HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Buffalo

$126+ Cheap flights from Green Bay to Buffalo (GRB - BUF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — BUF
Dec 17 — Dec 241
Wed 12/17
Wed 12/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Green Bay to Buffalo with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from Green Bay to Buffalo

Cheapest flights from Green Bay to Buffalo
Explore the most affordable flight options available from Green Bay to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 17, 2025.

This American Airlines deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/297:17 amGRB - BUF
1 stop6h 11mAmerican Airlines
Sun 12/72:50 pmBUF - GRB
1 stop6h 39mAmerican Airlines
Deal found 11/16$314
This Delta deal was found by Cheapflights users on 11/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1911:11 amGRB - BUF
1 stop4h 59mDelta
Wed 12/246:10 amBUF - GRB
1 stop5h 21mDelta
Deal found 11/15$353
This American Airlines deal was found by Cheapflights users on 11/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/185:25 amGRB - BUF
1 stop5h 51mAmerican Airlines
Tue 12/236:00 amBUF - GRB
1 stop4h 39mAmerican Airlines
Deal found 11/15$384
This American Airlines deal was found by Cheapflights users on 11/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1910:09 amGRB - BUF
2 stops12h 28mAmerican Airlines
Wed 12/246:00 amBUF - GRB
1 stop4h 39mAmerican Airlines
Deal found 11/15$432

Cheap flight deals from Green Bay to Buffalo

Discover tips and strategies to find the most affordable flight options for your journey from Green Bay (GRB) to Buffalo (BUF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 17, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$229
(Delta)

One-way from

$126
(Delta)

Popular in

August

Cheapest in

February

Average price

$258
Provider with most accurate pricing for Green Bay Austin-Straubel-Buffalo flight deals.
Search Deals
Provider most trusted by Cheapflights users for Green Bay Austin-Straubel-Buffalo flights.
Search Deals
From Green Bay Austin-Straubel to Buffalo
Search Deals
One-way flight from Green Bay Austin-Straubel to Buffalo
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($41 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated November 17, 2025.
Use the filters below to find and compare flights from Green Bay to Buffalo that are best for you.

Fly from

Green Bay

Fly to

Buffalo

Route

Depart

Return

Price

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Wed 2/18

5:28 pm-10:59 pm

1 stop4h 31m

Buffalo

Sat 2/21

12:25 pm-4:41 pm

1 stop5h 16m

$229

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Sun 2/1

4:53 pm-11:48 pm

1 stop5h 55m

Buffalo

Sun 2/8

7:30 am-10:50 am

1 stop4h 20m

$264

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Sat 11/29

7:17 am-2:28 pm

1 stop6h 11m

Buffalo

Sun 12/7

2:50 pm-8:29 pm

1 stop6h 39m

$314

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Fri 12/19

11:11 am-5:10 pm

1 stop4h 59m

Buffalo

Wed 12/24

6:10 am-10:31 am

1 stop5h 21m

$353

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Wed 12/10

4:52 pm-10:58 pm

1 stop5h 06m

$126

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Sat 12/13

7:00 am-12:34 pm

1 stop4h 34m

$126

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Tue 12/9

4:52 pm-10:58 pm

1 stop5h 06m

$190

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Thu 12/11

7:00 am-12:34 pm

1 stop4h 34m

$224

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Sun 12/14

4:52 pm-10:58 pm

1 stop5h 06m

$224

Green BayBuffalo

GRB - BUF

GRBBUF

Green Bay Austin-Straubel

Thu 12/11

2:59 pm-12:07 am

2 stops8h 08m

$229

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/15

Showing 1-10 of 13 results
1
2

Compare providers for flights from Green Bay to Buffalo

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Green Bay to Buffalo in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Green Bay-Buffalo flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Green Bay-Buffalo flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Green Bay-Buffalo flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Green Bay-Buffalo flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Green Bay-Buffalo flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Green Bay to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo from Green Bay with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Green Bay to Buffalo

What is the cheapest month to book a flight from Green Bay to Buffalo?

Currently, June is the cheapest month in which you can book a flight from Green Bay to Buffalo (average of $151). Flying from Green Bay to Buffalo in August is currently the most expensive (average of $304). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Buffalo

Get insights into the airlines that provide service to Buffalo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Buffalo. Reviews last updated November 17, 2025.
Get a feel of what it's like to fly with Delta and American Airlines from Green Bay to Buffalo by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,008 reviews

Food

7.3

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Delta
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
American Airlines
7.2
Good
11,048 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!

Related info for your journey

Find useful and relevant information for your journey from Green Bay to Buffalo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Green Bay to Buffalo?

    For as low as $229, Delta can have you in Buffalo from Green Bay in 4h 31m. The distance between Green Bay and Buffalo is about 481 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Green Bay to Buffalo round-trip?

    Delta, at $171, was found to be the cheapest airline from Green Bay to Buffalo. An alternate airline flying to your destination would be American Airlines. Users have found that Delta is 54% cheaper than the other options available to this destination.

  • Can I find deals for flights from Green Bay to Buffalo that include hotel bookings?

    Yes. In addition to deals on Green Bay to Buffalo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Green Bay to Buffalo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Green Bay to Buffalo.

  • Can I find deals for business class flights from Green Bay to Buffalo?

    Yes. Cheapflights offers flight deals from Green Bay to Buffalo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Green Bay to Buffalo?

    Currently, June is the cheapest month in which you can book a flight from Green Bay to Buffalo (average of $151). Flying from Green Bay to Buffalo in August is currently the most expensive (average of $304). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Lockport
Cheektowaga
Orchard Park
Batavia
Williamsville
Eden
Amherst
West Seneca

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Green Bay to Buffalo

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to John F Kennedy Intl flights
O'Hare Intl to Newark flights
O'Hare Intl to LaGuardia flights
Minneapolis to John F Kennedy Intl flights
Minneapolis to Newark flights
Minneapolis to LaGuardia flights
Milwaukee to LaGuardia flights
Milwaukee to Newark flights
Milwaukee to John F Kennedy Intl flights
Madison to LaGuardia flights
Madison to Newark flights
Madison to John F Kennedy Intl flights
O'Hare Intl to Buffalo flights
Appleton to John F Kennedy Intl flights
O'Hare Intl to White Plains flights
O'Hare Intl to Syracuse flights
O'Hare Intl to Albany flights
Appleton to LaGuardia flights
Appleton to Newark flights
Minneapolis to Syracuse flights
O'Hare Intl to Rochester flights
Minneapolis to White Plains flights
Minneapolis to Buffalo flights
Minneapolis to Rochester flights
Green Bay to John F Kennedy Intl flights
O'Hare Intl to Stewart flights
O'Hare Intl to Islip flights
Green Bay to Newark flights
Minneapolis to Albany flights
Green Bay to LaGuardia flights
Minneapolis to Stewart flights
Madison to Syracuse flights
Milwaukee to White Plains flights
Appleton to Syracuse flights
Duluth to LaGuardia flights
Milwaukee to Buffalo flights
Duluth to Newark flights
Duluth to John F Kennedy Intl flights
Milwaukee to Rochester flights
Milwaukee to Stewart flights
Milwaukee to Syracuse flights
Wausau to LaGuardia flights
Appleton to Albany flights
Wausau to Newark flights
Madison to Buffalo flights
O'Hare Intl to Ithaca flights
Appleton to White Plains flights
Wausau to John F Kennedy Intl flights
Milwaukee to Albany flights
Eau Claire to Newark flights

Top 2 airlines flying from Green Bay to Buffalo

Discover the top 2 airlines that operate flights from Green Bay to Buffalo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$171Average$428FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$288Average$498FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.