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Cheap flights from Ireland to Philadelphia from £311

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — PHL
1 Sep — 8 Sep1
1 adult

Cheap flight deals from Ireland to Philadelphia

Keep the following information in mind while searching for Ireland to Philadelphia flight deals. Data was last updated 27 August 2025.

Round-trip from

£341

One-way from

£311

Popular in

July

Cheapest in

April

Average price

£502

Good round-trip deal

£462 or less

Good one-way deal

£385 or less
Delta
  • Delta
  • 15/10-25/10
  • 3 total stops
  • 31h 15m total
  • Ireland to Philadelphia
Search Deals
8/9
  • 8/9
  • 2 total stops
  • 39h 32m total
  • Ireland to Philadelphia
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£48 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
Search Deals
Price to beat on a round-trip flight from Ireland to Philadelphia.
Search Deals
Price to beat on a one-way flight from Ireland to Philadelphia.
Search Deals

Find flight deals from Ireland to Philadelphia

Cheapest flights from Ireland to Philadelphia
Explore the most affordable flight options available from Ireland to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 August 2025.

Wed 15/1008:55DUB - PHL
2 stops15h 19mDelta
Sat 25/1011:49PHL - DUB
1 stop15h 56mDelta
Deal found 26/8£341
Mon 8/909:30DUB - PHL
Nonstop7h 15mMultiple Airlines
Sat 20/919:10PHL - DUB
1 stop11h 30mMultiple Airlines
Deal found 25/8£342
Thu 16/1012:00DUB - PHL
1 stop14h 32mDelta
Wed 5/1117:40PHL - DUB
2 stops17h 05mDelta
Deal found 27/8£343
Fri 12/912:00DUB - PHL
1 stop14h 34mDelta
Tue 23/917:32PHL - DUB
2 stops16h 28mDelta
Deal found 26/8£344
Fri 24/1012:00DUB - PHL
1 stop14h 32mDelta
Tue 28/1017:40PHL - DUB
1 stop11h 40mDelta
Deal found 26/8£345
Fri 5/912:00DUB - PHL
1 stop14h 31mDelta
Tue 16/917:32PHL - DUB
1 stop12h 13mDelta
Deal found 26/8£346
Fri 5/908:35DUB - PHL
1 stop11h 55mAmerican Airlines
Sat 13/918:50PHL - DUB
Nonstop6h 40mAmerican Airlines
Deal found 26/8£347
Thu 4/909:30DUB - PHL
Nonstop7h 15mFinnair
Sat 13/918:50PHL - DUB
Nonstop6h 40mFinnair
Deal found 26/8£347
Wed 3/908:30DUB - PHL
1 stop12h 00mAmerican Airlines
Sun 21/918:50PHL - DUB
Nonstop6h 40mAmerican Airlines
Deal found 25/8£348
Fri 5/909:30DUB - PHL
Nonstop7h 15mFinnair
Sat 13/918:50PHL - DUB
Nonstop6h 40mFinnair
Deal found 25/8£350
Fri 12/908:35DUB - PHL
1 stop11h 55mAmerican Airlines
Tue 23/913:10PHL - DUB
1 stop11h 20mAmerican Airlines
Deal found 26/8£350
Fri 5/1220:05SNN - PHL
1 stop22h 05mBritish Airways
Mon 8/1215:00PHL - SNN
2 stops15h 30mBritish Airways
Deal found 25/8£451

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ireland to Philadelphia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 27 August 2025.
Use the filters below to find and compare flights from Ireland to Philadelphia that are best for you.

Fly from

Ireland

Fly to

Philadelphia

Route

Depart

Return

Price

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Wed 15/10

08:55-19:14

2 stops15h 19m

Philadelphia

Sat 25/10

11:49-08:45

1 stop15h 56m

£341

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Mon 8/9

09:30-11:45

Nonstop7h 15m

Philadelphia

Sat 20/9

18:50-06:30

Nonstop6h 40m

£342

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 16/10

12:00-21:32

1 stop14h 32m

Philadelphia

Wed 5/11

17:40-15:45

2 stops17h 05m

£343

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 12/9

12:00-21:34

1 stop14h 34m

Philadelphia

Tue 23/9

17:32-15:00

2 stops16h 28m

£344

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 24/10

12:00-21:32

1 stop14h 32m

Philadelphia

Tue 28/10

17:40-09:20

1 stop11h 40m

£345

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 4/12

11:30-13:55

Nonstop7h 25m

Philadelphia

Mon 8/12

21:10-08:40

Nonstop6h 30m

£346

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Wed 12/11

11:30-13:55

Nonstop7h 25m

Philadelphia

Sun 30/11

21:15-08:40

Nonstop6h 25m

£346

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 12/9

12:00-16:52

1 stop9h 52m

Philadelphia

Thu 18/9

13:35-10:45

1 stop16h 10m

£346

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Wed 10/9

12:00-21:31

1 stop14h 31m

Philadelphia

Sun 28/9

09:39-10:00

1 stop19h 21m

£346

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 24/10

12:00-21:32

1 stop14h 32m

Philadelphia

Fri 31/10

17:20-15:45

2 stops18h 25m

£346

Flights are sorted by cheapest return flights first.

Deals found on 25/8

Showing 1-10 of 21 results
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Best time to book a flight from Ireland to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Ireland with our price prediction graph.
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 Ireland to Philadelphia

What is the cheapest month to book a flight from Ireland to Philadelphia?

Currently, March is the cheapest month in which you can book a flight from Ireland to Philadelphia (average of £648). Flying from Ireland to Philadelphia in July is currently the most expensive (average of £839). 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 IE to PHL?

Find hourly flight availability from Ireland to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 August 2025.

A simple way to save on the total cost of your ticket is to fly from Ireland to Philadelphia at midday. If you’re flexible enough to do this you can expect to save up to 4% on your trip compared to booking a flight in the afternoon.

Weekly flight availability from Ireland to Philadelphia

Explore weekly flight availability from Ireland to Philadelphia. 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 27 August 2025.

The most flights from IE0 to PHL are scheduled on a Monday (8 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (8 on average).

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Philadelphia. Reviews last updated 27 August 2025.
Read through reviews of airlines operating flights from Ireland to Philadelphia, such as Finnair, American Airlines, andAer Lingus. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,321 reviews
Check prices

Entertainment

6.9

Boarding

7.6

Comfort

7.5

Food

6.7

Overall

7.6

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Finnair
7.6
Good
1,321 reviews
Finnair
7.6
Good
1,321 reviews
Check prices

Entertainment

6.9

Boarding

7.6

Comfort

7.5

Food

6.7

Overall

7.6

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
American Airlines
7.2
Good
10,000 reviews
Finnair
7.6
Good
1,321 reviews
Check prices

Entertainment

6.9

Boarding

7.6

Comfort

7.5

Food

6.7

Overall

7.6

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Aer Lingus
7.2
Good
1,238 reviews
Finnair
7.6
Good
1,321 reviews
Check prices

Entertainment

6.9

Boarding

7.6

Comfort

7.5

Food

6.7

Overall

7.6

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Iberia
7.0
Good
2,892 reviews
Finnair
7.6
Good
1,321 reviews
Check prices

Entertainment

6.9

Boarding

7.6

Comfort

7.5

Food

6.7

Overall

7.6

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
British Airways
6.7
Okay
7,310 reviews
Finnair
7.6
Good
1,321 reviews
Check prices

Entertainment

6.9

Boarding

7.6

Comfort

7.5

Food

6.7

Overall

7.6

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

Related info for your journey

Find useful and relevant information for your journey from Ireland to Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Philadelphia from Ireland?

    If you book a flight to Philadelphia from Ireland, you will be flying to Philadelphia, which is the city’s only airport. Philadelphia (PHL) is located 7.0 mi from the center of Philadelphia.

  • How popular is this Ireland to Philadelphia flight route?

    The Ireland to Philadelphia flight path was viewed by 819 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Ireland to Philadelphia?

    There are many flights that can get you from Ireland to Philadelphia in 15h 19m. Fly via Delta or British Airways to get the fastest option. The distance between Ireland and Philadelphia is about 3262 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most reliable airlines from Ireland to Philadelphia?

    Before booking your flight to Philadelphia from Ireland, check out the most reliable airlines to get you to your destination on time: Finnair (98%), Iberia (98%), American Airlines( 87%).

  • What are the cheapest flights from Ireland to Philadelphia?

    On average you can expect to pay £977 for a flight from Ireland to Philadelphia. The cheapest flight overall is £328 while the most popular route, (Dublin - Philadelphia) is currently priced at £332.

  • Can I find deals for flights from Ireland to Philadelphia that include hotel bookings?

    Yes. In addition to deals on Ireland to Philadelphia flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ireland to Philadelphia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to Philadelphia.

  • Can I find deals for business class flights from Ireland to Philadelphia?

    Yes. Cheapflights offers flight deals from Ireland to Philadelphia 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 Ireland to Philadelphia?

    Currently, March is the cheapest month in which you can book a flight from Ireland to Philadelphia (average of £648). Flying from Ireland to Philadelphia in July is currently the most expensive (average of £839). 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.

See more FAQs

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Alternative routes for Ireland to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Ireland to Philadelphia

Discover the top 6 airlines that operate flights from Ireland to Philadelphia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 27 August 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£294Average£391FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IberiaCheapest£325Average£473FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Aer LingusCheapest£329Average£456FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
FinnairCheapest£349Average£482FlexibilityNo cancel feeOn-time76%
Search Finnair flights
American AirlinesCheapest£374Average£518FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest£431Average£560FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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 Ireland to Philadelphia?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Philadelphia from Ireland today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Ireland to Philadelphia?

Cheapflights simply makes it quick and affordable to book flights from Ireland to Philadelphia by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Ireland to Philadelphia with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ireland to Philadelphia, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Ireland to Philadelphia become cheaper?

Yes! Start tracking prices for Ireland to Philadelphia flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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