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Cheap flights from Green Bay to Great Falls from $646

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 3/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

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Delta Logo
7:00 am - 10:53 pmGRB-GTF
16h 53m2 stops
Delta Logo
1:10 pm - 4:38 pmGTF-GRB
26h 28m2 stops
$646Delta
Find Deal
Fri, Mar 6 - Tue, Mar 10
Delta Logo
7:00 am - 10:53 pmGRB-GTF
16h 53m2 stops
Delta Logo
1:10 pm - 4:38 pmGTF-GRB
26h 28m2 stops
$672Delta
Find Deal
Fri, Mar 6 - Tue, Mar 10
Delta Logo
4:00 pm - 10:53 pmGRB-GTF
7h 53m2 stops
Delta Logo
6:15 pm - 11:19 amGTF-GRB
16h 04m2 stops
$688Delta
Find Deal
Fri, Mar 6 - Tue, Mar 10

Delta flights from Green Bay to Great Falls

Our best Delta deals on Green Bay to Great Falls flight tickets
Delta
Mar 6
GRB7:00 amGreen Bay Austin-Straubel
16h 53m
2 stops
GTF10:53 pmGreat Falls
Mar 10
GTF1:10 pmGreat Falls
26h 28m
2 stops
GRB4:38 pmGreen Bay Austin-Straubel
$646
Find similar
Delta
Mar 6
GRB7:00 amGreen Bay Austin-Straubel
16h 53m
2 stops
GTF10:53 pmGreat Falls
Mar 10
GTF1:10 pmGreat Falls
26h 28m
2 stops
GRB4:38 pmGreen Bay Austin-Straubel
$672
Find similar
Delta
Mar 6
GRB4:00 pmGreen Bay Austin-Straubel
7h 53m
2 stops
GTF10:53 pmGreat Falls
Mar 10
GTF6:15 pmGreat Falls
16h 04m
2 stops
GRB11:19 amGreen Bay Austin-Straubel
$688
Find similar

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 October 22, 2025.
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

Fri 3/6

7:00 am-10:53 pm

2 stops16h 53m

Great Falls

Tue 3/10

1:10 pm-4:38 pm

2 stops26h 28m

$646

Green BayGreat Falls

GRB - GTF

GRBGTF

Green Bay Austin-Straubel

Fri 3/6

7:00 am-10:53 pm

2 stops16h 53m

Great Falls

Tue 3/10

1:10 pm-4:38 pm

2 stops26h 28m

$672

Green BayGreat Falls

GRB - GTF

GRBGTF

Green Bay Austin-Straubel

Fri 3/6

4:00 pm-10:53 pm

2 stops7h 53m

Great Falls

Tue 3/10

6:15 pm-11:19 am

2 stops16h 04m

$688

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

Direct flights

None
There are no direct flights from Green Bay to Great Falls. There are no popular flight routes from Green Bay to Great Falls.
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  • 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 7h 53m, 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?

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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.

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