Cheapflights Tip: The best prices from Philadelphia to Dublin are usually found in February or January, booked 43 days in advance, depart on a Tuesday or Monday and return on a Sunday
Find flight deals from Philadelphia to Dublin
Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Dublin (DUB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 August 2026.
Popular in
June
Cheapest in
February
Average price
£458
Good round-trip deal
£639 or less
Good one-way deal
£339 or less
Highest demand for flights based on searches. 20% potential increase in price (£99 potential increase over avg. return price).
Best time to book a flight from Philadelphia to Dublin
Have a flexible travel schedule? Discover the best time to fly to Dublin from Philadelphia with our price prediction graph.
PHL-DUB
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Philadelphia to Dublin
Prices
Airlines
How far ahead should I book a flight from Philadelphia to Dublin?
To ensure you get the cheapest price possible for a flight from Philadelphia to Dublin, you should look to book at least 42 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Philadelphia to Dublin?
Currently, February is the cheapest month in which you can book a flight from Philadelphia to Dublin (average of £396). Flying from Philadelphia to Dublin in June is currently the most expensive (average of £843). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from PHL to DUB?
Find hourly flight availability from Philadelphia to Dublin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 August 2026.
When flying from Philadelphia to Dublin, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from Philadelphia to Dublin
Explore weekly flight availability from Philadelphia to Dublin. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 21 August 2026.
The most flights from PHL to DUB are scheduled on a Monday (10 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (10 on average).
Related info for your journey
Find useful and relevant information for your journey from Philadelphia to Dublin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
How popular is this Philadelphia to Dublin flight route?
The Philadelphia to Dublin flight path was viewed by 18 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
What are the most reliable airlines from Philadelphia to Dublin?
Before booking your flight to Dublin from Philadelphia, check out the most reliable airlines to get you to your destination on time: Finnair (85%), American Airlines (76%), Aer Lingus( 76%).
Can I find deals for flights from Philadelphia to Dublin that include hotel bookings?
Yes. In addition to deals on Philadelphia to Dublin flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Philadelphia to Dublin?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Dublin.
Can I find deals for business class flights from Philadelphia to Dublin?
Yes. Cheapflights offers flight deals from Philadelphia to Dublin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Philadelphia to Dublin?
Currently, February is the cheapest month in which you can book a flight from Philadelphia to Dublin (average of £396). Flying from Philadelphia to Dublin in June is currently the most expensive (average of £843). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Explore flights to Dublin departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 21 August 2026.
Browse through other flights departing from Philadelphia. Flights are based on user searches made on Cheapflights and were last updated on 21 August 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Philadelphia to Dublin?
Cheapflights makes it easy to find Philadelphia to Dublin flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from Philadelphia to Dublin?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Philadelphia to Dublin.
Can Cheapflights find flights from Philadelphia to Dublin with no change fees?
Need flexible booking options for your flight to Dublin from Philadelphia? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Philadelphia to Dublin become cheaper?
Of course! You can now track prices for flights from Philadelphia to Dublin and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.
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