What airlines fly to Buffalo?

Delta, United Airlines and American Airlines are the top three most popular airlines that fly to Buffalo from Green Bay according to our data. Delta is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Buffalo. Keep in mind that there are 3 different airlines that fly to Buffalo on a routine basis, so you have a few additional options to choose from.

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

The number of operators available for flights from Green Bay Austin-Straubel Airport to Buffalo Airport is 1 as of August 2025.

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.

$229 Cheap Flights from Green Bay to Buffalo (GRB-BUF) in 2025

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Find the cheapest flights from Green Bay to Buffalo (GRB-BUF)

Round-trip

One-way

Last minute

Cheap round-trip flights

10:40 am - 6:53 pmGRB-BUF

7h 13m2 stops

1:57 pm - 4:50 pmBUF-GRB

3h 53m1 stop

$294United Airlines

Find Deal

Sat, Oct 4 - Fri, Oct 10

10:40 am - 10:42 pmGRB-BUF

11h 02m2 stops

4:08 pm - 10:40 pmBUF-GRB

7h 32m2 stops

$299United Airlines

Find Deal

Sat, Oct 4 - Fri, Oct 10

5:25 pm - 11:02 pmGRB-BUF

4h 37m1 stop

2:00 pm - 4:38 pmBUF-GRB

3h 38m1 stop

$319Delta

Find Deal

Fri, Jan 2 - Mon, Jan 5

5:01 pm - 10:56 pmGRB-BUF

4h 55m1 stop

6:15 am - 10:26 amBUF-GRB

5h 11m1 stop

$324Delta

Find Deal

Thu, Sep 25 - Sun, Sep 28

6:26 pm - 11:53 pmGRB-BUF

4h 27m1 stop

5:38 am - 2:31 pmBUF-GRB

9h 53m2 stops

$329American Airlines

Find Deal

Thu, Sep 25 - Sun, Sep 28

5:01 pm - 10:56 pmGRB-BUF

4h 55m1 stop

6:15 am - 10:26 amBUF-GRB

5h 11m1 stop

$349Delta

Find Deal

Thu, Sep 25 - Sun, Sep 28

5:25 pm - 11:02 pmGRB-BUF

4h 37m1 stop

2:30 pm - 9:56 pmBUF-GRB

8h 26m2 stops

$364Delta

Find Deal

Fri, Jan 2 - Mon, Jan 5

6:26 pm - 11:53 pmGRB-BUF

4h 27m1 stop

5:38 am - 2:31 pmBUF-GRB

9h 53m2 stops

$399American Airlines

Find Deal

Thu, Sep 25 - Sun, Sep 28

4:35 pm - 9:50 pmGRB-BUF

4h 15m1 stop

6:14 am - 9:14 amBUF-GRB

4h 00m1 stop

$424American Airlines

Find Deal

Sat, Oct 4 - Fri, Oct 10

10:40 am - 4:53 pmGRB-BUF

5h 13m1 stop

1:57 pm - 4:50 pmBUF-GRB

3h 53m1 stop

$447United Airlines

Find Deal

Sun, Oct 5 - Fri, Oct 10

United Airlines flights from Green Bay to Buffalo

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

United Airlines

Oct 4

GRB10:40 amGreen Bay Austin-Straubel

7h 13m

2 stops

BUF6:53 pmBuffalo

Oct 10

BUF1:57 pmBuffalo

3h 53m

1 stop

GRB4:50 pmGreen Bay Austin-Straubel

$294

Find similar

United Airlines

Oct 4

GRB10:40 amGreen Bay Austin-Straubel

11h 02m

2 stops

BUF10:42 pmBuffalo

Oct 10

BUF4:08 pmBuffalo

7h 32m

2 stops

GRB10:40 pmGreen Bay Austin-Straubel

$299

Find similar

United Airlines

Aug 25

GRB1:22 pmGreen Bay Austin-Straubel

6h 54m

1 stop

BUF9:16 pmBuffalo

Sep 2

BUF1:57 pmBuffalo

3h 53m

1 stop

GRB4:50 pmGreen Bay Austin-Straubel

$314

Find similar

American Airlines flights from Green Bay to Buffalo

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

American Airlines

Aug 25

GRB9:42 amGreen Bay Austin-Straubel

6h 39m

2 stops

BUF5:21 pmBuffalo

Sep 2

BUF6:25 amBuffalo

3h 47m

1 stop

GRB9:12 amGreen Bay Austin-Straubel

$319

Find similar

American Airlines

Sep 25

GRB6:26 pmGreen Bay Austin-Straubel

4h 27m

1 stop

BUF11:53 pmBuffalo

Sep 28

BUF5:38 amBuffalo

9h 53m

2 stops

GRB2:31 pmGreen Bay Austin-Straubel

$329

Find similar

American Airlines

Aug 25

GRB9:42 amGreen Bay Austin-Straubel

6h 39m

2 stops

BUF5:21 pmBuffalo

Sep 1

BUF6:29 amBuffalo

3h 43m

1 stop

GRB9:12 amGreen Bay Austin-Straubel

$354

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Sat 10/4

10:40 am-6:53 pm

2 stops7h 13m

Buffalo

Fri 10/10

1:57 pm-4:50 pm

1 stop3h 53m

$294

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Sat 10/4

10:40 am-10:42 pm

2 stops11h 02m

Buffalo

Fri 10/10

4:08 pm-10:40 pm

2 stops7h 32m

$299

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Fri 1/2

5:25 pm-11:02 pm

1 stop4h 37m

Buffalo

Mon 1/5

2:00 pm-4:38 pm

1 stop3h 38m

$319

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Thu 9/25

5:01 pm-10:56 pm

1 stop4h 55m

Buffalo

Sun 9/28

6:15 am-10:26 am

1 stop5h 11m

$324

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Thu 9/25

6:26 pm-11:53 pm

1 stop4h 27m

Buffalo

Sun 9/28

5:38 am-2:31 pm

2 stops9h 53m

$329

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Thu 9/25

5:01 pm-10:56 pm

1 stop4h 55m

Buffalo

Sun 9/28

6:15 am-10:26 am

1 stop5h 11m

$349

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Fri 1/2

5:25 pm-11:02 pm

1 stop4h 37m

Buffalo

Mon 1/5

2:30 pm-9:56 pm

2 stops8h 26m

$364

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Thu 9/25

6:26 pm-11:53 pm

1 stop4h 27m

Buffalo

Sun 9/28

5:38 am-2:31 pm

2 stops9h 53m

$399

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Sat 10/4

4:35 pm-9:50 pm

1 stop4h 15m

Buffalo

Fri 10/10

6:14 am-9:14 am

1 stop4h 00m

$424

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Sun 10/5

10:40 am-4:53 pm

1 stop5h 13m

Buffalo

Fri 10/10

1:57 pm-4:50 pm

1 stop3h 53m

$447

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

Prices

Airlines

What is the cheapest day to depart on your flight to Buffalo?

Our data shows that Friday is the least expensive day to fly to Buffalo. Tickets to fly out on this day can be as low as $348. Flights from Green Bay to Buffalo on a Monday will generally be more expensive and average around $469. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

In the afternoon is the cheapest time of day to fly from Green Bay to Buffalo when you can find flight prices for as low as $391. Flying to Buffalo in the afternoon is an ideal time because this is during off-peak travel hours. In the morning is when there is more demand to fly to Buffalo, so prices are often more expensive at around $413 per ticket.

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

Direct flights	None

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

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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 many operators does momondo search for flights from Green Bay Austin-Straubel Airport to Buffalo Airport?
The number of operators available for flights from Green Bay Austin-Straubel Airport to Buffalo Airport is 1 as of August 2025.
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.
What is the most popular airline from Green Bay to Buffalo?
Based on momondo bookings for flights between Green Bay and Buffalo, the leading airline is Delta, making up 100% of the total bookings.

Best airlines flying from Green Bay to Buffalo

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $171	Free Cancellation	Rating 7.9 7,982 reviews		Search Delta flights

Batavia

Cheektowaga

Tonawanda

Amherst

Williamsville

Grand Island

Lockport

Orchard Park

West Seneca

East Aurora

Eden

Angola

Bowmansville

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.