Skyscanner

Cheap Flights from Portland (PDX) to Buffalo Niagara (BUF)

Compare Portland to Buffalo Niagara flight deals

Find the cheapest month or even day of the year to fly to Buffalo Niagara

Book the best Buffalo Niagara fare with no extra fees

TrustScore 4.4 out of 5 4.4 out of 5 based on 19,774 reviews Trustpilot

Flight deals from Portland to Buffalo Niagara

Looking for a cheap last-minute deal or the best return flight from Portland to Buffalo Niagara? Find the lowest prices on one-way and return tickets right here.
Buffalo.£167 per passenger.Departing Thu, 28 Aug, returning Mon, 1 Sep.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Portland on Thu, 28 Aug, arriving in Buffalo Niagara.Inbound indirect flight with Frontier Airlines, departs from Buffalo Niagara on Mon, 1 Sep, arriving in Portland.Price includes taxes and charges.From £167, select.
Buffalo.£198 per passenger.Departing Thu, 26 Jun, returning Mon, 30 Jun.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Portland on Thu, 26 Jun, arriving in Buffalo Niagara.Inbound indirect flight with Frontier Airlines, departs from Buffalo Niagara on Mon, 30 Jun, arriving in Portland.Price includes taxes and charges.From £198, select.
Buffalo.£242 per passenger.Departing Fri, 23 May, returning Mon, 26 May.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Portland on Fri, 23 May, arriving in Buffalo Niagara.Inbound indirect flight with Frontier Airlines, departs from Buffalo Niagara on Mon, 26 May, arriving in Portland.Price includes taxes and charges.From £242, select.
Buffalo.£264 per passenger.Departing Mon, 22 Sep, returning Tue, 30 Sep.Return flight with Delta.Outbound indirect flight with Delta, departs from Portland on Mon, 22 Sep, arriving in Buffalo Niagara.Inbound indirect flight with Delta, departs from Buffalo Niagara on Tue, 30 Sep, arriving in Portland.Price includes taxes and charges.From £264, select.
Buffalo.£264 per passenger.Departing Wed, 6 Aug, returning Mon, 11 Aug.Return flight with Delta.Outbound indirect flight with Delta, departs from Portland on Wed, 6 Aug, arriving in Buffalo Niagara.Inbound indirect flight with Delta, departs from Buffalo Niagara on Mon, 11 Aug, arriving in Portland.Price includes taxes and charges.From £264, select.
Buffalo.£264 per passenger.Departing Sat, 15 Nov, returning Tue, 18 Nov.Return flight with United.Outbound indirect flight with United, departs from Portland on Sat, 15 Nov, arriving in Buffalo Niagara.Inbound indirect flight with United, departs from Buffalo Niagara on Tue, 18 Nov, arriving in Portland.Price includes taxes and charges.From £264, select.
Buffalo.£274 per passenger.Departing Mon, 30 Jun, returning Fri, 4 Jul.Return flight with Delta.Outbound indirect flight with Delta, departs from Portland on Mon, 30 Jun, arriving in Buffalo Niagara.Inbound indirect flight with Delta, departs from Buffalo Niagara on Fri, 4 Jul, arriving in Portland.Price includes taxes and charges.From £274, select.
Buffalo.£292 per passenger.Departing Thu, 9 Oct, returning Sun, 12 Oct.Return flight with United.Outbound indirect flight with United, departs from Portland on Thu, 9 Oct, arriving in Buffalo Niagara.Inbound indirect flight with United, departs from Buffalo Niagara on Sun, 12 Oct, arriving in Portland.Price includes taxes and charges.From £292, select.

Find the cheapest month to fly from Portland to Buffalo Niagara

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Portland to Buffalo Niagara flights are currently cheapest in June.
May
from £242
Jun
from £198
Jul
from £314
Aug
from £264
Sep
from £264
Oct
from £292
Nov
from £264
Dec
Find prices
Jan
Find prices
Feb
Find prices
Mar
Find prices
Apr
Find prices

Portland to Buffalo Niagara: Alternative routes

Compare routes from Portland to Buffalo below. You may find an airport to fly into that's cheaper, faster, or easier than Buffalo Niagara.

Portland to Buffalo: Flight information

The things to know before you go.
Cheapest flight found£167
Cheapest month to flyAugust

Finding cheap flights from Portland to Buffalo Niagara: Frequently asked questions

The best price we found for a return flight from Portland to Buffalo Niagara is £167. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Portland to Buffalo Niagara. But we found flights with one or more stops from £167.
As of May 2025, there are no flights flying from Portland to Buffalo Niagara.
The cheapest month to fly from Portland to Buffalo Niagara is usually August.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Portland Airport to Buffalo Niagara Airport on Thursday, 28 August 2025.
No airlines currently offer direct flights between Portland Airport and Buffalo Niagara Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Buffalo Niagara but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Buffalo is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Frontier Airlines offers the cheapest flight tickets to Buffalo Niagara.

Travelling from Portland International Airport (PDX) to Buffalo Niagara International Airport (BUF): what you need to know

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules worth sticking to. Show up at the airport on time to board your PDX to BUF flight.

  • Travelling during a peak month like July? School holidays and other popular seasons can lead to longer lines at check-in and security. Play things extra safe and arrive up to four hours ahead of international flights and two hours before domestic departures.

  • If you'd like to include a stop along the way, simply uncheck 'Direct flights only' when searching for your ticket from Portland International Airport to Buffalo Niagara International Airport. Here are the top stopovers between PDX and BUF:

    • O'Hare International Airport

    • Chicago Midway International Airport

    • Denver International Airport

How to find the cheapest flights from Portland International Airport (PDX) to Buffalo Niagara International Airport (BUF)

  • £87 is currently the lowest price for a one-way Portland International Airport to Buffalo Niagara International Airport flight. A return flight starts from £167. These fares may change based on demand and availability.

  • It's usually best to book ahead of time if you're looking for cheap tickets from PDX to BUF. That's because airlines change prices based on demand, which tends to rise closer to the date of departure.

  • If you're flexible with your trip dates, try using the 'Whole month' search tool. It'll find the lowest price across the month when searching for your flight from Portland International Airport to Buffalo Niagara International Airport.

  • Save time looking for cheap flights from PDX to BUF by creating a Price Alert. You'll receive an email or notification on the app when a lower fare pops up.

  • Lock in the ideal flight for you with the help of the filters. To see the 'Best,' 'Fastest' or 'Cheapest' flights from Portland International Airport to Buffalo Niagara International Airport, use the 'Sort by' function. You can also filter by airline, departure and arrival times, and journey duration.

Handy information about Portland International Airport (PDX)

  • PDX's address is 7000 NE Airport Way.

  • 83.65% of flights leaving Portland International Airport arrive at their destination as planned. With its strong on-time stats, you're unlikely to face delays when setting off from PDX.

  • Portland International Airport is around 12 miles from central Portland. If you're catching a cab, ride-sharing or driving from the centre, it'll take you 20 minutes or so to get there, depending on the traffic.

  • The trip when using public transport usually takes 45 minutes.

  • Get your holiday off to a relaxed start by staying near PDX. Whether you're catching an early flight from Portland International Airport to Buffalo Niagara International Airport or just don't like being rushed, these stays are perfect:

Arriving at Buffalo Niagara International Airport (BUF)

  • If you're landing on a late Portland International Airport to Buffalo Niagara International Airport flight, few things top the convenience of staying close to the terminal. Grab your suitcases from the carousel and then be resting shortly after at one of these accommodation options near BUF:

  • Begin your adventure by picking up a Buffalo Niagara International Airport rental car. Grab your wheels from Dollar, Hertz or Budget and experience the lesser-explored corners of Buffalo and beyond.

  • Reserving your vehicle from Buffalo Niagara International Airport around two weeks ahead can help you get the lowest rate.

Getting from Buffalo Niagara International Airport (BUF) to central Buffalo

  • The address for BUF is Genesee Street.

  • Buffalo Niagara International Airport is roughly 11 miles from central Buffalo. The drive time takes around 20 minutes.

  • Travelling to the centre on public transport takes around 1 hour 15 minutes.

When to fly to Buffalo Niagara International Airport (BUF)

  • The quietest month for a flight from Portland International Airport to Buffalo Niagara International Airport is May, while August is the busiest. Choose the ideal time to go to Buffalo based on whether you prefer a more fast-paced or easygoing experience.

  • Book your flight from Portland International Airport to Buffalo Niagara International Airport for July if you'd like to go to Buffalo during its warmest month. You can expect temperatures of between 15ºC (59ºF) and 28ºC (82ºF).

  • If you like cooler conditions, search for a cheap ticket from PDX to BUF in January. Average temperatures are between -10ºC (14ºF) and 2ºC (36ºF) then.

Explore more of United States

  • Buffalo has loads to offer, but there are so many other parts of United States you'll want to see. Around 290 miles south-east of Buffalo, a visit to New York will keep you busy. Start with leading sights like Statue of Liberty, Central Park and Empire State Building.

  • Around 280 miles south-east of Buffalo, Philadelphia is another favourite stop in United States. Get a taste of what this destination has to offer at Liberty Bell, Independence Hall and Philadelphia Museum of Art.

Plan the rest of your trip from Portland to Buffalo

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.