Direct (non-stop) flights from Green Bay to Buffalo

GRB Austin Straubel International

Green Bay , WI , USA

BUF Buffalo Niagara International

Buffalo , NY , USA

CHANGE DIRECTION

Flight time

1h 45m

Flight distance

483mi, 777km

Flights from Green Bay to Buffalo route map

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USA

GRB

Green Bay , WI

USA

BUF

Buffalo , NY

Distance

483 miles · (777 km)

CHANGE DIRECTION

Flight time

1 hour and 45 minutes

Airlines with direct flights from Green Bay (GRB) to Buffalo (BUF)

American Airlines

Oneworld

S

M

T

W

T

F

S

Begins in 2026-12-14

First class available
Delta Air Lines

Sky Team

S

M

T

W

T

F

S

Begins in 2026-12-14

First class available

FLIGHTS WITH STOPS

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GRB BUF

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MONTHLY

WEEKLY

Green Bay (GRB) to Buffalo (BUF) flight schedule

The monthly calendar shows every direct flight departure from Austin Straubel International (GRB) with all airlines. Click on a date to see a list of flights or search for the best prices.

View return flights from BUF to GRB

American Airlines flight schedule from Green Bay to Buffalo

All weekly departures with American Airlines. The week calendar shows every flight departure from Green Bay (GRB) to Buffalo (BUF). Click on a blue date to see a list of flights.

Week 35 (Aug 24 - Aug 30)

Week 33 (Aug 10 - Aug 16)
Week 34 (Aug 17 - Aug 23)
Week 35 (Aug 24 - Aug 30)
Week 36 (Aug 31 - Sep 6)
Week 37 (Sep 7 - Sep 13)
Week 38 (Sep 14 - Sep 20)
Week 39 (Sep 21 - Sep 27)
Week 40 (Sep 28 - Oct 4)
Week 41 (Oct 5 - Oct 11)
Week 42 (Oct 12 - Oct 18)
Week 43 (Oct 19 - Oct 25)
Week 44 (Oct 26 - Nov 1)
Week 45 (Nov 2 - Nov 8)
Week 46 (Nov 9 - Nov 15)
Week 47 (Nov 16 - Nov 22)
Week 48 (Nov 23 - Nov 29)
Week 49 (Nov 30 - Dec 6)
Week 50 (Dec 7 - Dec 13)
Week 51 (Dec 14 - Dec 20)

Flight

Mon

Aug 24

Tue

Aug 25

Wed

Aug 26

Thu

Aug 27

Fri

Aug 28

Sat

Aug 29

Sun

Aug 30

We could not find any flights for this time period. Please try another week.

Delta Air Lines flight schedule from Green Bay to Buffalo

All weekly departures with Delta Air Lines. The week calendar shows every flight departure from Green Bay (GRB) to Buffalo (BUF). Click on a blue date to see a list of flights.

Week 35 (Aug 24 - Aug 30)

Week 33 (Aug 10 - Aug 16)
Week 34 (Aug 17 - Aug 23)
Week 35 (Aug 24 - Aug 30)
Week 36 (Aug 31 - Sep 6)
Week 37 (Sep 7 - Sep 13)
Week 38 (Sep 14 - Sep 20)
Week 39 (Sep 21 - Sep 27)
Week 40 (Sep 28 - Oct 4)
Week 41 (Oct 5 - Oct 11)
Week 42 (Oct 12 - Oct 18)
Week 43 (Oct 19 - Oct 25)
Week 44 (Oct 26 - Nov 1)
Week 45 (Nov 2 - Nov 8)
Week 46 (Nov 9 - Nov 15)
Week 47 (Nov 16 - Nov 22)
Week 48 (Nov 23 - Nov 29)
Week 49 (Nov 30 - Dec 6)
Week 50 (Dec 7 - Dec 13)
Week 51 (Dec 14 - Dec 20)

Flight

Mon

Aug 24

Tue

Aug 25

Wed

Aug 26

Thu

Aug 27

Fri

Aug 28

Sat

Aug 29

Sun

Aug 30

We could not find any flights for this time period. Please try another week.

Flight time

1h 40m - 1h 45m

Route added

May 2026

Flights ending

December 2026

Arriving at Buffalo Niagara (BUF) , New York

Buffalo Niagara International (BUF) is a bigger airport in USA. You can fly to 32 destinations with 7 airlines in scheduled passenger traffic.

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Departing from Austin Straubel (GRB) , Wisconsin

Austin Straubel International (GRB) is a mid-sized airport based in Green Bay, USA. You can fly to 12 destinations with 3 airlines in scheduled passenger traffic.

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ROUTE EXPLORING

Austin Straubel International - all destinations

With FlightsFrom.com’s brilliant search features you can explore all non-stop flights from a specific airport. Simply select your preferred airport to get an overview of every single non-stop flight offered. Click on one of the routes to get information about which airline’s operate the route, when the next scheduled flight is or to filter your search even more.

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Frequently asked questions FAQ

How long does a flight from Green Bay (GRB) to Buffalo (BUF) take?

The flight between Green Bay (GRB) and Buffalo (BUF) typically takes about and 43 minute.
What are the flight numbers on the route Green Bay (GRB) to Buffalo (BUF)?

The flight numbers are AA3955 and DL4539.
Which airports will I be using when flying from Green Bay to Buffalo?

From Green Bay you will fly out from Austin Straubel International (GRB) and you will be landing at Buffalo Niagara International (BUF).
What aircraft types are flying on this route?

American Airlines and Delta fly this route with the same aircraft: Embraer 19X/17X.
How many airlines fly non-stop from Green Bay (GRB) to Buffalo (BUF)?

Two airlines. American Airlines and Delta have non-stop flights to Buffalo.

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MAP EXPLORER Flights from Green Bay to Buffalo route map

Non-stop flights from GRB to BUF

483 miles (777 km) · 1 hour and 45 minutes

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Popular routes from Green Bay

American Airlines routes

Green Bay (GRB) - Chicago (ORD)

Green Bay (GRB) - Dallas (DFW)

Green Bay (GRB) - Charlotte (CLT)

Green Bay (GRB) - Washington (DCA)

Green Bay (GRB) - New York (LGA)

For more destinations from Green Bay with American Airlines (AA), check out the American Airlines route map .

Delta Air Lines routes

Green Bay (GRB) - Minneapolis (MSP)

Green Bay (GRB) - Detroit (DTW)

Green Bay (GRB) - Atlanta (ATL)

Green Bay (GRB) - Boston (BOS)

Green Bay (GRB) - Washington (DCA)

For more destinations from Green Bay with Delta Air Lines (DL), check out the Delta Air Lines route map .

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Airlines with direct flights from Green Bay (GRB) to Buffalo (BUF)

Green Bay (GRB) to Buffalo (BUF) flight schedule

American Airlines flight schedule from Green Bay to Buffalo

Delta Air Lines flight schedule from Green Bay to Buffalo

Arriving at Buffalo Niagara (BUF) , New York

Departing from Austin Straubel (GRB) , Wisconsin

Austin Straubel International - all destinations

Select your flight details

Frequently asked questions FAQ

Non-stop flights from GRB to BUF

Popular routes from Green Bay

American Airlines routes

Delta Air Lines routes

What is FlightsFrom?

Direct (non-stop) flights from Green Bay to Buffalo

Airlines with direct flights from Green Bay (GRB) to Buffalo (BUF)

Green Bay (GRB) to Buffalo (BUF) flight schedule

American Airlines flight schedule from Green Bay to Buffalo

Delta Air Lines flight schedule from Green Bay to Buffalo

Arriving at Buffalo Niagara (BUF) , New York

Departing from Austin Straubel (GRB) , Wisconsin

Austin Straubel International - all destinations

Select your flight details

Frequently asked questions FAQ

Non-stop flights from GRB to BUF

Popular routes from Green Bay

American Airlines routes

Delta Air Lines routes

What is FlightsFrom?

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