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$180+ Cheap flights from Green Bay (GRB) to Montana

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/27. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — BZN
ago. 4 — ago. 111
lun. 8/4
lun. 8/11
1 adult, Economy
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Cheap flight deals from Green Bay to Montana

Keep the following information in mind while searching for Green Bay to Montana flight deals. Data was last updated julio 30, 2025.

Round-trip from

$257
(Delta)

One-way from

$180
(United Airlines)

Popular in

October

Cheapest in

March

Average price

$477
From Green Bay Austin-Straubel to Montana
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One-way flight from Green Bay Austin-Straubel to Montana
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Highest demand for flights based on searches. 13% potential increase in price ($84 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Green Bay to Montana

Cheapest flights from Green Bay to Montana
Explore the most affordable flight options available from Green Bay to Montana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 30, 2025.

This Delta deal was found by Cheapflights users on 7/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/86:30 amGRB - BZN
1 stop7h 22mDelta
sáb. 11/151:45 pmBZN - GRB
1 stop6h 48mDelta
Deal found 7/29$257
This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/274:35 pmGRB - BZN
1 stop21h 14mAmerican Airlines
vie. 10/33:04 pmBZN - GRB
1 stop18h 37mAmerican Airlines
Deal found 7/29$359
This United Airlines deal was found by Cheapflights users on 7/28. 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.
mar. 12/98:00 amGRB - BZN
2 stops8h 31mUnited Airlines
sáb. 12/1312:50 pmBZN - GRB
1 stop6h 07mUnited Airlines
Deal found 7/28$461
This Delta deal was found by Cheapflights users on 7/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/104:00 pmGRB - MSO
1 stop5h 12mDelta
sáb. 12/138:00 amMSO - GRB
1 stop26h 14mDelta
Deal found 7/28$513
This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/104:35 pmGRB - MSO
1 stop7h 43mAmerican Airlines
dom. 9/141:50 pmMSO - GRB
2 stops8h 38mAmerican Airlines
Deal found 7/29$558
This United Airlines deal was found by Cheapflights users on 7/29. 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.
mié. 12/1010:45 amGRB - MSO
2 stops11h 33mUnited Airlines
sáb. 12/132:35 pmMSO - GRB
3 stops20h 43mUnited Airlines
Deal found 7/29$711
This United Airlines deal was found by Cheapflights users on 7/28. 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.
vie. 8/155:23 pmGRB - GTF
1 stop19h 06mUnited Airlines
vie. 8/222:35 pmGTF - GRB
2 stops42h 30mUnited Airlines
Deal found 7/28$790
This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/316:20 amGRB - FCA
1 stop10h 51mAmerican Airlines
dom. 8/31:21 pmFCA - GRB
1 stop19h 00mAmerican Airlines
Deal found 7/29$807
This United Airlines deal was found by Cheapflights users on 7/29. 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.
mié. 8/136:15 amGRB - COD
2 stops12h 07mUnited Airlines
dom. 8/176:01 pmCOD - GRB
2 stops26h 37mUnited Airlines
Deal found 7/29$815
This United Airlines deal was found by Cheapflights users on 7/29. 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.
jue. 7/315:23 pmGRB - FCA
1 stop6h 25mUnited Airlines
dom. 8/35:14 pmFCA - GRB
2 stops25h 04mUnited Airlines
Deal found 7/29$878
This Delta deal was found by Cheapflights users on 7/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/154:20 pmGRB - GTF
1 stop5h 12mDelta
vie. 8/226:00 amGTF - GRB
1 stop4h 26mDelta
Deal found 7/28$964
This United Airlines deal was found by Cheapflights users on 7/29. 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.
mié. 8/1310:46 amGRB - BTM
3 stops12h 46mUnited Airlines
dom. 8/1710:25 amBTM - GRB
2 stops10h 12mUnited Airlines
Deal found 7/29$1,112

Cheapflights Fare Finder

 
Customize your flight search to find flights from Green Bay to Montana 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 julio 30, 2025.
Use the filters below to find and compare flights from Green Bay to Montana that are best for you.

Fly from

Green Bay

Fly to

Montana

Route

Depart

Return

Price

Green BayBozeman

GRB - BZN

GRBBZN

Green Bay Austin-Straubel

sáb. 11/8

6:30 am-12:52 pm

1 stop7h 22m

Bozeman Gallatin Field

sáb. 11/15

1:45 pm-9:33 pm

1 stop6h 48m

$257

Green BayBozeman

GRB - BZN

GRBBZN

Green Bay Austin-Straubel

sáb. 9/27

4:35 pm-12:49 pm

1 stop21h 14m

Bozeman Gallatin Field

vie. 10/3

3:04 pm-10:41 am

1 stop18h 37m

$359

Green BayBozeman

GRB - BZN

GRBBZN

Green Bay Austin-Straubel

mar. 12/9

8:00 am-3:31 pm

2 stops8h 31m

Bozeman Gallatin Field

sáb. 12/13

12:50 pm-7:57 pm

1 stop6h 07m

$461

Green BayMissoula

GRB - MSO

GRBMSO

Green Bay Austin-Straubel

mié. 12/10

4:00 pm-8:12 pm

1 stop5h 12m

Missoula Johnson-Bell Field

sáb. 12/13

8:00 am-11:14 am

1 stop26h 14m

$513

Green BayMissoula

GRB - MSO

GRBMSO

Green Bay Austin-Straubel

mié. 9/10

4:35 pm-11:18 pm

1 stop7h 43m

Missoula Johnson-Bell Field

dom. 9/14

1:50 pm-11:28 pm

2 stops8h 38m

$558

Green BayMissoula

GRB - MSO

GRBMSO

Green Bay Austin-Straubel

mié. 12/10

10:45 am-9:18 pm

2 stops11h 33m

Missoula Johnson-Bell Field

sáb. 12/13

2:35 pm-12:18 pm

3 stops20h 43m

$711

Green BayGreat Falls

GRB - GTF

GRBGTF

Green Bay Austin-Straubel

vie. 8/15

5:23 pm-11:29 am

1 stop19h 06m

Great Falls

vie. 8/22

2:35 pm-10:05 am

2 stops42h 30m

$790

Green BayCody

GRB - COD

GRBCOD

Green Bay Austin-Straubel

mié. 8/13

6:15 am-5:22 pm

2 stops12h 07m

Cody E.E. Faust

dom. 8/17

6:01 pm-9:38 pm

2 stops26h 37m

$815

Green BayGreat Falls

GRB - GTF

GRBGTF

Green Bay Austin-Straubel

vie. 8/15

4:20 pm-8:32 pm

1 stop5h 12m

Great Falls

vie. 8/22

6:00 am-11:26 am

1 stop4h 26m

$964

Green BayKalispell

GRB - FCA

GRBFCA

Green Bay Austin-Straubel

mié. 8/13

3:01 pm-4:14 pm

1 stop26h 13m

Kalispell Glacier Park

dom. 8/17

4:57 pm-9:12 am

1 stop15h 15m

$1,095

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 18 results
1
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Best time to book a flight from Green Bay to Montana

Have a flexible travel schedule? Discover the best time to fly to Montana 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.

Cheapflights Insights

Everything you need to know about your flight from Green Bay to Montana

What is the cheapest month to book a flight from Green Bay to Montana?

Currently, October is the cheapest month in which you can book a flight from Green Bay to Montana (average of $371). Flying from Green Bay to Montana in May is currently the most expensive (average of $478). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Montana

Get insights into the airlines that provide service to Montana. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Montana. Reviews last updated julio 30, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Green Bay to Montana by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,896 reviews
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What airport do you fly from for flights from Green Bay to Montana?

    Green Bay Austin-Straubel (GRB) is the airport you will fly out of if you book a flight from Green Bay to Montana. It is only a 5.9 mi journey to Austin-Straubel (GRB) from Green Bay’s city center.

  • What are the cheapest airlines to fly from Green Bay to Montana one-way?

    One-way options have recently been found by users for as low as $180 on United Airlines. Other airlines that offer cheap prices include Delta from $185 and American Airlines from $206 one-way.

  • What are the most popular routes from Green Bay to Montana?

    Most travelers choose Green Bay Austin-Straubel - Bozeman Gallatin Field, Green Bay Austin-Straubel - Kalispell Glacier Park or Green Bay Austin-Straubel - Great Falls when deciding on the best route from Green Bay to Montana.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Green Bay to Montana?

    Currently, October is the cheapest month in which you can book a flight from Green Bay to Montana (average of $371). Flying from Green Bay to Montana in May is currently the most expensive (average of $478). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Green Bay to Montana

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Green Bay to Montana

Discover the top 3 airlines that operate flights from Green Bay to Montana. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated julio 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$179Average$541FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$304Average$477FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$334Average$642FlexibilityNo cancel feeOn-time69%

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