Cheap Flights from Belfast (BFS) to Philadelphia (PHL)

Popular airlines from Belfast International Airport (BFS) to Philadelphia Intl. Airport (PHL)

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Frequently asked questions

How much does a flight from Belfast Intl. Airport (BFS) to Philadelphia Intl. Airport (PHL) cost?
Get a cheap one-way flight or cheap return flight from Belfast Intl. Airport (BFS) to Philadelphia Intl. Airport (PHL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Belfast Intl. Airport (BFS) to Philadelphia Intl. Airport (PHL)?
The cheapest month to fly from BFS to PHL is , when demand is low. Off-peak season is often when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Belfast Intl. Airport (BFS) to Philadelphia Intl. Airport (PHL)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest BFS to PHL flight.
How many flights per day from Belfast Intl. Airport (BFS) to Philadelphia Intl. Airport (PHL)?
You'll need to hop on a flight with a layover if you're traveling from Belfast Intl. Airport (BFS) to Philadelphia Intl. Airport (PHL). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from BFS to PHL?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Belfast Intl. Airport (BFS) to Philadelphia Intl. Airport (PHL)?
Select a flight from Belfast Intl. Airport (BFS) to Philadelphia Intl. Airport (PHL) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Belfast Intl. Airport (BFS) to Philadelphia Intl. Airport (PHL) last-minute?
Booking your flight from BFS to PHL just before your trip is generally more expensive. However, if you're flexible with your travel dates and times, you could snag a cheap last-minute fare.
Is it cheaper to book a BFS to PHL flight and hotel package?
Compared with arranging flights and hotels separately, booking a BFS to PHL flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one convenient place will take the hassle out of travel planning. Simply pick your flights and select from our extensive range of stays, then tailor your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Belfast Intl. Airport (BFS) to Philadelphia Intl. Airport (PHL)?
Typically, you can reschedule or cancel your BFS to PHL flight. However, there may be additional charges, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you need more information, go to our Customer Service portal.

Travel information

Origin airport
Belfast Intl.
Destination airport
Philadelphia Intl.
Distance
3247 mi

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Belfast to Philadelphia Flights

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

 

The best time to book a flight from Belfast to Philadelphia

Sunday is one of the best days to book for cheap flights from Belfast 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 Belfast 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 Belfast to Philadelphia in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Belfast 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 Belfast 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.

 

Belfast to Philadelphia Flights

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*Available to One Key members.