Cheap Flights from Buffalo Niagara (BUF) to Green Bay (GRB)

Compare Buffalo Niagara to Green Bay flight deals

Find the cheapest month or even day of the year to fly to Green Bay

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Flight deals from Buffalo Niagara Airport to Green Bay Airport

Looking for a cheap last-minute deal or the best return flight from Buffalo Niagara Airport to Green Bay Airport? If you want to travel next month, return fares start from £256. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Buffalo Niagara to Green Bay

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Buffalo Niagara to Green Bay flights are currently cheapest in April.

Buffalo Niagara to Green Bay: Alternative routes

Compare routes from Buffalo Niagara to Green Bay below. You may find an airport to fly into that's cheaper, faster, or easier than Green Bay.

Buffalo to Green Bay: Flight information

The things to know before you go.
Cheapest flight found£241
Cheapest month to flyMarch

Finding cheap flights from Buffalo Niagara to Green Bay: Frequently asked questions

The best price we found for a return flight from Buffalo Niagara to Green Bay is £241. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Buffalo Niagara to Green Bay. But we found flights with one or more stops from £241.
As of March 2026, there are no flights flying from Buffalo Niagara to Green Bay.
The cheapest month to fly from Buffalo Niagara to Green Bay is usually March.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Buffalo Niagara Airport to Green Bay Airport on Tuesday, 31 March 2026.
No airlines currently offer direct flights between Buffalo Niagara Airport and Green Bay Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Green Bay but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Green Bay is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, United offers the cheapest flight tickets to Green Bay.

Flying from Buffalo Niagara International Airport (BUF) to Austin Straubel International Airport (GRB): what you need to know

  • For a smooth journey, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This way, you'll have plenty of time to board your BUF to GRB flight.

  • You can expect bigger queues during popular months like August. Arriving up to four hours ahead of an international flight and two hours for a domestic departure will give you ample time for security and boarding.

  • Think about adding a stopover when booking your ticket from Buffalo Niagara International Airport to Austin Straubel International Airport. Simply deselect 'Direct flights only' to break up your trip, or visit a new city along the way. Check out these options between BUF and GRB:

    • Detroit Metropolitan Wayne County Airport

    • O'Hare International Airport

    • Minneapolis-St. Paul International Airport

How to find the cheapest flights from Buffalo Niagara International Airport (BUF) to Austin Straubel International Airport (GRB)

  • Currently, £272 is the cheapest price we've found for a one-way Buffalo Niagara International Airport to Austin Straubel International Airport flight. The best price for a return plane ticket is £241. Keep in mind that fares could change due to availability at the time of booking.

  • To find cheap tickets from BUF to GRB, book ahead. Airlines generally offer lower prices when flights are first released.

  • Getting cheap flights from Buffalo Niagara International Airport to Austin Straubel International Airport is easier if you're flexible with your travel dates. Use the 'Whole month' search tool to see the best prices across every month and bag a great deal.

  • Landing cheap flights from BUF to GRB is a breeze with Price Alerts. Simply set up one of these automatic alerts and we'll notify you when there's a better deal.

  • Select your ideal arrival and departure times, airlines and number of stops with the filters. Or sort your results by 'Cheapest' to find the best deals on flights from Buffalo Niagara International Airport to Austin Straubel International Airport.

Handy information about Buffalo Niagara International Airport (BUF)

  • BUF is located at Genesee Street.

  • 75.46% of flights that leave from Buffalo Niagara International Airport arrive at their destination on schedule.

  • To reach Buffalo Niagara International Airport from central Buffalo, it'll take around 20 minutes by car. This depends on traffic though. It's approximately 11 miles from the airport to the city centre.

  • Catching public transport? Expect a trip time of around 1 hour 15 minutes.

  • Get your holiday off to a relaxed start by staying near BUF. Whether you're catching an early flight from Buffalo Niagara International Airport to Austin Straubel International Airport or just don't want to be rushed, these hotels are perfect:

Arriving at Austin Straubel International Airport (GRB)

Getting from Austin Straubel International Airport (GRB) to central Green Bay

  • GRB is located at 2077 Airport Drive.

  • Austin Straubel International Airport is approximately 9 miles from the centre of Green Bay. Driving there takes about 15 minutes.

When to fly to Austin Straubel International Airport (GRB)

  • September is the busiest month for flights from Buffalo Niagara International Airport to Austin Straubel International Airport. For a quieter experience, visit Green Bay in February.

  • Book your flight from Buffalo Niagara International Airport to Austin Straubel International Airport for July if you'd like to go to Green Bay during its warmest month. You can expect temperatures of between 13ºC (55ºF) and 28ºC (82ºF).

  • January has average temperatures of between -17ºC (1ºF) and 0ºC (32ºF). Search for cheap tickets from BUF to GRB sometime around then if you like travelling in cooler conditions.

Explore more of United States

  • Green Bay has its own special appeal, but there are so many other parts of United States you'll want to see. Around 180 miles south of Green Bay, a trip to Chicago will keep your itinerary busy. Start with popular sights like Millennium Park, Art Institute of Chicago and LandShark Beer Garden at Navy Pier.

  • If you want to check out another well-known destination in United States, head for Detroit, roughly 290 miles south-east of Green Bay. Detroit Institute of Arts, Motown Museum and Michigan Central Station are among its highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.