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Cheap flights from Ireland to Delaware from £217

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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — ILG
13 Jul — 20 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 13 June 2026.

Sat 27/610:40
DUB
-
PHL
1 stop25h 58m
JetBlue
Sat 4/708:28
PHL
-
DUB
1 stop18h 52m
JetBlue
Deal found 12/6£405
Sat 3/1010:40
DUB
-
PHL
1 stop12h 24m
JetBlue
Mon 12/1015:25
PHL
-
DUB
1 stop11h 55m
JetBlue
Deal found 10/6£407
Mon 5/1010:30
DUB
-
PHL
1 stop11h 10m
British Airways
Thu 12/1118:35
PHL
-
DUB
1 stop10h 15m
British Airways
Deal found 10/6£418
Wed 9/909:30
DUB
-
PHL
Nonstop7h 15m
Multiple Airlines
Sun 27/922:20
PHL
-
DUB
1 stop13h 00m
Multiple Airlines
Deal found 11/6£420
Sat 21/1111:30
DUB
-
PHL
Nonstop7h 35m
Multiple Airlines
Sat 28/1118:35
PHL
-
DUB
1 stop10h 15m
Multiple Airlines
Deal found 9/6£422
Sat 10/1009:30
DUB
-
PHL
Nonstop7h 15m
Multiple Airlines
Mon 26/1019:35
PHL
-
DUB
1 stop17h 30m
Multiple Airlines
Deal found 13/6£432
Mon 5/1009:30
DUB
-
PHL
Nonstop7h 15m
Multiple Airlines
Thu 12/1118:35
PHL
-
DUB
1 stop10h 15m
Multiple Airlines
Deal found 9/6£436
Sat 3/1009:30
DUB
-
PHL
Nonstop7h 15m
British Airways
Tue 13/1018:45
PHL
-
DUB
1 stop19h 45m
British Airways
Deal found 10/6£437
Sat 3/1020:15
DUB
-
PHL
1 stop25h 25m
British Airways
Sat 10/1018:45
PHL
-
DUB
1 stop14h 40m
British Airways
Deal found 10/6£438
Thu 1/1011:10
DUB
-
PHL
2 stops16h 06m
Delta
Wed 7/1017:38
PHL
-
DUB
2 stops16h 47m
Delta
Deal found 13/6£438
Mon 15/613:45
DUB
-
PHL
Nonstop7h 15m
Finnair
Mon 29/618:30
PHL
-
DUB
Nonstop7h 00m
Finnair
Deal found 8/6£439
Mon 5/1007:30
SNN
-
PHL
1 stop14h 10m
Multiple Airlines
Thu 12/1119:50
PHL
-
SNN
1 stop18h 35m
Multiple Airlines
Deal found 9/6£457

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 13 June 2026.

Round-trip from

£405

One-way from

£217

Popular in

July

Cheapest in

March

Average price

£502
JetBlue
  • JetBlue
  • 27/6-4/7
  • 2 total stops
  • 44h 50m total
  • Ireland to Delaware
Search Deals
JetBlue
  • JetBlue
  • 3/9
  • 1 total stop
  • 14h 20m total
  • Ireland to Delaware
Search Deals
Highest demand for flights based on searches. 24% potential increase in price (£107 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£14 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 13 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

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Mon 5/10

09:30-11:45

Nonstop7h 15m

Philadelphia

Mon 12/10

18:45-19:35

1 stop19h 50m

£437

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Sat 3/10

09:30-11:45

Nonstop7h 15m

Philadelphia

Tue 13/10

18:45-19:30

1 stop19h 45m

£437

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Sat 3/10

20:15-16:40

1 stop25h 25m

Philadelphia

Sat 10/10

18:45-14:25

1 stop14h 40m

£438

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 22/10

11:10-20:07

2 stops13h 57m

Philadelphia

Sat 31/10

09:40-07:50

2 stops18h 10m

£438

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Sat 5/12

11:30-14:05

Nonstop7h 35m

Philadelphia

Wed 9/12

18:35-07:55

1 stop32h 20m

£443

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Mon 5/10

07:30-16:40

1 stop14h 10m

Philadelphia

Thu 12/11

19:50-19:25

1 stop18h 35m

£457
Fastest return journey

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 11/9

09:30-11:45

Nonstop7h 15m

Philadelphia

Sun 27/9

19:35-16:05

1 stop15h 30m

£459

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Mon 27/7

13:45-16:10

Nonstop7h 25m

Philadelphia

Mon 24/8

22:15-18:40

1 stop15h 25m

£488

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Sun 4/10

12:00-23:46

1 stop16h 46m

Philadelphia

Sun 11/10

13:20-08:20

2 stops14h 00m

£503

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Sat 5/12

09:00-21:32

2 stops17h 32m

Philadelphia

Wed 9/12

11:39-07:30

2 stops14h 51m

£542

Flights are sorted by cheapest return flights first.

Deals found on 12/6

Showing 1-10 of 34 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 British Airways, Delta, or American Airlines 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.
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Stansted to Orlando flights
London City to Miami flights
Stansted to Miami flights
Heathrow to Tampa flights
Stansted to LaGuardia flights
Edinburgh to Boston flights
Manchester to Newark flights
Heathrow to George Bush Intcntl flights
Heathrow to Ontario flights
London City to Boston flights
London City to Orlando flights
Gatwick to Dulles Intl flights
Heathrow to Denver flights
Heathrow to Reagan-National flights
Luton to Miami flights
Gatwick to San Francisco flights
Stansted to Boston flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Delaware from Ireland today with Cheapflights!

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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