HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Green Bay

$249+ Cheap flights from Buffalo to Green Bay (BUF - GRB)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — GRB
Mar 25 — Apr 11
Wed 3/25
Wed 4/1
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Buffalo to Green Bay 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.

Cheap flight deals from Buffalo to Green Bay

Cheapest flights from Buffalo to Green Bay
Explore the most affordable flight options available from Buffalo to Green Bay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 23, 2026.

This United Airlines deal was found by Cheapflights users on 2/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/245:29 pm
BUF
-
GRB
1 stop4h 56m
United Airlines
Tue 3/313:47 pm
GRB
-
BUF
1 stop3h 56m
United Airlines
Deal found 2/22$249
This American Airlines deal was found by Cheapflights users on 2/22. 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.
Tue 3/248:00 am
BUF
-
GRB
2 stops11h 01m
American Airlines
Tue 3/315:00 am
GRB
-
BUF
2 stops9h 25m
American Airlines
Deal found 2/22$259
This United Airlines deal was found by Cheapflights users on 2/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/275:24 pm
BUF
-
GRB
1 stop5h 06m
United Airlines
Mon 3/23:05 pm
GRB
-
BUF
1 stop4h 46m
United Airlines
Deal found 2/18$299
This United Airlines deal was found by Cheapflights users on 2/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/251:52 pm
BUF
-
GRB
1 stop6h 21m
United Airlines
Tue 4/283:47 pm
GRB
-
BUF
1 stop3h 56m
United Airlines
Deal found 2/19$309
This United Airlines deal was found by Cheapflights users on 2/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/156:51 am
BUF
-
GRB
1 stop4h 08m
United Airlines
Tue 3/246:31 am
GRB
-
BUF
2 stops6h 43m
United Airlines
Deal found 2/22$315
This American Airlines deal was found by Cheapflights users on 2/22. 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.
Sun 3/1511:23 am
BUF
-
GRB
2 stops9h 38m
American Airlines
Tue 3/245:00 am
GRB
-
BUF
2 stops9h 54m
American Airlines
Deal found 2/22$433
This United Airlines deal was found by Cheapflights users on 2/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/97:00 am
BUF
-
GRB
1 stop5h 49m
United Airlines
Fri 3/132:54 pm
GRB
-
BUF
1 stop21h 23m
United Airlines
Deal found 2/22$509

Find flight deals from Buffalo to Green Bay

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to Green Bay (GRB). 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 February 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$259
(United Airlines)

Popular in

August

Cheapest in

June

Average price

$318
Provider with most accurate pricing for Buffalo-Green Bay Austin-Straubel flight deals.
Search Deals
Provider most trusted by Cheapflights users for Buffalo-Green Bay Austin-Straubel flights.
Search Deals
From Buffalo to Green Bay Austin-Straubel
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($46 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo to Green Bay 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 February 23, 2026.
Use the filters below to find and compare flights from Buffalo to Green Bay that are best for you.

Fly from

Buffalo

Fly to

Green Bay

Route

Depart

Return

Price

BuffaloGreen Bay

BUF - GRB

BUFGRB

Buffalo

Fri 2/27

5:24 pm-9:30 pm

1 stop5h 06m

Green Bay Austin-Straubel

Mon 3/2

3:05 pm-8:51 pm

1 stop4h 46m

$299

BuffaloGreen Bay

BUF - GRB

BUFGRB

Buffalo

Sat 4/25

1:52 pm-7:13 pm

1 stop6h 21m

Green Bay Austin-Straubel

Tue 4/28

3:47 pm-8:43 pm

1 stop3h 56m

$309

BuffaloGreen Bay

BUF - GRB

BUFGRB

Buffalo

Sun 3/15

6:51 am-9:59 am

1 stop4h 08m

Green Bay Austin-Straubel

Tue 3/24

6:31 am-2:14 pm

2 stops6h 43m

$315

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/18

Compare providers for flights from Buffalo to Green Bay

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 Buffalo to Green Bay in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust 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 Buffalo-Green Bay flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-Green Bay flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buffalo-Green Bay flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Buffalo-Green Bay flights, Cheapflights users trust FlightHub the most. FlightHub 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 Buffalo-Green Bay 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 Buffalo to Green Bay

Have a flexible travel schedule? Discover the best time to fly to Green Bay from Buffalo 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.

Reviews of airlines servicing Green Bay

Get insights into the airlines that provide service to Green Bay. 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 Green Bay. Reviews last updated February 23, 2026.
Read reviews from past customers who have flown United Airlines and American Airlines from Buffalo to Green Bay. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,342 reviews

Entertainment

7.1

Overall

7.4

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,342 reviews
United Airlines
7.4
Good
9,342 reviews

Entertainment

7.1

Overall

7.4

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.2
Good
11,339 reviews
United Airlines
7.4
Good
9,342 reviews

Entertainment

7.1

Overall

7.4

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Buffalo to Green Bay. 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 Buffalo to Green Bay?

    Airlines like United Airlines fly from Buffalo to Green Bay in about 5h 06m. The time it takes to get you to your destination can typically vary by up to . Buffalo and Green Bay are separated by a distance of 481 mi.

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

    According to our current data, United Airlines ($233), and American Airlines ($288) offers the cheapest pricing from Buffalo to Green Bay. Users have found that United Airlines is 36% cheaper than the other options available to this destination.

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

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

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

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

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

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

See more FAQs

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 Buffalo to Green Bay

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

Top 2 airlines flying from Buffalo to Green Bay

Discover the top 2 airlines that operate flights from Buffalo to Green Bay. 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 February 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$233Average$323FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$288Average$463FlexibilityNo 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.
Site
©2026 Cheapflights