$120+ Cheap flights from Portland, ME to Buffalo (PWM - BUF)
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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — BUF
Aug 24 — Aug 311
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Buffalo 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 Portland to Buffalo
Cheapest
Best
Last-minute
One-way
Cheapest flights from Portland to BuffaloExplore the most affordable flight options available from Portland to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 25, 2026.
Explore the most affordable flight options available from Portland to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 25, 2026.
This American Airlines deal was found by Cheapflights users on 7/20. 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 8/125:30 am
PWM
- BUF
1 stop7h 08m
American Airlines
Mon 8/177:34 pm
BUF
- PWM
1 stop4h 03m
American Airlines
Deal found 7/20![American Airlines logo]()
$239
This American Airlines deal was found by Cheapflights users on 7/20. 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 8/116:46 pm
PWM
- BUF
1 stop5h 10m
American Airlines
Wed 8/126:00 am
BUF
- PWM
1 stop3h 21m
American Airlines
Deal found 7/20![American Airlines logo]()
$242
This Delta deal was found by Cheapflights users on 7/22. 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 9/175:29 pm
PWM
- BUF
1 stop5h 28m
Delta
Sun 9/206:00 am
BUF
- PWM
1 stop4h 55m
Delta
Deal found 7/22![Delta logo]()
$249
This Delta deal was found by Cheapflights users on 7/22. 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 9/185:29 pm
PWM
- BUF
1 stop5h 28m
Delta
Sun 9/206:00 am
BUF
- PWM
1 stop4h 55m
Delta
Deal found 7/22![Delta logo]()
$279
This Southwest deal was found by Cheapflights users on 7/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:45 am
PWM
- BUF
2 stops9h 40m
Southwest
Tue 8/2512:00 pm
BUF
- PWM
1 stop9h 10m
Southwest
Deal found 7/20![Southwest logo]()
$280
This American Airlines deal was found by Cheapflights users on 7/23. 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 8/185:30 am
PWM
- BUF
1 stop4h 48m
American Airlines
Tue 8/254:38 pm
BUF
- PWM
2 stops7h 03m
American Airlines
Deal found 7/23![American Airlines logo]()
$298
This Southwest deal was found by Cheapflights users on 7/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1710:30 am
PWM
- BUF
1 stop5h 50m
Southwest
Tue 11/246:00 am
BUF
- PWM
1 stop3h 55m
Southwest
Deal found 7/22![Southwest logo]()
$307
This American Airlines deal was found by Cheapflights users on 7/21. 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 8/135:30 am
PWM
- BUF
1 stop4h 48m
American Airlines
Sun 8/166:21 am
BUF
- PWM
1 stop4h 52m
American Airlines
Deal found 7/21![American Airlines logo]()
$310
This Southwest deal was found by Cheapflights users on 7/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/47:40 am
PWM
- BUF
2 stops10h 45m
Southwest
Mon 9/75:40 am
BUF
- PWM
1 stop4h 10m
Southwest
Deal found 7/24![Southwest logo]()
$319
This American Airlines deal was found by Cheapflights users on 7/22. 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 9/184:41 pm
PWM
- BUF
1 stop4h 49m
American Airlines
Mon 9/215:58 pm
BUF
- PWM
2 stops6h 01m
American Airlines
Deal found 7/22![American Airlines logo]()
$320
Best flights from Portland to BuffaloDiscover carefully curated flight deals from Portland to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 25, 2026.
Discover carefully curated flight deals from Portland to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 25, 2026.
This Delta deal was found by Cheapflights users on 7/23. 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 8/185:30 pm
PWM
- BUF
1 stop5h 59m
Delta
Tue 8/257:59 pm
BUF
- PWM
1 stop5h 00m
Delta
Deal found 7/23![Delta logo]()
$239
This American Airlines deal was found by Cheapflights users on 7/20. 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 8/197:28 am
PWM
- BUF
1 stop5h 10m
American Airlines
Tue 8/251:03 pm
BUF
- PWM
1 stop5h 03m
American Airlines
Deal found 7/20![American Airlines logo]()
$239
This Southwest deal was found by Cheapflights users on 7/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/47:40 am
PWM
- BUF
2 stops10h 45m
Southwest
Mon 9/75:40 am
BUF
- PWM
1 stop4h 10m
Southwest
Deal found 7/24![Southwest logo]()
$319
This JetBlue deal was found by Cheapflights users on 7/24. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:30 am
PWM
- BUF
1 stop7h 58m
JetBlue
Wed 11/48:00 pm
BUF
- PWM
1 stop3h 43m
JetBlue
Deal found 7/24![JetBlue logo]()
$392
This Delta deal was found by Cheapflights users on 7/22. 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 9/175:29 pm
PWM
- BUF
1 stop5h 28m
Delta
Sun 9/206:00 am
BUF
- PWM
1 stop4h 55m
Delta
Deal found 7/22![Delta logo]()
$249
This American Airlines deal was found by Cheapflights users on 7/20. 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 8/116:46 pm
PWM
- BUF
1 stop5h 10m
American Airlines
Wed 8/125:45 pm
BUF
- PWM
2 stops6h 02m
American Airlines
Deal found 7/20![American Airlines logo]()
$294
This JetBlue deal was found by Cheapflights users on 7/20. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/181:25 pm
PWM
- BUF
1 stop5h 45m
JetBlue
Mon 8/247:00 am
BUF
- PWM
1 stop6h 45m
JetBlue
Deal found 7/20![JetBlue logo]()
$392
This Southwest deal was found by Cheapflights users on 7/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/173:40 pm
PWM
- BUF
1 stop6h 10m
Southwest
Sun 9/209:40 am
BUF
- PWM
2 stops11h 50m
Southwest
Deal found 7/21![Southwest logo]()
$410
This American Airlines deal was found by Cheapflights users on 7/24. 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 8/135:30 am
PWM
- BUF
1 stop7h 08m
American Airlines
Sun 8/167:34 pm
BUF
- PWM
1 stop4h 03m
American Airlines
Deal found 7/24![American Airlines logo]()
$395
Last-minute flights from Portland to BuffaloDiscover last-minute flight deals from Portland to Buffalo. Data last updated July 25, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Buffalo. Data last updated July 25, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 7/20. 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 8/66:02 am
PWM
- BUF
1 stop5h 27m
American Airlines
Mon 8/107:34 pm
BUF
- PWM
1 stop4h 03m
American Airlines
Deal found 7/20![American Airlines logo]()
$334
This American Airlines deal was found by Cheapflights users on 7/20. 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 8/116:46 pm
PWM
- BUF
1 stop5h 10m
American Airlines
Wed 8/126:00 am
BUF
- PWM
1 stop3h 21m
American Airlines
Deal found 7/20![American Airlines logo]()
$242
This American Airlines deal was found by Cheapflights users on 7/20. 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 8/125:30 am
PWM
- BUF
1 stop7h 08m
American Airlines
Mon 8/177:34 pm
BUF
- PWM
1 stop4h 03m
American Airlines
Deal found 7/20![American Airlines logo]()
$239
This American Airlines deal was found by Cheapflights users on 7/21. 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 8/135:30 am
PWM
- BUF
1 stop4h 48m
American Airlines
Sun 8/166:21 am
BUF
- PWM
1 stop4h 52m
American Airlines
Deal found 7/21![American Airlines logo]()
$310
This Delta deal was found by Cheapflights users on 7/21. 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 8/135:30 pm
PWM
- BUF
1 stop5h 59m
Delta
Fri 8/216:10 pm
BUF
- PWM
1 stop5h 20m
Delta
Deal found 7/21![Delta logo]()
$337
This American Airlines deal was found by Cheapflights users on 7/22. 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 8/177:05 am
PWM
- BUF
1 stop5h 01m
American Airlines
Fri 8/217:34 pm
BUF
- PWM
1 stop4h 03m
American Airlines
Deal found 7/22![American Airlines logo]()
$394
This American Airlines deal was found by Cheapflights users on 7/23. 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 8/185:30 am
PWM
- BUF
1 stop4h 48m
American Airlines
Tue 8/254:38 pm
BUF
- PWM
2 stops7h 03m
American Airlines
Deal found 7/23![American Airlines logo]()
$298
This JetBlue deal was found by Cheapflights users on 7/20. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/181:25 pm
PWM
- BUF
1 stop5h 45m
JetBlue
Mon 8/247:00 am
BUF
- PWM
1 stop6h 45m
JetBlue
Deal found 7/20![JetBlue logo]()
$392
This Southwest deal was found by Cheapflights users on 7/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:45 am
PWM
- BUF
2 stops9h 40m
Southwest
Tue 8/2512:00 pm
BUF
- PWM
1 stop9h 10m
Southwest
Deal found 7/20![Southwest logo]()
$280
One-way flights from Portland to BuffaloSearch for one-way flight options from Portland to Buffalo. Find affordable one-way fares based on user searches. Data last updated July 25, 2026.
Search for one-way flight options from Portland to Buffalo. Find affordable one-way fares based on user searches. Data last updated July 25, 2026.
This American Airlines deal was found by Cheapflights users on 7/22. 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 8/125:30 am
PWM
- BUF
1 stop7h 08m
American Airlines
Deal found 7/22![American Airlines logo]()
$120
This Southwest deal was found by Cheapflights users on 7/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/175:35 am
PWM
- BUF
2 stops7h 25m
Southwest
Deal found 7/23![Southwest logo]()
$154
This Southwest deal was found by Cheapflights users on 7/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/225:20 am
PWM
- BUF
1 stop6h 20m
Southwest
Deal found 7/24![Southwest logo]()
$160
This American Airlines deal was found by Cheapflights users on 7/23. 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.
Sun 10/117:26 pm
PWM
- BUF
1 stop4h 06m
American Airlines
Deal found 7/23![American Airlines logo]()
$195
This Delta deal was found by Cheapflights users on 7/24. 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 12/236:30 am
PWM
- BUF
1 stop6h 03m
Delta
Deal found 7/24![Delta logo]()
$200
This Southwest deal was found by Cheapflights users on 7/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/185:40 am
PWM
- BUF
1 stop6h 00m
Southwest
Deal found 7/23![Southwest logo]()
$209
This Justfly.com deal was found by Cheapflights users on 7/20. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/41:25 pm
PWM
- BUF
1 stop5h 00m
JetBlue
Deal found 7/20![JetBlue logo]()
$215
This American Airlines deal was found by Cheapflights users on 7/20. 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 9/82:42 pm
PWM
- BUF
2 stops7h 06m
American Airlines
Deal found 7/20![American Airlines logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/187:00 am
PWM
- BUF
3 stops29h 18m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$240
This American Airlines deal was found by Cheapflights users on 7/24. 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 12/2112:36 pm
PWM
- BUF
2 stops7h 33m
American Airlines
Deal found 7/24![American Airlines logo]()
$248
This Southwest deal was found by Cheapflights users on 7/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:45 am
PWM
- BUF
2 stops9h 30m
Southwest
Deal found 7/22![Southwest logo]()
$250
Find flight deals from Portland to Buffalo
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Buffalo (BUF). 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 July 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $239 (American Airlines) |
One-way from | $120 (American Airlines) |
Popular in | June |
Cheapest in | May |
Average price | $471 |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Buffalo 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 July 25, 2026.
Use the filters below to find and compare flights from Portland to Buffalo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandBuffalo
PWM - BUF
PWMBUF
Portland
Tue 8/18
5:30 pm-11:29 pm
1 stop5h 59m
Buffalo
Tue 8/25
7:59 pm-12:59 am
1 stop5h 00m
$239
Quickest round-trip
PortlandBuffalo
PWM - BUF
PWMBUF
Portland
Wed 8/19
7:28 am-12:38 pm
1 stop5h 10m
Buffalo
Tue 8/25
1:03 pm-6:06 pm
1 stop5h 03m
$239
PortlandBuffalo
PWM - BUF
PWMBUF
Portland
Thu 9/17
5:29 pm-10:57 pm
1 stop5h 28m
Buffalo
Sun 9/20
6:00 am-10:55 am
1 stop4h 55m
$249
PortlandBuffalo
PWM - BUF
PWMBUF
Portland
Tue 8/11
6:46 pm-11:56 pm
1 stop5h 10m
Buffalo
Wed 8/12
5:45 pm-11:47 pm
2 stops6h 02m
$294
PortlandBuffalo
PWM - BUF
PWMBUF
Portland
Fri 9/4
7:40 am-6:25 pm
2 stops10h 45m
Buffalo
Mon 9/7
5:40 am-9:50 am
1 stop4h 10m
$319
PortlandBuffalo
PWM - BUF
PWMBUF
Portland
Mon 11/2
6:30 am-2:28 pm
1 stop7h 58m
Buffalo
Wed 11/4
8:00 pm-11:43 pm
1 stop3h 43m
$392
PortlandBuffalo
PWM - BUF
PWMBUF
Portland
Tue 8/18
1:25 pm-7:10 pm
1 stop5h 45m
Buffalo
Mon 8/24
7:00 am-1:45 pm
1 stop6h 45m
$392
PortlandBuffalo
PWM - BUF
PWMBUF
Portland
Thu 8/13
5:30 am-12:38 pm
1 stop7h 08m
Buffalo
Sun 8/16
7:34 pm-11:37 pm
1 stop4h 03m
$395
PortlandBuffalo
PWM - BUF
PWMBUF
Portland
Thu 9/17
3:40 pm-9:50 pm
1 stop6h 10m
Buffalo
Sun 9/20
9:40 am-9:30 pm
2 stops11h 50m
$410
Cheapest one-way
PortlandBuffalo
PWM - BUF
PWMBUF
Portland
Wed 8/12
5:30 am-12:38 pm
1 stop7h 08m
$120
Showing 1-10 of 18 resultsSorted by cheapest first
Compare providers for flights from Portland to Buffalo
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 Portland to Buffalo in July.
| 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 Portland, Maine-Buffalo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland, Maine-Buffalo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland, Maine-Buffalo flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland, Maine-Buffalo 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 Portland, Maine-Buffalo 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 Portland to Buffalo
Have a flexible travel schedule? Discover the best time to fly to Buffalo from Portland with our price prediction graph.
PWM-BUF
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.
Cheapflights Insights
Everything you need to know about your flight from Portland to Buffalo
What is the cheapest month to book a flight from Portland, Maine to Buffalo?
Currently, May is the cheapest month in which you can book a flight from Portland, Maine to Buffalo (average of $236). Flying from Portland, Maine to Buffalo in June is currently the most expensive (average of $590). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Portland, Maine to Buffalo?
Airfare is below average for this route at the moment.
Portland, Maine to Buffalo flights typically cost between $354 and $468 in August.The cheapest round-trip price found within the last 5 days was $239 on American Airlines (Aug 12-Aug 17).
Reviews of airlines servicing Buffalo
Get insights into the airlines that provide service to Buffalo. 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 Buffalo. Reviews last updated July 25, 2026.
Read reviews from past customers who have flown Southwest,Delta, andAmerican Airlines from Portland to Buffalo. 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.
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Related info for your journey
Find useful and relevant information for your journey from Portland to Buffalo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Buffalo?
Book flights to Buffalo if you plan to visit one of these locationsLockport
Cheektowaga
Amherst
Williamsville
Orchard Park
Eden
Bowmansville
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Top 3 airlines flying from Portland to Buffalo
Discover the top 3 airlines that operate flights from Portland to Buffalo. 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 July 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$139 | Average$271 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$232 | Average$296 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$242 | Average$458 | FlexibilityNo cancel fee | On-time63% |