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$516+ Cheap flights from Green Bay to Great Falls (GRB - GTF)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/31. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — GTF
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap flight deals from Green Bay to Great Falls

Cheapest flights from Green Bay to Great Falls
Explore the most affordable flight options available from Green Bay to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This United Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/311:30 pm
GRB
-
GTF
2 stops8h 47m
United Airlines
Tue 4/72:30 pm
GTF
-
GRB
2 stops18h 30m
United Airlines
Deal found 1/20$516
This United Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/311:30 pm
GRB
-
GTF
2 stops8h 47m
United Airlines
Mon 4/66:15 am
GTF
-
GRB
2 stops30h 58m
United Airlines
Deal found 1/20$538
This United Airlines deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/2710:42 am
GRB
-
GTF
2 stops12h 11m
United Airlines
Sat 1/312:29 pm
GTF
-
GRB
2 stops27h 34m
United Airlines
Deal found 1/18$618
This United Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/18:00 am
GRB
-
GTF
3 stops14h 17m
United Airlines
Tue 4/76:15 am
GTF
-
GRB
2 stops9h 43m
United Airlines
Deal found 1/20$807

Find flight deals from Green Bay to Great Falls

Discover tips and strategies to find the most affordable flight options for your journey from Green Bay (GRB) to Great Falls (GTF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2026.

Round-trip from

$516
(United Airlines)
From Green Bay Austin-Straubel to Great Falls
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2026.
Use the filters below to find and compare flights from Green Bay to Great Falls that are best for you.

Fly from

Green Bay

Fly to

Great Falls

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-10:00 am

2 stops18h 30m

$516

Green BayGreat Falls

GRB - GTF

GRBGTF

Green Bay Austin-Straubel

Wed 4/1

1:30 pm-9:17 pm

2 stops8h 47m

Great Falls

Tue 4/7

2:30 pm-11:59 am

2 stops20h 29m

$516

Green BayGreat Falls

GRB - GTF

GRBGTF

Green Bay Austin-Straubel

Tue 3/31

1:30 pm-9:17 pm

2 stops8h 47m

Great Falls

Mon 4/6

6:15 am-2:13 pm

2 stops30h 58m

$538

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Best time to book a flight from Green Bay to Great Falls

Have a flexible travel schedule? Discover the best time to fly to Great Falls from Green Bay with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Green Bay to Great Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Green Bay to Great Falls?

    A quick flight from Green Bay to Great Falls can take about 8h 47m. United Airlines provides one of the quickest options available for as low as $516. The distance between Green Bay and Great Falls is about 1130 mi.

  • Can I find deals for flights from Green Bay to Great Falls that include hotel bookings?

    Yes. In addition to deals on Green Bay to Great Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Green Bay to Great Falls?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Green Bay to Great Falls.

  • Can I find deals for business class flights from Green Bay to Great Falls?

    Yes. Cheapflights offers flight deals from Green Bay to Great Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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