Cheap flights from Philadelphia to Belfast from $675
This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Belfast departing on 3/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Philadelphia to Belfast
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Cheap bus & train deals from Philadelphia to Belfast
All round-trip flight deals from Philadelphia to Belfast
American Airlines flights from Philadelphia to Belfast
Our best American Airlines deals on Philadelphia to Belfast flight tickets
Finnair flights from Philadelphia to Belfast
Our best Finnair deals on Philadelphia to Belfast flight tickets
See travel insights to Belfast from
How to get the cheapest flight ticket from Philadelphia to Belfast
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest day to depart on your flight to Belfast?
The cheapest day to depart from Philadelphia to Belfast is on a Wednesday when prices can be found for as low as $736. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Philadelphia to Belfast for around $1,214.
What is the cheapest time of day to depart on your flight to Belfast?
Our data shows that the cheapest Philadelphia to Belfast flights are usually those with departure times in the evening. Our users have found flights to Belfast in the evening for as low as $788. Try not to purchase tickets in the afternoon because they tend to be around $849. Of course, these prices can vary depending on the time of year and what airport you fly to.
Cheap Philadelphia to Belfast flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Belfast
How far is Philadelphia to Belfast by plane?
There are 3250.7 mi between Philadelphia and Belfast. In terms of flight time, this usually takes a little over 10h 35m.
When did momondo last update prices for flights from Philadelphia Airport to Belfast?
Prices for flights from Philadelphia Airport to Belfast are updated daily.
How many operators does momondo search for flights from Philadelphia Airport to Belfast?
As of January 2025, there is 1 operator available to choose from for flights from Philadelphia Airport to Belfast.
How old do you have to be to fly from Philadelphia Airport to Belfast?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Philadelphia Airport to Belfast.
What documentation or ID do you need to fly to Belfast?
The travel and health documents you'll need for your trip to Belfast may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Belfast. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Philadelphia to Belfast
Compare and see reviews for airlines that fly from Philadelphia to Belfast with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $609 | Free Cancellation | Rating 6.6 6,834 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Philadelphia to Belfast?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Philadelphia to Belfast. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Philadelphia to Belfast with flexible booking policies on momondo?
Flights from Philadelphia to Belfast with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Philadelphia to Belfast?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Belfast from Philadelphia.
I’m not ready to book a flight from Philadelphia to Belfast right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Philadelphia to Belfast now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Belfast and let you know when they change.