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$137+ 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 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BUF
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
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 July 29, 2025.

Round-trip from

$267
(Frontier)

One-way from

$137
(Cheapflightsfares)

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. 9% potential increase in price ($55 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 29, 2025.

This Frontier deal was found by Cheapflights users on 7/29. 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 9/137:15 amPDX - BUF
1 stop29h 47mFrontier
Fri 9/194:57 pmBUF - PDX
1 stop10h 15mFrontier
Deal found 7/29$267
This Delta deal was found by Cheapflights users on 7/29. 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 10/2511:39 amPDX - BUF
1 stop8h 13mDelta
Sat 11/16:20 amBUF - PDX
1 stop7h 09mDelta
Deal found 7/29$325
This American Airlines deal was found by Cheapflights users on 7/28. 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 8/2011:12 pmPDX - BUF
1 stop10h 27mAmerican Airlines
Wed 8/275:31 pmBUF - PDX
1 stop8h 28mAmerican Airlines
Deal found 7/28$329
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Fri 8/221:01 pmPDX - BUF
1 stop6h 55mUnited Airlines
Tue 8/268:33 amBUF - PDX
1 stop7h 30mUnited Airlines
Deal found 7/28$401

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 July 29, 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 9/13

7:15 am-4:02 pm

1 stop29h 47m

Buffalo

Fri 9/19

4:57 pm-12:12 am

1 stop10h 15m

$267

PortlandBuffalo

PDX - BUF

PDXBUF

Portland

Sat 10/25

11:39 am-10:52 pm

1 stop8h 13m

Buffalo

Sat 11/1

6:20 am-10:29 am

1 stop7h 09m

$325

PortlandBuffalo

PDX - BUF

PDXBUF

Portland

Wed 8/20

11:12 pm-12:39 pm

1 stop10h 27m

Buffalo

Wed 8/27

5:31 pm-10:59 pm

1 stop8h 28m

$329

PortlandBuffalo

PDX - BUF

PDXBUF

Portland

Fri 8/22

1:01 pm-10:56 pm

1 stop6h 55m

Buffalo

Tue 8/26

8:33 am-1:03 pm

1 stop7h 30m

$401

PortlandBuffalo

PDX - BUF

PDXBUF

Portland

Fri 8/22

6:27 am-4:00 pm

1 stop6h 33m

$137

PortlandBuffalo

PDX - BUF

PDXBUF

Portland

Sat 9/6

6:05 am-9:00 pm

2 stops11h 55m

$168

PortlandBuffalo

PDX - BUF

PDXBUF

Portland

Thu 9/25

1:35 pm-11:30 pm

1 stop6h 55m

$189

PortlandBuffalo

PDX - BUF

PDXBUF

Portland

Wed 8/13

12:25 pm-11:06 am

2 stops19h 41m

$213

PortlandBuffalo

PDX - BUF

PDXBUF

Portland

Thu 8/7

6:28 pm-10:38 am

1 stop13h 10m

$218

PortlandBuffalo

PDX - BUF

PDXBUF

Portland

Thu 9/25

10:50 pm-3:33 pm

2 stops13h 43m

$233

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 13 results
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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 July 25, 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 July 29, 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 July 29, 2025.
Read through reviews of airlines operating flights from Portland to Buffalo, such as Alaska Airlines, Southwest, and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,238 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,979 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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.

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

    Cheapflights users have booked flights from Portland to Buffalo round-trip from $267. Other airlines that can offer you cheap pricing are Delta, from $325, and American Airlines, from $329. Frontier is priced at 46% 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 Frontier, which is currently one of the cheapest options available, starting at $137. American Airlines flights start at $168 while deals on Southwest start at $189 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
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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$167Average$408FlexibilityNo cancel feeOn-time62%
DeltaCheapest$248Average$427FlexibilityNo cancel feeOn-timeN/A
Sun Country AirCheapest$315Average$355FlexibilityNo cancel feeOn-time83%
American AirlinesCheapest$334Average$450FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$353Average$472FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$386Average$558FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$528Average$766FlexibilityNo cancel feeOn-time75%

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