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

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

What airlines fly to Green Bay?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Green Bay from Buffalo according to our data. American Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Green Bay. Keep in mind that there are 3 different airlines that fly to Green Bay on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Buffalo Airport to Green Bay Austin-Straubel Airport are refreshed on a daily basis.

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

As of September 2026, there is 1 operator available to choose from for flights from Buffalo Airport to Green Bay Austin-Straubel Airport.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Buffalo Airport 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.

$259 Cheap Flights from Buffalo to Green Bay in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Buffalo to Green Bay

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5:50 pm - 12:12 amBUF Buffalo-GRB Green Bay Austin-Straubel

7h 22m1 stop Chicago O'Hare Intl

2:40 pm - 9:37 pmGRB Green Bay Austin-Straubel-BUF Buffalo

5h 57m1 stop Chicago O'Hare Intl

$319American Airlines

Fri, Oct 23 - Sun, Nov 1

5:40 pm - 9:03 pmBUF Buffalo-GRB Green Bay Austin-Straubel

4h 23m1 stop Chicago O'Hare Intl

5:00 am - 1:17 pmGRB Green Bay Austin-Straubel-BUF Buffalo

7h 17m1 stop Chicago O'Hare Intl

$319United Airlines

Sat, Dec 12 - Sun, Dec 13

6:00 am - 10:35 amBUF Buffalo-GRB Green Bay Austin-Straubel

5h 35m1 stop Detroit Metropolitan Wayne County

6:17 pm - 12:02 amGRB Green Bay Austin-Straubel-BUF Buffalo

4h 45m1 stop Detroit Metropolitan Wayne County

$319Delta

Thu, Dec 10 - Sun, Dec 13

5:57 pm - 12:12 amBUF Buffalo-GRB Green Bay Austin-Straubel

7h 15m2 stops Washington, D.C. Reagan-National Chicago O'Hare Intl

2:40 pm - 9:37 pmGRB Green Bay Austin-Straubel-BUF Buffalo

5h 57m1 stop Chicago O'Hare Intl

$324American Airlines

Fri, Oct 23 - Sun, Nov 1

11:50 am - 7:57 pmBUF Buffalo-GRB Green Bay Austin-Straubel

9h 07m2 stops Boston Logan Intl Chicago O'Hare Intl

5:50 am - 10:48 amGRB Green Bay Austin-Straubel-BUF Buffalo

3h 58m1 stop Chicago O'Hare Intl

$324American Airlines

Thu, Dec 10 - Sun, Dec 13

11:50 am - 7:57 pmBUF Buffalo-GRB Green Bay Austin-Straubel

9h 07m2 stops Boston Logan Intl Chicago O'Hare Intl

2:40 pm - 11:59 pmGRB Green Bay Austin-Straubel-BUF Buffalo

8h 19m2 stops Chicago O'Hare Intl Washington, D.C. Reagan-National

$329American Airlines

Thu, Dec 10 - Sun, Dec 13

5:45 pm - 8:35 pmBUF Buffalo-GRB Green Bay Austin-Straubel

3h 50m1 stop Detroit Metropolitan Wayne County

7:00 am - 11:18 amGRB Green Bay Austin-Straubel-BUF Buffalo

3h 18m1 stop Detroit Metropolitan Wayne County

$334Delta

Sun, Nov 22 - Fri, Nov 27

5:45 pm - 8:35 pmBUF Buffalo-GRB Green Bay Austin-Straubel

3h 50m1 stop Detroit Metropolitan Wayne County

6:07 pm - 10:42 pmGRB Green Bay Austin-Straubel-BUF Buffalo

3h 35m1 stop Detroit Metropolitan Wayne County

$339Delta

Sun, Nov 22 - Sat, Nov 28

12:00 pm - 5:26 pmBUF Buffalo-GRB Green Bay Austin-Straubel

6h 26m1 stop Detroit Metropolitan Wayne County

6:07 pm - 10:42 pmGRB Green Bay Austin-Straubel-BUF Buffalo

3h 35m1 stop Detroit Metropolitan Wayne County

$339Delta

Fri, Nov 20 - Sat, Nov 28

6:56 pm - 12:13 amBUF Buffalo-GRB Green Bay Austin-Straubel

6h 17m1 stop Chicago O'Hare Intl

4:04 pm - 10:10 pmGRB Green Bay Austin-Straubel-BUF Buffalo

5h 06m1 stop Chicago O'Hare Intl

$349American Airlines

Tue, Sep 29 - Sat, Oct 3

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Delta flights from Buffalo to Green Bay

Our best Delta deals on Buffalo to Green Bay flight tickets

Delta

Nov 22

BUF5:45 pmBuffalo

3h 50m

1 stop

GRB8:35 pmGreen Bay Austin-Straubel

Nov 27

GRB7:00 amGreen Bay Austin-Straubel

3h 18m

1 stop

BUF11:18 amBuffalo

$334

Delta

Nov 20

BUF12:00 pmBuffalo

6h 26m

1 stop

GRB5:26 pmGreen Bay Austin-Straubel

Nov 28

GRB6:07 pmGreen Bay Austin-Straubel

3h 35m

1 stop

BUF10:42 pmBuffalo

$339

Delta

Nov 20

BUF12:00 pmBuffalo

6h 26m

1 stop

GRB5:26 pmGreen Bay Austin-Straubel

Nov 27

GRB7:00 amGreen Bay Austin-Straubel

3h 18m

1 stop

BUF11:18 amBuffalo

$364

United Airlines flights from Buffalo to Green Bay

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

United Airlines

Dec 12

BUF10:25 amBuffalo

9h 40m

2 stops

GRB7:05 pmGreen Bay Austin-Straubel

Dec 13

GRB6:15 amGreen Bay Austin-Straubel

6h 02m

1 stop

BUF1:17 pmBuffalo

$388

United Airlines

Oct 24

BUF10:46 amBuffalo

7h 08m

1 stop

GRB4:54 pmGreen Bay Austin-Straubel

Oct 28

GRB1:32 pmGreen Bay Austin-Straubel

6h 04m

1 stop

BUF8:36 pmBuffalo

$389

United Airlines

Oct 24

BUF5:45 pmBuffalo

6h 32m

1 stop

GRB11:17 pmGreen Bay Austin-Straubel

Oct 28

GRB1:32 pmGreen Bay Austin-Straubel

8h 27m

2 stops

BUF10:59 pmBuffalo

$394

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloGreen Bay

BUF Buffalo - GRB Green Bay Austin-Straubel

BUFGRB

Buffalo

Fri 10/23

5:50 pm-12:12 am

1 stop7h 22m

Green Bay Austin-Straubel

Sun 11/1

2:40 pm-9:37 pm

1 stop5h 57m

$319

BuffaloGreen Bay

BUF Buffalo - GRB Green Bay Austin-Straubel

BUFGRB

Buffalo

Sat 12/12

5:40 pm-9:03 pm

1 stop4h 23m

Green Bay Austin-Straubel

Sun 12/13

5:00 am-1:17 pm

1 stop7h 17m

$319

BuffaloGreen Bay

BUF Buffalo - GRB Green Bay Austin-Straubel

BUFGRB

Buffalo

Thu 12/10

6:00 am-10:35 am

1 stop5h 35m

Green Bay Austin-Straubel

Sun 12/13

6:17 pm-12:02 am

1 stop4h 45m

$319

BuffaloGreen Bay

BUF Buffalo - GRB Green Bay Austin-Straubel

BUFGRB

Buffalo

Fri 10/23

5:57 pm-12:12 am

2 stops7h 15m

Green Bay Austin-Straubel

Sun 11/1

2:40 pm-9:37 pm

1 stop5h 57m

$324

BuffaloGreen Bay

BUF Buffalo - GRB Green Bay Austin-Straubel

BUFGRB

Buffalo

Thu 12/10

11:50 am-7:57 pm

2 stops9h 07m

Green Bay Austin-Straubel

Sun 12/13

5:50 am-10:48 am

1 stop3h 58m

$324

BuffaloGreen Bay

BUF Buffalo - GRB Green Bay Austin-Straubel

BUFGRB

Buffalo

Thu 12/10

11:50 am-7:57 pm

2 stops9h 07m

Green Bay Austin-Straubel

Sun 12/13

2:40 pm-11:59 pm

2 stops8h 19m

$329

Quickest round-trip

BuffaloGreen Bay

BUF Buffalo - GRB Green Bay Austin-Straubel

BUFGRB

Buffalo

Sun 11/22

5:45 pm-8:35 pm

1 stop3h 50m

Green Bay Austin-Straubel

Fri 11/27

7:00 am-11:18 am

1 stop3h 18m

$334

BuffaloGreen Bay

BUF Buffalo - GRB Green Bay Austin-Straubel

BUFGRB

Buffalo

Sun 11/22

5:45 pm-8:35 pm

1 stop3h 50m

Green Bay Austin-Straubel

Sat 11/28

6:07 pm-10:42 pm

1 stop3h 35m

$339

BuffaloGreen Bay

BUF Buffalo - GRB Green Bay Austin-Straubel

BUFGRB

Buffalo

Fri 11/20

12:00 pm-5:26 pm

1 stop6h 26m

Green Bay Austin-Straubel

Sat 11/28

6:07 pm-10:42 pm

1 stop3h 35m

$339

BuffaloGreen Bay

BUF Buffalo - GRB Green Bay Austin-Straubel

BUFGRB

Buffalo

Tue 9/29

6:56 pm-12:13 am

1 stop6h 17m

Green Bay Austin-Straubel

Sat 10/3

4:04 pm-10:10 pm

1 stop5h 06m

$349

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Buffalo 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

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What is the cheapest Buffalo to Green Bay Austin-Straubel flight route?

Fly from Buffalo to Green Bay Austin-Straubel for the best Buffalo - Green Bay Austin-Straubel flight prices

What cabin class options are available on Buffalo to Green Bay flights?

There is only 1 cabin class available to choose from on Buffalo to Green Bay flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

When to book flights from Buffalo to Green Bay

Are you open to changing your travel dates? Check out the ideal times to fly from Buffalo to Green Bay according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Buffalo to Green Bay (BUF to GRB) flight deals and tips

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

Best Price Found	$259
Fastest flight time	1h 45m
Direct flights	Sun
Airports in Green Bay	1 airport

The best one-way flight to Green Bay from Buffalo in the past 72 hours is $259. The best round-trip flight deal from Buffalo to Green Bay found on momondo in the last 72 hours is $319.

The fastest flight from Buffalo to Green Bay takes 1h 45m

Direct flights go from Buffalo to Green Bay on Sunday. There are no airlines offering direct flights.

There is 1 airport in Green Bay. From Buffalo there are direct flights to Green Bay Austin-Straubel (GRB).

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Frequently asked questions about flying from Buffalo to Green Bay

How far is Buffalo to Green Bay Austin-Straubel by plane?
The distance between Buffalo and Green Bay Austin-Straubel is about 469.7 mi. 1h 45m is a normal flight duration for this route.
When did momondo last update prices for flights from Buffalo Airport to Green Bay Austin-Straubel Airport?
Prices for flights from Buffalo Airport to Green Bay Austin-Straubel Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Buffalo Airport to Green Bay Austin-Straubel Airport?
As of September 2026, there is 1 operator available to choose from for flights from Buffalo Airport to Green Bay Austin-Straubel Airport.
How old do you have to be to fly from Buffalo Airport to Green Bay Austin-Straubel Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Buffalo Airport 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.
What is the most popular plane model from Buffalo to Green Bay?
Based on momondo bookings for flights between Buffalo and Green Bay, the leading plane model is Embraer 175, making up 50.00% of the total bookings. Other popular models include Boeing 717-200 with 25.00% and Canadair (Bombardier) Regional Jet 900 with 25.00%.
What is the most popular airline from Buffalo to Green Bay?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Buffalo to Green Bay is American Airlines (100% of total bookings).

Best airlines flying from Buffalo to Green Bay

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

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $317	Free Cancellation	Rating 7.1 12,077 reviews		Search American Airlines flights

Sturgeon Bay

Manitowoc

Marinette

Shawano

De Pere

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

It is quick and easy to find Buffalo to Green Bay flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Green Bay that suits you.

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

Yes. All flights to Green Bay from Buffalo on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Buffalo 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 Buffalo.

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If you are not ready to book a flight from Buffalo to Green Bay now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Green Bay and let you know when they change.

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Cheap flights from Buffalo to Green Bay from $259

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to Green Bay departing on 3/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Delta flights from Buffalo to Green Bay

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What is the cheapest Buffalo to Green Bay Austin-Straubel flight route?

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

What airlines fly to Green Bay?

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