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Cheap flights from Ireland to Delaware from £239

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/4. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — ILG
6 Apr — 13 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 7 March 2026.

Fri 17/412:40
DUB
-
PHL
Nonstop7h 25m
Multiple Airlines
Fri 24/419:35
PHL
-
DUB
1 stop17h 15m
Multiple Airlines
Deal found 4/3£239
Fri 17/412:40
DUB
-
PHL
Nonstop7h 25m
Finnair
Fri 24/418:30
PHL
-
DUB
Nonstop7h 00m
Finnair
Deal found 4/3£245
Thu 26/311:30
DUB
-
PHL
Nonstop7h 25m
Multiple Airlines
Sun 29/322:10
PHL
-
DUB
1 stop12h 55m
Multiple Airlines
Deal found 3/3£256
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
Wed 18/1113:00
DUB
-
PHL
Nonstop8h 00m
Aer Lingus
Mon 23/1117:30
PHL
-
DUB
Nonstop6h 35m
Aer Lingus
Deal found 3/3£323
Sat 6/620:15
DUB
-
PHL
1 stop20h 55m
Multiple Airlines
Sat 29/818:45
PHL
-
DUB
1 stop14h 40m
Multiple Airlines
Deal found 4/3£331
Mon 20/407:30
SNN
-
PHL
1 stop13h 00m
Multiple Airlines
Mon 27/419:35
PHL
-
SNN
1 stop10h 45m
Multiple Airlines
Deal found 6/3£452
Mon 20/421:15
SNN
-
PHL
1 stop23h 15m
British Airways
Mon 27/414:45
PHL
-
SNN
2 stops15h 35m
British Airways
Deal found 6/3£460
Thu 7/507:30
SNN
-
PHL
1 stop14h 10m
British Airways
Mon 11/522:05
PHL
-
SNN
1 stop13h 05m
British Airways
Deal found 3/3£464
Fri 3/407:30
SNN
-
PHL
1 stop13h 00m
British Airways
Tue 7/417:55
PHL
-
SNN
2 stops12h 25m
British Airways
Deal found 5/3£464
Wed 1/421:15
SNN
-
PHL
1 stop19h 50m
British Airways
Wed 8/417:55
PHL
-
SNN
2 stops12h 25m
British Airways
Deal found 4/3£467
Sat 18/417:25
SNN
-
PHL
1 stop27h 05m
British Airways
Sat 25/413:55
PHL
-
SNN
2 stops16h 25m
British Airways
Deal found 4/3£474

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 7 March 2026.

Round-trip from

£236

Popular in

July

Cheapest in

March

Average price

£344
26/3-16/4
  • 26/3-16/4
  • 1 total stop
  • 22h 15m 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 7 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

£242
Fastest return journey

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 17/4

12:40-15:05

Nonstop7h 25m

Philadelphia

Fri 24/4

18:30-06:30

Nonstop7h 00m

£248

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Tue 21/4

12:40-15:05

Nonstop7h 25m

Philadelphia

Tue 28/4

22:05-14:35

1 stop11h 30m

£344

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Mon 20/4

05:55-17:50

2 stops16h 55m

Philadelphia

Mon 27/4

09:25-10:45

1 stop20h 20m

£365

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Mon 6/4

05:55-16:53

2 stops15h 58m

Philadelphia

Sun 12/4

06:00-10:45

1 stop23h 45m

£365

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Sun 7/6

05:55-19:22

2 stops18h 27m

Philadelphia

Sun 21/6

05:30-08:45

1 stop22h 15m

£368

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 2/4

15:00-10:28

1 stop24h 28m

Philadelphia

Tue 7/4

17:33-15:25

2 stops16h 52m

£371

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 17/4

09:15-22:50

2 stops18h 35m

Philadelphia

Fri 24/4

18:31-10:45

1 stop11h 14m

£375

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Mon 6/4

12:40-15:05

Nonstop7h 25m

Philadelphia

Sun 12/4

19:35-16:20

1 stop15h 45m

£383

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Sun 26/4

05:55-19:18

2 stops18h 23m

Philadelphia

Sat 2/5

15:00-10:45

1 stop14h 45m

£449

Flights are sorted by cheapest return flights first.

Deals found on 6/3

Showing 1-10 of 27 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 Finnair, Delta, 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

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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 Hobby flights
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Stansted to Miami flights
London City to Miami flights
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Edinburgh to John F Kennedy Intl flights
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Gatwick to Boston flights
Heathrow to Atlanta flights
Stansted to Orlando flights
London City to Los Angeles flights
Heathrow to Tampa flights
Edinburgh to Newark flights
Heathrow to Baltimore flights
Manchester to Newark flights
Heathrow to Ontario flights
Gatwick to Las Vegas flights
London City to Boston flights
Luton to Miami flights
Manchester to LaGuardia flights
London City to Hobby flights
Luton to Los Angeles flights
Gatwick to Hobby flights
Heathrow to Nashville 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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