A historic building with a clock tower, surrounded by trees and street lamps.

$100 Cheap Flights from Buffalo (BUF) to Philadelphia (PHL)

View $100 flight on Wed, Dec 9, 2026Opens in a new window

Popular airlines from Buffalo Niagara Intl. Airport (BUF) to Philadelphia Intl. Airport (PHL)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Buffalo to Philadelphia (BUF-PHL)

Prices were available within the past 7 days and start at $100 for one-way flights and $210 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Wed, Aug 26 - Sat, Aug 29
BUF
Buffalo
PHL
Philadelphia
$210 Roundtrip, found 6 hours ago
$210
Roundtrip
found 6 hours ago
Select Frontier Airlines flight, departing Wed, Aug 26 from Buffalo to Philadelphia, returning Sat, Aug 29, priced at $210 found 6 hours ago
Frontier Airlines
Sun, Oct 4 - Tue, Oct 6
BUF
Buffalo
PHL
Philadelphia
$230 Roundtrip, found 8 hours ago
$230
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Sun, Oct 4 from Buffalo to Philadelphia, returning Tue, Oct 6, priced at $230 found 8 hours ago
JetBlue Airways
Sat, Oct 10 - Tue, Oct 13
BUF
Buffalo
PHL
Philadelphia
$235 Roundtrip, found 8 hours ago
$235
Roundtrip
found 8 hours ago
Select JetBlue Airways flight, departing Sat, Oct 10 from Buffalo to Philadelphia, returning Tue, Oct 13, priced at $235 found 8 hours ago
Frontier Airlines
Mon, Sep 28 - Tue, Sep 29
BUF
Buffalo
PHL
Philadelphia
$239 Roundtrip, found 8 hours ago
$239
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Mon, Sep 28 from Buffalo to Philadelphia, returning Tue, Sep 29, priced at $239 found 8 hours ago
JetBlue Airways
Fri, Sep 11 - Tue, Sep 15
BUF
Buffalo
PHL
Philadelphia
$240 Roundtrip, found 10 hours ago
$240
Roundtrip
found 10 hours ago
Select JetBlue Airways flight, departing Fri, Sep 11 from Buffalo to Philadelphia, returning Tue, Sep 15, priced at $240 found 10 hours ago
Frontier Airlines
Sat, Oct 17 - Tue, Oct 20
BUF
Buffalo
PHL
Philadelphia
$247 Roundtrip, found 6 hours ago
$247
Roundtrip
found 6 hours ago
Select Frontier Airlines flight, departing Sat, Oct 17 from Buffalo to Philadelphia, returning Tue, Oct 20, priced at $247 found 6 hours ago
Frontier Airlines
Sat, Aug 22 - Mon, Aug 24
BUF
Buffalo
PHL
Philadelphia
$249 Roundtrip, found 2 days ago
$249
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Sat, Aug 22 from Buffalo to Philadelphia, returning Mon, Aug 24, priced at $249 found 2 days ago
Delta
Sun, Sep 6 - Mon, Sep 7
BUF
Buffalo
PHL
Philadelphia
$269 Roundtrip, found 5 hours ago
$269
Roundtrip
found 5 hours ago
Select Delta flight, departing Sun, Sep 6 from Buffalo to Philadelphia, returning Mon, Sep 7, priced at $269 found 5 hours ago
American Airlines
Sat, Oct 17 - Tue, Oct 20
BUF
Buffalo
PHL
Philadelphia
$413 Roundtrip, found 6 hours ago
$413
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Sat, Oct 17 from Buffalo to Philadelphia, returning Tue, Oct 20, priced at $413 found 6 hours ago
Southwest Airlines
Sat, Oct 3 - Tue, Oct 6
BUF
Buffalo
PHL
Philadelphia
$451 Roundtrip, found 8 hours ago
$451
Roundtrip
found 8 hours ago
Select Southwest Airlines flight, departing Sat, Oct 3 from Buffalo to Philadelphia, returning Tue, Oct 6, priced at $451 found 8 hours ago

Alternative airports near Philadelphia

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

Select flight to New Castle ILG. Average driving time to city center is 44 minutes. Flights from $564
ILG
New Castle
Average driving time to city center44 min
Flights from $564

Find the cheapest month to fly from Buffalo (BUF) to Philadelphia (PHL)

August is typically the cheapest month to fly

From $210 - $437 per traveler.

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

Buffalo (BUF) to Philadelphia (PHL) at a glance

Travel from Buffalo (BUF) to Philadelphia (PHL) with a variety of airlines on this popular short-haul route. Use a flight finder to explore options from both full-service and budget carriers, allowing you to choose the best itinerary that fits your budget and schedule. As you plan your trip to discover Philadelphia's iconic landmarks and vibrant neighborhoods, make sure to check out the latest deals on flights from Buffalo Niagara International Airport (BUF) to Philadelphia International Airport (PHL).

  • Fastest flight duration: around 1h 30m non-stop
  • Route distance: roughly 300 miles (485 km)
  • Flights per week: around 11 departures on average
  • Typical fares (one-way): economy tickets often range from $100–$440, depending on seasonality and how far ahead you book

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

Based on the latest traveler bookings, here are the top airlines favored for flights from Buffalo to Philadelphia, particularly for non-stop and one-stop options. Popular layover airports include Logan International Airport (BOS) with a typical layover of about 2 hours and 30 minutes, Detroit Metropolitan Wayne County Airport (DTW) at around 1 hour and 30 minutes, and Raleigh-Durham International Airport (RDU) with a 2-hour layover. This variety allows you to mix and match price, total travel time, and cabin class to craft the ideal itinerary.

  • American Airlines: This major airline provides both non-stop and one-stop services, commanding about 74% of departures on this route. One-way fares generally range from $175 to $440, with a typical non-stop flight duration of approximately 1 hour and 30 minutes.
  • JetBlue Airways: As a budget-friendly choice, JetBlue offers one-stop flights with one-way fares usually between $100 and $370. It represents around 12% of departures on this route, featuring an in-flight time of 3 hours and a total travel duration of about 5 hours and 30 minutes, including layover.
  • Frontier Airlines: This low-cost airline provides one-stop service at competitive prices, with one-way fares typically ranging from $100 to $240. Frontier accounts for roughly 7% of departures, with an in-flight time of 3 hours and a total journey time close to 5 hours and 30 minutes, factoring in the layover.
  • Delta: Delta Airlines, a prominent full-service carrier, offers one-stop flights with one-way fares generally from $175 to $470. It makes up about 3% of departures on this route, with an in-flight duration of 3 hours and an overall travel time of around 5 hours and 30 minutes, including layovers.
  • Southwest Airlines: Known for its low-cost offerings, Southwest provides one-stop services with one-way fares that usually range from $100 to $375. This airline constitutes approximately 3% of departures, featuring an in-flight time of 3 hours and a total travel time of roughly 5 hours and 30 minutes, including a layover.

Best time to fly from Buffalo (BUF) to Philadelphia (PHL)

The most popular months for travelers flying from Buffalo to Philadelphia are March, April, and October, when peak temperatures in Philadelphia reach up to 58.8°F in October. If you prefer quieter travel, consider July, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 78.3°F. For better deals, December usually offers the lowest average one-way fare around $240. Flight availability peaks in August, October, and November, with approximately 13 flights per week, making it easier to find convenient departure times. January and February have the fewest flights, with approximately 9 flights per week.

  • Cheapest time to fly: December usually offers good deals with average one-way fare around $240, roughly 11% cheaper than the yearly average.
  • More budget-friendly months to fly: May, January, and October typically offer average one-way fares roughly ranging from $242 to $257.
  • Most flight options: August, October, and November have the highest number of flights from Buffalo to Philadelphia, with approximately 13 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January33.3°F (0.7°C)Average9$255
February35.4°F (1.9°C)Moderately Low9$330
March43.0°F (6.1°C)Moderately High10$257
April53.6°F (12.0°C)Moderately High10$276
May63.5°F (17.5°C)Average12$242
June72.1°F (22.3°C)Average12$259
July78.3°F (25.7°C)Moderately Low10$281
August76.3°F (24.6°C)Average13$257
September69.8°F (21.0°C)Moderately Low12$305
October58.8°F (14.9°C)Moderately High13$257
November46.9°F (8.3°C)Average13$293
December39.4°F (4.1°C)Average10$240

*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 routes from Buffalo (BUF) to Philadelphia (PHL)

  • Niagara Falls to Philadelphia (IAG-PHL): Located approximately 16 miles from Buffalo Niagara International Airport (BUF), Niagara Falls International Airport (IAG) serves as a convenient departure point.
  • Buffalo to Philadelphia (BUF-PNE): Northeast Philadelphia Airport (PNE) is roughly 18 miles from Philadelphia International Airport (PHL), offering travelers an easy connection.

How to find the best prices for flights from Buffalo (BUF) to Philadelphia (PHL)

Getting some of the best deals on flights from Buffalo to Philadelphia 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 typically found when booking 2-8 weeks in advance, which coincides with when most travelers make their reservations. Afternoon departures (12pm-6pm) usually offer lower prices, although morning flights (5am-12pm) are the most popular. Additionally, flying on Monday often results in cheaper rates, while Friday tends to be the busiest 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 Philadelphia International Airport from Buffalo Niagara International Airport

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

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Philadelphia, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Philadelphia International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Philadelphia 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 Philadelphia International Airport, the Philadelphia International Airport Terminals C & D Station, a metro station, is located about 0.1 miles away on foot, while the Philadelphia International Airport Terminal B Station, a train station, is about 0.2 miles away on foot. For those looking to reach the water, the Philadelphia Seaport, a seaport, is situated approximately 8.4 miles from the airport by car.

Frequently asked questions

How much does a flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Philadelphia, PA (PHL-Philadelphia Intl.) cost?
You can find cheap one-way flights from $100 and cheap return flights from $210 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Philadelphia, PA (PHL-Philadelphia Intl.) with Expedia. One-way flights generally range between $189 and $1000, and roundtrip flights usually range from $419 to $1166. 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 Philadelphia, PA (PHL-Philadelphia 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 Philadelphia, PA (PHL-Philadelphia Intl.)?
March is the cheapest month to fly from Buffalo to Philadelphia, with average round-trip fares around $413. This is about 9% lower than the average price throughout the year, as early spring often sees less travel demand. Other affordable months to consider are June and December.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Philadelphia, PA (PHL-Philadelphia Intl.)?
American Airlines operates around 30 direct flights from BUF to PHL every week.
What is the cheapest airline that flies from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Philadelphia, PA (PHL-Philadelphia Intl.)?
American Airlines is one of the cheapest airlines offering nonstop flights from Buffalo, NY (BUF) to Philadelphia, PA (PHL), with round-trip tickets starting from around $364. 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 Philadelphia, PA (PHL-Philadelphia Intl.)?
To find a cheap flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Philadelphia, PA (PHL-Philadelphia 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 airline to fly with from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Philadelphia, PA (PHL-Philadelphia Intl.)?
The best airline to fly with from Buffalo, NY (BUF) to Philadelphia, PA (PHL) will differ from traveler to traveler. If you like to fly early, American Airlines offers early morning flights. If price is the most important factor, American Airlines typically offers the lowest fares. American Airlines offers the most daily flights from BUF to PHL, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Philadelphia, PA (PHL-Philadelphia Intl.)?
For flights from Buffalo, NY (BUF) to Philadelphia, PA (PHL), the best times to travel are March and December. You can find return flights at around $413 during these months. March offers lower prices as it's before the busy spring season, while December is popular for holiday travel, providing a festive atmosphere in Philadelphia.*Prices based on flights available on Expedia in the last year.
How many flights per day from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Philadelphia, PA (PHL-Philadelphia Intl.)?
There are approximately 4 nonstop flights per day from Buffalo Niagara Intl. (BUF) to Philadelphia Intl. (PHL). For more options, look at flights that include layovers.
What is the earliest flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Philadelphia, PA (PHL-Philadelphia Intl.)?
The earliest flight from Buffalo (BUF) to Philadelphia (PHL) typically departs at around 5:00 AM, operated by American Airlines. This seasonal service is available in October, allowing you to maximize your time in Philadelphia. 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 Philadelphia, PA (PHL-Philadelphia Intl.)?
The most popular departure times for flights from Buffalo, NY (BUF) to Philadelphia, PA (PHL) are in the early morning, from 6am to 9am. About 30% of passengers prefer this time window. Many major carriers, including American Airlines and Delta, offer flights during this window. This timing works well because it allows you to arrive in Philadelphia with plenty of time to start your day.
How long does it take to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Philadelphia, PA (PHL-Philadelphia Intl.)?
Flying nonstop from BUF to PHL takes around 1 hour 30 minutes, with the route covering approximately 278 miles. Flights with a layover typically take 3 hours 50 minutes longer than direct options. 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 Philadelphia, PA (PHL-Philadelphia Intl.)?
First class seats are offered on the BUF to PHL route. 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 Philadelphia, PA (PHL-Philadelphia Intl.) flight with Expedia?
It's easy to earn miles on a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Philadelphia, PA (PHL-Philadelphia 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 Philadelphia from Buffalo Niagara Intl. (BUF)?
If you're planning to travel to Philadelphia from Buffalo Niagara Intl. (BUF), you can fly into Philadelphia Intl. (PHL) Some flights may connect through major hubs like Liberty Intl. (EWR), Ronald Reagan Washington National (DCA), LaGuardia (LGA) before reaching Philadelphia. 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 Philadelphia, PA (PHL-Philadelphia Intl.) at the last minute?
Typically, booking a last minute flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Philadelphia, PA (PHL-Philadelphia 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 Philadelphia, PA (PHL-Philadelphia Intl.) flight and hotel package?
Securing a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Philadelphia, PA (PHL-Philadelphia Intl.) Philadelphia 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 Philadelphia, PA (PHL-Philadelphia Intl.)?
If you booked your Buffalo, NY (BUF-Buffalo Niagara Intl.) to Philadelphia, PA (PHL-Philadelphia 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
Philadelphia Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$210
Distance
278 mi
Average flight time
1 hour 29 mins

Book with confidence

Buffalo to Philadelphia Flights

The cheapest times to fly from Buffalo to Philadelphia

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 Philadelphia are during the month of August. You can find some of the cheapest flights from Buffalo to Philadelphia with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Buffalo to Philadelphia

Sunday is one of the best days to book for cheap flights from Buffalo to Philadelphia: 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 Philadelphia

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 Philadelphia in 2026. You can also book with separate airlines for your outbound and return journeys, from $100 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 Philadelphia 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 Philadelphia 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 Philadelphia Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

Explore a world of travel with Expedia