$249+ 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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — GRB
Sep 15 — Sep 221
Round-trip
1 adult, Economy
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Find cheap flights from Buffalo to Green Bay with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Buffalo to Green Bay
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Best
Last-minute
One-way
Cheapest flights from Buffalo to Green BayExplore 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 August 16, 2026.
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 August 16, 2026.
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Thu 8/276:55 am -
1 stop4h 04m
Mon 8/312:31 pm -
1 stop5h 36m
Deal found 8/12![United Airlines logo]()
$329
This American Airlines deal was found by Cheapflights users on 8/12. 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 8/275:45 pm -
2 stops7h 31m
Mon 8/313:20 pm -
2 stops7h 16m
Deal found 8/12![American Airlines logo]()
$339
This American Airlines deal was found by Cheapflights users on 8/14. 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 10/295:40 pm -
2 stops7h 32m
Sat 10/316:00 am -
2 stops7h 23m
Deal found 8/14![American Airlines logo]()
$347
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Wed 9/95:57 pm -
1 stop6h 22m
Sat 9/126:25 am -
1 stop5h 51m
Deal found 8/13![United Airlines logo]()
$369
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Sat 8/226:00 am -
2 stops10h 11m
Mon 8/2412:26 pm -
2 stops10h 30m
Deal found 8/11![American Airlines logo]()
$379
This American Airlines deal was found by Cheapflights users on 8/13. 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.
Sat 9/54:38 pm -
2 stops8h 38m
Mon 9/77:02 pm -
1 stop4h 00m
Deal found 8/13![American Airlines logo]()
$383
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Sat 12/1211:34 am -
2 stops9h 23m
Sun 12/132:40 pm -
1 stop5h 57m
Deal found 8/11![American Airlines logo]()
$389
Best flights from Buffalo to Green BayDiscover carefully curated flight deals from Buffalo to Green Bay that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 16, 2026.
Discover carefully curated flight deals from Buffalo to Green Bay that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 16, 2026.
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Thu 8/276:55 am -
1 stop4h 04m
Mon 8/312:31 pm -
1 stop5h 36m
Deal found 8/12![United Airlines logo]()
$329
This American Airlines deal was found by Cheapflights users on 8/16. 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 10/295:40 pm -
2 stops7h 32m
Sat 10/316:00 am -
2 stops7h 23m
Deal found 8/16![American Airlines logo]()
$347
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Wed 9/95:57 pm -
1 stop6h 22m
Sat 9/126:25 am -
1 stop5h 51m
Deal found 8/13![United Airlines logo]()
$369
This American Airlines deal was found by Cheapflights users on 8/13. 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.
Sat 9/54:38 pm -
2 stops8h 38m
Mon 9/77:02 pm -
1 stop4h 00m
Deal found 8/13![American Airlines logo]()
$383
This United Airlines deal was found by Cheapflights users on 8/11. 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 9/55:58 pm -
1 stop6h 21m
Wed 9/91:17 pm -
1 stop6h 50m
Deal found 8/11![United Airlines logo]()
$369
Last-minute flights from Buffalo to Green BayDiscover last-minute flight deals from Buffalo to Green Bay. Data last updated August 16, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to Green Bay. Data last updated August 16, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Sat 8/226:00 am -
2 stops10h 11m
Mon 8/2412:26 pm -
2 stops10h 30m
Deal found 8/11![American Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 8/11. 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.
Sat 8/226:27 am -
1 stop5h 00m
Mon 8/245:37 pm -
1 stop5h 21m
Deal found 8/11![Delta logo]()
$413
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Thu 8/276:55 am -
1 stop4h 04m
Mon 8/312:31 pm -
1 stop5h 36m
Deal found 8/12![United Airlines logo]()
$329
This American Airlines deal was found by Cheapflights users on 8/12. 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 8/275:45 pm -
2 stops7h 31m
Mon 8/313:20 pm -
2 stops7h 16m
Deal found 8/12![American Airlines logo]()
$339
This American Airlines deal was found by Cheapflights users on 8/13. 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.
Sat 9/54:38 pm -
2 stops8h 38m
Mon 9/77:02 pm -
1 stop4h 00m
Deal found 8/13![American Airlines logo]()
$383
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Wed 9/95:57 pm -
1 stop6h 22m
Sat 9/126:25 am -
1 stop5h 51m
Deal found 8/13![United Airlines logo]()
$369
One-way flights from Buffalo to Green BaySearch for one-way flight options from Buffalo to Green Bay. Find affordable one-way fares based on user searches. Data last updated August 16, 2026.
Search for one-way flight options from Buffalo to Green Bay. Find affordable one-way fares based on user searches. Data last updated August 16, 2026.
This Delta deal was found by Cheapflights users on 8/11. 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.
Tue 10/136:10 am -
1 stop5h 13m
Deal found 8/11![Delta logo]()
$249
This Delta deal was found by Cheapflights users on 8/14. 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.
Tue 9/156:20 am -
1 stop5h 02m
Deal found 8/14![Delta logo]()
$253
This American Airlines deal was found by Cheapflights users on 8/12. 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.
Fri 9/115:58 pm -
2 stops7h 15m
Deal found 8/12![American Airlines logo]()
$254
This United Airlines deal was found by Cheapflights users on 8/15. 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 12/125:50 pm -
1 stop5h 59m
Deal found 8/15![United Airlines logo]()
$264
This Delta deal was found by Cheapflights users on 8/12. 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 2/1112:50 pm -
1 stop4h 38m
Deal found 8/12![Delta logo]()
$269
This Delta deal was found by Cheapflights users on 8/14. 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 11/126:00 am -
1 stop5h 27m
Deal found 8/14![Delta logo]()
$273
This Delta deal was found by Cheapflights users on 8/12. 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 9/96:20 am -
1 stop5h 02m
Deal found 8/12![Delta logo]()
$275
This Delta deal was found by Cheapflights users on 8/12. 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 2/1212:50 pm -
1 stop4h 38m
Deal found 8/12![Delta logo]()
$279
This United Airlines deal was found by Cheapflights users on 8/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/145:58 pm -
1 stop6h 21m
Deal found 8/14![United Airlines logo]()
$284
This American Airlines deal was found by Cheapflights users on 8/12. 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.
Mon 9/1410:30 am -
2 stops10h 26m
Deal found 8/12![American Airlines logo]()
$289
This United Airlines deal was found by Cheapflights users on 8/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/105:45 pm -
1 stop6h 34m
Deal found 8/14![United Airlines logo]()
$293
This United Airlines deal was found by Cheapflights users on 8/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:00 am -
2 stops10h 43m
Deal found 8/14![United Airlines logo]()
$298
Find 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 August 16, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $329 (United Airlines) |
One-way from | $249 (Delta) |
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 August 16, 2026.
Use the filters below to find and compare flights from Buffalo to Green Bay that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
BuffaloGreen Bay
BUF Buffalo - GRB Green Bay Austin-Straubel
BUFGRB
Buffalo
Thu 8/27
6:55 am-9:59 am
1 stop4h 04m
Green Bay Austin-Straubel
Mon 8/31
2:31 pm-9:07 pm
1 stop5h 36m
$329
BuffaloGreen Bay
BUF Buffalo - GRB Green Bay Austin-Straubel
BUFGRB
Buffalo
Thu 10/29
5:40 pm-12:12 am
2 stops7h 32m
Green Bay Austin-Straubel
Sat 10/31
6:00 am-2:23 pm
2 stops7h 23m
$347
BuffaloGreen Bay
BUF Buffalo - GRB Green Bay Austin-Straubel
BUFGRB
Buffalo
Wed 9/9
5:57 pm-11:19 pm
1 stop6h 22m
Green Bay Austin-Straubel
Sat 9/12
6:25 am-1:16 pm
1 stop5h 51m
$369
BuffaloGreen Bay
BUF Buffalo - GRB Green Bay Austin-Straubel
BUFGRB
Buffalo
Sat 9/5
5:58 pm-11:19 pm
1 stop6h 21m
Green Bay Austin-Straubel
Wed 9/9
1:17 pm-9:07 pm
1 stop6h 50m
$369
BuffaloGreen Bay
BUF Buffalo - GRB Green Bay Austin-Straubel
BUFGRB
Buffalo
Sat 9/5
4:38 pm-12:16 am
2 stops8h 38m
Green Bay Austin-Straubel
Mon 9/7
7:02 pm-12:02 am
1 stop4h 00m
$383
Cheapest one-way
BuffaloGreen Bay
BUF Buffalo - GRB Green Bay Austin-Straubel
BUFGRB
Buffalo
Sun 11/8
6:10 am-10:23 am
1 stop5h 13m
$249
Quickest one-way
BuffaloGreen Bay
BUF Buffalo - GRB Green Bay Austin-Straubel
BUFGRB
Buffalo
Thu 2/11
7:00 am-10:30 am
1 stop4h 30m
$249
BuffaloGreen Bay
BUF Buffalo - GRB Green Bay Austin-Straubel
BUFGRB
Buffalo
Mon 11/16
6:00 am-10:26 am
1 stop5h 26m
$249
BuffaloGreen Bay
BUF Buffalo - GRB Green Bay Austin-Straubel
BUFGRB
Buffalo
Wed 11/11
6:00 am-10:27 am
1 stop5h 27m
$249
BuffaloGreen Bay
BUF Buffalo - GRB Green Bay Austin-Straubel
BUFGRB
Buffalo
Tue 10/13
6:10 am-10:23 am
1 stop5h 13m
$249
Showing 1-10 of 17 resultsSorted by cheapest first
Compare providers for flights from Buffalo to Green Bay
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Buffalo to Green Bay in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Buffalo-Green Bay flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-Green Bay flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buffalo-Green Bay flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Buffalo-Green Bay flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Buffalo-Green Bay flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
BUF-GRB
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.
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 August 16, 2026.
Read reviews from past customers who have flown 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.
Comfort
7.2
Boarding
7.5
Overall
7.1
Entertainment
6.8
Crew
7.9
Food
6.4
Reviews
1 / 20
2.0
MediocreHiram K,Sep 2023
JFK - CLT
Comfort
7.2
Boarding
7.5
Overall
7.1
Entertainment
6.8
Crew
7.9
Food
6.4
Reviews
1 / 20
2.0
MediocreHiram K,Sep 2023
JFK - CLT
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.
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Complete your trip to Green Bay by adding a car rental and/or hotel reservation to your travel itinerary.
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Other flights to Green Bay
Explore flights to Green Bay departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 16, 2026.
Buffalo and Green Bay flights
Browse other Buffalo and Green Bay flight options. Last updated on August 16, 2026.
Other flights from Buffalo
Browse through other flights departing from Buffalo. Flights are based on user searches made on Cheapflights and were last updated on August 16, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Buffalo to Green Bay
Discover the top airline 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 August 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$317 | Average$528 | FlexibilityNo cancel fee | On-time71% |