$157+ 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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BUF
Sep 21 — Sep 281
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 August 22, 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 August 22, 2026.
This American Airlines deal was found by Cheapflights users on 8/22. 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.
Sat 9/129:44 pm -
1 stop9h 57m
Sat 9/196:56 pm -
1 stop8h 11m
Deal found 8/22![American Airlines logo]()
$337
This Delta deal was found by Cheapflights users on 8/22. 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 10/157:10 am -
2 stops13h 49m
Tue 10/206:15 am -
1 stop7h 26m
Deal found 8/22![Delta logo]()
$342
This American Airlines deal was found by Cheapflights users on 8/21. 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.
Fri 11/68:00 am -
1 stop7h 36m
Mon 11/93:26 pm -
1 stop9h 37m
Deal found 8/21![American Airlines logo]()
$353
This Delta deal was found by Cheapflights users on 8/21. 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.
Wed 9/97:10 am -
1 stop9h 05m
Tue 9/153:58 pm -
1 stop8h 49m
Deal found 8/21![Delta logo]()
$356
This Southwest deal was found by Cheapflights users on 8/21. 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.
Fri 11/611:30 pm -
1 stop7h 55m
Mon 11/95:30 pm -
2 stops10h 50m
Deal found 8/21![Southwest logo]()
$358
This American Airlines deal was found by Cheapflights users on 8/21. 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.
Sat 9/511:30 pm -
1 stop8h 11m
Sat 9/125:18 pm -
1 stop9h 10m
Deal found 8/21![American Airlines logo]()
$360
This Delta deal was found by Cheapflights users on 8/21. 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.
Wed 9/912:45 pm -
1 stop8h 27m
Wed 9/1610:00 am -
2 stops11h 59m
Deal found 8/21![Delta logo]()
$361
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:00 am -
1 stop9h 19m
Sun 9/66:05 am -
1 stop9h 53m
Deal found 8/19![Delta logo]()
$365
This Delta deal was found by Cheapflights users on 8/21. 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.
Sat 9/57:05 am -
2 stops13h 04m
Sat 9/1212:02 pm -
2 stops12h 45m
Deal found 8/21![Delta logo]()
$366
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 August 22, 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 August 22, 2026.
This Southwest deal was found by Cheapflights users on 8/22. 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.
Fri 11/611:30 pm -
1 stop7h 55m
Mon 11/95:30 pm -
2 stops10h 50m
Deal found 8/22![Southwest logo]()
$358
This Delta deal was found by Cheapflights users on 8/21. 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.
Sat 9/57:00 am -
1 stop9h 19m
Sat 9/1212:02 pm -
2 stops12h 45m
Deal found 8/21![Delta logo]()
$361
This American Airlines deal was found by Cheapflights users on 8/17. 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 10/1910:55 pm -
1 stop8h 58m
Sat 10/248:00 am -
1 stop7h 22m
Deal found 8/17![American Airlines logo]()
$376
This United Airlines deal was found by Cheapflights users on 8/17. 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 10/1911:30 pm -
1 stop6h 59m
Sat 10/2410:46 am -
2 stops10h 00m
Deal found 8/17![United Airlines logo]()
$381
This Delta deal was found by Cheapflights users on 8/21. 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.
Wed 9/912:45 pm -
1 stop8h 27m
Wed 9/1610:00 am -
2 stops11h 59m
Deal found 8/21![Delta logo]()
$361
This Southwest deal was found by Cheapflights users on 8/19. 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 10/225:20 am -
2 stops10h 20m
Tue 10/274:00 pm -
1 stop9h 10m
Deal found 8/19![Southwest logo]()
$381
This Delta deal was found by Cheapflights users on 8/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/197:10 am -
1 stop9h 05m
Sat 9/266:05 am -
2 stops9h 32m
Deal found 8/20![Delta logo]()
$380
This Southwest deal was found by Cheapflights users on 8/17. 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 10/197:35 pm -
2 stops9h 50m
Sat 10/247:20 am -
2 stops10h 20m
Deal found 8/17![Southwest logo]()
$386
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:10 am -
1 stop9h 05m
Tue 9/2212:02 pm -
2 stops13h 00m
Deal found 8/19![Delta logo]()
$381
This Southwest deal was found by Cheapflights users on 8/18. 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 9/2611:30 pm -
2 stops9h 45m
Tue 10/137:00 pm -
1 stop7h 05m
Deal found 8/18![Southwest logo]()
$399
This Southwest deal was found by Cheapflights users on 8/19. 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 9/187:55 pm -
2 stops11h 15m
Fri 9/257:10 pm -
1 stop7h 00m
Deal found 8/19![Southwest logo]()
$428
Last-minute flights from Portland to BuffaloDiscover last-minute flight deals from Portland to Buffalo. Data last updated August 22, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Buffalo. Data last updated August 22, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:00 am -
1 stop9h 19m
Sun 9/66:05 am -
1 stop9h 53m
Deal found 8/19![Delta logo]()
$365
This American Airlines deal was found by Cheapflights users on 8/21. 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.
Sat 9/511:30 pm -
1 stop8h 11m
Sat 9/125:18 pm -
1 stop9h 10m
Deal found 8/21![American Airlines logo]()
$360
This Delta deal was found by Cheapflights users on 8/21. 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.
Sat 9/57:05 am -
2 stops13h 04m
Sat 9/1212:02 pm -
2 stops12h 45m
Deal found 8/21![Delta logo]()
$366
This Delta deal was found by Cheapflights users on 8/22. 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.
Sat 9/510:35 pm -
1 stop8h 05m
Wed 9/96:20 am -
1 stop7h 04m
Deal found 8/22![Delta logo]()
$375
This Delta deal was found by Cheapflights users on 8/21. 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.
Wed 9/97:10 am -
1 stop9h 05m
Tue 9/153:58 pm -
1 stop8h 49m
Deal found 8/21![Delta logo]()
$356
This Delta deal was found by Cheapflights users on 8/21. 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.
Wed 9/912:45 pm -
1 stop8h 27m
Wed 9/1610:00 am -
2 stops11h 59m
Deal found 8/21![Delta logo]()
$361
This American Airlines deal was found by Cheapflights users on 8/21. 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.
Fri 9/116:01 am -
1 stop8h 17m
Fri 9/186:56 pm -
1 stop8h 11m
Deal found 8/21![American Airlines logo]()
$373
This American Airlines deal was found by Cheapflights users on 8/22. 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.
Sat 9/129:44 pm -
1 stop9h 57m
Sat 9/196:56 pm -
1 stop8h 11m
Deal found 8/22![American Airlines logo]()
$337
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:49 am -
1 stop9h 03m
Tue 9/226:20 am -
1 stop7h 04m
Deal found 8/19![Delta logo]()
$376
This American Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2811:08 pm -
1 stop9h 31m
Thu 10/155:50 pm -
1 stop9h 09m
Deal found 8/18![American Airlines logo]()
$377
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 August 22, 2026.
Search for one-way flight options from Portland to Buffalo. Find affordable one-way fares based on user searches. Data last updated August 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/511:02 am -
2 stops27h 47m
Deal found 8/20![Frontier logo]()
$157
This Delta deal was found by Cheapflights users on 8/21. 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 9/2411:10 pm -
1 stop9h 12m
Deal found 8/21![Delta logo]()
$169
This Delta deal was found by Cheapflights users on 8/21. 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.
Mon 10/58:44 pm -
2 stops11h 51m
Deal found 8/21![Delta logo]()
$174
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Tue 9/110:56 am -
1 stop9h 16m
Deal found 8/18![United Airlines logo]()
$178
This Southwest deal was found by Cheapflights users on 8/18. 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 9/111:30 pm -
2 stops10h 00m
Deal found 8/18![Southwest logo]()
$183
This Delta deal was found by Cheapflights users on 8/22. 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 10/1611:00 pm -
1 stop9h 16m
Deal found 8/22![Delta logo]()
$185
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:10 am -
1 stop9h 05m
Deal found 8/19![Delta logo]()
$188
This United Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/197:15 pm -
2 stops11h 03m
Deal found 8/18![United Airlines logo]()
$193
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 August 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $337 (American Airlines) |
One-way from | $157 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $465 |
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 7,457,451 searches. Data last updated August 22, 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
PDX Portland - BUF Buffalo
PDXBUF
Portland
Fri 11/6
11:30 pm-10:25 am
1 stop7h 55m
Buffalo
Mon 11/9
5:30 pm-1:20 am
2 stops10h 50m
$358
PortlandBuffalo
PDX Portland - BUF Buffalo
PDXBUF
Portland
Sat 9/5
7:00 am-7:19 pm
1 stop9h 19m
Buffalo
Sat 9/12
12:02 pm-9:47 pm
2 stops12h 45m
$361
PortlandBuffalo
PDX Portland - BUF Buffalo
PDXBUF
Portland
Wed 9/9
12:45 pm-12:12 am
1 stop8h 27m
Buffalo
Wed 9/16
10:00 am-6:59 pm
2 stops11h 59m
$361
Quickest round-trip
PortlandBuffalo
PDX Portland - BUF Buffalo
PDXBUF
Portland
Mon 10/19
10:55 pm-10:53 am
1 stop8h 58m
Buffalo
Sat 10/24
8:00 am-12:22 pm
1 stop7h 22m
$376
PortlandBuffalo
PDX Portland - BUF Buffalo
PDXBUF
Portland
Sat 9/19
7:10 am-7:15 pm
1 stop9h 05m
Buffalo
Sat 9/26
6:05 am-12:37 pm
2 stops9h 32m
$380
PortlandBuffalo
PDX Portland - BUF Buffalo
PDXBUF
Portland
Mon 10/19
11:30 pm-9:29 am
1 stop6h 59m
Buffalo
Sat 10/24
10:46 am-5:46 pm
2 stops10h 00m
$381
PortlandBuffalo
PDX Portland - BUF Buffalo
PDXBUF
Portland
Thu 10/22
5:20 am-6:40 pm
2 stops10h 20m
Buffalo
Tue 10/27
4:00 pm-10:10 pm
1 stop9h 10m
$381
PortlandBuffalo
PDX Portland - BUF Buffalo
PDXBUF
Portland
Tue 9/15
7:10 am-7:15 pm
1 stop9h 05m
Buffalo
Tue 9/22
12:02 pm-10:02 pm
2 stops13h 00m
$381
PortlandBuffalo
PDX Portland - BUF Buffalo
PDXBUF
Portland
Mon 10/19
7:35 pm-8:25 am
2 stops9h 50m
Buffalo
Sat 10/24
7:20 am-2:40 pm
2 stops10h 20m
$386
PortlandBuffalo
PDX Portland - BUF Buffalo
PDXBUF
Portland
Sat 9/26
11:30 pm-12:15 pm
2 stops9h 45m
Buffalo
Tue 10/13
7:00 pm-11:05 pm
1 stop7h 05m
$399
Showing 1-10 of 16 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 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 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?
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 19 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 $390). Flying from Portland to Buffalo in December is currently the most expensive (average of $614). 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 to Buffalo?
Airfare is below average for this route at the moment.
Portland to Buffalo flights typically cost between $370 and $549 in September.The cheapest round-trip price found within the last 5 days was $337 on American Airlines (Sep 12-Sep 19).
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 August 22, 2026.
Read through reviews of airlines operating flights from Portland to Buffalo, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Crew
8.6
Overall
8.0
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Boarding
8.1
Crew
8.6
Overall
8.0
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Boarding
8.1
Crew
8.6
Overall
8.0
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Boarding
8.1
Crew
8.6
Overall
8.0
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Boarding
8.1
Crew
8.6
Overall
8.0
Comfort
8.0
Entertainment
7.5
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
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 August 22, 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 August 22, 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 August 22, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from Portland to Buffalo
Discover the top 4 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 7,457,451 searches. Data last updated August 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$182 | Average$377 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$311 | Average$461 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$326 | Average$491 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$390 | Average$510 | FlexibilityNo cancel fee | On-time63% |