alert you when they change.

An easier way to manage your Great Falls trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 12/4
Thu 12/11
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States