GRB - BUF

$249 Find Cheap Flights from Green Bay to Buffalo - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$319
Typical prices: $416-$688
Delta
Sun 10/14Sun 10/21
GRB - BUF • 1 stop
Cheapest one-way
$249
Typical prices: $223-$281
United Airlines
Mon 12/10
GRB - BUF • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Green Bay and Buffalo. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
June
Cheapest • 38% price drop
September
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Chicago O'Hare Intl (ORD)
Cheapest • Avg $474 (round-trip)
Detroit Metropolitan Wayne County (DTW)
Shortest trip • 4h 34m (one-way)
Insights
Insights
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Flight Deals

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

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Green Bay to Buffalo

Wed, Oct 14 - Wed, Oct 21
Delta Logo
6:02 pm - 11:59 pmGRB  Green Bay Austin-Straubel-BUF Buffalo
4h 57m1 stop Detroit Metropolitan Wayne County
Delta Logo
6:15 am - 10:24 amBUF  Buffalo-GRB Green Bay Austin-Straubel
5h 09m1 stop Detroit Metropolitan Wayne County
$319Delta
Fri, Oct 23 - Sun, Oct 25
Delta Logo
6:02 pm - 11:59 pmGRB  Green Bay Austin-Straubel-BUF Buffalo
4h 57m1 stop Detroit Metropolitan Wayne County
Delta Logo
6:15 am - 10:24 amBUF  Buffalo-GRB Green Bay Austin-Straubel
5h 09m1 stop Detroit Metropolitan Wayne County
$358Delta
Wed, Nov 18 - Sat, Nov 21
United Airlines Logo
10:37 am - 5:02 pmGRB  Green Bay Austin-Straubel-BUF Buffalo
5h 25m1 stop Chicago O'Hare Intl
United Airlines Logo
6:00 am - 10:02 amBUF  Buffalo-GRB Green Bay Austin-Straubel
5h 02m1 stop Chicago O'Hare Intl
$366United Airlines
Fri, Oct 23 - Sun, Oct 25
Delta Logo
11:04 am - 3:13 pmGRB  Green Bay Austin-Straubel-BUF Buffalo
3h 09m1 stop Detroit Metropolitan Wayne County
Delta Logo
12:15 pm - 5:21 pmBUF  Buffalo-GRB Green Bay Austin-Straubel
6h 06m1 stop Detroit Metropolitan Wayne County
$368Delta
Wed, Oct 14 - Wed, Oct 21
American Airlines Logo
6:00 am - 3:57 pmGRB  Green Bay Austin-Straubel-BUF Buffalo
8h 57m2 stops Chicago O'Hare Intl Boston Logan Intl
American Airlines Logo
8:00 am - 2:02 pmBUF  Buffalo-GRB Green Bay Austin-Straubel
7h 02m1 stop Chicago O'Hare Intl
$388American Airlines
Sat, Oct 24 - Tue, Oct 27
United Airlines Logo
9:05 am - 4:43 pmGRB  Green Bay Austin-Straubel-BUF Buffalo
6h 38m1 stop Chicago O'Hare Intl
United Airlines Logo
6:30 am - 10:02 amBUF  Buffalo-GRB Green Bay Austin-Straubel
4h 32m1 stop Chicago O'Hare Intl
$389United Airlines
Wed, Oct 14 - Wed, Oct 21
American Airlines Logo
6:00 am - 3:57 pmGRB  Green Bay Austin-Straubel-BUF Buffalo
8h 57m2 stops Chicago O'Hare Intl Boston Logan Intl
American Airlines Logo
6:08 am - 2:02 pmBUF  Buffalo-GRB Green Bay Austin-Straubel
8h 54m2 stops New York LaGuardia Chicago O'Hare Intl
$393American Airlines
Sat, Oct 24 - Sun, Oct 25
United Airlines Logo
1:17 pm - 11:05 pmGRB  Green Bay Austin-Straubel-BUF Buffalo
8h 48m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
6:30 am - 10:02 amBUF  Buffalo-GRB Green Bay Austin-Straubel
4h 32m1 stop Chicago O'Hare Intl
$394United Airlines
Fri, Oct 30 - Sat, Oct 31
Delta Logo
6:02 pm - 11:59 pmGRB  Green Bay Austin-Straubel-BUF Buffalo
4h 57m1 stop Detroit Metropolitan Wayne County
Delta Logo
6:15 am - 10:24 amBUF  Buffalo-GRB Green Bay Austin-Straubel
5h 09m1 stop Detroit Metropolitan Wayne County
$398Delta
Sat, Oct 24 - Tue, Oct 27
United Airlines Logo
3:42 pm - 11:50 pmGRB  Green Bay Austin-Straubel-BUF Buffalo
7h 08m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl
United Airlines Logo
6:00 am - 12:46 pmBUF  Buffalo-GRB Green Bay Austin-Straubel
7h 46m2 stops Newark Chicago O'Hare Intl
$399United Airlines
Booking Insights

Price, demand and travel trends for Green Bay to Buffalo flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Green Bay to Buffalo with more confidence.

How much is a round-trip flight from Green Bay to Buffalo?

Round-trip flights from Green Bay to Buffalo start at $319. Prices are below average for this route right now, with typical round-trip fares ranging from $416 to $688. The lowest price found in the past 5 days was $319 on Delta.

What's the cheapest day of the week to fly from Green Bay to Buffalo?

Tuesday is the cheapest day of the week to fly from Green Bay to Buffalo, it is 39% cheaper than the average day. Wednesday is the most expensive day with flight prices 59% higher than average. Based on deals found by KAYAK users in the last 12 months.

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Key details for Green Bay to Buffalo flights

Low season

January

Cheapest flight

$249
Most popular time to fly and prices are also 34% lower on average.
Flight from Green Bay to Buffalo

When to book flights from Green Bay to Buffalo

Are your dates flexible? Find out the best times to travel from Green Bay to Buffalo based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Green Bay to Buffalo flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Green Bay to Buffalo?

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

  • What cabin classes can I book on flights from Green Bay to Buffalo?

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

  • Which airports do connecting flights from Green Bay to Buffalo pass through?

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

    • Chicago O'Hare Intl (ORD) - 84% of one-stop connections
    • Detroit Metropolitan Wayne County (DTW) - 16% of one-stop connections
    Together, these airports account for 100% of one-stop bookings on this route.

  • Can I save money by using flexible dates for flights from Green Bay to Buffalo?

    Yes. Being flexible with your travel dates can save you up to 62% on the Green Bay to Buffalo route. Tuesday is the cheapest departure day at $308 round-trip on average, while Wednesday is the most expensive at $794, a difference of $486. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How long is a flight from Green Bay to Buffalo?

    A nonstop flight from Green Bay to Buffalo takes 0h 00m, covering 481 miles.

  • Do I need a passport to fly from Green Bay to Buffalo?

    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.

  • Have flight prices from Green Bay to Buffalo changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $319 to $1,206. That means the highest observed fare was about 4x higher than the lowest one.

  • How are flight prices from Green Bay to Buffalo looking right now?

    One-way fares from Green Bay to Buffalo are currently in line with typical prices for this route. Average one-way fares are about $268.

  • How much time can I save by choosing a different layover airport from Green Bay to Buffalo?

    Flying via Chicago O'Hare Intl (ORD) gives the shortest average 1-stop total travel time at 4h 28m, compared with 4h 34m via Detroit Metropolitan Wayne County (DTW).

  • What is the time difference between Green Bay and Buffalo?

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

  • What car rental options are available at Buffalo Airport (BUF)?

    Buffalo Airport (BUF) hosts 5 major car rental companies, with daily rates starting from around $19 for economy cars. Top options include:
    • Dollar
    • Budget
    • Hertz
    • Alamo
    • Thrifty

  • How much should I expect to pay for a Green Bay to Buffalo flight?

    Round-trip flights from Green Bay to Buffalo range from $416 to $688, with an average of $498 over the past 12 months. Anything below $416 counts as a good deal.

Your guide to booking Green Bay to Buffalo flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Tuesday departure instead of Wednesday. On this route, Tuesday flights average $308 - about $486 less than Wednesday (61% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Green Bay to Buffalo trip for June. Fares historically average $308 round-trip in that month - typically $630 less than the most expensive month, which is August (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Buffalo Airport.
    - Aloft Buffalo Airport
    - Comfort Inn and Suites Buffalo Airport
    - TownePlace Suites by Marriott Buffalo Airport

More options for your flight from Green Bay to Buffalo

Complete your trip to Buffalo with a hotel stay or car rental

Car rentals in Buffalo
Hotels in Buffalo
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