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Cheap flights from Ireland to Delaware from £280

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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — ILG
10 Apr — 17 Apr1
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 11 March 2026.

Tue 21/408:35
DUB
-
PHL
1 stop11h 55m
British Airways
Tue 28/422:05
PHL
-
DUB
1 stop11h 30m
British Airways
Deal found 7/3£321
Thu 2/412:40
DUB
-
PHL
Nonstop7h 25m
Multiple Airlines
Wed 8/419:35
PHL
-
DUB
1 stop12h 20m
Multiple Airlines
Deal found 9/3£342
Tue 21/412:40
DUB
-
PHL
Nonstop7h 25m
British Airways
Tue 5/522:05
PHL
-
DUB
1 stop16h 25m
British Airways
Deal found 9/3£347
Wed 22/408:35
DUB
-
PHL
1 stop13h 00m
British Airways
Tue 5/522:05
PHL
-
DUB
1 stop16h 25m
British Airways
Deal found 9/3£348
Thu 16/412:40
DUB
-
PHL
Nonstop7h 25m
British Airways
Mon 20/418:40
PHL
-
DUB
1 stop32h 00m
British Airways
Deal found 8/3£349
Mon 27/410:40
DUB
-
PHL
1 stop16h 19m
JetBlue
Mon 4/518:33
PHL
-
DUB
1 stop8h 47m
JetBlue
Deal found 9/3£352
Mon 27/410:40
DUB
-
PHL
1 stop16h 19m
JetBlue
Tue 5/518:33
PHL
-
DUB
1 stop8h 47m
JetBlue
Deal found 11/3£353
Tue 28/408:35
DUB
-
PHL
1 stop11h 55m
Multiple Airlines
Sun 3/518:30
PHL
-
DUB
Nonstop7h 00m
Multiple Airlines
Deal found 6/3£354
Fri 3/407:30
SNN
-
PHL
1 stop13h 00m
British Airways
Tue 7/417:55
PHL
-
SNN
2 stops12h 25m
British Airways
Deal found 6/3£463
Thu 7/521:15
SNN
-
PHL
1 stop19h 55m
British Airways
Mon 11/517:55
PHL
-
SNN
2 stops12h 25m
British Airways
Deal found 7/3£463
Thu 16/421:15
SNN
-
PHL
1 stop19h 55m
British Airways
Sun 19/411:50
PHL
-
SNN
2 stops18h 30m
British Airways
Deal found 8/3£469
Thu 16/412:30
SNN
-
PHL
2 stops17h 29m
United Airlines
Sun 19/406:04
PHL
-
SNN
2 stops23h 11m
United Airlines
Deal found 10/3£583

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 11 March 2026.

Round-trip from

£321

One-way from

£280

Popular in

July

Cheapest in

March

Average price

£343
British Airways
  • British Airways
  • 21/4-28/4
  • 2 total stops
  • 23h 25m total
  • Ireland to Delaware
Search Deals
3/6
  • 3/6
  • 3 total stops
  • 40h 16m total
  • Ireland to Delaware
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£56 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 11 March 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 17/4

12:40-15:05

Nonstop7h 25m

Philadelphia

Fri 24/4

19:35-17:50

1 stop17h 15m

£342

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 2/4

12:40-15:05

Nonstop7h 25m

Philadelphia

Thu 9/4

18:40-07:40

1 stop32h 00m

£347

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 16/4

12:40-15:05

Nonstop7h 25m

Philadelphia

Mon 20/4

18:40-07:40

1 stop32h 00m

£349

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Tue 21/4

10:30-16:35

1 stop11h 05m

Philadelphia

Mon 27/4

22:05-16:05

1 stop13h 00m

£370
Fastest return journey

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 15/5

13:45-16:10

Nonstop7h 25m

Philadelphia

Sun 24/5

18:30-06:30

Nonstop7h 00m

£373

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Tue 21/4

05:55-22:12

2 stops21h 17m

Philadelphia

Mon 27/4

18:31-10:45

1 stop11h 14m

£391

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Thu 7/5

21:15-15:30

1 stop23h 15m

Philadelphia

Mon 11/5

18:45-11:20

1 stop11h 35m

£463

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Mon 20/4

21:15-15:30

1 stop23h 15m

Philadelphia

Mon 27/4

14:45-11:20

2 stops15h 35m

£463

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Fri 3/4

07:30-15:30

1 stop13h 00m

Philadelphia

Tue 7/4

17:55-11:20

2 stops12h 25m

£463

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Thu 16/4

21:15-15:30

1 stop23h 15m

Philadelphia

Sun 19/4

22:05-11:20

1 stop32h 15m

£463

Flights are sorted by cheapest return flights first.

Deals found on 10/3

Showing 1-10 of 26 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 25m. Fly via British Airways to get the fastest option. The distance between Ireland and Delaware is about 3262 mi. Most flights are nonstop.

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