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Montana

$153+ 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 12 — ago 191
ter 8/12
ter 8/19
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 agosto 7, 2025.

Round-trip from

$314
(Delta)

One-way from

$153
(American Airlines)

Popular in

October

Cheapest in

March

Average price

$588
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. 10% potential increase in price ($62 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in August 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 agosto 7, 2025.

This Delta deal was found by Cheapflights users on 8/6. 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 8/234:20 pmGRB - BZN
2 stops7h 49mDelta
ter 8/262:18 pmBZN - GRB
1 stop8h 04mDelta
Deal found 8/6$314
This United Airlines deal was found by Cheapflights users on 8/5. 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.
sáb 8/231:22 pmGRB - BZN
1 stop6h 33mUnited Airlines
ter 8/2612:50 pmBZN - GRB
1 stop7h 53mUnited Airlines
Deal found 8/5$344
This United Airlines deal was found by Cheapflights users on 8/6. 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.
sex 8/296:15 amGRB - BZN
1 stop6h 29mUnited Airlines
dom 8/3110:34 amBZN - GRB
1 stop8h 16mUnited Airlines
Deal found 8/6$353
This Delta deal was found by Cheapflights users on 8/7. 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.
sex 11/75:20 pmGRB - MSO
2 stops7h 57mDelta
qua 11/128:00 amMSO - GRB
2 stops7h 32mDelta
Deal found 8/7$359
This American Airlines deal was found by Cheapflights users on 8/4. 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.
seg 9/226:26 pmGRB - MSO
1 stop5h 52mAmerican Airlines
sáb 9/276:40 amMSO - GRB
1 stop8h 19mAmerican Airlines
Deal found 8/4$379
This American Airlines deal was found by Cheapflights users on 8/5. 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.
dom 9/216:00 amGRB - BZN
1 stop7h 49mAmerican Airlines
seg 9/293:06 pmBZN - GRB
1 stop7h 22mAmerican Airlines
Deal found 8/5$384
This Delta deal was found by Cheapflights users on 8/7. 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.
qui 12/44:00 pmGRB - MSO
1 stop5h 12mDelta
seg 12/88:00 amMSO - GRB
1 stop6h 32mDelta
Deal found 8/7$409
This American Airlines deal was found by Cheapflights users on 8/7. 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.
qua 10/294:28 pmGRB - MSO
2 stops21h 33mAmerican Airlines
sáb 11/11:31 pmMSO - GRB
2 stops19h 46mAmerican Airlines
Deal found 8/7$468
This United Airlines deal was found by Cheapflights users on 8/7. 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.
sáb 10/185:25 pmGRB - MSO
2 stops17h 32mUnited Airlines
sáb 10/2512:31 pmMSO - GRB
1 stop8h 02mUnited Airlines
Deal found 8/7$488
This American Airlines deal was found by Cheapflights users on 8/6. 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.
ter 9/94:35 pmGRB - MSO
1 stop7h 43mAmerican Airlines
sáb 9/131:51 pmMSO - GRB
2 stops18h 27mAmerican Airlines
Deal found 8/6$511
This American Airlines deal was found by Cheapflights users on 8/4. 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.
qua 12/106:08 amGRB - MSO
2 stops14h 38mAmerican Airlines
sáb 12/137:00 amMSO - GRB
2 stops9h 37mAmerican Airlines
Deal found 8/4$523
This Delta deal was found by Cheapflights users on 8/6. 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.
qua 12/104:00 pmGRB - MSO
1 stop5h 12mDelta
sáb 12/138:00 amMSO - GRB
1 stop26h 14mDelta
Deal found 8/6$543

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 agosto 7, 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 8/23

4:20 pm-11:09 pm

2 stops7h 49m

Bozeman Gallatin Field

ter 8/26

2:18 pm-11:22 pm

1 stop8h 04m

$314

Green BayBozeman

GRB - BZN

GRBBZN

Green Bay Austin-Straubel

sáb 8/23

1:22 pm-6:55 pm

1 stop6h 33m

Bozeman Gallatin Field

ter 8/26

12:50 pm-9:43 pm

1 stop7h 53m

$344

Green BayBozeman

GRB - BZN

GRBBZN

Green Bay Austin-Straubel

sex 8/29

6:15 am-11:44 am

1 stop6h 29m

Bozeman Gallatin Field

dom 8/31

10:34 am-7:50 pm

1 stop8h 16m

$353

Green BayMissoula

GRB - MSO

GRBMSO

Green Bay Austin-Straubel

seg 9/22

6:26 pm-11:18 pm

1 stop5h 52m

Missoula Johnson-Bell Field

sáb 9/27

6:40 am-3:59 pm

1 stop8h 19m

$379

Green BayBozeman

GRB - BZN

GRBBZN

Green Bay Austin-Straubel

dom 9/21

6:00 am-12:49 pm

1 stop7h 49m

Bozeman Gallatin Field

seg 9/29

3:06 pm-11:28 pm

1 stop7h 22m

$384

Green BayMissoula

GRB - MSO

GRBMSO

Green Bay Austin-Straubel

qua 10/29

4:28 pm-1:01 pm

2 stops21h 33m

Missoula Johnson-Bell Field

sáb 11/1

1:31 pm-10:17 am

2 stops19h 46m

$468

Green BayMissoula

GRB - MSO

GRBMSO

Green Bay Austin-Straubel

sáb 10/18

5:25 pm-9:57 am

2 stops17h 32m

Missoula Johnson-Bell Field

sáb 10/25

12:31 pm-9:33 pm

1 stop8h 02m

$488

Green BayMissoula

GRB - MSO

GRBMSO

Green Bay Austin-Straubel

ter 9/9

4:35 pm-11:18 pm

1 stop7h 43m

Missoula Johnson-Bell Field

sáb 9/13

1:51 pm-9:18 am

2 stops18h 27m

$511

Green BayMissoula

GRB - MSO

GRBMSO

Green Bay Austin-Straubel

ter 10/21

10:40 am-9:25 pm

2 stops11h 45m

Missoula Johnson-Bell Field

sex 10/24

10:38 am-10:40 pm

2 stops11h 02m

$556

Green BayMissoula

GRB - MSO

GRBMSO

Green Bay Austin-Straubel

qua 10/29

4:16 pm-9:18 pm

1 stop6h 02m

Missoula Johnson-Bell Field

sáb 11/1

8:00 am-3:36 pm

1 stop6h 36m

$612

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/4

Showing 1-10 of 19 results
1
2

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 agosto 7, 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
7,987 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

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
7,987 reviews
Delta
8.0
Very good
7,987 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

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
8,916 reviews
Delta
8.0
Very good
7,987 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

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
7,987 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

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 most popular routes from Green Bay to Montana?

    Most travelers choose Green Bay Austin-Straubel - Bozeman Gallatin Field, Green Bay Austin-Straubel - Missoula Johnson-Bell Field or Green Bay Austin-Straubel - Kalispell Glacier Park 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 agosto 7, 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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