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Cheap flights from Ireland to Delaware from £223

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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — ILG
24 May — 31 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ireland to Delaware

Enter your travel dates to find the best prices.

Cheapest flights from Ireland to Delaware
Explore the most affordable flight options available from Ireland to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 April 2026.

Fri 15/513:45
DUB
-
PHL
Nonstop7h 25m
Multiple Airlines
Wed 27/519:20
PHL
-
DUB
1 stop12h 35m
Multiple Airlines
Deal found 20/4£388
Fri 15/513:45
DUB
-
PHL
Nonstop7h 25m
Multiple Airlines
Mon 25/522:10
PHL
-
DUB
1 stop15h 30m
Multiple Airlines
Deal found 20/4£388
Tue 9/613:45
DUB
-
PHL
Nonstop7h 15m
Finnair
Tue 16/618:30
PHL
-
DUB
Nonstop7h 00m
Finnair
Deal found 24/4£390
Fri 25/910:40
DUB
-
PHL
1 stop12h 24m
JetBlue
Fri 2/1015:25
PHL
-
DUB
1 stop11h 55m
JetBlue
Deal found 20/4£391
Wed 27/520:30
DUB
-
PHL
1 stop25h 05m
British Airways
Sun 31/519:20
PHL
-
DUB
1 stop31h 25m
British Airways
Deal found 23/4£393
Wed 13/513:45
DUB
-
PHL
Nonstop7h 25m
British Airways
Sat 23/522:10
PHL
-
DUB
1 stop28h 35m
British Airways
Deal found 20/4£393
Sat 16/518:45
DUB
-
PHL
1 stop22h 25m
British Airways
Wed 27/519:20
PHL
-
DUB
1 stop12h 35m
British Airways
Deal found 20/4£394
Wed 27/520:30
DUB
-
PHL
1 stop25h 05m
British Airways
Tue 9/617:30
PHL
-
DUB
2 stops18h 30m
British Airways
Deal found 21/4£395
Thu 30/412:40
DUB
-
PHL
Nonstop7h 25m
Finnair
Sun 3/518:30
PHL
-
DUB
Nonstop7h 00m
Finnair
Deal found 20/4£396
Wed 17/620:30
DUB
-
PHL
2 stops22h 20m
British Airways
Tue 30/619:20
PHL
-
DUB
1 stop18h 30m
British Airways
Deal found 20/4£399
Wed 3/620:30
DUB
-
PHL
1 stop20h 40m
Multiple Airlines
Wed 10/618:30
PHL
-
DUB
Nonstop7h 00m
Multiple Airlines
Deal found 20/4£400
Wed 3/613:05
SNN
-
PHL
2 stops24h 50m
Delta
Tue 9/606:05
PHL
-
SNN
2 stops24h 05m
Delta
Deal found 24/4£440

Find flight deals from Ireland to Delaware

Keep the following information in mind while searching for Ireland to Delaware flight deals. Data was last updated 24 April 2026.

Round-trip from

£388

One-way from

£223

Popular in

July

Cheapest in

March

Average price

£399
15/5-27/5
  • 15/5-27/5
  • 1 total stop
  • 20h 00m total
  • Ireland to Delaware
Search Deals
JetBlue
  • JetBlue
  • 5/6
  • 1 total stop
  • 15h 39m total
  • Ireland to Delaware
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£68 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ireland to Delaware 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 24 April 2026.
Use the filters below to find and compare flights from Ireland to Delaware that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 15/5

13:45-16:10

Nonstop7h 25m

Philadelphia

Mon 25/5

22:10-18:40

1 stop15h 30m

£388
Fastest return journey

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Tue 9/6

13:45-16:00

Nonstop7h 15m

Philadelphia

Tue 16/6

18:30-06:30

Nonstop7h 00m

£390

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Wed 27/5

20:30-16:35

1 stop25h 05m

Philadelphia

Sun 31/5

19:20-07:45

1 stop31h 25m

£393

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 4/6

08:35-15:25

1 stop11h 50m

Philadelphia

Sun 7/6

19:20-07:45

1 stop31h 25m

£393

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 15/5

13:45-16:10

Nonstop7h 25m

Philadelphia

Sat 23/5

22:10-07:45

1 stop28h 35m

£393

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 15/5

13:45-16:10

Nonstop7h 25m

Philadelphia

Wed 27/5

19:20-14:35

1 stop14h 15m

£393

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Wed 3/6

13:05-11:50

2 stops27h 45m

Philadelphia

Tue 9/6

06:05-11:10

2 stops24h 05m

£442

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Wed 27/5

13:05-08:55

2 stops24h 50m

Philadelphia

Mon 1/6

12:07-11:10

2 stops18h 03m

£443

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Wed 3/6

21:15-12:10

1 stop19h 55m

Philadelphia

Sun 7/6

17:30-20:35

2 stops22h 05m

£508

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Wed 3/6

16:50-12:10

1 stop24h 20m

Philadelphia

Tue 9/6

15:28-11:20

2 stops14h 52m

£508

Flights are sorted by cheapest return flights first.

Deals found on 23/4

Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from Ireland to Delaware

Have a flexible travel schedule? Discover the best time to fly to Delaware 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 Delaware
No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • How long is the flight from Ireland to Delaware?

    There are many flights that can get you from Ireland to Delaware in 7h 15m. Fly via Finnair, British Airways, or Delta to get the fastest option. The distance between Ireland and Delaware is about 3262 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ireland to Delaware by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Ireland to Delaware

See prices for flight routes from nearby airports that may be better suited for you.
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Heathrow to Newark flights
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Heathrow to Dallas/Fort Worth flights
Heathrow to O'Hare Intl flights
Manchester to John F Kennedy Intl flights
Manchester to Orlando flights
Gatwick to Orlando flights
Heathrow to San Francisco flights
London City to Newark flights
Heathrow to Baltimore flights
Heathrow to Las Vegas flights
Gatwick to Boston flights
Heathrow to Seattle flights
Gatwick to Los Angeles flights
Stansted to Los Angeles flights
London City to Los Angeles flights
Heathrow to Atlanta flights
Stansted to Orlando flights
Heathrow to Hobby flights
Manchester to Newark flights
Stansted to LaGuardia flights
London City to Boston flights
Stansted to Boston flights
Stansted to Miami flights
Gatwick to Miami flights
London City to Orlando flights
Heathrow to Tampa flights
Heathrow to Denver flights
Heathrow to George Bush Intcntl flights
Manchester to LaGuardia flights
London City to Miami flights
Heathrow to Reagan-National flights
Gatwick to Dulles Intl flights
Gatwick to O'Hare Intl flights
Heathrow to Austin flights
Stansted to Dulles Intl flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Ireland to Delaware?

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

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ireland to Delaware flexibly with Cheapflights today.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Delaware from Ireland today and book when prices fit your budget.

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