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Cheap flights from Ireland to Delaware from £218

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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — ILG
10 Jul — 17 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 10 June 2026.

Sat 11/710:40
DUB
-
PHL
1 stop14h 20m
JetBlue
Sat 18/720:55
PHL
-
DUB
1 stop30h 25m
JetBlue
Deal found 6/6£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£419
Tue 23/610:40
DUB
-
PHL
1 stop14h 20m
JetBlue
Thu 23/709:20
PHL
-
DUB
1 stop18h 00m
JetBlue
Deal found 7/6£422
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£423
Thu 24/909:30
DUB
-
PHL
Nonstop7h 15m
Multiple Airlines
Sun 27/922:20
PHL
-
DUB
1 stop13h 00m
Multiple Airlines
Deal found 8/6£434
Mon 15/613:45
DUB
-
PHL
Nonstop7h 15m
Finnair
Sun 21/618:30
PHL
-
DUB
Nonstop7h 00m
Finnair
Deal found 8/6£437
Mon 5/1009:30
DUB
-
PHL
Nonstop7h 15m
Multiple Airlines
Thu 12/1118:35
PHL
-
DUB
1 stop10h 15m
Multiple Airlines
Deal found 10/6£438
Mon 15/609:30
DUB
-
PHL
1 stop12h 20m
Iberia
Mon 22/618:30
PHL
-
DUB
Nonstop7h 00m
Iberia
Deal found 8/6£439
Sat 13/613:45
DUB
-
PHL
Nonstop7h 15m
Finnair
Sat 20/618:30
PHL
-
DUB
Nonstop7h 00m
Finnair
Deal found 6/6£440
Wed 18/1111:30
DUB
-
PHL
Nonstop7h 35m
British Airways
Thu 26/1118:51
PHL
-
DUB
2 stops14h 19m
British Airways
Deal found 7/6£443
Wed 18/1108:50
DUB
-
PHL
1 stop12h 25m
British Airways
Wed 25/1116:00
PHL
-
DUB
2 stops15h 15m
British Airways
Deal found 7/6£443
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£458

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 10 June 2026.

Round-trip from

£407

One-way from

£218

Popular in

July

Cheapest in

March

Average price

£503
JetBlue
  • JetBlue
  • 11/7-18/7
  • 2 total stops
  • 44h 45m total
  • Ireland to Delaware
Search Deals
JetBlue
  • JetBlue
  • 2/9
  • 1 total stop
  • 14h 20m total
  • Ireland to Delaware
Search Deals
Highest demand for flights based on searches. 24% potential increase in price (£108 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 10 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

Mon 5/10

07:30-16:40

1 stop14h 10m

Philadelphia

Thu 12/11

19:50-19:25

1 stop18h 35m

£458

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Mon 17/8

13:45-16:10

Nonstop7h 25m

Philadelphia

Fri 28/8

18:30-06:30

Nonstop7h 00m

£498

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 31/7

13:45-16:10

Nonstop7h 25m

Philadelphia

Sun 30/8

18:30-06:30

Nonstop7h 00m

£498

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

£543

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Mon 5/10

08:55-22:16

2 stops18h 21m

Philadelphia

Thu 12/11

17:38-09:45

1 stop11h 07m

£562

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 22/10

11:10-20:07

2 stops13h 57m

Philadelphia

Sat 31/10

18:13-07:45

1 stop33h 32m

£563

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Mon 5/10

07:30-16:40

1 stop14h 10m

Philadelphia

Thu 12/11

16:00-11:30

2 stops14h 30m

£565

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Mon 5/10

13:45-00:09

2 stops15h 24m

Philadelphia

Thu 12/11

10:33-06:20

2 stops14h 47m

£594

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Wed 24/6

07:30-15:25

1 stop12h 55m

Philadelphia

Sun 28/6

22:10-16:10

1 stop13h 00m

£609

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Tue 7/7

16:50-12:15

1 stop24h 25m

Philadelphia

Tue 14/7

17:30-11:20

2 stops12h 50m

£613

Flights are sorted by cheapest return flights first.

Deals found on 8/6

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 25m. Fly via Finnair, United Airlines, or Delta 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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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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