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Cheap flights from Ireland to Delaware from £219

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 16/6. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — ILG
5 Jul — 12 Jul1
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 5 June 2026.

Tue 9/613:45
DUB
-
PHL
Nonstop7h 15m
Finnair
Tue 16/618:30
PHL
-
DUB
Nonstop7h 00m
Finnair
Deal found 2/6£392
Thu 11/613:45
DUB
-
PHL
Nonstop7h 15m
Finnair
Thu 18/612:51
PHL
-
DUB
1 stop15h 54m
Finnair
Deal found 2/6£394
Tue 9/605:55
DUB
-
PHL
2 stops18h 17m
Delta
Tue 16/617:35
PHL
-
DUB
2 stops16h 50m
Delta
Deal found 2/6£398
Tue 9/608:55
DUB
-
PHL
2 stops18h 27m
Delta
Sun 14/610:40
PHL
-
DUB
2 stops18h 20m
Delta
Deal found 1/6£401
Thu 11/611:10
DUB
-
PHL
2 stops16h 12m
Delta
Thu 18/605:40
PHL
-
DUB
1 stop21h 15m
Delta
Deal found 1/6£402
Sat 6/609:30
DUB
-
PHL
1 stop19h 10m
Finnair
Sun 14/617:40
PHL
-
DUB
1 stop13h 10m
Finnair
Deal found 30/5£406
Mon 6/710:40
DUB
-
PHL
1 stop26h 04m
JetBlue
Sat 18/720:55
PHL
-
DUB
1 stop30h 25m
JetBlue
Deal found 3/6£407
Wed 10/613:05
SNN
-
PHL
2 stops15h 12m
Delta
Wed 17/606:25
PHL
-
SNN
2 stops23h 45m
Delta
Deal found 31/5£407
Mon 8/611:00
DUB
-
PHL
1 stop12h 37m
KLM
Sat 13/619:05
PHL
-
DUB
1 stop32h 40m
KLM
Deal found 1/6£409
Wed 1/710:40
DUB
-
PHL
1 stop14h 20m
JetBlue
Sun 12/709:12
PHL
-
DUB
1 stop18h 08m
JetBlue
Deal found 2/6£425
Fri 12/613:45
DUB
-
PHL
Nonstop7h 15m
Iberia
Tue 16/618:30
PHL
-
DUB
Nonstop7h 00m
Iberia
Deal found 1/6£430
Wed 10/607:30
SNN
-
PHL
1 stop12h 55m
British Airways
Wed 17/615:28
PHL
-
SNN
2 stops14h 52m
British Airways
Deal found 31/5£520

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 5 June 2026.

Round-trip from

£400

One-way from

£219

Popular in

July

Cheapest in

March

Average price

£510
Delta
  • Delta
  • 15/6-29/6
  • 3 total stops
  • 41h 17m total
  • Ireland to Delaware
Search Deals
JetBlue
  • JetBlue
  • 16/6
  • 1 total stop
  • 14h 20m total
  • Ireland to Delaware
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£92 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 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 5 June 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

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Tue 16/6

13:05-13:26

2 stops29h 21m

Philadelphia

Tue 23/6

12:07-11:10

2 stops18h 03m

£407

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 26/6

11:10-22:22

2 stops16h 12m

Philadelphia

Mon 13/7

13:10-08:20

2 stops14h 10m

£492

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 23/10

11:10-20:07

2 stops13h 57m

Philadelphia

Sat 31/10

18:13-07:45

1 stop33h 32m

£566

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Tue 23/6

16:10-18:55

Nonstop7h 45m

Philadelphia

Fri 10/7

09:20-04:35

1 stop14h 15m

£571
Fastest return journey

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 22/10

09:30-11:45

Nonstop7h 15m

Philadelphia

Sat 31/10

22:10-08:30

Nonstop6h 20m

£583

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 23/10

05:55-17:19

2 stops16h 24m

Philadelphia

Sat 31/10

09:40-07:50

2 stops18h 10m

£584

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 10/9

11:10-22:37

2 stops16h 27m

Philadelphia

Wed 16/9

13:20-08:15

2 stops13h 55m

£585

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Thu 10/9

13:05-00:27

2 stops16h 22m

Philadelphia

Thu 17/9

15:54-11:10

2 stops14h 16m

£590

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 23/10

08:35-16:40

1 stop13h 05m

Philadelphia

Sat 31/10

22:10-08:30

Nonstop6h 20m

£596

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Thu 10/9

21:15-16:40

1 stop24h 25m

Philadelphia

Thu 17/9

17:30-11:20

2 stops12h 50m

£629

Flights are sorted by cheapest return flights first.

Deals found on 2/6

Showing 1-10 of 29 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 13h 57m. Fly via Delta, KLM, or British Airways 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

Browse thousands of different options on Cheapflights for your next trip

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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.
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Gatwick to John F Kennedy Intl flights
Heathrow to LaGuardia flights
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Gatwick to LaGuardia flights
Heathrow to Los Angeles flights
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Luton to John F Kennedy Intl flights
Heathrow to Miami flights
Stansted to Newark flights
Luton to Newark flights
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Heathrow to San Francisco flights
Manchester to John F Kennedy Intl flights
Heathrow to O'Hare Intl flights
Manchester to Orlando flights
Heathrow to Seattle flights
Heathrow to Dallas/Fort Worth flights
Gatwick to Boston flights
Heathrow to Hobby flights
Gatwick to Orlando flights
Heathrow to Dulles Intl flights
London City to Newark flights
Heathrow to Las Vegas flights
Gatwick to Los Angeles flights
Heathrow to Baltimore flights
Gatwick to Miami flights
London City to Los Angeles flights
Stansted to Los Angeles flights
Stansted to LaGuardia flights
Heathrow to George Bush Intcntl flights
London City to Miami flights
Stansted to Miami flights
Manchester to Newark flights
Stansted to Orlando flights
Heathrow to Tampa flights
Gatwick to San Francisco flights
Heathrow to Atlanta flights
London City to Boston flights
Manchester to LaGuardia flights
London City to San Francisco flights
Edinburgh to Boston flights
Stansted to San Francisco flights
Heathrow to Ontario flights
Stansted to Boston flights
London City to Orlando flights
Luton to Miami flights

Fly with Cheapflights

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How does Cheapflights help users find flights 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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