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$270+ 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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — BZN
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
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 April 17, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$339
(Delta)

One-way from

$270
(United Airlines)

Popular in

June

Cheapest in

March

Average price

$405
Provider with most accurate pricing for Green Bay Austin-Straubel-Bozeman Gallatin Field flight deals.
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Provider most trusted by Cheapflights users for Green Bay Austin-Straubel-Bozeman Gallatin Field flights.
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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 ($88 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 17, 2025.

This Delta deal was found by Cheapflights users on 4/17. 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.
Fri 5/26:24 amGRB - BZN
1 stop7h 14mDelta
Tue 5/62:30 pmBZN - GRB
1 stop7h 50mDelta
Deal found 4/17$339
This American Airlines deal was found by Cheapflights users on 4/17. 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.
Thu 7/39:53 amGRB - BZN
1 stop5h 14mAmerican Airlines
Mon 7/73:22 pmBZN - GRB
1 stop7h 01mAmerican Airlines
Deal found 4/17$369
This American Airlines deal was found by Cheapflights users on 4/16. 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.
Tue 6/105:56 pmGRB - MSO
1 stop6h 28mAmerican Airlines
Sat 6/217:03 amMSO - GRB
2 stops9h 23mAmerican Airlines
Deal found 4/16$439
This United Airlines deal was found by Cheapflights users on 4/17. 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.
Fri 5/210:50 amGRB - FCA
2 stops11h 51mUnited Airlines
Tue 5/66:10 amFCA - GRB
2 stops11h 49mUnited Airlines
Deal found 4/17$471
This United Airlines deal was found by Cheapflights users on 4/17. 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.
Fri 5/210:50 amGRB - MSO
2 stops11h 29mUnited Airlines
Tue 5/66:20 amMSO - GRB
2 stops7h 50mUnited Airlines
Deal found 4/17$484
This American Airlines deal was found by Cheapflights users on 4/17. 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.
Sat 9/66:10 pmGRB - FCA
1 stop23h 01mAmerican Airlines
Sat 9/134:53 pmFCA - GRB
1 stop15h 28mAmerican Airlines
Deal found 4/17$494
This Delta deal was found by Cheapflights users on 4/17. 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.
Fri 5/25:04 pmGRB - FCA
2 stops8h 18mDelta
Tue 5/62:14 pmFCA - GRB
1 stop6h 17mDelta
Deal found 4/17$514
This Delta deal was found by Cheapflights users on 4/16. 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.
Wed 4/305:04 pmGRB - MSO
2 stops8h 29mDelta
Sun 5/412:03 pmMSO - GRB
2 stops10h 17mDelta
Deal found 4/16$554
This Delta deal was found by Cheapflights users on 4/17. 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.
Tue 6/34:13 pmGRB - GTF
1 stop5h 19mDelta
Tue 6/106:00 amGTF - GRB
1 stop4h 30mDelta
Deal found 4/17$578
This United Airlines deal was found by Cheapflights users on 4/17. 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.
Thu 7/35:23 pmGRB - BZN
2 stops17h 31mUnited Airlines
Mon 7/74:32 pmBZN - GRB
2 stops18h 51mUnited Airlines
Deal found 4/17$748
This United Airlines deal was found by Cheapflights users on 4/17. 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.
Fri 5/165:30 pmGRB - GTF
2 stops21h 02mUnited Airlines
Mon 5/196:40 amGTF - GRB
2 stops11h 19mUnited Airlines
Deal found 4/17$777
This United Airlines deal was found by Cheapflights users on 4/16. 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.
Thu 5/15:30 pmGRB - COD
2 stops29h 45mUnited Airlines
Mon 5/51:53 pmCOD - GRB
2 stops43h 22mUnited Airlines
Deal found 4/16$778

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 April 17, 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

Fri 5/2

6:24 am-12:38 pm

1 stop7h 14m

Bozeman Gallatin Field

Tue 5/6

2:30 pm-11:20 pm

1 stop7h 50m

$339

Green BayBozeman

GRB - BZN

GRBBZN

Green Bay Austin-Straubel

Thu 7/3

9:53 am-2:07 pm

1 stop5h 14m

Bozeman Gallatin Field

Mon 7/7

3:22 pm-11:23 pm

1 stop7h 01m

$369

Green BayMissoula

GRB - MSO

GRBMSO

Green Bay Austin-Straubel

Tue 6/10

5:56 pm-11:24 pm

1 stop6h 28m

Missoula Johnson-Bell Field

Sat 6/21

7:03 am-5:26 pm

2 stops9h 23m

$439

Green BayKalispell

GRB - FCA

GRBFCA

Green Bay Austin-Straubel

Fri 5/2

10:50 am-9:41 pm

2 stops11h 51m

Kalispell Glacier Park

Tue 5/6

6:10 am-6:59 pm

2 stops11h 49m

$471

Green BayMissoula

GRB - MSO

GRBMSO

Green Bay Austin-Straubel

Fri 5/2

10:50 am-9:19 pm

2 stops11h 29m

Missoula Johnson-Bell Field

Tue 5/6

6:20 am-3:10 pm

2 stops7h 50m

$484

Green BayKalispell

GRB - FCA

GRBFCA

Green Bay Austin-Straubel

Sat 9/6

6:10 pm-4:11 pm

1 stop23h 01m

Kalispell Glacier Park

Sat 9/13

4:53 pm-9:21 am

1 stop15h 28m

$494

Green BayKalispell

GRB - FCA

GRBFCA

Green Bay Austin-Straubel

Fri 5/2

5:04 pm-12:22 am

2 stops8h 18m

Kalispell Glacier Park

Tue 5/6

2:14 pm-9:31 pm

1 stop6h 17m

$514

Green BayMissoula

GRB - MSO

GRBMSO

Green Bay Austin-Straubel

Wed 4/30

5:04 pm-12:33 am

2 stops8h 29m

Missoula Johnson-Bell Field

Sun 5/4

12:03 pm-11:20 pm

2 stops10h 17m

$554

Green BayGreat Falls

GRB - GTF

GRBGTF

Green Bay Austin-Straubel

Tue 6/3

4:13 pm-8:32 pm

1 stop5h 19m

Great Falls

Tue 6/10

6:00 am-11:30 am

1 stop4h 30m

$578

Green BayBozeman

GRB - BZN

GRBBZN

Green Bay Austin-Straubel

Thu 7/3

5:23 pm-9:54 am

2 stops17h 31m

Bozeman Gallatin Field

Mon 7/7

4:32 pm-12:23 pm

2 stops18h 51m

$748

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 15 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 June is currently the most expensive (average of $520). 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.

Rainfall in Montana by month

Plan your trip to Montana by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Montana ranges from 0.4 - 2.0 inches per month. May is typically the wettest month, when rainfall can reach 2.0 in. January is typically the driest time to visit Montana when rainfall is around 0.4 in.

Temperature in Montana by month

Plan your trip to Montana by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Montana, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 64.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 15.8 F).

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 April 17, 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. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,917 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,667 reviews
Delta
8.0
Very good
7,917 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,917 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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 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 - Missoula Johnson-Bell Field 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 June is currently the most expensive (average of $520). 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$179Average$555FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$334Average$756FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$368Average$672FlexibilityNo cancel feeOn-time71%

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