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CA $227 Cheap Flights from Portland (PDX) to Buffalo (BUF)

View CA $227 flight on Tue, Aug 25, 2026Opens in a new window

Popular airlines from Portland International Airport (PDX) to Buffalo Niagara Intl. Airport (BUF)

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Cheap flights from Portland (PDX) to Buffalo (BUF)

Prices were available within the past 7 days and start at CA $227 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Portland (PDX) to Buffalo (BUF)

September is typically the cheapest month to fly

From CA $334 - CA $1,000 per traveller.

Frequently asked questions

How much does a flight from Portland, OR (PDX-Portland Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) cost?
You can find cheap one-way flights from CA $227 and cheap return flights PDX to BUF with Expedia. Return flights often range between CA$738 and CA$1763. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when PDX to BUF ticket fares go up or down.
What is the cheapest month to fly from Portland, OR (PDX-Portland Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The cheapest months to fly from PDX to BUF are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Portland, OR (PDX-Portland Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
Enter PDX to BUF and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Portland, OR (PDX-Portland Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
Sun Country Airlines is one of the cheapest airlines offering connecting return flights from Portland, OR (PDX-Portland Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.), with tickets starting from around CA$570 for flights that can be booked for departure within the next year. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Portland, OR (PDX-Portland Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
To find a cheap flight from Portland, OR (PDX-Portland Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Portland, OR (PDX-Portland Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Portland, OR (PDX-Portland Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
There are approximately 59 connecting flights per day from Portland, OR (PDX-Portland Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.). Some common connection points include Seattle - Tacoma Intl. (SEA), O'Hare Intl. (ORD), and Denver Intl. (DEN).
What is the earliest flight from Portland, OR (PDX-Portland Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The earliest flight from Portland, OR (PDX-Portland Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) typically departs around 12:05 AM local time. This flight is operated by American Airlines. This is a seasonal service, active in June and July. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Portland, OR (PDX-Portland Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
You'll generally find the most flights from Portland International Airport (PDX) to Buffalo Niagara International Airport (BUF) on a Thursday, with around 47 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include Alaska Airlines, United, and Delta. Flight schedules are fairly consistent throughout the week, with only a slight variation in the number of flights on different days.
What are the most popular departure times for flights from Portland, OR (PDX-Portland Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The most popular departure times for flights from Portland, OR (PDX-Portland Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) are in the late evening, from 9pm to midnight. Many major carriers, including American Airlines, Delta and Southwest Airlines, offer flights during this window. Many travelers prefer this because it allows you to make the most of your day in Portland before your flight.
How long does it take to fly from Portland, OR (PDX-Portland Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
There are no nonstop flights from Portland, OR (PDX-Portland Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.). If you're looking for a flight with one stop, the typical travel time is around 7 hours 18 minutes. Flights with two or more stops will take longer, usually around 14 hours 18 minutes. The distance between PDX and BUF is approximately 3462 kilometres. Keep in mind that these are average times, and your actual travel duration can vary depending on the specific routing, layover times, and even weather conditions.
Can you fly business or first class from Portland, OR (PDX-Portland Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
You can fly business class or first class between PDX and BUF. You can fly business class with Delta.First class cabins are available on:
  • Alaska Airlines
  • United
  • Delta
  • American Airlines

How do I earn miles on a Portland, OR (PDX-Portland Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight with Expedia?
It's easy to earn miles on a Portland, OR (PDX-Portland Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Buffalo, NY (BUF) from Portland, OR (PDX)?
If you're planning to travel to Buffalo from Portland Intl. (PDX), you can fly directly into Buffalo Niagara Intl. (BUF). Some flights may connect through major hubs like Denver Intl. (DEN), Sky Harbor Intl. (PHX), or Seattle - Tacoma Intl. (SEA) before reaching Buffalo. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Portland, OR (PDX-Portland Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) at the last minute?
Typically, booking a last minute flight from Portland, OR (PDX-Portland Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Portland, OR (PDX-Portland Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight and hotel package?
Securing a Portland, OR (PDX-Portland Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Portland, OR (PDX-Portland Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
If you booked your Portland, OR (PDX-Portland Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Portland Intl.
Destination airport
Buffalo Niagara Intl.
Distance
3440 km

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Portland to Buffalo Flights

The easy way to book your flights from Portland to Buffalo 

With Expedia, it’s simple to find and book flights to Buffalo from Portland whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Buffalo Niagara Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Portland to Buffalo today, tomorrow, or this week.  

 

Save dollars with cheap flights from Portland Intl., PDX to Buffalo Niagara Intl., BUF 

Sort your search results by price to find great deals on your flight from Portland to Buffalo—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Buffalo from Portland currently is just rising to .  

Here are more money-saving tips: 

  • Fly in when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Buffalo  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Buffalo from Portland 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Buffalo with Expedia today.

Portland to Buffalo Flights

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