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Green Bay

$389+ Cheap flights from Montana to Green Bay (GRB)

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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — GRB
Aug 7 — Aug 141
Fri 8/7
Fri 8/14
1 adult, Economy
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Cheap flight deals from Montana to Green Bay

Cheapest flights from Montana to Green Bay
Explore the most affordable flight options available from Montana to Green Bay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 8, 2026.

This Delta deal was found by Cheapflights users on 7/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/306:19 am
BZN
-
GRB
1 stop4h 03m
Delta
Sun 9/65:30 am
GRB
-
BZN
1 stop8h 35m
Delta
Deal found 7/5$389
This United Airlines deal was found by Cheapflights users on 7/5. 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.
Sat 11/1410:41 am
BZN
-
GRB
2 stops9h 53m
United Airlines
Mon 11/166:25 am
GRB
-
BZN
1 stop6h 08m
United Airlines
Deal found 7/5$419
This United Airlines deal was found by Cheapflights users on 7/5. 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.
Tue 10/2712:30 pm
BZN
-
GRB
1 stop8h 04m
United Airlines
Sat 10/316:25 am
GRB
-
BZN
1 stop6h 08m
United Airlines
Deal found 7/5$429
This American Airlines deal was found by Cheapflights users on 7/5. 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.
Wed 10/281:47 pm
BZN
-
GRB
2 stops9h 25m
American Airlines
Fri 10/306:00 am
GRB
-
BZN
1 stop7h 25m
American Airlines
Deal found 7/5$450
This Delta deal was found by Cheapflights users on 7/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:00 am
BZN
-
GRB
1 stop7h 28m
Delta
Fri 10/306:00 am
GRB
-
BZN
1 stop7h 23m
Delta
Deal found 7/5$465
This American Airlines deal was found by Cheapflights users on 7/5. 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.
Sun 8/306:26 am
BZN
-
GRB
2 stops10h 59m
American Airlines
Sun 9/65:55 am
GRB
-
BZN
2 stops10h 30m
American Airlines
Deal found 7/5$472
This American Airlines deal was found by Cheapflights users on 7/5. 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.
Sat 11/141:52 pm
BZN
-
GRB
2 stops9h 20m
American Airlines
Mon 11/168:15 pm
GRB
-
BZN
2 stops17h 46m
American Airlines
Deal found 7/5$480
This United Airlines deal was found by Cheapflights users on 7/5. 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.
Tue 7/74:24 pm
BZN
-
GRB
1 stop5h 55m
United Airlines
Tue 7/146:30 am
GRB
-
BZN
1 stop6h 14m
United Airlines
Deal found 7/5$484
This United Airlines deal was found by Cheapflights users on 7/7. 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.
Fri 7/108:00 am
BZN
-
GRB
1 stop7h 51m
United Airlines
Sun 7/126:30 am
GRB
-
BZN
1 stop6h 14m
United Airlines
Deal found 7/7$499
This American Airlines deal was found by Cheapflights users on 7/6. 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.
Fri 9/2512:28 pm
BIL
-
GRB
1 stop20h 07m
American Airlines
Mon 9/284:16 pm
GRB
-
BIL
1 stop20h 41m
American Airlines
Deal found 7/6$571
This American Airlines deal was found by Cheapflights users on 7/6. 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.
Thu 9/1012:28 pm
BIL
-
GRB
1 stop6h 28m
American Airlines
Mon 9/145:43 am
GRB
-
BIL
1 stop7h 14m
American Airlines
Deal found 7/6$621
This United Airlines deal was found by Cheapflights users on 7/5. 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.
Thu 9/105:57 pm
BIL
-
GRB
2 stops26h 07m
United Airlines
Mon 9/145:05 pm
GRB
-
BIL
2 stops17h 36m
United Airlines
Deal found 7/5$717

Find flight deals from Montana to Green Bay

Keep the following information in mind while searching for Montana to Green Bay flight deals. Data was last updated July 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$389
(Delta)
Provider with most accurate pricing for Bozeman Gallatin Field-Green Bay Austin-Straubel flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bozeman Gallatin Field-Green Bay Austin-Straubel flights.
Search Deals
From Montana to Green Bay Austin-Straubel
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montana to Green Bay 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 July 8, 2026.
Use the filters below to find and compare flights from Montana to Green Bay that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BozemanGreen Bay

BZN - GRB

BZNGRB

Bozeman Gallatin Field

Sun 8/30

6:19 am-11:22 am

1 stop4h 03m

Green Bay Austin-Straubel

Sun 9/6

5:30 am-1:05 pm

1 stop8h 35m

$389

BozemanGreen Bay

BZN - GRB

BZNGRB

Bozeman Gallatin Field

Tue 10/27

12:30 pm-9:34 pm

1 stop8h 04m

Green Bay Austin-Straubel

Sat 10/31

6:25 am-11:33 am

1 stop6h 08m

$429

BillingsGreen Bay

BIL - GRB

BILGRB

Billings Logan Intl

Fri 9/25

12:28 pm-9:35 am

1 stop20h 07m

Green Bay Austin-Straubel

Mon 9/28

4:16 pm-11:57 am

1 stop20h 41m

$571

BillingsGreen Bay

BIL - GRB

BILGRB

Billings Logan Intl

Thu 9/10

12:28 pm-7:56 pm

1 stop6h 28m

Green Bay Austin-Straubel

Mon 9/14

5:43 am-11:57 am

1 stop7h 14m

$621

BillingsGreen Bay

BIL - GRB

BILGRB

Billings Logan Intl

Thu 9/10

5:57 pm-9:04 pm

2 stops26h 07m

Green Bay Austin-Straubel

Mon 9/14

5:05 pm-9:41 am

2 stops17h 36m

$717

ButteGreen Bay

BTM - GRB

BTMGRB

Butte Silver Bow Co

Sat 12/12

10:00 am-10:49 pm

2 stops11h 49m

Green Bay Austin-Straubel

Tue 12/15

5:18 pm-10:27 pm

2 stops30h 09m

$843

Great FallsGreen Bay

GTF - GRB

GTFGRB

Great Falls

Mon 7/20

2:37 pm-11:19 pm

2 stops31h 42m

Green Bay Austin-Straubel

Fri 7/24

6:52 pm-9:34 pm

2 stops27h 42m

$946

Great FallsGreen Bay

GTF - GRB

GTFGRB

Great Falls

Sat 12/19

2:25 pm-10:30 am

2 stops19h 05m

Green Bay Austin-Straubel

Thu 12/24

5:18 pm-1:29 pm

2 stops21h 11m

$979

Great FallsGreen Bay

GTF - GRB

GTFGRB

Great Falls

Sat 12/19

5:30 am-4:28 pm

2 stops9h 58m

Green Bay Austin-Straubel

Sat 12/26

4:00 pm-10:53 pm

2 stops7h 53m

$1,539

Great FallsGreen Bay

GTF - GRB

GTFGRB

Great Falls

Sat 12/19

6:15 am-7:05 pm

3 stops11h 50m

Green Bay Austin-Straubel

Sat 12/26

1:40 pm-10:30 pm

3 stops9h 50m

$1,960

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/5

Sorted by cheapest first

Best time to book a flight from Montana to Green Bay

Have a flexible travel schedule? Discover the best time to fly to Green Bay from Montana 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 Montana to Green Bay
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Montana to Green Bay. 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 into for flights to Green Bay from Montana?

    If you book a flight to Green Bay from Montana, you will be flying to Austin-Straubel, which is the city’s only airport. Green Bay Austin-Straubel (GRB) is located 5.9 mi from the center of Green Bay.

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

    A quick flight from Montana to Green Bay can take about 4h 03m. Delta provides one of the quickest options available for as low as $389. The distance between Montana and Green Bay is about 1121 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    While some choose either Billings Logan Intl - Green Bay Austin-Straubel or Butte Silver Bow Co - Green Bay Austin-Straubel, Bozeman Gallatin Field - Green Bay Austin-Straubel is the most popular route from Montana to Green Bay.

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

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

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

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

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

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

See more FAQs

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Alternative routes for Montana to Green Bay

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

Discover the top airline that operate flights from Montana to Green Bay. 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 July 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$283Average$588FlexibilityNo cancel feeOn-time69%

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