Portland, Oregon Panorama

$143 Cheap Flights from Buffalo (BUF) to Portland (PDX)

View $143 flight on Sat, Oct 3, 2026Opens in a new window

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

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Cheap Flights from Buffalo to Portland (BUF-PDX)

Prices were available within the past 7 days and start at $143 for one-way flights and $239 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Oct 21 - Tue, Oct 27
BUF
Buffalo
PDX
Portland
$239 Roundtrip, found 2 days ago
$239
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Oct 21 from Buffalo to Portland, returning Tue, Oct 27, priced at $239 found 2 days ago
Delta
Wed, Oct 21 - Tue, Oct 27
BUF
Buffalo
PDX
Portland
$239 Roundtrip, found 2 days ago
$239
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Oct 21 from Buffalo to Portland, returning Tue, Oct 27, priced at $239 found 2 days ago
Southwest Airlines
Tue, Sep 22 - Wed, Sep 30
BUF
Buffalo
PDX
Portland
$239 Roundtrip, found 2 days ago
$239
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Tue, Sep 22 from Buffalo to Portland, returning Wed, Sep 30, priced at $239 found 2 days ago
Delta
Tue, Sep 22 - Wed, Sep 30
BUF
Buffalo
PDX
Portland
$262 Roundtrip, found 2 days ago
$262
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Sep 22 from Buffalo to Portland, returning Wed, Sep 30, priced at $262 found 2 days ago
Southwest Airlines
Sat, Sep 26 - Wed, Sep 30
BUF
Buffalo
PDX
Portland
$263 Roundtrip, found 5 days ago
$263
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Sat, Sep 26 from Buffalo to Portland, returning Wed, Sep 30, priced at $263 found 5 days ago
Delta
Sat, Sep 26 - Wed, Sep 30
BUF
Buffalo
PDX
Portland
$267 Roundtrip, found 5 days ago
$267
Roundtrip
found 5 days ago
Select Delta flight, departing Sat, Sep 26 from Buffalo to Portland, returning Wed, Sep 30, priced at $267 found 5 days ago
Delta
Wed, Oct 21 - Tue, Oct 27
BUF
Buffalo
PDX
Portland
$272 Roundtrip, found 2 days ago
$272
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Oct 21 from Buffalo to Portland, returning Tue, Oct 27, priced at $272 found 2 days ago
Southwest Airlines
Tue, Sep 22 - Wed, Sep 30
BUF
Buffalo
PDX
Portland
$278 Roundtrip, found 2 days ago
$278
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Tue, Sep 22 from Buffalo to Portland, returning Wed, Sep 30, priced at $278 found 2 days ago
United
Wed, Oct 21 - Tue, Oct 27
BUF
Buffalo
PDX
Portland
$282 Roundtrip, found 2 days ago
$282
Roundtrip
found 2 days ago
Select United flight, departing Wed, Oct 21 from Buffalo to Portland, returning Tue, Oct 27, priced at $282 found 2 days ago
JetBlue Airways
Tue, Jul 28 - Tue, Aug 11
BUF
Buffalo
PDX
Portland
$298 Roundtrip, found 3 days ago
$298
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Tue, Jul 28 from Buffalo to Portland, returning Tue, Aug 11, priced at $298 found 3 days ago

Alternative airports near Portland

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Portland Intl. PDX. Cheapest and Closest option available. Average driving time to city center is 17 minutes. Flights from $568
PDX
Portland Intl.
CheapestClosest
Average driving time to city center17 min
Flights from $568

What you need to know for your flight from Buffalo Niagara Intl. to Portland Intl.

Buffalo (BUF) to Portland (PDX) at a glance

Travel effortlessly from Buffalo (BUF) to Portland (PDX) with a variety of airlines catering to this domestic long-haul route. Whether you're looking to book flights from Buffalo or compare options for your itinerary, you can choose from a mix of full-service and budget-friendly carriers. This flexibility allows you to find the best flights that align with your budget and schedule while you prepare to explore Portland's renowned attractions and neighborhoods. Discover essential details for your journey from Buffalo Niagara International Airport to Portland International Airport.

  • Fastest flight duration: around 6h 30m in-flight, plus roughly 1h 15m layover with one stop
  • Route distance: roughly 2,200 miles (3,540 km)
  • Flights per week: around 12 departures on average
  • Typical fares (one-way): economy tickets often range from $140–$510, depending on seasonality and how far ahead you book

Flights from Buffalo Niagara International Airport (BUF) to Portland International Airport (PDX)

Recent traveler bookings reveal the most popular airlines for flights from Buffalo to Portland, particularly for those opting for one-stop and multi-stop journeys. Common layover points include O'Hare International Airport (ORD), Denver International Airport (DEN), and Detroit Metropolitan Wayne County Airport (DTW), each with an approximate layover of 1 hour and 15 minutes. This variety allows you to tailor your travel experience by considering factors like price, total travel time, and cabin class to secure the best itinerary that suits your needs.

  • United: This full-service airline provides comprehensive one-stop options, with one-way ticket prices generally between $140 and $550. They operate around 30% of departures on this route, featuring an in-flight duration of 6 hours and 30 minutes, with a total travel time of about 8 hours, including layovers.
  • American Airlines: Another full-service airline, American Airlines offers one-stop service with one-way fares typically ranging from $155 to $555. They account for approximately 28% of flights on this route, with an in-flight time of 6 hours and 30 minutes and an overall journey time of roughly 8 hours, including layovers.
  • Southwest Airlines: As a budget-friendly carrier, Southwest Airlines provides both one-stop and multi-stop options. Their one-way fares usually range from $140 to $480, covering about 17% of departures on this route. Expect an in-flight time of 6 hours and 30 minutes, with a total journey duration of approximately 8 hours.
  • Delta: This full-service airline features one-stop service, with one-way fares generally priced between $140 and $530. Delta accounts for roughly 15% of departures on this route, offering an in-flight duration of 6 hours and 30 minutes, while the total travel time is about 8 hours, including layover periods.
  • Alaska Airlines: Another full-service option, Alaska Airlines provides one-stop service with one-way fares typically ranging from $250 to $535. They represent around 4% of departures on this route, with an in-flight time of 6 hours and 30 minutes and a total journey time of approximately 8 hours, including layovers.

Travelers flying from Buffalo to Portland can opt for an upgraded experience, as both United and American Airlines provide first-class seating on this route.

Best time to fly from Buffalo (BUF) to Portland (PDX)

The most popular months for travelers flying from Buffalo to Portland are June, July, and August, when peak temperatures in Portland reach up to 70.3°F in August. If you prefer quieter travel, consider February, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 41.4°F. For better deals, September usually offers the lowest average one-way fare around $239. Flight availability peaks in August, with approximately 15 flights per week, making it easier to find convenient departure times.

  • Cheapest time to fly: September usually offers good deals with average one-way fare around $239, roughly 17% cheaper than the yearly average.
  • More budget-friendly months to fly: October and August typically offer average one-way fares roughly ranging from $251 to $262.
  • Most flight options: August has the highest number of flights from Buffalo to Portland, with approximately 15 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January40.8°F (4.9°C)Moderately Low8$344
February41.4°F (5.2°C)Moderately Low8$285
March45.0°F (7.2°C)Average9$334
April49.5°F (9.7°C)Average11$273
May56.7°F (13.7°C)Average12$265
June62.4°F (16.9°C)Moderately High14$273
July69.1°F (20.6°C)Moderately High13$287
August70.3°F (21.3°C)Moderately High15$262
September64.0°F (17.8°C)Average12$239
October54.7°F (12.6°C)Average13$251
November45.5°F (7.5°C)Average12$285
December39.9°F (4.4°C)Moderately Low11$371

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative route from Buffalo (BUF) to Portland (PDX)

  • Rochester to Portland (ROC-PDX): Greater Rochester International Airport (ROC) is located approximately 56 miles from Buffalo Niagara International Airport (BUF). One-way economy tickets on this route generally vary from $140 to $485, influenced by the season and the timing of your booking. Travelers can choose between one-stop and multi-stop flights, with common layover points including O'Hare International Airport (ORD) and Detroit Metropolitan Wayne County Airport (DTW). Leading airlines for this route feature United and American Airlines. Additionally, first-class service is offered.

How to find the best prices for flights from Buffalo (BUF) to Portland (PDX)

Getting some of the best deals on flights from Buffalo to Portland is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually found by booking at least 2 months in advance, although most travelers tend to book 2-8 weeks ahead. Departures in the afternoon (12pm-6pm) generally offer lower prices, while morning flights (5am-12pm) are the most popular. Additionally, flying on Tuesday often results in cheaper fares, but Wednesday is the most commonly chosen travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Portland International Airport from Buffalo Niagara International Airport

Portland welcomes travelers from Buffalo with a range of transport options based on price, convenience, and proximity. Here's how to reach Portland efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Portland, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Portland International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Portland International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Portland International Airport, both the Portland International Airport Bus Stop (a bus station) and Portland International Airport Station (a metro station) are located about 0.3 miles away on foot, providing easy access to local transport. For train travel, Portland Union Station (a train station) is situated approximately 9 miles from the airport by car.

Frequently asked questions

How much does a flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Portland, OR (PDX-Portland Intl.) cost?
You can find cheap one-way flights from $143 and cheap return flights from $239 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Portland, OR (PDX-Portland Intl.) with Expedia. One-way flights usually range from $221 to $1119, and return flights typically cost between $429 and $1461. 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Portland, OR (PDX-Portland Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Portland, OR (PDX-Portland Intl.)?
September is the cheapest month to fly from Buffalo (BUF) to Portland (PDX), with average return fares around $373. This is about 20% lower than the average price throughout the year, as travel demand typically drops after the summer. Other cheap months to fly from Buffalo to Portland include January and February.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Portland, OR (PDX-Portland Intl.)?
Enter BUF to PDX and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Portland, OR (PDX-Portland Intl.)?
Sun Country Airlines is one of the cheapest airlines offering connecting flights from Buffalo (BUF) to Portland (PDX), with round-trip tickets starting from around $321. 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.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Portland, OR (PDX-Portland Intl.)?
To find a cheap flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Portland, OR (PDX-Portland 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Portland, OR (PDX-Portland Intl.)?
For flights from Buffalo (BUF) to Portland (PDX), September and January are the best times to travel. Return flights average around $373, making it a reasonable choice. September offers beautiful fall colors, while January provides a quieter travel experience, perfect for exploring the Pacific Northwest.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Portland, OR (PDX-Portland Intl.)?
The earliest flight from Buffalo Niagara International Airport (BUF) to Portland International Airport (PDX) generally departs at around 5:00 AM, operated by American Airlines. Catching this early flight can give you a head start on your adventures in Portland. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Portland, OR (PDX-Portland Intl.)?
The most popular departure times for flights from Buffalo (BUF) to Portland (PDX) are in the early morning, from 6am to 9am. About 42% of passengers prefer this time window. Many major carriers, including United Airlines, American Airlines, and Southwest Airlines, offer flights during this window. This timing is favored as it allows you to arrive in Portland with a full day ahead to explore the city.
How long does it take to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Portland, OR (PDX-Portland Intl.)?
A flight from BUF to PDX with a layover takes around 7 hours 50 minutes, with the route covering approximately 2,151 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Portland, OR (PDX-Portland Intl.)?
You can fly first class between BUF and PDX. First class cabins are available on:

  • American Airlines
  • Delta Air Lines
  • United Airlines

How do I earn miles on a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Portland, OR (PDX-Portland Intl.) flight with Expedia?
It's easy to earn miles on a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Portland, OR (PDX-Portland 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 Portland from Buffalo Niagara Intl. (BUF)?
From Buffalo Niagara Intl. (BUF), you can fly into Portland Intl. Jetport (PWM) and Portland Intl. (PDX) in Portland. Some flights may connect through major hubs like Washington Dulles Intl. (IAD), Liberty Intl. (EWR), LaGuardia (LGA) before reaching Portland. 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Portland, OR (PDX-Portland Intl.) at the last minute?
Typically, booking a last minute flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Portland, OR (PDX-Portland 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Portland, OR (PDX-Portland Intl.) flight and hotel package?
Securing a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Portland, OR (PDX-Portland Intl.) Portland Vacation Packages 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Portland, OR (PDX-Portland Intl.)?
If you booked your Buffalo, NY (BUF-Buffalo Niagara Intl.) to Portland, OR (PDX-Portland 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
Buffalo Niagara Intl.
Destination airport
Portland Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, JetBlue Airways, Southwest Airlines, Sun Country Airlines, United
Roundtrip price
$238
Distance
2150 mi

Book with confidence

Buffalo to Portland Flights

The cheapest times to fly from Buffalo to Portland

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Buffalo to Portland are during the month of October. You can find some of the cheapest flights from Buffalo to Portland with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Buffalo to Portland

Sunday is one of the best days to book for cheap flights from Buffalo to Portland: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Buffalo to Portland

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Buffalo to Portland in 2026. You can also book with separate airlines for your outbound and return journeys, from $143 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Buffalo to Portland flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Buffalo to Portland airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Buffalo to Portland Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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