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Green Bay

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

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 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — GRB
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap 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 September 15, 2025.

Round-trip from

$229
(Delta)

One-way from

$126
(American Airlines)

Popular in

November

Cheapest in

June

Average price

$288
From Buffalo to Green Bay Austin-Straubel
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One-way flight from Buffalo to Green Bay Austin-Straubel
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Highest demand for flights based on searches. 17% potential increase in price ($91 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 15, 2025.

This Delta deal was found by Cheapflights users on 9/14. 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.
Thu 12/256:10 amBUF - GRB
1 stop5h 17mDelta
Tue 1/65:25 pmGRB - BUF
1 stop4h 42mDelta
Deal found 9/14$229
This Delta deal was found by Cheapflights users on 9/14. 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.
Thu 12/256:10 amBUF - GRB
1 stop5h 17mDelta
Mon 1/55:25 pmGRB - BUF
1 stop4h 42mDelta
Deal found 9/14$254
This Delta deal was found by Cheapflights users on 9/14. 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.
Wed 12/246:10 amBUF - GRB
1 stop5h 17mDelta
Tue 1/65:25 pmGRB - BUF
1 stop4h 42mDelta
Deal found 9/14$278
This American Airlines deal was found by Cheapflights users on 9/14. 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 12/246:00 amBUF - GRB
1 stop4h 39mAmerican Airlines
Sat 1/37:00 amGRB - BUF
1 stop4h 04mAmerican Airlines
Deal found 9/14$293
This American Airlines deal was found by Cheapflights users on 9/14. 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 12/246:00 amBUF - GRB
1 stop4h 39mAmerican Airlines
Thu 1/17:00 amGRB - BUF
1 stop4h 04mAmerican Airlines
Deal found 9/14$299
This Delta deal was found by Cheapflights users on 9/14. 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.
Wed 12/246:10 amBUF - GRB
1 stop5h 17mDelta
Mon 1/55:25 pmGRB - BUF
1 stop4h 42mDelta
Deal found 9/14$303
This American Airlines deal was found by Cheapflights users on 9/14. 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 12/256:00 amBUF - GRB
1 stop4h 39mAmerican Airlines
Tue 1/66:03 amGRB - BUF
2 stops7h 54mAmerican Airlines
Deal found 9/14$304
This American Airlines deal was found by Cheapflights users on 9/14. 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 12/246:00 amBUF - GRB
1 stop4h 39mAmerican Airlines
Fri 1/25:25 amGRB - BUF
1 stop5h 39mAmerican Airlines
Deal found 9/14$329
This American Airlines deal was found by Cheapflights users on 9/14. 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 12/246:00 amBUF - GRB
1 stop4h 39mAmerican Airlines
Tue 1/612:53 pmGRB - BUF
2 stops8h 56mAmerican Airlines
Deal found 9/14$334
This American Airlines deal was found by Cheapflights users on 9/14. 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 12/256:00 amBUF - GRB
2 stops9h 33mAmerican Airlines
Thu 1/15:21 pmGRB - BUF
1 stop4h 36mAmerican Airlines
Deal found 9/14$339

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 September 15, 2025.
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

Thu 12/25

6:10 am-10:27 am

1 stop5h 17m

Green Bay Austin-Straubel

Tue 1/6

5:25 pm-11:07 pm

1 stop4h 42m

$229

BuffaloGreen Bay

BUF - GRB

BUFGRB

Buffalo

Sat 2/28

2:00 pm-4:38 pm

1 stop3h 38m

Green Bay Austin-Straubel

Tue 3/3

5:25 pm-11:07 pm

1 stop4h 42m

$229

BuffaloGreen Bay

BUF - GRB

BUFGRB

Buffalo

Thu 12/25

6:10 am-10:27 am

1 stop5h 17m

Green Bay Austin-Straubel

Mon 1/5

5:25 pm-11:07 pm

1 stop4h 42m

$254

BuffaloGreen Bay

BUF - GRB

BUFGRB

Buffalo

Wed 12/24

6:10 am-10:27 am

1 stop5h 17m

Green Bay Austin-Straubel

Tue 1/6

5:25 pm-11:07 pm

1 stop4h 42m

$278

BuffaloGreen Bay

BUF - GRB

BUFGRB

Buffalo

Thu 12/25

6:10 am-10:27 am

1 stop5h 17m

Green Bay Austin-Straubel

Thu 1/1

7:00 am-11:15 am

1 stop3h 15m

$278

BuffaloGreen Bay

BUF - GRB

BUFGRB

Buffalo

Sat 2/28

8:09 am-10:44 am

1 stop3h 35m

Green Bay Austin-Straubel

Tue 3/3

11:25 am-3:43 pm

1 stop3h 18m

$289

BuffaloGreen Bay

BUF - GRB

BUFGRB

Buffalo

Wed 12/24

6:10 am-10:27 am

1 stop5h 17m

Green Bay Austin-Straubel

Mon 1/5

5:25 pm-11:07 pm

1 stop4h 42m

$303

BuffaloGreen Bay

BUF - GRB

BUFGRB

Buffalo

Thu 12/25

6:00 am-9:39 am

1 stop4h 39m

Green Bay Austin-Straubel

Tue 1/6

6:03 am-2:57 pm

2 stops7h 54m

$304

BuffaloGreen Bay

BUF - GRB

BUFGRB

Buffalo

Thu 12/25

6:00 am-9:39 am

1 stop4h 39m

Green Bay Austin-Straubel

Fri 1/2

5:25 am-12:04 pm

1 stop5h 39m

$329

BuffaloGreen Bay

BUF - GRB

BUFGRB

Buffalo

Tue 10/28

6:14 am-9:14 am

1 stop4h 00m

$126

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

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

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

Currently, January is the cheapest month in which you can book a flight from Buffalo to Green Bay (average of $331). Flying from Buffalo to Green Bay in July is currently the most expensive (average of $463). 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 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 September 15, 2025.
Read reviews from past customers who have flown Delta, 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.
Delta
8.0
Very good
7,954 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
8.0
Very good
7,954 reviews
Delta
8.0
Very good
7,954 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
United Airlines
7.4
Good
8,929 reviews
Delta
8.0
Very good
7,954 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,954 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

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 Delta fly from Buffalo to Green Bay in about 5h 17m. 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, Delta ($222), United Airlines ($233), and American Airlines ($288) offers the cheapest pricing from Buffalo to Green Bay. Users have found that Delta is 48% 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.

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

    Currently, January is the cheapest month in which you can book a flight from Buffalo to Green Bay (average of $331). Flying from Buffalo to Green Bay in July is currently the most expensive (average of $463). 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 Green Bay?

Book flights to Green Bay if you plan to visit one of these locations
Manitowoc

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Alternative routes for Buffalo to Green Bay

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Buffalo to Green Bay

Discover the top 3 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$222Average$415FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$233Average$338FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$288Average$463FlexibilityNo cancel feeOn-time71%

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