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Cheap flights from Green Bay to Buffalo from $229

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Green Bay to Buffalo departing on 9/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Green Bay to Buffalo

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
11:45 am - 4:56 pm
GRB
-
BUF
4h 11m
1 stop
United Airlines Logo
6:55 am - 9:59 am
BUF
-
GRB
4h 04m
1 stop
$329United Airlines
Tue, Aug 11 - Sat, Aug 15
American Airlines Logo
7:02 pm - 12:02 am
GRB
-
BUF
4h 00m
1 stop
American Airlines Logo
5:21 pm - 12:16 am
BUF
-
GRB
7h 55m
2 stops
$334American Airlines
Tue, Aug 11 - Sat, Aug 15
United Airlines Logo
2:31 pm - 9:07 pm
GRB
-
BUF
5h 36m
1 stop
United Airlines Logo
10:30 am - 1:55 pm
BUF
-
GRB
4h 25m
1 stop
$369United Airlines
Sat, Aug 29 - Tue, Sep 1
United Airlines Logo
8:55 am - 4:57 pm
GRB
-
BUF
7h 02m
1 stop
United Airlines Logo
5:58 pm - 11:19 pm
BUF
-
GRB
6h 21m
1 stop
$369United Airlines
Sat, Aug 29 - Tue, Sep 1
United Airlines Logo
11:45 am - 4:57 pm
GRB
-
BUF
4h 12m
1 stop
United Airlines Logo
10:30 am - 1:55 pm
BUF
-
GRB
4h 25m
1 stop
$369United Airlines
Sat, Aug 29 - Tue, Sep 1
United Airlines Logo
6:25 am - 1:16 pm
GRB
-
BUF
5h 51m
1 stop
United Airlines Logo
10:30 am - 7:21 pm
BUF
-
GRB
9h 51m
2 stops
$374United Airlines
Sat, Aug 29 - Tue, Sep 1
United Airlines Logo
6:25 am - 2:18 pm
GRB
-
BUF
6h 53m
2 stops
United Airlines Logo
5:58 pm - 11:19 pm
BUF
-
GRB
6h 21m
1 stop
$374United Airlines
Sat, Aug 29 - Tue, Sep 1
United Airlines Logo
6:25 am - 7:00 pm
GRB
-
BUF
11h 35m
2 stops
United Airlines Logo
2:53 pm - 11:19 pm
BUF
-
GRB
9h 26m
2 stops
$379United Airlines
Sat, Aug 29 - Tue, Sep 1
United Airlines Logo
8:55 am - 7:00 pm
GRB
-
BUF
9h 05m
2 stops
United Airlines Logo
6:00 am - 1:55 pm
BUF
-
GRB
8h 55m
2 stops
$379United Airlines
Sat, Aug 29 - Tue, Sep 1
United Airlines Logo
6:25 am - 2:18 pm
GRB
-
BUF
6h 53m
2 stops
United Airlines Logo
10:30 am - 7:21 pm
BUF
-
GRB
9h 51m
2 stops
$379United Airlines
Sat, Aug 29 - Tue, Sep 1

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United Airlines flights from Green Bay to Buffalo

Our best United Airlines deals on Green Bay to Buffalo flight tickets
United Airlines
Aug 11
GRB11:45 amGreen Bay Austin-Straubel
4h 11m
1 stop
BUF4:56 pmBuffalo
Aug 15
BUF6:55 amBuffalo
4h 04m
1 stop
GRB9:59 amGreen Bay Austin-Straubel
$329
United Airlines
Aug 29
GRB11:45 amGreen Bay Austin-Straubel
4h 12m
1 stop
BUF4:57 pmBuffalo
Sep 1
BUF10:30 amBuffalo
4h 25m
1 stop
GRB1:55 pmGreen Bay Austin-Straubel
$369
United Airlines
Aug 29
GRB6:25 amGreen Bay Austin-Straubel
5h 51m
1 stop
BUF1:16 pmBuffalo
Sep 1
BUF10:30 amBuffalo
9h 51m
2 stops
GRB7:21 pmGreen Bay Austin-Straubel
$374

American Airlines flights from Green Bay to Buffalo

Our best American Airlines deals on Green Bay to Buffalo flight tickets
American Airlines
Aug 11
GRB7:02 pmGreen Bay Austin-Straubel
4h 00m
1 stop
BUF12:02 amBuffalo
Aug 15
BUF5:21 pmBuffalo
7h 55m
2 stops
GRB12:16 amGreen Bay Austin-Straubel
$334
American Airlines
Aug 11
GRB5:55 amGreen Bay Austin-Straubel
10h 13m
2 stops
BUF5:08 pmBuffalo
Aug 15
BUF5:21 pmBuffalo
7h 55m
2 stops
GRB12:16 amGreen Bay Austin-Straubel
$395

momondo Fare Finder

 
Customize your flight search to find flights from Green Bay to Buffalo 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, momondo users made 832,500 searches. Data last updated August 1, 2026.
Use the filters below to find and compare flights from Green Bay to Buffalo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Tue 8/11

11:45 am-4:56 pm

1 stop4h 11m

Buffalo

Sat 8/15

6:55 am-9:59 am

1 stop4h 04m

$329

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Tue 8/11

7:02 pm-12:02 am

1 stop4h 00m

Buffalo

Sat 8/15

5:21 pm-12:16 am

2 stops7h 55m

$334

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Sat 8/29

2:31 pm-9:07 pm

1 stop5h 36m

Buffalo

Tue 9/1

10:30 am-1:55 pm

1 stop4h 25m

$369

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Sat 8/29

8:55 am-4:57 pm

1 stop7h 02m

Buffalo

Tue 9/1

5:58 pm-11:19 pm

1 stop6h 21m

$369

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Sat 8/29

11:45 am-4:57 pm

1 stop4h 12m

Buffalo

Tue 9/1

10:30 am-1:55 pm

1 stop4h 25m

$369

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Sat 8/29

6:25 am-1:16 pm

1 stop5h 51m

Buffalo

Tue 9/1

10:30 am-7:21 pm

2 stops9h 51m

$374

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Sat 8/29

6:25 am-2:18 pm

2 stops6h 53m

Buffalo

Tue 9/1

5:58 pm-11:19 pm

1 stop6h 21m

$374

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Sat 8/29

6:25 am-7:00 pm

2 stops11h 35m

Buffalo

Tue 9/1

2:53 pm-11:19 pm

2 stops9h 26m

$379

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Sat 8/29

8:55 am-7:00 pm

2 stops9h 05m

Buffalo

Tue 9/1

6:00 am-1:55 pm

2 stops8h 55m

$379

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Sat 8/29

6:25 am-2:18 pm

2 stops6h 53m

Buffalo

Tue 9/1

10:30 am-7:21 pm

2 stops9h 51m

$379

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Buffalo from

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

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 airline that flies from Green Bay Austin-Straubel to Buffalo?

Delta is the most popular carrier operating from Green Bay Austin-Straubel to Buffalo

When to book flights from Green Bay to Buffalo

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

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

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

Fastest flight time

4h 12m

Direct flights

Tue

Airports in Buffalo

1 airport
The fastest flight from Green Bay to Buffalo takes 4h 12m
Direct flights go from Green Bay to Buffalo on Tuesday. There are no airlines offering direct flights.
There is 1 airport in Buffalo. From Green Bay there are direct flights to Buffalo (BUF).
Search flight deals

Frequently asked questions about flying from Green Bay to Buffalo

  • How far is Green Bay Austin-Straubel to Buffalo by plane?

    Buffalo is 469.7 mi away from Green Bay Austin-Straubel. A reasonable flight in good conditions will take 4h 12m.

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Green Bay Austin-Straubel Airport to Buffalo Airport.

  • What documentation or ID do you need to fly to Buffalo Airport?

    The required travel and health documents for your Buffalo Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Buffalo Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Batavia
Cheektowaga
Amherst
Tonawanda
Williamsville
Orchard Park
Grand Island
Bowmansville
West Seneca
Lockport
East Aurora
Eden
Angola

Why use momondo?

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

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 Buffalo from Green Bay.

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

momondo does allow users to show only those flights to Buffalo from Green Bay which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Green Bay to Buffalo flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Buffalo from Green Bay are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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