$116+ 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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — BUF
Jul 13 — Jul 201
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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 June 13, 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 June 13, 2026.
This Delta deal was found by Cheapflights users on 6/10. 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 7/222:59 pm
PWM
- BUF
1 stop4h 26m
Delta
Tue 7/286:05 am
BUF
- PWM
1 stop4h 16m
Delta
Deal found 6/10![Delta logo]()
$233
This Delta deal was found by Cheapflights users on 6/10. 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 7/222:59 pm
PWM
- BUF
1 stop4h 26m
Delta
Mon 7/278:05 pm
BUF
- PWM
1 stop18h 14m
Delta
Deal found 6/10![Delta logo]()
$268
This Delta deal was found by Cheapflights users on 6/10. 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 7/232:59 pm
PWM
- BUF
1 stop9h 47m
Delta
Tue 7/286:05 am
BUF
- PWM
1 stop4h 16m
Delta
Deal found 6/10![Delta logo]()
$276
This JetBlue deal was found by Cheapflights users on 6/10. 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 9/11:17 pm
PWM
- BUF
1 stop5h 37m
JetBlue
Sat 9/58:02 pm
BUF
- PWM
1 stop4h 12m
JetBlue
Deal found 6/10![JetBlue logo]()
$287
This Southwest deal was found by Cheapflights users on 6/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:45 am
PWM
- BUF
2 stops10h 00m
Southwest
Wed 9/96:00 am
BUF
- PWM
1 stop3h 55m
Southwest
Deal found 6/13![Southwest logo]()
$292
This Cheapflightsfares deal was found by Cheapflights users on 6/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/152:40 pm
PWM
- BUF
1 stop3h 45m
JetBlue
Fri 7/247:21 pm
BUF
- PWM
1 stop4h 55m
JetBlue
Deal found 6/9![JetBlue logo]()
$298
This American Airlines deal was found by Cheapflights users on 6/9. 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 7/161:25 pm
PWM
- BUF
1 stop4h 03m
American Airlines
Tue 7/286:00 am
BUF
- PWM
1 stop4h 33m
American Airlines
Deal found 6/9![American Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 6/10. 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 7/232:59 pm
PWM
- BUF
1 stop9h 47m
Delta
Mon 7/278:05 pm
BUF
- PWM
1 stop18h 14m
Delta
Deal found 6/10![Delta logo]()
$311
This Cheapflightsfares deal was found by Cheapflights users on 6/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/62:40 pm
PWM
- BUF
1 stop4h 14m
JetBlue
Sun 8/96:35 am
BUF
- PWM
1 stop5h 42m
JetBlue
Deal found 6/10![JetBlue logo]()
$314
This Expedia deal was found by Cheapflights users on 6/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/102:40 pm
PWM
- BUF
1 stop9h 33m
JetBlue
Fri 7/177:21 pm
BUF
- PWM
1 stop4h 55m
JetBlue
Deal found 6/10![JetBlue logo]()
$319
This Expedia deal was found by Cheapflights users on 6/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/26:00 am
PWM
- BUF
1 stop8h 59m
JetBlue
Wed 8/59:15 am
BUF
- PWM
1 stop4h 30m
JetBlue
Deal found 6/10![JetBlue logo]()
$323
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 June 13, 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 June 13, 2026.
This Delta deal was found by Cheapflights users on 6/10. 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 7/242:59 pm
PWM
- BUF
1 stop9h 47m
Delta
Tue 7/286:10 pm
BUF
- PWM
1 stop5h 20m
Delta
Deal found 6/10![Delta logo]()
$276
This JetBlue deal was found by Cheapflights users on 6/11. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/11:17 pm
PWM
- BUF
1 stop5h 37m
JetBlue
Sat 9/58:02 pm
BUF
- PWM
1 stop4h 12m
JetBlue
Deal found 6/11![JetBlue logo]()
$287
This American Airlines deal was found by Cheapflights users on 6/13. 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.
Tue 9/12:42 pm
PWM
- BUF
1 stop6h 49m
American Airlines
Wed 9/91:08 pm
BUF
- PWM
1 stop6h 30m
American Airlines
Deal found 6/13![American Airlines logo]()
$287
This Southwest deal was found by Cheapflights users on 6/10. 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 7/235:20 pm
PWM
- BUF
1 stop6h 55m
Southwest
Mon 7/274:10 pm
BUF
- PWM
2 stops8h 00m
Southwest
Deal found 6/10![Southwest logo]()
$358
This Cheapflightsfares deal was found by Cheapflights users on 6/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/152:40 pm
PWM
- BUF
1 stop3h 45m
JetBlue
Fri 7/247:21 pm
BUF
- PWM
1 stop4h 55m
JetBlue
Deal found 6/9![JetBlue logo]()
$298
This Delta deal was found by Cheapflights users on 6/10. 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 7/232:59 pm
PWM
- BUF
1 stop9h 47m
Delta
Mon 7/278:05 pm
BUF
- PWM
1 stop18h 14m
Delta
Deal found 6/10![Delta logo]()
$311
This American Airlines deal was found by Cheapflights users on 6/9. 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 7/15:04 pm
PWM
- BUF
1 stop6h 52m
American Airlines
Mon 7/67:15 am
BUF
- PWM
2 stops7h 01m
American Airlines
Deal found 6/9![American Airlines logo]()
$354
This Delta deal was found by Cheapflights users on 6/10. 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 7/242:59 pm
PWM
- BUF
1 stop9h 47m
Delta
Mon 7/278:05 pm
BUF
- PWM
1 stop4h 54m
Delta
Deal found 6/10![Delta logo]()
$336
This JetBlue deal was found by Cheapflights users on 6/8. 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.
Sat 7/42:30 pm
PWM
- BUF
1 stop4h 43m
JetBlue
Fri 7/107:21 pm
BUF
- PWM
1 stop4h 55m
JetBlue
Deal found 6/8![JetBlue logo]()
$345
This Southwest deal was found by Cheapflights users on 6/9. 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 7/27:40 am
PWM
- BUF
1 stop7h 50m
Southwest
Fri 7/35:55 pm
BUF
- PWM
1 stop6h 10m
Southwest
Deal found 6/9![Southwest logo]()
$403
This Southwest deal was found by Cheapflights users on 6/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/135:35 am
PWM
- BUF
1 stop6h 30m
Southwest
Sun 7/191:20 pm
BUF
- PWM
1 stop9h 55m
Southwest
Deal found 6/13![Southwest logo]()
$412
Last-minute flights from Portland to BuffaloDiscover last-minute flight deals from Portland to Buffalo. Data last updated June 13, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Buffalo. Data last updated June 13, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 6/9. 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 7/15:04 pm
PWM
- BUF
1 stop6h 52m
American Airlines
Mon 7/66:00 am
BUF
- PWM
1 stop6h 35m
American Airlines
Deal found 6/9![American Airlines logo]()
$334
This JetBlue deal was found by Cheapflights users on 6/8. 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.
Sat 7/42:30 pm
PWM
- BUF
1 stop4h 43m
JetBlue
Fri 7/107:21 pm
BUF
- PWM
1 stop4h 55m
JetBlue
Deal found 6/8![JetBlue logo]()
$345
This United Airlines deal was found by Cheapflights users on 6/9. 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 7/87:16 pm
PWM
- BUF
1 stop4h 43m
United Airlines
Wed 7/157:52 pm
BUF
- PWM
1 stop3h 59m
United Airlines
Deal found 6/9![United Airlines logo]()
$336
This Expedia deal was found by Cheapflights users on 6/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/102:40 pm
PWM
- BUF
1 stop9h 33m
JetBlue
Fri 7/177:21 pm
BUF
- PWM
1 stop4h 55m
JetBlue
Deal found 6/10![JetBlue logo]()
$319
This Cheapflightsfares deal was found by Cheapflights users on 6/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/152:40 pm
PWM
- BUF
1 stop3h 45m
JetBlue
Fri 7/247:21 pm
BUF
- PWM
1 stop4h 55m
JetBlue
Deal found 6/9![JetBlue logo]()
$298
This American Airlines deal was found by Cheapflights users on 6/9. 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 7/161:25 pm
PWM
- BUF
1 stop4h 03m
American Airlines
Tue 7/286:00 am
BUF
- PWM
1 stop4h 33m
American Airlines
Deal found 6/9![American Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 6/10. 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 7/222:59 pm
PWM
- BUF
1 stop4h 26m
Delta
Tue 7/286:05 am
BUF
- PWM
1 stop4h 16m
Delta
Deal found 6/10![Delta logo]()
$233
This Delta deal was found by Cheapflights users on 6/10. 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 7/222:59 pm
PWM
- BUF
1 stop4h 26m
Delta
Mon 7/278:05 pm
BUF
- PWM
1 stop18h 14m
Delta
Deal found 6/10![Delta logo]()
$268
This Delta deal was found by Cheapflights users on 6/10. 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 7/232:59 pm
PWM
- BUF
1 stop9h 47m
Delta
Tue 7/286:05 am
BUF
- PWM
1 stop4h 16m
Delta
Deal found 6/10![Delta logo]()
$276
This Delta deal was found by Cheapflights users on 6/10. 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 7/232:59 pm
PWM
- BUF
1 stop9h 47m
Delta
Mon 7/278:05 pm
BUF
- PWM
1 stop18h 14m
Delta
Deal found 6/10![Delta logo]()
$311
This American Airlines deal was found by Cheapflights users on 6/10. 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 7/231:25 pm
PWM
- BUF
1 stop4h 03m
American Airlines
Mon 7/276:00 am
BUF
- PWM
1 stop6h 35m
American Airlines
Deal found 6/10![American Airlines logo]()
$353
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 June 13, 2026.
Search for one-way flight options from Portland to Buffalo. Find affordable one-way fares based on user searches. Data last updated June 13, 2026.
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Wed 9/164:41 pm
PWM
- BUF
1 stop4h 49m
American Airlines
Deal found 6/11![American Airlines logo]()
$116
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Tue 7/281:28 pm
PWM
- BUF
1 stop4h 13m
American Airlines
Deal found 6/11![American Airlines logo]()
$143
This Cheapflightsfares deal was found by Cheapflights users on 6/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/281:25 pm
PWM
- BUF
1 stop5h 01m
JetBlue
Deal found 6/12![JetBlue logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/165:09 pm
PWM
- BUF
2 stops19h 12m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$172
This American Airlines deal was found by Cheapflights users on 6/13. 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.
Wed 7/12:35 pm
PWM
- BUF
1 stop8h 15m
American Airlines
Deal found 6/13![American Airlines logo]()
$173
This Southwest deal was found by Cheapflights users on 6/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:50 am
PWM
- BUF
1 stop9h 00m
Southwest
Deal found 6/11![Southwest logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/127:00 am
PWM
- BUF
2 stops29h 18m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$183
This Expedia deal was found by Cheapflights users on 6/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/126:00 am
PWM
- BUF
1 stop9h 01m
JetBlue
Deal found 6/11![JetBlue logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
Fri 7/247:00 am
PWM
- BUF
2 stops28h 33m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$203
This Southwest deal was found by Cheapflights users on 6/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/910:30 am
PWM
- BUF
1 stop4h 50m
Southwest
Deal found 6/12![Southwest logo]()
$204
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 June 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $233 (Delta) |
One-way from | $116 (American Airlines) |
Popular in | June |
Cheapest in | May |
Average price | $589 |
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 June 13, 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
Fri 7/24
2:59 pm-12:46 am
1 stop9h 47m
Buffalo
Tue 7/28
6:10 pm-11:30 pm
1 stop5h 20m
$276
PortlandBuffalo
PWM - BUF
PWMBUF
Portland
Tue 9/1
1:17 pm-6:54 pm
1 stop5h 37m
Buffalo
Sat 9/5
8:02 pm-12:14 am
1 stop4h 12m
$287
PortlandBuffalo
PWM - BUF
PWMBUF
Portland
Tue 9/1
2:42 pm-9:31 pm
1 stop6h 49m
Buffalo
Wed 9/9
1:08 pm-7:38 pm
1 stop6h 30m
$287
Quickest round-trip
PortlandBuffalo
PWM - BUF
PWMBUF
Portland
Wed 7/15
2:40 pm-6:25 pm
1 stop3h 45m
Buffalo
Fri 7/24
7:21 pm-12:16 am
1 stop4h 55m
$298
PortlandBuffalo
PWM - BUF
PWMBUF
Portland
Thu 7/23
2:59 pm-12:46 am
1 stop9h 47m
Buffalo
Mon 7/27
8:05 pm-2:19 pm
1 stop18h 14m
$311
PortlandBuffalo
PWM - BUF
PWMBUF
Portland
Fri 7/24
2:59 pm-12:46 am
1 stop9h 47m
Buffalo
Mon 7/27
8:05 pm-12:59 am
1 stop4h 54m
$336
PortlandBuffalo
PWM - BUF
PWMBUF
Portland
Sat 7/4
2:30 pm-7:13 pm
1 stop4h 43m
Buffalo
Fri 7/10
7:21 pm-12:16 am
1 stop4h 55m
$345
PortlandBuffalo
PWM - BUF
PWMBUF
Portland
Wed 7/1
5:04 pm-11:56 pm
1 stop6h 52m
Buffalo
Mon 7/6
7:15 am-2:16 pm
2 stops7h 01m
$354
PortlandBuffalo
PWM - BUF
PWMBUF
Portland
Thu 7/23
5:20 pm-12:15 am
1 stop6h 55m
Buffalo
Mon 7/27
4:10 pm-12:10 am
2 stops8h 00m
$358
PortlandBuffalo
PWM - BUF
PWMBUF
Portland
Thu 7/2
7:40 am-3:30 pm
1 stop7h 50m
Buffalo
Fri 7/3
5:55 pm-12:05 am
1 stop6h 10m
$403
Showing 1-10 of 21 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 June.
| 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 $589). 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?
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 June 13, 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.
Overall
7.9
Entertainment
7.5
Boarding
8.1
Food
7.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
7.9
Entertainment
7.5
Boarding
8.1
Food
7.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
7.9
Entertainment
7.5
Boarding
8.1
Food
7.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
7.9
Entertainment
7.5
Boarding
8.1
Food
7.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
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
Batavia
Williamsville
Orchard Park
Eden
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Buffalo flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Portland
Popular flights
Alternative routes for Portland to Buffalo
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Buffalo
Explore flights to Buffalo departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 13, 2026.
Complete your trip
Complete your trip to Buffalo by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Portland to Buffalo by cabin class
Find flights from Portland to Buffalo, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Portland and Buffalo flights
Browse other Portland and Buffalo flight options. Last updated on June 13, 2026.
Other flights from Portland
Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on June 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 June 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$177 | Average$256 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$232 | Average$296 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$242 | Average$458 | FlexibilityNo cancel fee | On-time63% |