Latest deals
When to book
FAQs
Price Alerts

Cheap flights from Green Bay to Great Falls from $518

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Green Bay to Great Falls departing on 3/31. 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

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 Green Bay to Great Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
1:30 pm - 9:17 pm
GRB
-
GTF
8h 47m
2 stops
United Airlines Logo
2:30 pm - 11:59 am
GTF
-
GRB
20h 29m
2 stops
$518United Airlines
Tue, Mar 31 - Tue, Apr 7
United Airlines Logo
10:37 am - 9:19 pm
GRB
-
GTF
11h 42m
2 stops
United Airlines Logo
12:30 pm - 7:10 pm
GTF
-
GRB
5h 40m
1 stop
$556United Airlines
Wed, May 27 - Sat, May 30
United Airlines Logo
6:30 am - 9:18 pm
GRB
-
GTF
15h 48m
3 stops
United Airlines Logo
2:35 pm - 9:55 am
GTF
-
GRB
18h 20m
2 stops
$587United Airlines
Tue, May 5 - Tue, May 12
United Airlines Logo
10:37 am - 9:19 pm
GRB
-
GTF
11h 42m
3 stops
United Airlines Logo
12:30 pm - 7:10 pm
GTF
-
GRB
5h 40m
1 stop
$758United Airlines
Wed, May 27 - Sat, May 30
United Airlines Logo
10:37 am - 9:19 pm
GRB
-
GTF
11h 42m
3 stops
United Airlines Logo
6:15 am - 4:51 pm
GTF
-
GRB
9h 36m
2 stops
$851United Airlines
Thu, Jun 4 - Tue, Jun 9
United Airlines Logo
10:37 am - 9:19 pm
GRB
-
GTF
11h 42m
2 stops
United Airlines Logo
6:15 am - 4:51 pm
GTF
-
GRB
9h 36m
2 stops
$856United Airlines
Thu, Jun 4 - Tue, Jun 9
United Airlines Logo
10:37 am - 9:19 pm
GRB
-
GTF
11h 42m
3 stops
United Airlines Logo
6:15 am - 7:10 pm
GTF
-
GRB
11h 55m
3 stops
$989United Airlines
Thu, Jun 4 - Tue, Jun 9
United Airlines Logo
10:37 am - 9:19 pm
GRB
-
GTF
11h 42m
3 stops
United Airlines Logo
6:15 am - 3:09 pm
GTF
-
GRB
7h 54m
2 stops
$1,005United Airlines
Wed, May 27 - Sat, May 30
United Airlines Logo
10:40 am - 9:18 pm
GRB
-
GTF
11h 38m
3 stops
United Airlines Logo
6:15 am - 7:01 pm
GTF
-
GRB
11h 46m
3 stops
$1,136United Airlines
Tue, May 5 - Tue, May 12

United Airlines flights from Green Bay to Great Falls

Our best United Airlines deals on Green Bay to Great Falls flight tickets
United Airlines
Mar 31
GRB1:30 pmGreen Bay Austin-Straubel
8h 47m
2 stops
GTF9:17 pmGreat Falls
Apr 7
GTF2:30 pmGreat Falls
20h 29m
2 stops
GRB11:59 amGreen Bay Austin-Straubel
$518
United Airlines
May 27
GRB10:37 amGreen Bay Austin-Straubel
11h 42m
2 stops
GTF9:19 pmGreat Falls
May 30
GTF12:30 pmGreat Falls
5h 40m
1 stop
GRB7:10 pmGreen Bay Austin-Straubel
$556
United Airlines
May 5
GRB6:30 amGreen Bay Austin-Straubel
15h 48m
3 stops
GTF9:18 pmGreat Falls
May 12
GTF2:35 pmGreat Falls
18h 20m
2 stops
GRB9:55 amGreen Bay Austin-Straubel
$587

momondo Fare Finder

 
Customize your flight search to find flights from Green Bay 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 January 28, 2026.
Use the filters below to find and compare flights from Green Bay to Great Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Green BayGreat Falls

GRB - GTF

GRBGTF

Green Bay Austin-Straubel

Tue 3/31

1:30 pm-9:17 pm

2 stops8h 47m

Great Falls

Tue 4/7

2:30 pm-11:59 am

2 stops20h 29m

$518

Green BayGreat Falls

GRB - GTF

GRBGTF

Green Bay Austin-Straubel

Wed 5/27

10:37 am-9:19 pm

2 stops11h 42m

Great Falls

Sat 5/30

12:30 pm-7:10 pm

1 stop5h 40m

$556

Green BayGreat Falls

GRB - GTF

GRBGTF

Green Bay Austin-Straubel

Tue 5/5

6:30 am-9:18 pm

3 stops15h 48m

Great Falls

Tue 5/12

2:35 pm-9:55 am

2 stops18h 20m

$587

Green BayGreat Falls

GRB - GTF

GRBGTF

Green Bay Austin-Straubel

Wed 5/27

10:37 am-9:19 pm

3 stops11h 42m

Great Falls

Sat 5/30

12:30 pm-7:10 pm

1 stop5h 40m

$758

Green BayGreat Falls

GRB - GTF

GRBGTF

Green Bay Austin-Straubel

Thu 6/4

10:37 am-9:19 pm

3 stops11h 42m

Great Falls

Tue 6/9

6:15 am-4:51 pm

2 stops9h 36m

$851

Green BayGreat Falls

GRB - GTF

GRBGTF

Green Bay Austin-Straubel

Thu 6/4

10:37 am-9:19 pm

2 stops11h 42m

Great Falls

Tue 6/9

6:15 am-4:51 pm

2 stops9h 36m

$856

Green BayGreat Falls

GRB - GTF

GRBGTF

Green Bay Austin-Straubel

Thu 6/4

10:37 am-9:19 pm

3 stops11h 42m

Great Falls

Tue 6/9

6:15 am-7:10 pm

3 stops11h 55m

$989

Green BayGreat Falls

GRB - GTF

GRBGTF

Green Bay Austin-Straubel

Wed 5/27

10:37 am-9:19 pm

3 stops11h 42m

Great Falls

Sat 5/30

6:15 am-3:09 pm

2 stops7h 54m

$1,005

Green BayGreat Falls

GRB - GTF

GRBGTF

Green Bay Austin-Straubel

Tue 5/5

10:40 am-9:18 pm

3 stops11h 38m

Great Falls

Tue 5/12

6:15 am-7:01 pm

3 stops11h 46m

$1,136

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Green Bay to Great Falls

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

Cheap Green Bay to Great Falls (GRB to GTF) flight deals and tips

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

Fastest flight time

8h 47m

Direct flights

None
The fastest flight from Green Bay to Great Falls takes 8h 47m
There are no direct flights from Green Bay to Great Falls. There are no popular flight routes from Green Bay to Great Falls.
Search flight deals

  • How far is Green Bay Austin-Straubel to Great Falls by plane?

    A flight from Green Bay Austin-Straubel to Great Falls will travel around 1130.8 mi. Flights usually cover this in 8h 47m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Green Bay Austin-Straubel Airport to Great Falls Airport?

    Prices for flights from Green Bay Austin-Straubel Airport to Great Falls Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Green Bay Austin-Straubel 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 Green Bay Austin-Straubel Airport to Great Falls Airport.

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

    The travel and health documents required for your trip to Great Falls Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Great Falls Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • How do I get Price Alerts for flights from Green Bay to Great Falls?

    Search flight deals from Green Bay to Great Falls. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Green Bay to Great Falls with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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 Green Bay to Great Falls?

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

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

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

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

momondo helps you find the best flight between Green Bay and Great Falls by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Great Falls from Green Bay are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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
Fri 2/27
Fri 3/6
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States