$187+ 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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — GRB
Aug 31 — Sep 71
Round-trip
1 adult, Economy
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Find cheap flights from Buffalo to Green Bay with Cheapflights
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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
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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 1, 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 1, 2026.
This Delta deal was found by Cheapflights users on 7/28. 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 10/203:53 pm
BUF
- GRB
1 stop6h 08m
Delta
Sun 10/256:02 pm
GRB
- BUF
1 stop4h 57m
Delta
Deal found 7/28![Delta logo]()
$299
This American Airlines deal was found by Cheapflights users on 7/27. 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 12/108:00 am
BUF
- GRB
1 stop7h 02m
American Airlines
Wed 12/169:58 am
GRB
- BUF
2 stops11h 59m
American Airlines
Deal found 7/27![American Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 7/28. 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.
Mon 10/196:10 am
BUF
- GRB
1 stop5h 13m
Delta
Mon 10/266:02 pm
GRB
- BUF
1 stop4h 57m
Delta
Deal found 7/28![Delta logo]()
$329
This American Airlines deal was found by Cheapflights users on 7/27. 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.
Wed 12/98:00 am
BUF
- GRB
1 stop7h 02m
American Airlines
Tue 12/156:00 am
GRB
- BUF
1 stop3h 53m
American Airlines
Deal found 7/27![American Airlines logo]()
$337
This American Airlines deal was found by Cheapflights users on 7/27. 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 12/108:00 am
BUF
- GRB
1 stop7h 02m
American Airlines
Tue 12/159:58 am
GRB
- BUF
2 stops9h 11m
American Airlines
Deal found 7/27![American Airlines logo]()
$357
This American Airlines deal was found by Cheapflights users on 7/27. 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 8/76:09 pm
BUF
- GRB
1 stop7h 07m
American Airlines
Sun 8/97:02 pm
GRB
- BUF
1 stop4h 00m
American Airlines
Deal found 7/27![American Airlines logo]()
$369
This American Airlines deal was found by Cheapflights users on 7/28. 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.
Tue 10/206:08 am
BUF
- GRB
2 stops8h 54m
American Airlines
Tue 10/276:00 am
GRB
- BUF
2 stops10h 10m
American Airlines
Deal found 7/28![American Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 7/28. 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 10/215:45 pm
BUF
- GRB
1 stop6h 34m
United Airlines
Sat 10/241:17 pm
GRB
- BUF
1 stop6h 30m
United Airlines
Deal found 7/28![United 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 1, 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 1, 2026.
This Delta deal was found by Cheapflights users on 7/27. 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 12/106:00 am
BUF
- GRB
1 stop5h 27m
Delta
Wed 12/167:00 am
GRB
- BUF
1 stop3h 14m
Delta
Deal found 7/27![Delta logo]()
$299
This United Airlines deal was found by Cheapflights users on 7/26. 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 10/215:45 pm
BUF
- GRB
1 stop6h 34m
United Airlines
Sat 10/241:17 pm
GRB
- BUF
1 stop6h 30m
United Airlines
Deal found 7/26![United Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 7/28. 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 10/216:10 am
BUF
- GRB
1 stop5h 13m
Delta
Sun 10/256:02 pm
GRB
- BUF
1 stop4h 57m
Delta
Deal found 7/28![Delta logo]()
$299
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:12 am
BUF
- GRB
2 stops8h 43m
United Airlines
Tue 9/19:14 am
GRB
- BUF
1 stop6h 42m
United Airlines
Deal found 7/30![United Airlines logo]()
$374
This Delta deal was found by Cheapflights users on 7/28. 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.
Mon 10/196:10 am
BUF
- GRB
1 stop5h 13m
Delta
Sat 10/246:02 pm
GRB
- BUF
1 stop3h 36m
Delta
Deal found 7/28![Delta logo]()
$439
This United Airlines deal was found by Cheapflights users on 7/27. 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 8/136:55 am
BUF
- GRB
1 stop4h 04m
United Airlines
Thu 8/209:14 am
GRB
- BUF
1 stop6h 42m
United Airlines
Deal found 7/27![United Airlines logo]()
$455
This Delta deal was found by Cheapflights users on 7/28. 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.
Sun 10/2512:15 pm
BUF
- GRB
1 stop6h 06m
Delta
Mon 10/266:02 pm
GRB
- BUF
1 stop4h 57m
Delta
Deal found 7/28![Delta logo]()
$457
Last-minute flights from Buffalo to Green BayDiscover last-minute flight deals from Buffalo to Green Bay. Data last updated August 1, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to Green Bay. Data last updated August 1, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 7/27. 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 8/66:15 am
BUF
- GRB
2 stops11h 36m
United Airlines
Sat 8/812:34 pm
GRB
- BUF
2 stops10h 25m
United Airlines
Deal found 7/27![United Airlines logo]()
$554
This American Airlines deal was found by Cheapflights users on 7/27. 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 8/76:09 pm
BUF
- GRB
1 stop7h 07m
American Airlines
Sun 8/97:02 pm
GRB
- BUF
1 stop4h 00m
American Airlines
Deal found 7/27![American Airlines logo]()
$369
This American Airlines deal was found by Cheapflights users on 7/27. 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 8/135:00 am
BUF
- GRB
2 stops10h 41m
American Airlines
Thu 8/207:02 pm
GRB
- BUF
1 stop4h 00m
American Airlines
Deal found 7/27![American Airlines logo]()
$398
This United Airlines deal was found by Cheapflights users on 7/27. 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 8/136:55 am
BUF
- GRB
1 stop4h 04m
United Airlines
Thu 8/209:14 am
GRB
- BUF
1 stop6h 42m
United Airlines
Deal found 7/27![United Airlines logo]()
$455
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2910:30 am
BUF
- GRB
2 stops7h 24m
United Airlines
Tue 9/12:31 pm
GRB
- BUF
2 stops8h 13m
United Airlines
Deal found 7/30![United Airlines logo]()
$379
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 1, 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 1, 2026.
This American Airlines deal was found by Cheapflights users on 7/27. 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 9/106:56 pm
BUF
- GRB
1 stop6h 17m
American Airlines
Deal found 7/27![American Airlines logo]()
$187
This Delta deal was found by Cheapflights users on 7/27. 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 8/266:27 am
BUF
- GRB
1 stop5h 00m
Delta
Deal found 7/27![Delta logo]()
$229
This American Airlines deal was found by Cheapflights users on 7/27. 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.
Wed 8/2610:26 am
BUF
- GRB
2 stops8h 59m
American Airlines
Deal found 7/27![American Airlines logo]()
$234
This Delta deal was found by Cheapflights users on 7/29. 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.
Sun 8/3012:02 pm
BUF
- GRB
1 stop5h 53m
Delta
Deal found 7/29![Delta logo]()
$239
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:12 am
BUF
- GRB
2 stops11h 42m
United Airlines
Deal found 7/30![United Airlines logo]()
$244
This Delta deal was found by Cheapflights users on 7/27. 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.
Sun 8/236:27 am
BUF
- GRB
1 stop5h 00m
Delta
Deal found 7/27![Delta logo]()
$249
This Delta deal was found by Cheapflights users on 7/27. 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 10/286:10 am
BUF
- GRB
1 stop5h 13m
Delta
Deal found 7/27![Delta logo]()
$253
This American Airlines deal was found by Cheapflights users on 7/27. 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.
Tue 8/256:14 am
BUF
- GRB
2 stops9h 27m
American Airlines
Deal found 7/27![American Airlines logo]()
$254
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.
Wed 9/306:10 am
BUF
- GRB
2 stops10h 36m
American Airlines
Deal found 7/31![American Airlines logo]()
$258
This Delta deal was found by Cheapflights users on 7/27. 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.
Sun 10/2512:15 pm
BUF
- GRB
1 stop6h 06m
Delta
Deal found 7/27![Delta logo]()
$263
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 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $299 (Delta) |
One-way from | $187 (American Airlines) |
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 1, 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 - GRB
BUFGRB
Buffalo
Thu 12/10
6:00 am-10:27 am
1 stop5h 27m
Green Bay Austin-Straubel
Wed 12/16
7:00 am-11:14 am
1 stop3h 14m
$299
BuffaloGreen Bay
BUF - GRB
BUFGRB
Buffalo
Wed 10/21
6:10 am-10:23 am
1 stop5h 13m
Green Bay Austin-Straubel
Sun 10/25
6:02 pm-11:59 pm
1 stop4h 57m
$299
BuffaloGreen Bay
BUF - GRB
BUFGRB
Buffalo
Wed 10/21
5:45 pm-11:19 pm
1 stop6h 34m
Green Bay Austin-Straubel
Sat 10/24
1:17 pm-8:47 pm
1 stop6h 30m
$369
BuffaloGreen Bay
BUF - GRB
BUFGRB
Buffalo
Sat 8/29
6:12 am-1:55 pm
2 stops8h 43m
Green Bay Austin-Straubel
Tue 9/1
9:14 am-4:56 pm
1 stop6h 42m
$374
BuffaloGreen Bay
BUF - GRB
BUFGRB
Buffalo
Mon 10/19
6:10 am-10:23 am
1 stop5h 13m
Green Bay Austin-Straubel
Sat 10/24
6:02 pm-10:38 pm
1 stop3h 36m
$439
BuffaloGreen Bay
BUF - GRB
BUFGRB
Buffalo
Thu 8/13
6:55 am-9:59 am
1 stop4h 04m
Green Bay Austin-Straubel
Thu 8/20
9:14 am-4:56 pm
1 stop6h 42m
$455
BuffaloGreen Bay
BUF - GRB
BUFGRB
Buffalo
Sun 10/25
12:15 pm-5:21 pm
1 stop6h 06m
Green Bay Austin-Straubel
Mon 10/26
6:02 pm-11:59 pm
1 stop4h 57m
$457
Cheapest one-way
BuffaloGreen Bay
BUF - GRB
BUFGRB
Buffalo
Wed 8/26
6:27 am-10:27 am
1 stop5h 00m
$229
BuffaloGreen Bay
BUF - GRB
BUFGRB
Buffalo
Tue 9/29
3:53 pm-8:32 pm
1 stop5h 39m
$229
BuffaloGreen Bay
BUF - GRB
BUFGRB
Buffalo
Sun 9/27
6:20 am-10:22 am
1 stop5h 02m
$229
Showing 1-10 of 18 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 1, 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.
Boarding
7.5
Food
6.4
Entertainment
6.8
Overall
7.1
Crew
7.9
Comfort
7.2
Reviews
1 / 20
2.0
MediocreHiram K,Sep 2023
JFK - CLT
Boarding
7.5
Food
6.4
Entertainment
6.8
Overall
7.1
Crew
7.9
Comfort
7.2
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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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 1, 2026.
Buffalo and Green Bay flights
Browse other Buffalo and Green Bay flight options. Last updated on August 1, 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 1, 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 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$317 | Average$528 | FlexibilityNo cancel fee | On-time71% |