$165+ 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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BUF
Apr 12 — Apr 191
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
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Best
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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 March 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 March 13, 2026.
This Expedia deal was found by Cheapflights users on 3/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/111:18 pm
PDX
- BUF
1 stop10h 18m
JetBlue
Wed 7/86:00 am
BUF
- PDX
1 stop10h 04m
JetBlue
Deal found 3/9![JetBlue logo]()
$308
This JetBlue deal was found by Cheapflights users on 3/10. 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 6/1611:18 pm
PDX
- BUF
1 stop10h 18m
JetBlue
Tue 6/236:00 am
BUF
- PDX
1 stop10h 04m
JetBlue
Deal found 3/10![JetBlue logo]()
$328
This JetBlue deal was found by Cheapflights users on 3/10. 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 6/1611:18 pm
PDX
- BUF
1 stop10h 18m
JetBlue
Sat 6/206:00 am
BUF
- PDX
1 stop10h 04m
JetBlue
Deal found 3/10![JetBlue logo]()
$353
This American Airlines deal was found by Cheapflights users on 3/9. 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.
Tue 4/1411:47 pm
PDX
- BUF
1 stop8h 04m
American Airlines
Tue 4/211:34 pm
BUF
- PDX
1 stop9h 45m
American Airlines
Deal found 3/9![American Airlines logo]()
$359
This American Airlines deal was found by Cheapflights users on 3/9. 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.
Sat 5/231:45 pm
PDX
- BUF
1 stop7h 29m
American Airlines
Wed 5/274:57 pm
BUF
- PDX
1 stop9h 59m
American Airlines
Deal found 3/9![American Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 3/11. 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 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 stops12h 29m
Delta
Tue 4/2111:52 am
BUF
- PDX
2 stops12h 40m
Delta
Deal found 3/11![Delta logo]()
$370
This United Airlines deal was found by Cheapflights users on 3/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/610:56 pm
PDX
- BUF
1 stop8h 14m
United Airlines
Wed 4/87:00 am
BUF
- PDX
1 stop7h 46m
United Airlines
Deal found 3/10![United Airlines logo]()
$379
This Expedia deal was found by Cheapflights users on 3/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/106:28 pm
PDX
- BUF
1 stop13h 23m
Multiple Airlines
Tue 6/166:00 am
BUF
- PDX
1 stop10h 04m
Multiple Airlines
Deal found 3/13![Multiple Airlines logo]()
$383
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 March 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 March 13, 2026.
This JetBlue deal was found by Cheapflights users on 3/10. 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 6/1611:18 pm
PDX
- BUF
1 stop10h 18m
JetBlue
Sat 6/206:00 am
BUF
- PDX
1 stop10h 04m
JetBlue
Deal found 3/10![JetBlue logo]()
$353
This Delta deal was found by Cheapflights users on 3/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2311:02 pm
PDX
- BUF
2 stops14h 14m
Delta
Wed 5/2712:18 pm
BUF
- PDX
2 stops12h 34m
Delta
Deal found 3/12![Delta logo]()
$399
This Southwest deal was found by Cheapflights users on 3/11. 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.
Wed 4/17:00 pm
PDX
- BUF
2 stops9h 50m
Southwest
Tue 4/73:10 pm
BUF
- PDX
2 stops11h 00m
Southwest
Deal found 3/11![Southwest logo]()
$419
This Sun Country Air deal was found by Cheapflights users on 3/9. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:28 pm
PDX
- BUF
1 stop13h 08m
Sun Country Air
Sun 8/1612:17 pm
BUF
- PDX
1 stop13h 26m
Sun Country Air
Deal found 3/9![Sun Country Air logo]()
$462
This United Airlines deal was found by Cheapflights users on 3/9. 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.
Tue 4/287:00 am
PDX
- BUF
2 stops13h 33m
United Airlines
Wed 4/2910:55 am
BUF
- PDX
1 stop7h 14m
United Airlines
Deal found 3/9![United Airlines logo]()
$464
This JetBlue deal was found by Cheapflights users on 3/13. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1611:18 pm
PDX
- BUF
1 stop10h 18m
JetBlue
Tue 6/236:00 am
BUF
- PDX
1 stop10h 04m
JetBlue
Deal found 3/13![JetBlue logo]()
$384
This JetBlue deal was found by Cheapflights users on 3/9. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/2211:18 pm
PDX
- BUF
1 stop10h 13m
JetBlue
Thu 6/256:00 am
BUF
- PDX
1 stop10h 04m
JetBlue
Deal found 3/9![JetBlue logo]()
$395
This JetBlue deal was found by Cheapflights users on 3/12. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1711:18 pm
PDX
- BUF
1 stop10h 18m
JetBlue
Tue 6/236:00 am
BUF
- PDX
1 stop10h 04m
JetBlue
Deal found 3/12![JetBlue logo]()
$474
Last-minute flights from Portland to BuffaloDiscover last-minute flight deals from Portland to Buffalo. Data last updated March 13, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Buffalo. Data last updated March 13, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 3/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/610:56 pm
PDX
- BUF
1 stop8h 14m
United Airlines
Wed 4/87:00 am
BUF
- PDX
1 stop7h 46m
United Airlines
Deal found 3/10![United Airlines logo]()
$379
This American Airlines deal was found by Cheapflights users on 3/10. 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.
Mon 4/611:59 pm
PDX
- BUF
2 stops11h 22m
American Airlines
Wed 4/86:00 pm
BUF
- PDX
1 stop7h 56m
American Airlines
Deal found 3/10![American Airlines logo]()
$394
This American Airlines deal was found by Cheapflights users on 3/11. 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 4/811:47 pm
PDX
- BUF
1 stop8h 04m
American Airlines
Mon 4/136:00 pm
BUF
- PDX
1 stop8h 57m
American Airlines
Deal found 3/11![American Airlines logo]()
$397
This American Airlines deal was found by Cheapflights users on 3/9. 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.
Tue 4/1411:47 pm
PDX
- BUF
1 stop8h 04m
American Airlines
Tue 4/211:34 pm
BUF
- PDX
1 stop9h 45m
American Airlines
Deal found 3/9![American Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 3/11. 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 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 stops12h 29m
Delta
Tue 4/2111:52 am
BUF
- PDX
2 stops12h 40m
Delta
Deal found 3/11![Delta logo]()
$370
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 March 13, 2026.
Search for one-way flight options from Portland to Buffalo. Find affordable one-way fares based on user searches. Data last updated March 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/9. 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.
Sat 5/212:27 pm
PDX
- BUF
2 stops20h 10m
Frontier
Deal found 3/9![Frontier logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1512:28 pm
PDX
- BUF
2 stops20h 12m
Frontier
Deal found 3/10![Frontier logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 5/811:48 am
PDX
- BUF
2 stops21h 25m
Frontier
Deal found 3/9![Frontier logo]()
$176
This United Airlines deal was found by Cheapflights users on 3/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/811:15 pm
PDX
- BUF
1 stop7h 32m
United Airlines
Deal found 3/10![United Airlines logo]()
$180
This Delta deal was found by Cheapflights users on 3/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/211:15 pm
PDX
- BUF
1 stop6h 01m
Delta
Deal found 3/9![Delta logo]()
$190
This United Airlines deal was found by Cheapflights users on 3/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/97:05 pm
PDX
- BUF
2 stops11h 55m
United Airlines
Deal found 3/12![United Airlines logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 3/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2611:15 am
PDX
- BUF
2 stops46h 27m
Frontier
Deal found 3/12![Frontier logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 4/2411:48 am
PDX
- BUF
2 stops44h 21m
Frontier
Deal found 3/9![Frontier logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 4/249:54 am
PDX
- BUF
3 stops46h 15m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$218
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1512:28 pm
PDX
- BUF
3 stops42h 29m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$221
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 March 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $308 (Expedia) |
One-way from | $165 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $436 |
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 March 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
PDX - BUF
PDXBUF
Portland
Tue 6/16
11:18 pm-12:36 pm
1 stop10h 18m
Buffalo
Sat 6/20
6:00 am-1:04 pm
1 stop10h 04m
$353
PortlandBuffalo
PDX - BUF
PDXBUF
Portland
Tue 6/16
11:18 pm-12:36 pm
1 stop10h 18m
Buffalo
Tue 6/23
6:00 am-1:04 pm
1 stop10h 04m
$384
Quickest round-trip
PortlandBuffalo
PDX - BUF
PDXBUF
Portland
Mon 6/22
11:18 pm-12:31 pm
1 stop10h 13m
Buffalo
Thu 6/25
6:00 am-1:04 pm
1 stop10h 04m
$395
PortlandBuffalo
PDX - BUF
PDXBUF
Portland
Sat 5/23
11:02 pm-4:16 pm
2 stops14h 14m
Buffalo
Wed 5/27
12:18 pm-9:52 pm
2 stops12h 34m
$399
PortlandBuffalo
PDX - BUF
PDXBUF
Portland
Wed 4/1
7:00 pm-7:50 am
2 stops9h 50m
Buffalo
Tue 4/7
3:10 pm-11:10 pm
2 stops11h 00m
$419
PortlandBuffalo
PDX - BUF
PDXBUF
Portland
Thu 8/6
6:28 pm-10:36 am
1 stop13h 08m
Buffalo
Sun 8/16
12:17 pm-10:43 pm
1 stop13h 26m
$462
PortlandBuffalo
PDX - BUF
PDXBUF
Portland
Tue 4/28
7:00 am-11:33 pm
2 stops13h 33m
Buffalo
Wed 4/29
10:55 am-3:09 pm
1 stop7h 14m
$464
PortlandBuffalo
PDX - BUF
PDXBUF
Portland
Wed 6/17
11:18 pm-12:36 pm
1 stop10h 18m
Buffalo
Tue 6/23
6:00 am-1:04 pm
1 stop10h 04m
$474
Cheapest one-way
PortlandBuffalo
PDX - BUF
PDXBUF
Portland
Wed 4/15
12:28 pm-11:40 am
2 stops20h 12m
$166
PortlandBuffalo
PDX - BUF
PDXBUF
Portland
Wed 4/15
12:50 pm-11:10 pm
1 stop7h 20m
$180
Showing 1-10 of 19 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 March.
| 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 March 6, 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 16 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, August is the cheapest month in which you can book a flight from Portland to Buffalo (average of $217). 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 March 13, 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.
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
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.
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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 March 13, 2026.
Complete your trip
Complete your trip to Buffalo by adding a car rental and/or hotel reservation to your travel itinerary.
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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 March 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 March 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Portland to Buffalo
Discover the top 5 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 March 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$128 | Average$427 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$228 | Average$384 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$306 | Average$439 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$339 | Average$437 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$378 | Average$495 | FlexibilityNo cancel fee | On-time69% |