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Green Bay

$291+ 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 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — GRB
Apr 24 — May 11
Fri 4/24
Fri 5/1
1 adult, Economy
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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 March 25, 2026.

This United Airlines deal was found by Cheapflights users on 3/22. 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 4/217:00 am
BUF
-
GRB
1 stop5h 59m
United Airlines
Tue 4/281:30 pm
GRB
-
BUF
1 stop6h 13m
United Airlines
Deal found 3/22$291
This American Airlines deal was found by Cheapflights users on 3/22. 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 4/215:32 pm
BUF
-
GRB
2 stops7h 00m
American Airlines
Tue 4/289:42 am
GRB
-
BUF
2 stops11h 58m
American Airlines
Deal found 3/22$322
This American Airlines deal was found by Cheapflights users on 3/24. 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.
Wed 10/76:26 am
BUF
-
GRB
1 stop3h 38m
American Airlines
Sat 10/109:52 am
GRB
-
BUF
1 stop5h 00m
American Airlines
Deal found 3/24$344
This United Airlines deal was found by Cheapflights users on 3/25. 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.
Thu 9/245:50 pm
BUF
-
GRB
1 stop5h 59m
United Airlines
Sun 9/272:30 pm
GRB
-
BUF
1 stop5h 01m
United Airlines
Deal found 3/25$372
This United Airlines deal was found by Cheapflights users on 3/23. 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 5/305:52 pm
BUF
-
GRB
1 stop4h 38m
United Airlines
Tue 6/23:44 pm
GRB
-
BUF
1 stop4h 19m
United Airlines
Deal found 3/23$379
This American Airlines deal was found by Cheapflights users on 3/20. 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 4/46:00 am
BUF
-
GRB
1 stop4h 17m
American Airlines
Wed 4/87:30 am
GRB
-
BUF
1 stop5h 51m
American Airlines
Deal found 3/20$444
This American Airlines deal was found by Cheapflights users on 3/20. 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 4/1111:31 am
BUF
-
GRB
1 stop6h 23m
American Airlines
Sun 4/125:24 pm
GRB
-
BUF
1 stop16h 27m
American Airlines
Deal found 3/20$445

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 March 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$291
(United Airlines)

Popular in

August

Cheapest in

June

Average price

$248
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 March 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 March 25, 2026.
Use the filters below to find and compare flights from Buffalo to Green Bay that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloGreen Bay

BUF - GRB

BUFGRB

Buffalo

Tue 4/21

7:00 am-11:59 am

1 stop5h 59m

Green Bay Austin-Straubel

Tue 4/28

1:30 pm-8:43 pm

1 stop6h 13m

$291

BuffaloGreen Bay

BUF - GRB

BUFGRB

Buffalo

Tue 4/21

5:32 pm-11:32 pm

2 stops7h 00m

Green Bay Austin-Straubel

Tue 4/28

9:42 am-10:40 pm

2 stops11h 58m

$322

BuffaloGreen Bay

BUF - GRB

BUFGRB

Buffalo

Sat 5/30

10:40 am-4:51 pm

1 stop7h 11m

Green Bay Austin-Straubel

Tue 6/2

2:35 pm-9:03 pm

1 stop5h 28m

$379
Quickest round-trip

BuffaloGreen Bay

BUF - GRB

BUFGRB

Buffalo

Sat 4/4

6:00 am-9:17 am

1 stop4h 17m

Green Bay Austin-Straubel

Wed 4/8

7:30 am-2:21 pm

1 stop5h 51m

$444

BuffaloGreen Bay

BUF - GRB

BUFGRB

Buffalo

Sat 4/11

2:25 pm-11:31 pm

2 stops10h 06m

Green Bay Austin-Straubel

Sun 4/12

5:24 pm-10:51 am

1 stop16h 27m

$450

BuffaloGreen Bay

BUF - GRB

BUFGRB

Buffalo

Wed 4/8

6:00 am-4:58 pm

2 stops11h 58m

Green Bay Austin-Straubel

Sun 4/12

2:48 pm-8:43 pm

1 stop4h 55m

$493

BuffaloGreen Bay

BUF - GRB

BUFGRB

Buffalo

Sat 4/11

6:00 am-3:12 pm

2 stops10h 12m

Green Bay Austin-Straubel

Sun 4/12

5:40 pm-10:00 am

2 stops15h 20m

$556

BuffaloGreen Bay

BUF - GRB

BUFGRB

Buffalo

Mon 4/6

6:06 am-9:27 am

1 stop4h 21m

Green Bay Austin-Straubel

Fri 4/10

7:30 am-2:21 pm

1 stop5h 51m

$607

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/22

Sorted by cheapest first

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 March.
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.

Cheapflights Insights

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

How much does it cost to fly round-trip from Buffalo to Green Bay?

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 March 25, 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
9,478 reviews

Entertainment

7.1

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

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
9,478 reviews
United Airlines
7.4
Good
9,478 reviews

Entertainment

7.1

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

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
7.1
Good
11,493 reviews
United Airlines
7.4
Good
9,478 reviews

Entertainment

7.1

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

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 and American Airlines fly from Buffalo to Green Bay in about 5h 59m. The time it takes to get you to your destination can typically vary by up to 1h 01m. Buffalo and Green Bay are separated by a distance of 481 mi. This flight may include one or multiple stops.

  • 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

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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 March 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$233Average$323FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$288Average$463FlexibilityNo cancel feeOn-time71%

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