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Cheap flights from Ireland to Delaware from £214

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 28/7. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — ILG
22 Jun — 29 Jun1
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 23 May 2026.

Wed 9/910:40
DUB
-
PHL
1 stop12h 24m
JetBlue
Tue 15/906:00
PHL
-
DUB
1 stop21h 20m
JetBlue
Deal found 23/5£368
Mon 6/710:40
DUB
-
PHL
1 stop14h 20m
JetBlue
Mon 13/709:20
PHL
-
DUB
1 stop18h 00m
JetBlue
Deal found 23/5£370
Wed 10/613:45
DUB
-
PHL
Nonstop7h 15m
Finnair
Sun 28/618:30
PHL
-
DUB
Nonstop7h 00m
Finnair
Deal found 19/5£382
Mon 15/613:45
DUB
-
PHL
Nonstop7h 15m
Multiple Airlines
Mon 22/622:10
PHL
-
DUB
1 stop15h 30m
Multiple Airlines
Deal found 19/5£387
Fri 5/610:40
DUB
-
PHL
1 stop15h 39m
JetBlue
Tue 9/609:26
PHL
-
DUB
1 stop17h 54m
JetBlue
Deal found 22/5£388
Mon 8/613:45
DUB
-
PHL
Nonstop7h 15m
British Airways
Fri 19/622:10
PHL
-
DUB
1 stop28h 35m
British Airways
Deal found 21/5£391
Mon 8/613:45
DUB
-
PHL
Nonstop7h 15m
British Airways
Wed 17/622:10
PHL
-
DUB
1 stop28h 35m
British Airways
Deal found 20/5£391
Wed 10/613:45
DUB
-
PHL
Nonstop7h 15m
Finnair
Mon 15/618:30
PHL
-
DUB
Nonstop7h 00m
Finnair
Deal found 21/5£392
Thu 11/613:45
DUB
-
PHL
Nonstop7h 15m
Finnair
Mon 15/612:51
PHL
-
DUB
1 stop15h 54m
Finnair
Deal found 21/5£393
Fri 5/613:45
DUB
-
PHL
Nonstop7h 15m
Finnair
Tue 9/617:40
PHL
-
DUB
1 stop13h 10m
Finnair
Deal found 22/5£394
Fri 5/611:10
DUB
-
PHL
2 stops15h 59m
Delta
Tue 9/617:35
PHL
-
DUB
2 stops16h 50m
Delta
Deal found 22/5£397
Wed 3/613:05
SNN
-
PHL
2 stops15h 02m
Delta
Tue 9/617:22
PHL
-
SNN
2 stops12h 48m
Delta
Deal found 21/5£404

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 23 May 2026.

Round-trip from

£368

One-way from

£214

Popular in

July

Cheapest in

March

Average price

£485
JetBlue
  • JetBlue
  • 9/9-15/9
  • 2 total stops
  • 33h 44m total
  • Ireland to Delaware
Search Deals
JetBlue
  • JetBlue
  • 26/7
  • 1 total stop
  • 26h 50m 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 (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 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 23 May 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

Wed 10/6

05:55-19:12

2 stops18h 17m

Philadelphia

Sun 28/6

06:10-10:00

1 stop22h 50m

£400

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Wed 3/6

13:05-08:55

2 stops24h 50m

Philadelphia

Tue 9/6

12:39-11:10

2 stops17h 31m

£405

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Thu 11/6

13:05-09:34

2 stops25h 29m

Philadelphia

Mon 15/6

12:07-11:10

2 stops18h 03m

£406

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Thu 4/6

13:05-08:55

2 stops24h 50m

Philadelphia

Mon 8/6

06:10-11:10

2 stops24h 00m

£406

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 26/6

08:55-22:22

2 stops18h 27m

Philadelphia

Mon 13/7

13:10-08:20

2 stops14h 10m

£490

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Mon 29/6

05:55-19:12

2 stops18h 17m

Philadelphia

Thu 9/7

13:10-08:20

2 stops14h 10m

£493
Fastest return journey

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Wed 24/6

13:45-16:00

Nonstop7h 15m

Philadelphia

Wed 8/7

18:25-06:30

Nonstop7h 05m

£495

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Wed 24/6

05:55-16:36

2 stops15h 41m

Philadelphia

Wed 8/7

06:25-08:45

1 stop21h 20m

£497

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 26/6

15:00-22:22

1 stop12h 22m

Philadelphia

Mon 13/7

13:10-10:45

1 stop16h 35m

£499

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Wed 3/6

16:50-15:25

1 stop27h 35m

Philadelphia

Tue 9/6

17:30-20:35

2 stops22h 05m

£508

Flights are sorted by cheapest return flights first.

Deals found on 23/5

Showing 1-10 of 25 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 18h 17m. Fly via 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.
Heathrow to Newark flights
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Gatwick to LaGuardia flights
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Manchester to John F Kennedy Intl flights
Heathrow to Baltimore flights
Heathrow to O'Hare Intl flights
Heathrow to San Francisco flights
Gatwick to Boston flights
Manchester to Orlando flights
London City to Newark flights
Heathrow to Las Vegas flights
Heathrow to Seattle flights
Heathrow to Dallas/Fort Worth flights
Gatwick to Orlando flights
Heathrow to Atlanta flights
Stansted to LaGuardia flights
Gatwick to Los Angeles flights
Stansted to Orlando flights
Heathrow to Hobby flights
Gatwick to Miami flights
Stansted to Los Angeles flights
London City to Los Angeles flights
Manchester to Newark flights
London City to Boston flights
Stansted to Miami flights
Gatwick to San Francisco flights
Heathrow to Reagan-National flights
London City to Miami flights
Gatwick to Dulles Intl flights
Stansted to Dulles Intl flights
Stansted to San Francisco flights
Manchester to LaGuardia flights
London City to Dulles Intl flights
Stansted to Boston flights
Heathrow to Philadelphia flights
Heathrow to George Bush Intcntl flights
London City 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?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ireland to Delaware for you. Better yet — we are completely free to use.

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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