$259 Find Cheap Flights from Buffalo to Green Bay - Compare and Save

Among airlines operating Buffalo to Green Bay flights:

• American Airlines: offers free seat selection
• Delta: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

2 airlines operate flights between Buffalo and Green Bay. The airlines offering nonstop flights on this route include:

• Delta
• American Airlines

Flights from Buffalo to Green Bay usually depart from Buffalo (BUF) and arrive at Green Bay Austin-Straubel (GRB).

Here are some options for this route, based on selected ticket types and cabin classes:

• American Airlines: a cabin bag in Economy Class class
• Delta: a cabin bag in Economy Class class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Only Economy Class is available on flights from Buffalo to Green Bay.

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $315 round-trip via Detroit Metropolitan Wayne County (DTW), compared to $726 for nonstop.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $70–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Embraer 175 family is used most often on this route, operated mainly by American Airlines. Other aircraft seen on the route include Boeing 717-200 variants.

Connecting flights from Buffalo to Green Bay most commonly pass through:

• Chicago O'Hare Intl (ORD) - 72% of one-stop connections
• Detroit Metropolitan Wayne County (DTW) - 28% of one-stop connections
Together, these airports account for 100% of one-stop bookings on this route.

Yes. Being flexible with your travel dates can save you up to 56% on the Buffalo to Green Bay route. Tuesday is the cheapest departure day at $308 round-trip on average, while Saturday is the most expensive at $685, a difference of $377. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

These are the earliest and latest flight times available from Buffalo to Green Bay:

• Earliest: departs at 12:00 pm and lands at 1:50 pm
• Latest: departs at 12:04 pm and lands at 1:54 pm.

The flight takes about 1h 50m.

A nonstop flight from Buffalo to Green Bay takes 1h 50m, covering 481 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $319 to $1,823. That means the highest observed fare was about 6x higher than the lowest one.

One-way fares from Buffalo to Green Bay are currently lower than usual. Average one-way flight prices are about $259, which is 19% below the typical average for this route.

Flying via Detroit Metropolitan Wayne County (DTW) gives the shortest average 1-stop total travel time at 4h 59m, compared with 5h 28m via Chicago O'Hare Intl (ORD).

Green Bay is 1 hour behind Buffalo (Central Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

Green Bay Austin-Straubel Airport (GRB) hosts 5 major car rental companies, with daily rates starting from around $31 for economy cars. Top options include:
• Alamo
• Avis
• Enterprise Rent-A-Car
• Budget
• Hertz

Round-trip flights from Buffalo to Green Bay range from $308 to $602, with an average of $395 over the past 12 months. Anything below $308 counts as a good deal.

Two airlines offer in-flight Wi-Fi on Buffalo to Green Bay flights:

• American Airlines
• Delta

Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty program; others are paid add-ons priced by flight length.