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$100+ 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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — GRB
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
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 July 31, 2025.

Round-trip from

$259
(American Airlines)

One-way from

$100
(American Airlines)

Popular in

November

Cheapest in

June

Average price

$438
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. 23% potential increase in price ($134 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 31, 2025.

This American Airlines deal was found by Cheapflights users on 7/31. 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 9/41:10 pmBUF - GRB
1 stop5h 46mAmerican Airlines
Sun 9/76:00 amGRB - BUF
1 stop4h 06mAmerican Airlines
Deal found 7/31$259
This Delta deal was found by Cheapflights users on 7/30. 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 9/55:10 pmBUF - GRB
1 stop7h 12mDelta
Sun 9/75:11 pmGRB - BUF
1 stop4h 48mDelta
Deal found 7/30$353
This United Airlines deal was found by Cheapflights users on 7/31. 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 9/66:00 amBUF - GRB
2 stops7h 45mUnited Airlines
Mon 9/81:22 pmGRB - BUF
1 stop6h 54mUnited Airlines
Deal found 7/31$382

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 July 31, 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 9/4

1:10 pm-5:56 pm

1 stop5h 46m

Green Bay Austin-Straubel

Sun 9/7

6:00 am-11:06 am

1 stop4h 06m

$259

BuffaloGreen Bay

BUF - GRB

BUFGRB

Buffalo

Fri 9/5

5:10 pm-11:22 pm

1 stop7h 12m

Green Bay Austin-Straubel

Sun 9/7

5:11 pm-10:59 pm

1 stop4h 48m

$353

BuffaloGreen Bay

BUF - GRB

BUFGRB

Buffalo

Sat 9/6

6:00 am-12:45 pm

2 stops7h 45m

Green Bay Austin-Straubel

Mon 9/8

1:22 pm-9:16 pm

1 stop6h 54m

$382

BuffaloGreen Bay

BUF - GRB

BUFGRB

Buffalo

Sun 8/31

6:29 am-9:07 am

1 stop3h 38m

$100

BuffaloGreen Bay

BUF - GRB

BUFGRB

Buffalo

Sun 8/31

6:00 am-12:44 pm

2 stops7h 44m

$135

BuffaloGreen Bay

BUF - GRB

BUFGRB

Buffalo

Fri 9/5

12:45 pm-11:22 pm

2 stops11h 37m

$205

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

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 June is currently the most expensive (average of $460). 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 July 31, 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
7,981 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Comfort

7.9

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
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Comfort

7.9

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
8,900 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Comfort

7.9

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
7,981 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Comfort

7.9

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.

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

    According to our current data, American Airlines ($259), Delta ($353), and United Airlines ($382) offers the cheapest pricing from Buffalo to Green Bay. Users have found that American Airlines is 40% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Buffalo to Green Bay one-way?

    $100 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on United Airlines and Delta, with prices starting from $135 and $205, respectively.

  • 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 June is currently the most expensive (average of $460). 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
Marinette
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 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$233Average$323FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$288Average$463FlexibilityNo cancel feeOn-time71%

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