Cheap Flights from Philadelphia to Belfast

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Flight deals from Philadelphia to Belfast

Looking for a cheap last-minute deal or the best return flight from Philadelphia to Belfast? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Philadelphia to Belfast

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Philadelphia to Belfast flights are currently cheapest in July.

Alternative Philadelphia to Belfast routes

Looking for the cheapest, fastest or easiest route from Philadelphia to Belfast? You could fly into the following airports instead.

Philadelphia to Belfast: Flight information

The things to know before you go.
Cheapest flight found589 €
Cheapest month to flyJuly

Finding cheap flights from Philadelphia to Belfast: Frequently asked questions

There are 2 airports in Belfast: Belfast City and Belfast International.
The best price we found for a return flight from Philadelphia to Belfast is 589 €. 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 Philadelphia to Belfast. But we found flights with one or more stops from 589 €.
As of June 2025, there are no flights flying from Philadelphia to Belfast.
The cheapest month to fly from Philadelphia to Belfast is usually June 2025.
If you're flying from Philadelphia, the cheapest airport near Belfast is Belfast City – which is 3.7 km away from the centre of Belfast. We've found flights into this airport from 589 €.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Philadelphia to Belfast on Monday, 7 July 2025.
No airlines currently offer direct flights between Philadelphia and Belfast. 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 Belfast 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 Belfast is around 40 days in advance, so don’t leave your flight to the last minute.
In June, the average temperature is usually around 12°C. August is typically the warmest month in Belfast, when it usually averages around 17°C. You can expect the least rain in May. The coldest month is January, with temperatures averaging 4°C. The rainiest month is October.
The cheapest airline that flies to Belfast is American Airlines .

Travelling from Philadelphia to Belfast: what you need to know

  • Philadelphia International Airport (PHL) is Philadelphia's main airport. Explore your options for booking a flight from Philadelphia to Belfast taking off from here.

  • Hop off your plane in Belfast at Belfast International Airport (BFS) or George Best Belfast City Airport (BHD).

  • The timezone in Belfast is UTC+0, which is four hours ahead of Philadelphia.

  • Give yourself enough time to get on your Philadelphia to Belfast flight. A good rule of thumb is to arrive at least two hours before international departures and an hour ahead for domestic flights.

  • If you're flying during a peak month like August, be at the airport even earlier. You'll want to arrive up to four hours before an international flight and two hours ahead of a domestic departure. Check-in and security lines will be longer during peak periods like Thanksgiving, Christmas and New Year.

How to find the cheapest flights from Philadelphia to Belfast

  • To find cheap Philadelphia to Belfast flights, book ahead. Airlines tend to offer lower prices when tickets are first released.

  • The 'Whole month' tool will show you the cheapest plane tickets from Philadelphia to Belfast throughout the month. It's a great way to find a bargain if your plans are flexible.

  • Stay on top of deals for cheap flights from Philadelphia to Belfast by setting up a Price Alert. You'll receive an email or notification on the app when a new discounted fare appears.

  • Select your ideal arrival and departure times, number of stops and airlines by using the filters. Alternatively, sort your Philadelphia to Belfast flight results by 'Fastest,' 'Best' or 'Cheapest.'

Flying from Philadelphia

Philadelphia International Airport (PHL)

  • Think about adding a stopover to potentially find a cheaper Philadelphia to Belfast flight. Just uncheck 'Direct flights only' when browsing departures from Philadelphia International Airport. Break up the journey at one of these popular airports:

    • London Heathrow Airport (LHR)

    • Frankfurt Airport (FRA)

    • Amsterdam Airport Schiphol (AMS)

  • PHL is about 11 kilometres from central Philadelphia. If you're ride-sharing, catching a cab or driving from the centre, it'll take you 15 minutes or so to get there, depending on traffic. If you're planning to take public transport, expect the trip time to be around 45 minutes.

  • Want a leisurely start to your holiday? Stay near Philadelphia International Airport. Whether you're boarding an early flight from Philadelphia to Belfast or just don't want to be rushed, these hotels are ideal:

  • 78.93% of flights that leave from Philadelphia International Airport touch down at their destination on schedule.

  • PHL's address is 8500 Essington Ave.

Arriving in Belfast

Belfast International Airport (BFS)

  • Belfast International Airport (BFS) to central Belfast takes around 30 minutes to reach by car. The centre is roughly 19 kilometres away.

  • Travelling to the centre on public transport will take you around 2 hours.

  • The last thing you need is a lengthy journey to your hotel if you're arriving on a late flight from Philadelphia to Belfast. Book one of these accommodation options near BFS instead:

  • Travel at your own pace with a Belfast International Airport rental car. Pick up a set of wheels from Budget, Drivalia or Dollar and venture far and wide through Belfast and beyond.

  • Booking your vehicle from Belfast International Airport around three weeks in advance increases your chances of getting a good deal.

George Best Belfast City Airport (BHD)

  • As soon as your flight from Philadelphia to Belfast has arrived, you can get to the city centre in around 10 minutes by car. Central Belfast is approximately 5 kilometres from George Best Belfast City Airport (BHD).

  • If you choose to travel on public transport, the ride to the centre will take you 20 minutes or so.

  • Hang the 'Do not disturb' sign on your door and relax at a hotel near BHD. Here are a few options where you can take a load off after your flight from Philadelphia to Belfast:

  • Forget about inconvenient public transport timetables or long cab queues. Grab a George Best Belfast City Airport rental car and take your journey in whatever direction you like. Compare rates and availability from Budget, Sixt and Alamo.

  • Lock in the lowest price by booking your ride from BHD two weeks ahead of time. You'll also have access to a greater range of vehicles.

Best time to go to Belfast

  • It's time to plan your trip dates for your flight from Philadelphia to Belfast. August is the most popular month to visit Belfast. If you like a more peaceful vibe, go in January.

  • When booking your Philadelphia to Belfast tickets, consider the kind of weather you prefer. July is the warmest month in Belfast, with temperatures ranging from 10ºC (50ºF) to 19ºC (66ºF).

  • Search for cheap flights from Philadelphia to Belfast in January if you like travelling in cooler conditions. Temperatures are at their lowest then, ranging between 1ºC (34ºF) and 8ºC (46ºF) on average.

More about Belfast

  • Start your Belfast trip off on the right foot by choosing the perfect place to stay. Once you've booked your flight from Philadelphia to Belfast, explore our range of accommodation options including:

  • There are so many things to do and see in this city it can be hard to figure out where to start. Titanic Belfast, Crumlin Road Gaol Visitor Attraction and Conference Centre and Botanic Gardens are popular attractions which should be on every Belfast itinerary.

Explore more of United Kingdom

  • Belfast is easy to fall in love with, but there are so many other parts of United Kingdom waiting to be explored. Around 354 kilometres south-east of Belfast, a visit to Birmingham will keep you on the move. Start with attractions like Cadbury World, The Library of Birmingham and National Sea Life Centre.

  • Around 418 kilometres south-east of Belfast, Bristol is another favourite stop in United Kingdom. Start your sightseeing at Clifton Suspension Bridge, Cabot Tower and Brandon Hill Nature Park.

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