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$315+ Cheap flights from Ireland to Philadelphia (PHL)

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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — PHL
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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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 June 12, 2025.

Round-trip from

$499
(British Airways)

One-way from

$315
(Kiwi.com)

Popular in

July

Cheapest in

April

Average price

$699

Good round-trip deal

$613 or less

Good one-way deal

$566 or less
From Ireland to Philadelphia
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One-way flight from Ireland to Philadelphia
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Highest demand for flights based on searches. 12% potential increase in price ($89 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Ireland to Philadelphia.
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Price to beat on a one-way flight from Ireland to Philadelphia.
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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 June 12, 2025.

This TravelUp deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1911:45 amDUB - PHL
1 stop13h 00mMultiple Airlines
Wed 6/257:35 pmPHL - DUB
1 stop14h 25mMultiple Airlines
Deal found 6/12$498
This British Airways deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2610:55 amDUB - PHL
2 stops15h 50mBritish Airways
Mon 9/293:54 pmPHL - DUB
2 stops14h 56mBritish Airways
Deal found 6/10$499
This American Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/2611:45 amDUB - PHL
1 stop25h 07mAmerican Airlines
Thu 7/36:42 pmPHL - DUB
1 stop29h 48mAmerican Airlines
Deal found 6/10$500
This Bravofly deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/104:20 pmDUB - PHL
Nonstop7h 40mAer Lingus
Thu 7/178:30 pmPHL - DUB
Nonstop6h 40mAer Lingus
Deal found 6/10$542
This Ticket deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/269:30 amDUB - PHL
Nonstop7h 15mIberia
Sat 8/26:45 pmPHL - DUB
Nonstop6h 45mIberia
Deal found 6/11$562
This Billigflug deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/269:30 amDUB - PHL
Nonstop7h 15mFinnair
Sat 8/26:45 pmPHL - DUB
Nonstop6h 45mFinnair
Deal found 6/11$575
This Vliegwinkel deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/259:30 amDUB - PHL
Nonstop7h 15mAlaska Airlines
Fri 8/16:35 pmPHL - DUB
1 stop29h 55mAlaska Airlines
Deal found 6/10$629
This oojo deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/125:55 pmDUB - PHL
2 stops27h 05mLufthansa
Sun 11/305:35 pmPHL - DUB
2 stops18h 35mLufthansa
Deal found 6/10$633
This Delta deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/248:55 amDUB - PHL
2 stops17h 41mDelta
Fri 7/255:27 pmPHL - DUB
1 stop12h 18mDelta
Deal found 6/12$648
This KLM deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/510:00 amDUB - PHL
1 stop11h 16mKLM
Sat 7/191:25 pmPHL - DUB
1 stop16h 20mKLM
Deal found 6/12$656
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/199:20 amDUB - PHL
1 stop10h 13mUnited Airlines
Fri 7/1812:19 pmPHL - DUB
2 stops17h 01mUnited Airlines
Deal found 6/10$684
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/262:40 pmSNN - PHL
2 stops31h 21mAmerican Airlines
Tue 7/11:48 pmPHL - SNN
2 stops25h 47mAmerican Airlines
Deal found 6/11$700

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated June 12, 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

Fri 9/26

10:55 am-9:45 pm

2 stops15h 50m

Philadelphia

Mon 9/29

3:54 pm-11:50 am

2 stops14h 56m

$499

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 6/26

11:45 am-7:52 am

1 stop25h 07m

Philadelphia

Thu 7/3

6:42 pm-5:30 am

1 stop29h 48m

$500

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 7/10

4:20 pm-7:00 pm

Nonstop7h 40m

Philadelphia

Thu 7/17

8:30 pm-8:10 am

Nonstop6h 40m

$542

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Sat 8/23

9:30 am-11:55 am

Nonstop7h 25m

Philadelphia

Sat 9/6

6:30 pm-2:25 pm

1 stop14h 55m

$543

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Sat 7/26

9:30 am-11:45 am

Nonstop7h 15m

Philadelphia

Sat 8/2

6:45 pm-6:30 am

Nonstop6h 45m

$562

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Sat 7/26

9:30 am-11:45 am

Nonstop7h 15m

Philadelphia

Sat 8/2

6:45 pm-6:30 am

Nonstop6h 45m

$575

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 7/25

9:30 am-11:45 am

Nonstop7h 15m

Philadelphia

Fri 8/1

6:35 pm-5:30 am

1 stop29h 55m

$629

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Wed 11/12

5:55 pm-4:00 pm

2 stops27h 05m

Philadelphia

Sun 11/30

5:35 pm-5:10 pm

2 stops18h 35m

$633

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Tue 6/24

8:55 am-9:36 pm

2 stops17h 41m

Philadelphia

Fri 7/25

5:27 pm-10:45 am

1 stop12h 18m

$648

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Sat 7/5

10:00 am-4:16 pm

1 stop11h 16m

Philadelphia

Sat 7/19

1:25 pm-10:45 am

1 stop16h 20m

$656

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 35 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 round-trip 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, August is the cheapest month in which you can book a flight from Ireland to Philadelphia (average of $236). Flying from Ireland to Philadelphia in March is currently the most expensive (average of $295). 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 June 12, 2025.

When flying from Ireland to Philadelphia, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 5% versus a flight at noon.

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 June 12, 2025.

The most flights from IE0 to PHL are scheduled on a Monday (8 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Philadelphia ranges from 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Philadelphia when rainfall is around 2.7 in.

Temperature in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Philadelphia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

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 June 12, 2025.
Read through reviews of airlines operating flights from Ireland to Philadelphia, such as Delta, Alaska Airlines and KLM. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Alaska Airlines
8.0
Very good
10,000 reviews
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,463 reviews
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 3 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Ireland to Philadelphia one-way?

    One-way options have recently been found by users for as low as $475 on Iberia. Other airlines that offer cheap prices include Aer Lingus from $489 and Finnair from $501 one-way.

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

    Consider Finnair (95%), Iberia (95%) or American Airlines (88%) when booking your flight. These represent the most reliable airlines when flying from Ireland to Philadelphia.

  • What are the cheapest flights from Ireland to Philadelphia?

    While on average a flight from Ireland to Philadelphia is generally $1,833, our data shows the cheapest flight currently is $361. When looking at the most popular route, (Dublin - Philadelphia), you can expect to pay $447 for that flight.

  • 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 vacation 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, August is the cheapest month in which you can book a flight from Ireland to Philadelphia (average of $236). Flying from Ireland to Philadelphia in March is currently the most expensive (average of $295). 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

Traveling to a place near Ireland?

Book flights to Ireland if you plan to visit one of these locations
Vineland
Wildwood
Pottstown
King of Prussia
Cherry Hill
Exton
Ocean City
Chester
Essington
Reading
Newark
Middletown
Millville
Ephrata
Camden
Dover
Elkton
Willow Grove
Glen Mills
Springfield

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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 5 airlines flying from Ireland to Philadelphia

Discover the top 5 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 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$341Average$634FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$395Average$640FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$416Average$655FlexibilityNo cancel feeOn-time71%
IberiaCheapest$463Average$635FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$604Average$784FlexibilityNo cancel feeOn-time70%

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