$133+ Cheap flights from Portland to Buffalo (PDX - 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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BUF
Mar 11 — Mar 181
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
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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 February 9, 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 February 9, 2026.
This American Airlines deal was found by Cheapflights users on 2/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1411:56 am
PDX
- BUF
1 stop8h 23m
American Airlines
Tue 4/216:00 pm
BUF
- PDX
1 stop7h 42m
American Airlines
Deal found 2/8![American Airlines logo]()
$311
This Delta deal was found by Cheapflights users on 2/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/147:32 pm
PDX
- BUF
2 stops9h 44m
Delta
Tue 4/2112:50 pm
BUF
- PDX
2 stops14h 03m
Delta
Deal found 2/8![Delta logo]()
$321
This American Airlines deal was found by Cheapflights users on 2/9. 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 4/811:47 pm
PDX
- BUF
1 stop8h 03m
American Airlines
Mon 4/133:01 pm
BUF
- PDX
1 stop10h 41m
American Airlines
Deal found 2/9![American Airlines logo]()
$332
This Southwest deal was found by Cheapflights users on 2/5. 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 4/811:55 pm
PDX
- BUF
1 stop7h 20m
Southwest
Sat 4/183:25 pm
BUF
- PDX
1 stop9h 40m
Southwest
Deal found 2/5![Southwest logo]()
$372
This American Airlines deal was found by Cheapflights users on 2/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/711:35 pm
PDX
- BUF
1 stop8h 14m
American Airlines
Sat 3/146:00 am
BUF
- PDX
1 stop21h 15m
American Airlines
Deal found 2/8![American Airlines logo]()
$373
This American Airlines deal was found by Cheapflights users on 2/9. 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 4/811:47 pm
PDX
- BUF
1 stop8h 03m
American Airlines
Sun 4/126:00 pm
BUF
- PDX
1 stop7h 42m
American Airlines
Deal found 2/9![American Airlines logo]()
$374
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 February 9, 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 February 9, 2026.
This American Airlines deal was found by Cheapflights users on 2/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1411:40 pm
PDX
- BUF
2 stops11h 41m
American Airlines
Tue 4/213:01 pm
BUF
- PDX
1 stop10h 41m
American Airlines
Deal found 2/8![American Airlines logo]()
$316
This Delta deal was found by Cheapflights users on 2/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/147:32 pm
PDX
- BUF
2 stops9h 44m
Delta
Tue 4/2112:50 pm
BUF
- PDX
2 stops14h 03m
Delta
Deal found 2/8![Delta logo]()
$321
This Southwest deal was found by Cheapflights users on 2/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2211:00 am
PDX
- BUF
1 stop8h 50m
Southwest
Sun 4/267:50 pm
BUF
- PDX
1 stop7h 15m
Southwest
Deal found 2/8![Southwest logo]()
$374
This United Airlines deal was found by Cheapflights users on 2/5. 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 4/811:59 pm
PDX
- BUF
1 stop7h 13m
United Airlines
Sat 4/1810:35 am
BUF
- PDX
2 stops10h 59m
United Airlines
Deal found 2/5![United Airlines logo]()
$377
This Sun Country Air deal was found by Cheapflights users on 2/6. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/206:28 pm
PDX
- BUF
1 stop13h 13m
Sun Country Air
Thu 6/2511:47 am
BUF
- PDX
1 stop13h 56m
Sun Country Air
Deal found 2/6![Sun Country Air logo]()
$425
This American Airlines deal was found by Cheapflights users on 2/9. 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 4/811:47 pm
PDX
- BUF
1 stop8h 03m
American Airlines
Mon 4/133:01 pm
BUF
- PDX
1 stop10h 41m
American Airlines
Deal found 2/9![American Airlines logo]()
$332
This Southwest deal was found by Cheapflights users on 2/6. 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 4/2911:00 am
PDX
- BUF
1 stop8h 50m
Southwest
Sun 5/37:50 pm
BUF
- PDX
1 stop7h 15m
Southwest
Deal found 2/6![Southwest logo]()
$395
This American Airlines deal was found by Cheapflights users on 2/9. 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 4/87:13 am
PDX
- BUF
2 stops11h 23m
American Airlines
Sun 4/126:00 pm
BUF
- PDX
1 stop7h 42m
American Airlines
Deal found 2/9![American Airlines logo]()
$419
Last-minute flights from Portland to BuffaloDiscover last-minute flight deals from Portland to Buffalo. Data last updated February 9, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Buffalo. Data last updated February 9, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 2/6. 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 2/2110:38 pm
PDX
- BUF
1 stop8h 40m
United Airlines
Wed 2/256:07 am
BUF
- PDX
2 stops12h 20m
United Airlines
Deal found 2/6![United Airlines logo]()
$562
This United Airlines deal was found by Cheapflights users on 2/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/231:18 pm
PDX
- BUF
1 stop6h 41m
United Airlines
Fri 2/277:00 am
BUF
- PDX
1 stop7h 55m
United Airlines
Deal found 2/8![United Airlines logo]()
$557
This American Airlines deal was found by Cheapflights users on 2/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/611:35 pm
PDX
- BUF
1 stop20h 48m
American Airlines
Sat 3/146:00 am
BUF
- PDX
1 stop21h 15m
American Airlines
Deal found 2/8![American Airlines logo]()
$405
This United Airlines deal was found by Cheapflights users on 2/7. 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 3/710:19 pm
PDX
- BUF
1 stop7h 31m
United Airlines
Sat 3/142:49 pm
BUF
- PDX
1 stop10h 09m
United Airlines
Deal found 2/7![United Airlines logo]()
$353
This American Airlines deal was found by Cheapflights users on 2/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/711:35 pm
PDX
- BUF
1 stop8h 14m
American Airlines
Sat 3/146:00 am
BUF
- PDX
1 stop21h 15m
American Airlines
Deal found 2/8![American Airlines logo]()
$373
This American Airlines deal was found by Cheapflights users on 2/5. 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 3/2311:59 pm
PDX
- BUF
1 stop8h 50m
American Airlines
Mon 3/306:06 am
BUF
- PDX
1 stop7h 42m
American Airlines
Deal found 2/5![American Airlines logo]()
$468
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 February 9, 2026.
Search for one-way flight options from Portland to Buffalo. Find affordable one-way fares based on user searches. Data last updated February 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/151:48 pm
PDX
- BUF
2 stops39h 59m
Frontier
Deal found 2/8![Frontier logo]()
$133
This American Airlines deal was found by Cheapflights users on 2/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1511:47 pm
PDX
- BUF
1 stop8h 03m
American Airlines
Deal found 2/8![American Airlines logo]()
$156
This American Airlines deal was found by Cheapflights users on 2/7. 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 3/1411:59 pm
PDX
- BUF
1 stop8h 50m
American Airlines
Deal found 2/7![American Airlines logo]()
$219
This American Airlines deal was found by Cheapflights users on 2/6. 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 3/2711:59 pm
PDX
- BUF
2 stops11h 12m
American Airlines
Deal found 2/6![American Airlines logo]()
$224
This Southwest deal was found by Cheapflights users on 2/7. 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 3/145:20 am
PDX
- BUF
2 stops11h 15m
Southwest
Deal found 2/7![Southwest logo]()
$234
This Delta deal was found by Cheapflights users on 2/7. 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 3/1511:15 pm
PDX
- BUF
2 stops13h 36m
Delta
Deal found 2/7![Delta logo]()
$254
This Kiwi.com deal was found by Cheapflights users on 2/7. 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.
Sat 3/1410:24 am
PDX
- BUF
3 stops45h 40m
Multiple Airlines
Deal found 2/7![Multiple Airlines logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/151:48 pm
PDX
- BUF
3 stops39h 59m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$278
This American Airlines deal was found by Cheapflights users on 2/6. 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 2/2411:35 pm
PDX
- BUF
1 stop9h 08m
American Airlines
Deal found 2/6![American Airlines logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 2/6. 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 3/2712:52 pm
PDX
- BUF
3 stops28h 38m
Multiple Airlines
Deal found 2/6![Multiple Airlines logo]()
$310
This United Airlines deal was found by Cheapflights users on 2/6. 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 2/2110:38 pm
PDX
- BUF
1 stop8h 40m
United Airlines
Deal found 2/6![United Airlines logo]()
$329
Find flight deals from Portland to Buffalo
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) 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 February 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $353 (American Airlines) |
One-way from | $156 (American Airlines) |
Popular in | December |
Cheapest in | August |
Average price | $400 |
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 February 9, 2026.
Use the filters below to find and compare flights from Portland to Buffalo that are best for you.
Fly from
Portland
Fly to
Buffalo
Route
Depart
Return
Price
PortlandBuffalo
PDX - BUF
PDXBUF
Portland
Tue 4/14
11:40 pm-2:21 pm
2 stops11h 41m
Buffalo
Tue 4/21
3:01 pm-10:42 pm
1 stop10h 41m
$316
PortlandBuffalo
PDX - BUF
PDXBUF
Portland
Tue 4/14
7:32 pm-8:16 am
2 stops9h 44m
Buffalo
Tue 4/21
12:50 pm-11:53 pm
2 stops14h 03m
$321
PortlandBuffalo
PDX - BUF
PDXBUF
Portland
Wed 4/8
11:47 pm-10:50 am
1 stop8h 03m
Buffalo
Mon 4/13
3:01 pm-10:42 pm
1 stop10h 41m
$332
PortlandBuffalo
PDX - BUF
PDXBUF
Portland
Wed 4/22
11:00 am-10:50 pm
1 stop8h 50m
Buffalo
Sun 4/26
7:50 pm-12:05 am
1 stop7h 15m
$374
PortlandBuffalo
PDX - BUF
PDXBUF
Portland
Wed 4/8
11:59 pm-10:12 am
1 stop7h 13m
Buffalo
Sat 4/18
10:35 am-6:34 pm
2 stops10h 59m
$377
PortlandBuffalo
PDX - BUF
PDXBUF
Portland
Wed 4/29
11:00 am-10:50 pm
1 stop8h 50m
Buffalo
Sun 5/3
7:50 pm-12:05 am
1 stop7h 15m
$395
PortlandBuffalo
PDX - BUF
PDXBUF
Portland
Wed 4/8
7:13 am-9:36 pm
2 stops11h 23m
Buffalo
Sun 4/12
6:00 pm-10:42 pm
1 stop7h 42m
$419
PortlandBuffalo
PDX - BUF
PDXBUF
Portland
Sat 6/20
6:28 pm-10:41 am
1 stop13h 13m
Buffalo
Thu 6/25
11:47 am-10:43 pm
1 stop13h 56m
$425
PortlandBuffalo
PDX - BUF
PDXBUF
Portland
Wed 4/15
1:48 pm-8:47 am
2 stops39h 59m
$133
PortlandBuffalo
PDX - BUF
PDXBUF
Portland
Wed 4/15
11:47 pm-10:50 am
1 stop8h 03m
$156
Showing 1-10 of 17 results
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 February.
| 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-Buffalo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Buffalo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Buffalo flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland-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-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.
PDX-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
How far ahead should I book a flight from Portland to Buffalo?
Use this chart to determine the optimal time to book a round-trip flight from Portland to Buffalo. Price data was last updated on January 30, 2026.
The price you pay for your flight from Portland to Buffalo may vary depending on when you book. For the best chance of a lower fare, look to book 30 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Portland to Buffalo?
Currently, February is the cheapest month in which you can book a flight from Portland to Buffalo (average of $225). Flying from Portland to Buffalo in December is currently the most expensive (average of $411). 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.
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 February 9, 2026.
Read through reviews of airlines operating flights from Portland to Buffalo, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
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
Batavia
Williamsville
Orchard Park
Eden
Amherst
West Seneca
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
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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 February 9, 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 February 9, 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 February 9, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 6 airlines flying from Portland to Buffalo
Discover the top 6 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 February 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$128 | Average$427 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$221 | Average$355 | FlexibilityNo cancel fee | On-time83% | |
| Cheapest$228 | Average$400 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$306 | Average$425 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$339 | Average$437 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$384 | Average$503 | FlexibilityNo cancel fee | On-time69% |