Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Ireland to Philadelphia from £278

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 18/12. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — PHL
27 Dec — 3 Jan1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Ireland to Philadelphia

Enter your travel dates to find the best prices.

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 November 2025.

Fri 5/1205:55DUB - PHL
2 stops15h 37mDelta
Sun 14/1206:00PHL - DUB
1 stop22h 20mDelta
Deal found 25/11£358
Fri 5/1211:30DUB - PHL
1 stop10h 26mAir France
Sun 14/1217:36PHL - DUB
1 stop10h 44mAir France
Deal found 25/11£359
Fri 5/1211:30DUB - PHL
Nonstop7h 30mAmerican Airlines
Sun 14/1219:51PHL - DUB
1 stop11h 24mAmerican Airlines
Deal found 25/11£454
Fri 5/1211:30DUB - PHL
Nonstop7h 30mIberia
Sun 14/1221:20PHL - DUB
Nonstop6h 20mIberia
Deal found 25/11£464
Sat 13/1217:55DUB - PHL
1 stop24h 10mMultiple Airlines
Sat 27/1221:15PHL - DUB
Nonstop6h 25mMultiple Airlines
Deal found 25/11£468
Sat 13/1211:30DUB - PHL
Nonstop7h 30mFinnair
Sat 27/1221:15PHL - DUB
Nonstop6h 25mFinnair
Deal found 25/11£469
Wed 24/1220:40DUB - PHL
1 stop24h 35mBritish Airways
Mon 12/118:35PHL - DUB
1 stop17h 30mBritish Airways
Deal found 26/11£472
Fri 12/1212:55DUB - PHL
1 stop14h 46mMultiple Airlines
Sat 27/1221:15PHL - DUB
Nonstop6h 25mMultiple Airlines
Deal found 25/11£480
Fri 12/1209:00DUB - PHL
2 stops37h 39mUnited Airlines
Sat 27/1218:34PHL - DUB
1 stop32h 36mUnited Airlines
Deal found 25/11£494
Mon 22/1206:00DUB - PHL
2 stops18h 54mDelta
Thu 1/107:05PHL - DUB
1 stop21h 15mDelta
Deal found 26/11£495
Wed 24/1220:40DUB - PHL
1 stop24h 35mBritish Airways
Wed 7/118:35PHL - DUB
1 stop12h 40mBritish Airways
Deal found 26/11£498

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 November 2025.

Round-trip from

£328

One-way from

£278

Popular in

July

Cheapest in

April

Average price

£416

Good round-trip deal

£385 or less
American Airlines
  • American Airlines
  • 23/1-26/1
  • 2 total stops
  • 41h 50m total
  • Ireland to Philadelphia
Search Deals
18/12
  • 18/12
  • 2 total stops
  • 26h 00m total
  • Ireland to Philadelphia
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£51 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from Ireland to Philadelphia.
Search Deals

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 November 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

Mon 12/1

17:55-13:30

1 stop24h 35m

Philadelphia

Sun 18/1

18:35-15:05

1 stop15h 30m

£330

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 22/1

20:40-16:15

1 stop24h 35m

Philadelphia

Fri 30/1

18:35-15:05

1 stop15h 30m

£331

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Wed 14/1

11:30-14:05

Nonstop7h 35m

Philadelphia

Sat 31/1

19:50-15:00

1 stop14h 10m

£331

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 23/1

16:00-16:15

1 stop29h 15m

Philadelphia

Mon 2/2

18:35-12:35

1 stop13h 00m

£331

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 23/1

08:50-16:15

1 stop12h 25m

Philadelphia

Tue 27/1

18:35-19:40

1 stop20h 05m

£331

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 22/1

18:00-13:30

1 stop24h 30m

Philadelphia

Mon 26/1

18:35-12:35

1 stop13h 00m

£331

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Sun 25/1

19:25-16:15

1 stop25h 50m

Philadelphia

Mon 2/2

18:35-09:50

1 stop10h 15m

£331

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 22/1

16:05-16:15

1 stop29h 10m

Philadelphia

Sun 1/2

18:35-12:15

1 stop12h 40m

£331

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 23/1

11:30-14:05

Nonstop7h 35m

Philadelphia

Mon 26/1

21:25-08:40

Nonstop6h 15m

£345

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 17/4

09:30-11:45

Nonstop7h 15m

Philadelphia

Fri 24/4

18:50-06:30

Nonstop6h 40m

£348

Flights are sorted by cheapest return flights first.

Deals found on 26/11

Showing 1-10 of 21 results
1
2
3

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, January is the cheapest month in which you can book a flight from Ireland to Philadelphia (average of £203). Flying from Ireland to Philadelphia in June is currently the most expensive (average of £339). 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 November 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 8% on your trip compared to booking a flight in the afternoon.

How often are flights from Ireland to Philadelphia delayed?

About 9% of weekly flights between Ireland and Philadelphia have experienced delays in the past year, with the average delay time being 137 minutes.

What is the most punctual flight time for Ireland to Philadelphia flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Ireland to Philadelphia flights?

Over the past year, American Airlines have had the lowest number of delays on this route, with just 6% of flights being delayed.

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 November 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
1,334 reviews
Check prices

Crew

8.1

Entertainment

6.9

Overall

7.6

Comfort

7.4

Food

6.7

Boarding

7.6

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
1,334 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Crew

8.1

Entertainment

6.9

Overall

7.6

Comfort

7.4

Food

6.7

Boarding

7.6

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
11,039 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Crew

8.1

Entertainment

6.9

Overall

7.6

Comfort

7.4

Food

6.7

Boarding

7.6

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
1,382 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Crew

8.1

Entertainment

6.9

Overall

7.6

Comfort

7.4

Food

6.7

Boarding

7.6

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
3,036 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Crew

8.1

Entertainment

6.9

Overall

7.6

Comfort

7.4

Food

6.7

Boarding

7.6

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
7,539 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Crew

8.1

Entertainment

6.9

Overall

7.6

Comfort

7.4

Food

6.7

Boarding

7.6

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 710 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 24h 35m. Fly via British Airways to get the fastest option. The distance between Ireland and Philadelphia is about 3262 mi.

  • 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: Iberia (92%), Finnair (92%), American Airlines( 82%).

  • What are the cheapest flights from Ireland to Philadelphia?

    On average you can expect to pay £1,171 for a flight from Ireland to Philadelphia. The cheapest flight overall is £330 while the most popular route, (Dublin - Philadelphia) is currently priced at £333.

  • 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, January is the cheapest month in which you can book a flight from Ireland to Philadelphia (average of £203). Flying from Ireland to Philadelphia in June is currently the most expensive (average of £339). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ireland to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Gatwick to John F Kennedy Intl flights
Heathrow to LaGuardia flights
Gatwick to Newark flights
London City to John F Kennedy Intl flights
Stansted to John F Kennedy Intl flights
Gatwick to LaGuardia flights
Luton to John F Kennedy Intl flights
London City to Newark flights
Stansted to Newark flights
Luton to Newark flights
Manchester to John F Kennedy Intl flights
Heathrow to Dulles Intl flights
Manchester to Newark flights
Manchester to LaGuardia flights
Gatwick to Dulles Intl flights
Heathrow to Reagan-National flights
Edinburgh to Newark flights
London City to Dulles Intl flights
Heathrow to Philadelphia flights
Edinburgh to John F Kennedy Intl flights
Stansted to Dulles Intl flights
Gatwick to Reagan-National flights
Southend to John F Kennedy Intl flights
Luton to Dulles Intl flights
Edinburgh to LaGuardia flights
Stansted to LaGuardia flights
Glasgow Intl to John F Kennedy Intl flights
Glasgow Intl to Newark flights
Gatwick to Philadelphia flights
Luton to LaGuardia flights
London City to LaGuardia flights
London City to Philadelphia flights
Birmingham to John F Kennedy Intl flights
Birmingham to Newark flights
Glasgow Intl to LaGuardia flights
Edinburgh to Dulles Intl flights
Stansted to Philadelphia flights
Birmingham to LaGuardia flights
Newcastle upon Tyne to John F Kennedy Intl flights
Heathrow to Pittsburgh flights
Luton to Philadelphia flights
Newcastle upon Tyne to Newark flights
Manchester to Dulles Intl flights
London City to Reagan-National flights
Manchester to Reagan-National flights
Newcastle upon Tyne to LaGuardia flights
Cardiff to John F Kennedy Intl flights
Manchester to Philadelphia flights

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 November 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£300Average£407FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Aer LingusCheapest£319Average£438FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
IberiaCheapest£346Average£478FlexibilityNo cancel feeOn-time77%
Search Iberia flights
FinnairCheapest£348Average£452FlexibilityNo cancel feeOn-time76%
Search Finnair flights
American AirlinesCheapest£380Average£507FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest£440Average£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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.