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$262+ Cheap flights from Green Bay (GRB) to Montana

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — BZN
oct. 29 — nov. 51
mié. 10/29
mié. 11/5
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 septiembre 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$262
(Delta)

Popular in

June

Cheapest in

March

Average price

$505
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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Highest demand for flights based on searches. 15% potential increase in price ($87 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in September 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 septiembre 29, 2025.

This Delta deal was found by Cheapflights users on 9/26. 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.
jue. 11/134:56 pmGRB - BZN
2 stops8h 14mDelta
lun. 11/172:35 pmBZN - GRB
1 stop6h 58mDelta
Deal found 9/26$262
This Delta deal was found by Cheapflights users on 9/28. 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.
mar. 12/94:52 pmGRB - BZN
2 stops8h 26mDelta
sáb. 12/136:00 amBZN - GRB
1 stop4h 33mDelta
Deal found 9/28$288
This Delta deal was found by Cheapflights users on 9/27. 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. 10/254:16 pmGRB - MSO
1 stop6h 56mDelta
lun. 10/275:25 amMSO - GRB
2 stops14h 59mDelta
Deal found 9/27$388
This Delta deal was found by Cheapflights users on 9/27. 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. 10/254:16 pmGRB - MSO
1 stop6h 56mDelta
mié. 10/298:00 amMSO - GRB
1 stop6h 36mDelta
Deal found 9/27$400
This American Airlines deal was found by Cheapflights users on 9/27. 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. 10/238:08 pmGRB - BZN
1 stop18h 00mAmerican Airlines
dom. 10/264:54 pmBZN - GRB
1 stop15h 20mAmerican Airlines
Deal found 9/27$404
This Delta deal was found by Cheapflights users on 9/27. 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. 10/254:16 pmGRB - MSO
1 stop6h 56mDelta
dom. 10/266:20 pmMSO - GRB
2 stops26h 04mDelta
Deal found 9/27$408
This Delta deal was found by Cheapflights users on 9/27. 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. 10/254:16 pmGRB - MSO
1 stop6h 56mDelta
jue. 10/305:25 amMSO - GRB
2 stops16h 27mDelta
Deal found 9/27$413
This Delta deal was found by Cheapflights users on 9/28. 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. 12/104:52 pmGRB - MSO
2 stops8h 44mDelta
sáb. 12/135:01 amMSO - GRB
2 stops16h 36mDelta
Deal found 9/28$418
This United Airlines deal was found by Cheapflights users on 9/27. 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. 10/2310:40 amGRB - BZN
2 stops11h 27mUnited Airlines
dom. 10/268:00 amBZN - GRB
1 stop7h 46mUnited Airlines
Deal found 9/27$418
This Delta deal was found by Cheapflights users on 9/27. 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.
mar. 10/215:20 pmGRB - MSO
2 stops7h 57mDelta
lun. 10/275:25 amMSO - GRB
2 stops14h 59mDelta
Deal found 9/27$444
This Delta deal was found by Cheapflights users on 9/27. 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.
lun. 10/274:16 pmGRB - MSO
1 stop6h 24mDelta
mié. 10/298:00 amMSO - GRB
1 stop6h 36mDelta
Deal found 9/27$451
This Delta deal was found by Cheapflights users on 9/27. 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.
mar. 10/215:20 pmGRB - MSO
2 stops7h 57mDelta
mié. 10/298:00 amMSO - GRB
1 stop6h 36mDelta
Deal found 9/27$456

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 septiembre 29, 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

jue. 11/13

4:56 pm-12:10 am

2 stops8h 14m

Bozeman Gallatin Field

lun. 11/17

2:35 pm-10:33 pm

1 stop6h 58m

$262

Green BayBozeman

GRB - BZN

GRBBZN

Green Bay Austin-Straubel

mar. 12/9

4:52 pm-12:18 am

2 stops8h 26m

Bozeman Gallatin Field

sáb. 12/13

6:00 am-11:33 am

1 stop4h 33m

$288

Green BayBozeman

GRB - BZN

GRBBZN

Green Bay Austin-Straubel

sáb. 1/17

6:23 pm-12:12 pm

1 stop18h 49m

Bozeman Gallatin Field

sáb. 1/24

7:00 am-10:50 am

1 stop26h 50m

$359

Green BayMissoula

GRB - MSO

GRBMSO

Green Bay Austin-Straubel

sáb. 10/25

4:16 pm-10:12 pm

1 stop6h 56m

Missoula Johnson-Bell Field

lun. 10/27

5:25 am-9:24 pm

2 stops14h 59m

$388

Green BayMissoula

GRB - MSO

GRBMSO

Green Bay Austin-Straubel

sáb. 10/25

4:16 pm-10:12 pm

1 stop6h 56m

Missoula Johnson-Bell Field

mié. 10/29

6:20 pm-10:52 pm

2 stops27h 32m

$413

Green BayMissoula

GRB - MSO

GRBMSO

Green Bay Austin-Straubel

sáb. 10/25

4:16 pm-10:12 pm

1 stop6h 56m

Missoula Johnson-Bell Field

mar. 10/28

6:20 pm-10:52 pm

2 stops27h 32m

$413

Green BayMissoula

GRB - MSO

GRBMSO

Green Bay Austin-Straubel

mié. 12/10

4:53 pm-12:35 am

2 stops8h 42m

Missoula Johnson-Bell Field

sáb. 12/13

5:01 am-9:40 pm

2 stops15h 39m

$418

Green BayMissoula

GRB - MSO

GRBMSO

Green Bay Austin-Straubel

lun. 10/27

4:16 pm-9:40 pm

1 stop6h 24m

Missoula Johnson-Bell Field

mié. 10/29

8:00 am-3:36 pm

1 stop6h 36m

$451

Green BayMissoula

GRB - MSO

GRBMSO

Green Bay Austin-Straubel

sáb. 10/25

8:15 am-4:44 pm

2 stops9h 29m

Missoula Johnson-Bell Field

mar. 10/28

2:35 pm-12:33 pm

2 stops20h 58m

$463

Green BayMissoula

GRB - MSO

GRBMSO

Green Bay Austin-Straubel

sáb. 10/25

8:15 am-4:44 pm

2 stops9h 29m

Missoula Johnson-Bell Field

lun. 10/27

2:35 pm-10:11 am

2 stops18h 36m

$463

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/28

Showing 1-10 of 22 results
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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 $476). 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 septiembre 29, 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
7,964 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

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
7,964 reviews
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

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
8,924 reviews
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

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
7,964 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

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.

  • How long is the flight from Green Bay to Montana?

    Delta and United Airlines can get you from Green Bay to Montana in just under 6h 20m. Your travel time can differ by up to 1h 54m. The distance from Green Bay to Montana is about 1265 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Most travelers choose Green Bay Austin-Straubel - Missoula Johnson-Bell Field, Green Bay Austin-Straubel - Bozeman Gallatin Field or Green Bay Austin-Straubel - Helena 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 $476). 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 septiembre 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$179Average$513FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$304Average$495FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$334Average$586FlexibilityNo cancel feeOn-time69%

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