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Cheap Flights from Buffalo Niagara (BUF) to Philadelphia International (PHL)

Compare Buffalo Niagara to Philadelphia International flight deals

Find the cheapest month or even day of the year to fly to Philadelphia International

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Flight deals from Buffalo Niagara to Philadelphia International

Looking for a cheap last-minute deal or the best return flight from Buffalo Niagara to Philadelphia International? Find the lowest prices on one-way and return tickets right here.
Philadelphia.£105 per passenger.Departing Thu, 22 Jan, returning Sun, 25 Jan.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Buffalo Niagara on Thu, 22 Jan, arriving in Philadelphia International.Inbound indirect flight with Frontier Airlines, departs from Philadelphia International on Sun, 25 Jan, arriving in Buffalo Niagara.Price includes taxes and charges.From £105, select.
Philadelphia.£166 per passenger.Departing Thu, 19 Feb, returning Sun, 22 Feb.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Buffalo Niagara on Thu, 19 Feb, arriving in Philadelphia International.Inbound indirect flight with Frontier Airlines, departs from Philadelphia International on Sun, 22 Feb, arriving in Buffalo Niagara.Price includes taxes and charges.From £166, select.
Philadelphia.£173 per passenger.Departing Fri, 27 Feb, returning Sun, 1 Mar.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Buffalo Niagara on Fri, 27 Feb, arriving in Philadelphia International.Inbound indirect flight with Frontier Airlines, departs from Philadelphia International on Sun, 1 Mar, arriving in Buffalo Niagara.Price includes taxes and charges.From £173, select.
Philadelphia.£194 per passenger.Departing Thu, 12 Mar, returning Sun, 15 Mar.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Buffalo Niagara on Thu, 12 Mar, arriving in Philadelphia International.Inbound indirect flight with Frontier Airlines, departs from Philadelphia International on Sun, 15 Mar, arriving in Buffalo Niagara.Price includes taxes and charges.From £194, select.
Philadelphia.£253 per passenger.Departing Wed, 11 Feb, returning Wed, 18 Feb.Return flight with American Airlines.Outbound direct flight with American Airlines departs from Buffalo Niagara on Wed, 11 Feb, arriving in Philadelphia International.Inbound direct flight with American Airlines departs from Philadelphia International on Wed, 18 Feb, arriving in Buffalo Niagara.Price includes taxes and charges.From £253, select.
Philadelphia.£282 per passenger.Departing Sat, 11 Apr, returning Sat, 18 Apr.Return flight with Delta.Outbound indirect flight with Delta, departs from Buffalo Niagara on Sat, 11 Apr, arriving in Philadelphia International.Inbound indirect flight with Delta, departs from Philadelphia International on Sat, 18 Apr, arriving in Buffalo Niagara.Price includes taxes and charges.From £282, select.
Philadelphia.£283 per passenger.Departing Thu, 7 May, returning Sat, 9 May.Return flight with Delta.Outbound indirect flight with Delta, departs from Buffalo Niagara on Thu, 7 May, arriving in Philadelphia International.Inbound indirect flight with Delta, departs from Philadelphia International on Sat, 9 May, arriving in Buffalo Niagara.Price includes taxes and charges.From £283, select.
Philadelphia.£318 per passenger.Departing Sun, 4 Jan, returning Fri, 13 Feb.Return flight with Delta.Outbound indirect flight with Delta, departs from Buffalo Niagara on Sun, 4 Jan, arriving in Philadelphia International.Inbound indirect flight with Delta, departs from Philadelphia International on Fri, 13 Feb, arriving in Buffalo Niagara.Price includes taxes and charges.From £318, select.

Find the cheapest month to fly from Buffalo Niagara to Philadelphia International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Buffalo Niagara to Philadelphia International flights are currently cheapest in January.
Jan
from £105
Feb
from £166
Mar
from £194
Apr
from £282
May
from £283
Jun
from £334
Jul
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Aug
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Sep
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Oct
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Nov
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Dec
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Direct flights from Buffalo Niagara to Philadelphia International

Buffalo Niagara to Philadelphia International: Alternative routes

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

Buffalo to Philadelphia: Flight information

The things to know before you go.
Cheapest flight found£105
Cheapest month to flyJanuary
Average flight time1 hr, 29 mins
Most popular airlineAmerican Airlines
Average flights per week99

Finding cheap flights from Buffalo Niagara to Philadelphia International: Frequently asked questions

The best price we found for a return flight from Buffalo Niagara to Philadelphia International is £105. 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.
1 hour and 29 minutes is the average flight time from Buffalo Niagara to Philadelphia International.
American Airlines, Piedmont Airlines and PSA Airlines fly direct from Buffalo Niagara to Philadelphia International.
As of January 2026, there are 99 flights per week flying from Buffalo Niagara to Philadelphia International.
The cheapest month to fly from Buffalo Niagara to Philadelphia International is usually January.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Buffalo Niagara Airport to Philadelphia International Airport on Thursday, 22 January 2026.
Yes – the average flight time is 1 hour and 29 minutes.
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 Philadelphia International 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 Philadelphia is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Frontier Airlines and American Airlines offer the cheapest flight tickets to Philadelphia International.

Flying from Buffalo Niagara International Airport (BUF) to Philadelphia International Airport (PHL): what you need to know

  • Hop on a direct flight from Buffalo Niagara International Airport to Philadelphia International Airport and you'll be travelling for an average of 1 hour 20 minutes.

  • Buffalo and Philadelphia are both in the UTC-4 timezone. That means there's no time difference to adjust for.

  • Every week, there are 32 Buffalo Niagara International Airport to Philadelphia International Airport flights. If you'd like to jet off as early as possible, opt for the 05:15 American Airlines flight. If you're eager to make the most of your day before flying, the latest flight is at 17:30 with American Airlines.

  • Give yourself plenty of time to make your BUF to PHL flight. A good rule of thumb is to arrive at least two hours before international departures and an hour ahead for domestic flights.

  • You can expect bigger queues in popular months like August. Arriving up to four hours in advance for an international flight and two hours for a domestic departure is a good idea.

  • American Airlines is your gateway to exploring Philadelphia (and perhaps some other great corners of United States!). Browse the direct flights from Buffalo Niagara International Airport to Philadelphia International Airport offered by this popular airline.

  • The airline that serves the most passengers on this route is American Airlines.

  • With a dependable 80.75% of services arriving as scheduled, American Airlines has the best on-time record for BUF to PHL flights.

  • Think about adding a stopover when booking your ticket from Buffalo Niagara International Airport to Philadelphia International Airport. Just deselect 'Direct flights only' to break up your journey, or even explore someplace new along the way. Here's where you can stop between BUF and PHL:

    • Washington Dulles International Airport

    • Ronald Reagan National Airport

    • Newark Liberty International Airport

How to find the cheapest flights from Buffalo Niagara International Airport (BUF) to Philadelphia International Airport (PHL)

  • The cheapest price we've found for a one-way Buffalo Niagara International Airport to Philadelphia International Airport flight is £58. A round-trip ticket is currently £105. Depending on the availability and when you book, these fares may change.

  • Get cheap tickets from BUF to PHL by booking at least six months ahead. Based on our research, that's the sweet spot for landing a bargain.

  • The cheapest month for flights from Buffalo Niagara International Airport to Philadelphia International Airport is May. Use the 'Whole month' tool to see the lowest prices if you have flexible travel dates.

  • Never miss a deal on cheap flights from BUF to PHL by setting up a Price Alert. You'll get an email or push notification on the app when fares go down.

  • Tailor your flights using filters. Select your ideal departure and arrival times, airlines and total journey duration. You can also sort your results by 'Fastest,' 'Best' or 'Cheapest' flights from Buffalo Niagara International Airport to Philadelphia International Airport.

Handy information about Buffalo Niagara International Airport (BUF)

  • BUF is located at Genesee Street.

  • 75.46% of flights taking off from Buffalo Niagara International Airport land at their destination on schedule.

  • Buffalo Niagara International Airport is about 11 miles from central Buffalo. If you're ride-sharing, catching a cab or driving from the centre, it'll take you 20 minutes or so to get there, depending on the traffic.

  • The journey when using public transport takes roughly 1 hour 15 minutes.

  • Need a convenient hotel close to BUF? If you're boarding an early flight from Buffalo Niagara International Airport to Philadelphia International Airport, these accommodation options will have you moments from your check-in counter:

Arriving at Philadelphia International Airport (PHL)

Getting from Philadelphia International Airport (PHL) to central Philadelphia

  • PHL is located at Industrial Highway and Island Road.

  • Philadelphia International Airport is approximately 12 miles from central Philadelphia. The drive time takes about 15 minutes.

  • It'll take around 45 minutes if you're using public transport.

When to fly to Philadelphia International Airport (PHL)

  • August is the most popular month for flights from Buffalo Niagara International Airport to Philadelphia International Airport. For a quieter experience, go to Philadelphia in February.

  • The warmest month in Philadelphia is July, with temperatures ranging between 18ºC (64ºF) and 32ºC (90ºF). Lock in your flights from Buffalo Niagara International Airport to Philadelphia International Airport in this month if you like this kind of weather.

  • If you want cooler conditions, search for a cheap ticket from BUF to PHL in January. Temperatures average between -7ºC (19ºF) and 9ºC (48ºF) then.

Explore more of United States

  • New York is just one of the many places in United States waiting to be discovered after you've experienced Philadelphia. Around 80 miles away to the north-east, check out popular attractions including Statue of Liberty, Central Park and Empire State Building.

  • Boston is another standout destination in United States and is around 270 miles north-east of Philadelphia. No trip is complete without a visit to Freedom Trail, Museum of Fine Arts Boston and Boston Tea Party Ships & Museum.

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