Which airports can I use when flying from Great Falls to Green Bay?

Flights from Great Falls to Green Bay usually depart from Great Falls (GTF) and arrive at Green Bay Austin-Straubel (GRB).

What cabin classes can I book on flights from Great Falls to Green Bay?

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

Can I save money by using flexible dates for flights from Great Falls to Green Bay?

On the Great Falls to Green Bay route, being flexible with your departure day can save you up to 5%. Saturday is the cheapest day at $857 round-trip on average, while Friday is the most expensive at $897: a $40 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

Do I need a passport to fly from Great Falls to Green Bay?

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 Green Bay 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 $434 to $3,193. That means the highest observed fare was about 7x higher than the lowest one.

What is the time difference between Great Falls and Green Bay?

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

What car rental options are available at Green Bay Austin-Straubel Airport (GRB)?

Green Bay Austin-Straubel Airport (GRB) hosts 5 major car rental companies, with daily rates starting from around $31 for economy cars. Top options include: • Alamo • Avis • Enterprise Rent-A-Car • Budget • Hertz

What is the cheapest airline to fly from Great Falls to Green Bay?

United Airlines ($434) offered the cheapest round-trip ticket from Great Falls to Green Bay in the last 5 days.

$434 CHEAP FLIGHTS from Great Falls to Green Bay (GTF - GRB)

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Cheapest round-trip

$434

Typical prices: $857-$897

United Airlines

Sat 9/29Wed 10/3

GTF - GRB • 2 stops

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Flight Deals

Cheap Flights from Great Falls to Green Bay (GTF-GRB)

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

Round-trip

One-way

Recent round-trip flight deals from Great Falls to Green Bay

Tue, Sep 29 - Sat, Oct 3

2:37 pm - 11:19 pmGTF Great Falls-GRB Green Bay Austin-Straubel

7h 42m2 stops Denver Intl Chicago O'Hare Intl

1:17 pm - 9:22 pmGRB Green Bay Austin-Straubel-GTF Great Falls

9h 05m2 stops Chicago O'Hare Intl Denver Intl

$434United Airlines

Wed, Nov 11 - Sat, Nov 14

2:45 pm - 10:02 amGTF Great Falls-GRB Green Bay Austin-Straubel

18h 17m2 stops Denver Intl Chicago O'Hare Intl

6:15 am - 1:49 pmGRB Green Bay Austin-Straubel-GTF Great Falls

8h 34m2 stops Chicago O'Hare Intl Denver Intl

$608United Airlines

Wed, Nov 11 - Sat, Nov 14

2:45 pm - 10:38 pmGTF Great Falls-GRB Green Bay Austin-Straubel

30h 53m2 stops Denver Intl Chicago O'Hare Intl

6:15 am - 9:38 pmGRB Green Bay Austin-Straubel-GTF Great Falls

16h 23m3 stops Chicago O'Hare Intl San Francisco Denver Intl

$613United Airlines

Wed, Nov 11 - Sat, Nov 14

2:45 pm - 12:46 pmGTF Great Falls-GRB Green Bay Austin-Straubel

21h 01m3 stops Denver Intl Memphis Chicago O'Hare Intl

6:15 am - 9:38 pmGRB Green Bay Austin-Straubel-GTF Great Falls

16h 23m3 stops Chicago O'Hare Intl San Francisco Denver Intl

$638United Airlines

Wed, Nov 11 - Sat, Nov 14

2:45 pm - 10:38 pmGTF Great Falls-GRB Green Bay Austin-Straubel

30h 53m2 stops Denver Intl Chicago O'Hare Intl

6:15 am - 9:38 pmGRB Green Bay Austin-Straubel-GTF Great Falls

16h 23m3 stops Chicago O'Hare Intl San Francisco Denver Intl

$643United Airlines

Wed, Nov 11 - Sat, Nov 14

2:45 pm - 12:46 pmGTF Great Falls-GRB Green Bay Austin-Straubel

21h 01m3 stops Denver Intl Memphis Chicago O'Hare Intl

6:15 am - 9:38 pmGRB Green Bay Austin-Straubel-GTF Great Falls

16h 23m3 stops Chicago O'Hare Intl San Francisco Denver Intl

$668United Airlines

Wed, Nov 18 - Sun, Nov 22

6:30 am - 7:10 pmGTF Great Falls-GRB Green Bay Austin-Straubel

11h 40m2 stops Denver Intl Chicago O'Hare Intl

6:15 am - 1:49 pmGRB Green Bay Austin-Straubel-GTF Great Falls

8h 34m2 stops Chicago O'Hare Intl Denver Intl

$717United Airlines

Wed, Nov 18 - Sun, Nov 22

6:30 am - 7:10 pmGTF Great Falls-GRB Green Bay Austin-Straubel

11h 40m2 stops Denver Intl Chicago O'Hare Intl

8:00 am - 9:38 pmGRB Green Bay Austin-Straubel-GTF Great Falls

14h 38m3 stops Chicago O'Hare Intl San Francisco Denver Intl

$853United Airlines

Tue, Sep 29 - Sat, Oct 3

6:15 am - 4:54 pmGTF Great Falls-GRB Green Bay Austin-Straubel

9h 39m3 stops Denver Intl Lambert-St Louis Chicago O'Hare Intl

1:17 pm - 9:22 pmGRB Green Bay Austin-Straubel-GTF Great Falls

9h 05m2 stops Chicago O'Hare Intl Denver Intl

$871United Airlines

Tue, Sep 29 - Sat, Oct 3

6:15 am - 4:54 pmGTF Great Falls-GRB Green Bay Austin-Straubel

9h 39m3 stops Denver Intl Minneapolis St Paul Chicago O'Hare Intl

10:33 am - 9:22 pmGRB Green Bay Austin-Straubel-GTF Great Falls

11h 49m3 stops Chicago O'Hare Intl Minneapolis St Paul Denver Intl

$1,038United Airlines

Booking Insights

Price, demand and travel trends for Great Falls to Green Bay flights

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

Prices

Airlines

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

Round-trip flights from Great Falls to Green Bay start at $434. Prices are below average for this route right now, with typical round-trip fares ranging from $857 to $897. The lowest price found in the past 5 days was $434 on United Airlines.

Find deals

When to book flights from Great Falls to Green Bay

Are your dates flexible? Find out the best times to travel from Great Falls to Green Bay based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Which airports can I use when flying from Great Falls to Green Bay?
Flights from Great Falls to Green Bay usually depart from Great Falls (GTF) and arrive at Green Bay Austin-Straubel (GRB).
What cabin classes can I book on flights from Great Falls to Green Bay?
Only Economy Class is available on flights from Great Falls to Green Bay.
Can I save money by using flexible dates for flights from Great Falls to Green Bay?
On the Great Falls to Green Bay route, being flexible with your departure day can save you up to 5%. Saturday is the cheapest day at $857 round-trip on average, while Friday is the most expensive at $897: a $40 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.
Do I need a passport to fly from Great Falls to Green Bay?
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 Green Bay 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 $434 to $3,193. That means the highest observed fare was about 7x higher than the lowest one.
What is the time difference between Great Falls and Green Bay?
Green Bay is 1 hour ahead of Great Falls (Central Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.
What car rental options are available at Green Bay Austin-Straubel Airport (GRB)?
Green Bay Austin-Straubel Airport (GRB) hosts 5 major car rental companies, with daily rates starting from around $31 for economy cars. Top options include:
• Alamo
• Avis
• Enterprise Rent-A-Car
• Budget
• Hertz

If your dates can be flexible, aim for a Saturday departure instead of Friday. On this route, Saturday flights average $857 - about $40 less than Friday (4% savings) based on the last 12 months.
If you're arriving late at night and need somewhere to stay, check out these hotels close to Green Bay Austin-Straubel Airport.
- Oneida Casino Hotel
- Wingate by Wyndham Green Bay/Airport
- Extended Stay Airport

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GTF - GRB

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Everything you should know

Cheap Flights from Great Falls to Green Bay (GTF-GRB)

Recent round-trip flight deals from Great Falls to Green Bay

Recent one-way flight deals from Great Falls to Green Bay

Price, demand and travel trends for Great Falls to Green Bay flights

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

What is the cheapest airline to fly from Great Falls to Green Bay?

When to book flights from Great Falls to Green Bay

Your Great Falls to Green Bay flight questions, answered

Your guide to booking Great Falls to Green Bay flights

More options for your flight from Great Falls to Green Bay

Complete your trip to Green Bay with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Great Falls to Green Bay

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