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$105+ 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 10/29. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BUF
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Buffalo are usually found in August or July, booked 57 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap 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 September 11, 2025.

Round-trip from

$164
(Frontier)

One-way from

$105
(Southwest)

Popular in

December

Cheapest in

August

Average price

$427
From Portland to Buffalo
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One-way flight from Portland to Buffalo
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Highest demand for flights based on searches. 11% potential increase in price ($62 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Portland to Buffalo

Cheapest flights from Portland to Buffalo
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 September 11, 2025.

This Frontier deal was found by Cheapflights users on 9/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/277:15 amPDX - BUF
1 stop29h 47mFrontier
Fri 10/34:57 pmBUF - PDX
1 stop10h 15mFrontier
Deal found 9/10$164
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Sat 10/1811:58 pmPDX - BUF
1 stop7h 44mAmerican Airlines
Wed 10/221:14 pmBUF - PDX
1 stop10h 03mAmerican Airlines
Deal found 9/10$238
This American Airlines deal was found by Cheapflights users on 9/11. 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 11/45:30 amPDX - BUF
1 stop7h 42mAmerican Airlines
Wed 11/1212:57 pmBUF - PDX
1 stop10h 21mAmerican Airlines
Deal found 9/11$243
This Delta deal was found by Cheapflights users on 9/11. 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.
Mon 11/312:40 amPDX - BUF
2 stops11h 30mDelta
Wed 11/125:47 pmBUF - PDX
1 stop7h 18mDelta
Deal found 9/11$248
This Delta deal was found by Cheapflights users on 9/9. 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.
Mon 11/1011:15 pmPDX - BUF
1 stop6h 19mDelta
Sat 11/155:47 pmBUF - PDX
1 stop7h 18mDelta
Deal found 9/9$249
This American Airlines deal was found by Cheapflights users on 9/9. 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 10/259:52 pmPDX - BUF
1 stop10h 12mAmerican Airlines
Mon 10/275:40 pmBUF - PDX
1 stop8h 28mAmerican Airlines
Deal found 9/9$260

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 September 11, 2025.
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

Sat 2/28

9:45 pm-11:16 am

1 stop10h 31m

Buffalo

Tue 3/3

10:30 am-10:39 pm

2 stops15h 09m

$243

PortlandBuffalo

PDX - BUF

PDXBUF

Portland

Tue 11/4

5:30 am-4:12 pm

1 stop7h 42m

Buffalo

Wed 11/12

12:57 pm-8:18 pm

1 stop10h 21m

$243

PortlandBuffalo

PDX - BUF

PDXBUF

Portland

Mon 11/3

12:40 am-3:10 pm

2 stops11h 30m

Buffalo

Wed 11/12

5:47 pm-10:05 pm

1 stop7h 18m

$248

PortlandBuffalo

PDX - BUF

PDXBUF

Portland

Thu 12/25

12:00 pm-10:57 pm

1 stop7h 57m

Buffalo

Tue 1/6

5:55 pm-11:53 pm

2 stops8h 58m

$336

PortlandBuffalo

PDX - BUF

PDXBUF

Portland

Thu 11/20

1:26 pm-11:36 pm

1 stop7h 10m

Buffalo

Sun 11/23

5:03 pm-12:50 am

1 stop10h 47m

$337

PortlandBuffalo

PDX - BUF

PDXBUF

Portland

Sat 10/18

5:00 am-10:42 pm

2 stops14h 42m

Buffalo

Wed 10/22

1:57 pm-10:45 pm

2 stops11h 48m

$348

PortlandBuffalo

PDX - BUF

PDXBUF

Portland

Thu 12/25

12:00 pm-10:57 pm

1 stop7h 57m

Buffalo

Thu 1/1

6:10 am-10:54 pm

2 stops19h 44m

$369

PortlandBuffalo

PDX - BUF

PDXBUF

Portland

Fri 10/24

12:40 am-4:25 pm

2 stops12h 45m

Buffalo

Mon 10/27

3:56 pm-9:48 pm

1 stop8h 52m

$381

PortlandBuffalo

PDX - BUF

PDXBUF

Portland

Wed 10/29

5:10 am-5:35 pm

1 stop9h 25m

$105

PortlandBuffalo

PDX - BUF

PDXBUF

Portland

Sat 12/6

6:00 am-5:14 pm

1 stop8h 14m

$117

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 15 results
1
2

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.
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 August 29, 2025.

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 57 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, January is the cheapest month in which you can book a flight from Portland to Buffalo (average of $256). Flying from Portland to Buffalo in December is currently the most expensive (average of $337). 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.

What is the cheapest time of day to fly from PDX to BUF?

Find hourly flight availability from Portland to Buffalo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

A simple way to save on the total cost of your ticket is to fly from Portland to Buffalo in the afternoon. If you’re flexible enough to do this you can expect to save up to 32% on your trip compared to booking a flight at noon.

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 September 11, 2025.
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.
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,960 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,937 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,177 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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.

  • How long is the flight from Portland to Buffalo?

    There are many flights that can get you from Portland to Buffalo in 7h 42m. Fly via Delta or American Airlines to get the fastest option. Airlines will cover a distance of 2149 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Portland to Buffalo round-trip?

    Cheapflights users have booked flights from Portland to Buffalo round-trip from $153. Other airlines that can offer you cheap pricing are Delta, from $228, and Sun Country Air, from $315. Frontier is priced at 69% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Portland to Buffalo one-way?

    To fly one-way, consider booking your trip with Southwest, which is currently one of the cheapest options available, starting at $105. Delta flights start at $117 while deals on American Airlines start at $122 one-way.

  • Can I find deals for flights from Portland to Buffalo that include hotel bookings?

    Yes. In addition to deals on Portland to Buffalo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Buffalo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Buffalo.

  • Can I find deals for business class flights from Portland to Buffalo?

    Yes. Cheapflights offers flight deals from Portland to Buffalo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland to Buffalo?

    Currently, January is the cheapest month in which you can book a flight from Portland to Buffalo (average of $256). Flying from Portland to Buffalo in December is currently the most expensive (average of $337). 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.

See more FAQs

Traveling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Lockport
Orchard Park
Batavia
Williamsville
Eden
Amherst
West Seneca

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Alternative routes for Portland to Buffalo

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Portland to Buffalo

Discover the top 7 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$153Average$408FlexibilityNo cancel feeOn-time62%
DeltaCheapest$228Average$431FlexibilityNo cancel feeOn-timeN/A
Sun Country AirCheapest$315Average$355FlexibilityNo cancel feeOn-time83%
American AirlinesCheapest$326Average$428FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$353Average$474FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$386Average$528FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$528Average$766FlexibilityNo cancel feeOn-time75%

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