What is the cheapest airline that flies from Montana to Green Bay Austin-Straubel?

Delta, United Airlines, and American Airlines are the most popular carriers operating from Montana to Green Bay Austin-Straubel

How long does it take to fly to Green Bay?

Flight times vary depending on what airport in Montana you fly out of and what airport in Green Bay you fly into. For example, flying from Billings to Appleton takes 4h 06m on average. On the other hand, flying from Bozeman to Appleton takes 4h 15m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

When did momondo last update prices for flights from Montana to Green Bay Austin-Straubel Airport?

Prices for flights from Montana to Green Bay Austin-Straubel Airport were last updated today.

How many operators does momondo search for flights from Montana to Green Bay Austin-Straubel Airport?

As of September 2025, there is 1 operator available to choose from for flights from Montana to Green Bay Austin-Straubel Airport.

How old do you have to be to fly from Montana to Green Bay Austin-Straubel Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montana to Green Bay Austin-Straubel Airport.

What documentation or ID do you need to fly to Green Bay Austin-Straubel Airport?

The travel and health documents required for your trip to Green Bay Austin-Straubel Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Green Bay Austin-Straubel Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$166 Cheap Flights from Montana to Green Bay in 2025/26

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Find the cheapest flights from Montana to Green Bay

Round-trip

One-way

Last minute

Cheap round-trip flights

6:15 am - 11:19 amBIL-GRB

4h 04m1 stop

11:53 am - 10:50 pmGRB-BIL

11h 57m1 stop

$473Delta

Find Deal

Tue, Mar 24 - Sat, Mar 28

6:15 am - 4:38 pmBIL-GRB

9h 23m2 stops

11:53 am - 10:50 pmGRB-BIL

11h 57m1 stop

$478Delta

Find Deal

Tue, Mar 24 - Sat, Mar 28

2:20 pm - 10:13 pmBZN-GRB

6h 53m1 stop

4:29 pm - 11:36 pmGRB-BZN

8h 07m1 stop

$488Delta

Find Deal

Thu, Dec 25 - Tue, Dec 30

2:20 pm - 10:13 pmBZN-GRB

6h 53m1 stop

7:00 am - 10:59 pmGRB-BZN

16h 59m2 stops

$492Delta

Find Deal

Thu, Dec 25 - Wed, Dec 31

12:42 pm - 8:00 pmBZN-GRB

6h 18m1 stop

6:15 am - 10:29 pmGRB-BZN

17h 14m1 stop

$514United Airlines

Find Deal

Thu, Dec 25 - Wed, Dec 31

7:15 am - 3:07 pmBZN-GRB

6h 52m1 stop

6:15 am - 10:29 pmGRB-BZN

17h 14m1 stop

$574United Airlines

Find Deal

Wed, Dec 24 - Wed, Dec 31

12:42 pm - 8:00 pmBZN-GRB

6h 18m1 stop

6:15 am - 10:29 pmGRB-BZN

17h 14m1 stop

$599United Airlines

Find Deal

Thu, Dec 25 - Sun, Dec 28

1:34 pm - 10:01 pmBZN-GRB

7h 27m1 stop

5:21 pm - 1:59 pmGRB-BZN

21h 38m2 stops

$648American Airlines

Find Deal

Fri, Dec 26 - Wed, Dec 31

11:39 am - 9:39 amBZN-GRB

21h 00m1 stop

2:55 pm - 11:09 amGRB-BZN

21h 14m1 stop

$670American Airlines

Find Deal

Thu, Dec 25 - Mon, Dec 29

1:34 pm - 10:01 pmBZN-GRB

7h 27m1 stop

5:25 am - 11:09 amGRB-BZN

6h 44m1 stop

$717American Airlines

Find Deal

Fri, Dec 26 - Tue, Dec 30

United Airlines flights from Montana to Green Bay

Our best United Airlines deals on Montana to Green Bay flight tickets

United Airlines

Oct 1

BZN12:50 pmBozeman Gallatin Field

7h 08m

1 stop

GRB8:58 pmGreen Bay Austin-Straubel

Oct 8

GRB2:40 pmGreen Bay Austin-Straubel

5h 18m

1 stop

BZN6:58 pmBozeman Gallatin Field

$344

Find similar

United Airlines

Oct 1

BZN8:00 amBozeman Gallatin Field

5h 04m

1 stop

GRB2:04 pmGreen Bay Austin-Straubel

Oct 8

GRB2:40 pmGreen Bay Austin-Straubel

5h 18m

1 stop

BZN6:58 pmBozeman Gallatin Field

$365

Find similar

United Airlines

Oct 1

BZN12:50 pmBozeman Gallatin Field

7h 08m

1 stop

GRB8:58 pmGreen Bay Austin-Straubel

Oct 7

GRB1:20 pmGreen Bay Austin-Straubel

6h 38m

1 stop

BZN6:58 pmBozeman Gallatin Field

$424

Find similar

American Airlines flights from Montana to Green Bay

Our best American Airlines deals on Montana to Green Bay flight tickets

American Airlines

Oct 2

BZN12:44 pmBozeman Gallatin Field

9h 44m

2 stops

GRB11:28 pmGreen Bay Austin-Straubel

Oct 5

GRB6:00 amGreen Bay Austin-Straubel

7h 49m

1 stop

BZN12:49 pmBozeman Gallatin Field

$474

Find similar

American Airlines

Oct 2

BZN12:44 pmBozeman Gallatin Field

9h 44m

2 stops

GRB11:28 pmGreen Bay Austin-Straubel

Oct 5

GRB6:00 amGreen Bay Austin-Straubel

10h 07m

2 stops

BZN3:07 pmBozeman Gallatin Field

$479

Find similar

American Airlines

Oct 2

BZN12:44 pmBozeman Gallatin Field

9h 44m

2 stops

GRB11:28 pmGreen Bay Austin-Straubel

Oct 6

GRB6:00 amGreen Bay Austin-Straubel

8h 08m

1 stop

BZN1:08 pmBozeman Gallatin Field

$569

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BillingsGreen Bay

BIL - GRB

BILGRB

Billings Logan Intl

Tue 3/24

6:15 am-11:19 am

1 stop4h 04m

Green Bay Austin-Straubel

Sat 3/28

11:53 am-10:50 pm

1 stop11h 57m

$473

BillingsGreen Bay

BIL - GRB

BILGRB

Billings Logan Intl

Tue 3/24

6:15 am-4:38 pm

2 stops9h 23m

Green Bay Austin-Straubel

Sat 3/28

11:53 am-10:50 pm

1 stop11h 57m

$478

BozemanGreen Bay

BZN - GRB

BZNGRB

Bozeman Gallatin Field

Thu 12/25

2:20 pm-10:13 pm

1 stop6h 53m

Green Bay Austin-Straubel

Tue 12/30

4:29 pm-11:36 pm

1 stop8h 07m

$488

BozemanGreen Bay

BZN - GRB

BZNGRB

Bozeman Gallatin Field

Thu 12/25

2:20 pm-10:13 pm

1 stop6h 53m

Green Bay Austin-Straubel

Wed 12/31

7:00 am-10:59 pm

2 stops16h 59m

$492

BozemanGreen Bay

BZN - GRB

BZNGRB

Bozeman Gallatin Field

Thu 12/25

12:42 pm-8:00 pm

1 stop6h 18m

Green Bay Austin-Straubel

Wed 12/31

6:15 am-10:29 pm

1 stop17h 14m

$514

BozemanGreen Bay

BZN - GRB

BZNGRB

Bozeman Gallatin Field

Wed 12/24

7:15 am-3:07 pm

1 stop6h 52m

Green Bay Austin-Straubel

Wed 12/31

6:15 am-10:29 pm

1 stop17h 14m

$574

BozemanGreen Bay

BZN - GRB

BZNGRB

Bozeman Gallatin Field

Thu 12/25

12:42 pm-8:00 pm

1 stop6h 18m

Green Bay Austin-Straubel

Sun 12/28

6:15 am-10:29 pm

1 stop17h 14m

$599

BozemanGreen Bay

BZN - GRB

BZNGRB

Bozeman Gallatin Field

Fri 12/26

1:34 pm-10:01 pm

1 stop7h 27m

Green Bay Austin-Straubel

Wed 12/31

5:21 pm-1:59 pm

2 stops21h 38m

$648

BozemanGreen Bay

BZN - GRB

BZNGRB

Bozeman Gallatin Field

Thu 12/25

11:39 am-9:39 am

1 stop21h 00m

Green Bay Austin-Straubel

Mon 12/29

2:55 pm-11:09 am

1 stop21h 14m

$670

BozemanGreen Bay

BZN - GRB

BZNGRB

Bozeman Gallatin Field

Fri 12/26

1:34 pm-10:01 pm

1 stop7h 27m

Green Bay Austin-Straubel

Tue 12/30

5:25 am-11:09 am

1 stop6h 44m

$717

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How to get the cheapest flight ticket from Montana to Green Bay

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest day to depart on your flight to Green Bay?

The cheapest day to depart from Montana to Green Bay is on a Thursday when prices can be found for as low as $438. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Montana to Green Bay for around $696.

What is the cheapest time of day to depart on your flight to Green Bay?

Our most recent data shows that the best time of day to fly to Green Bay is at noon. Flights from Montana to Green Bay during this time can be as low as $548. In the morning is when there is more demand to fly to Green Bay, so prices are often more expensive at around $616 per ticket.

Cheap Montana to Green Bay flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montana to Green Bay

Direct flights	None

There are no direct flights from Montana to Green Bay. There are no popular flight routes from Montana to Green Bay.

Search flight deals

When did momondo last update prices for flights from Montana to Green Bay Austin-Straubel Airport?
Prices for flights from Montana to Green Bay Austin-Straubel Airport were last updated today.
How many operators does momondo search for flights from Montana to Green Bay Austin-Straubel Airport?
As of September 2025, there is 1 operator available to choose from for flights from Montana to Green Bay Austin-Straubel Airport.
How old do you have to be to fly from Montana to Green Bay Austin-Straubel Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montana to Green Bay Austin-Straubel Airport.
What documentation or ID do you need to fly to Green Bay Austin-Straubel Airport?
The travel and health documents required for your trip to Green Bay Austin-Straubel Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Green Bay Austin-Straubel Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Montana to Green Bay

Compare and see reviews for airlines that fly from Montana to Green Bay with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $294	Free Cancellation	Rating 7.9 7,973 reviews		Search Delta flights

Sturgeon Bay

Manitowoc

Marinette

Shawano

De Pere

Why use momondo?

Why should I use momondo to find a flight deal from Montana to Green Bay?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Green Bay from Montana.

Can I find flights from Montana to Green Bay with flexible booking policies on momondo?

Flights from Montana to Green Bay with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Montana to Green Bay?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Green Bay from Montana.

I’m not ready to book a flight from Montana to Green Bay right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Green Bay from Montana. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Cheap flights from Montana to Green Bay from $166

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montana to Green Bay departing on 10/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

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Filter for what you want

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Trusted and free

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Price Alerts

Find the cheapest flights from Montana to Green Bay

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United Airlines flights from Montana to Green Bay

Our best United Airlines deals on Montana to Green Bay flight tickets

American Airlines flights from Montana to Green Bay

Our best American Airlines deals on Montana to Green Bay flight tickets

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Use the filters below to find and compare flights from Montana to Green Bay that are best for you.

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How to get the cheapest flight ticket from Montana to Green Bay

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Green Bay?

The cheapest day to depart from Montana to Green Bay is on a Thursday when prices can be found for as low as $438. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Montana to Green Bay for around $696.

What is the cheapest time of day to depart on your flight to Green Bay?

Our most recent data shows that the best time of day to fly to Green Bay is at noon. Flights from Montana to Green Bay during this time can be as low as $548. In the morning is when there is more demand to fly to Green Bay, so prices are often more expensive at around $616 per ticket.

What is the cheapest airline that flies from Montana to Green Bay Austin-Straubel?

Delta, United Airlines, and American Airlines are the most popular carriers operating from Montana to Green Bay Austin-Straubel

How long does it take to fly to Green Bay?

Cheap Montana to Green Bay flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montana to Green Bay

Direct flights

When did momondo last update prices for flights from Montana to Green Bay Austin-Straubel Airport?

How many operators does momondo search for flights from Montana to Green Bay Austin-Straubel Airport?

How old do you have to be to fly from Montana to Green Bay Austin-Straubel Airport?

What documentation or ID do you need to fly to Green Bay Austin-Straubel Airport?

Best airlines flying from Montana to Green Bay

Compare and see reviews for airlines that fly from Montana to Green Bay with momondo

Traveling to a place near Green Bay?

Why use momondo?

Why should I use momondo to find a flight deal from Montana to Green Bay?

Can I find flights from Montana to Green Bay with flexible booking policies on momondo?

How can momondo help me find flights from Montana to Green Bay?

I’m not ready to book a flight from Montana to Green Bay right now. Can momondo alert me if prices change?

An easier way to manage your Green Bay trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

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