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Cheap flights from Ireland to Delaware from £213

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 18/7. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — ILG
2 Aug — 9 Aug1
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 3 July 2026.

Thu 27/810:40
DUB
-
PHL
1 stop26h 42m
JetBlue
Mon 31/809:12
PHL
-
DUB
1 stop18h 08m
JetBlue
Deal found 29/6£380
Fri 28/810:40
DUB
-
PHL
1 stop14h 21m
JetBlue
Mon 31/809:12
PHL
-
DUB
1 stop18h 08m
JetBlue
Deal found 29/6£381
Thu 27/810:40
DUB
-
PHL
1 stop26h 42m
JetBlue
Sat 5/920:55
PHL
-
DUB
1 stop30h 25m
JetBlue
Deal found 1/7£392
Mon 13/710:40
DUB
-
PHL
1 stop26h 50m
JetBlue
Thu 30/709:20
PHL
-
DUB
1 stop18h 00m
JetBlue
Deal found 29/6£401
Wed 26/813:45
DUB
-
PHL
Nonstop7h 25m
Finnair
Mon 31/818:30
PHL
-
DUB
Nonstop7h 00m
Finnair
Deal found 2/7£429
Wed 26/813:45
DUB
-
PHL
Nonstop7h 25m
Multiple Airlines
Mon 31/822:15
PHL
-
DUB
1 stop15h 25m
Multiple Airlines
Deal found 2/7£430
Mon 9/1105:45
DUB
-
PHL
2 stops16h 34m
Delta
Mon 30/1109:40
PHL
-
DUB
2 stops18h 20m
Delta
Deal found 28/6£432
Thu 27/813:45
DUB
-
PHL
Nonstop7h 25m
British Airways
Wed 2/922:15
PHL
-
DUB
1 stop28h 30m
British Airways
Deal found 2/7£434
Sat 3/1009:30
DUB
-
PHL
Nonstop7h 25m
Finnair
Thu 15/1018:50
PHL
-
DUB
Nonstop6h 40m
Finnair
Deal found 30/6£435
Mon 21/908:30
DUB
-
PHL
1 stop13h 10m
British Airways
Mon 28/919:35
PHL
-
DUB
1 stop19h 00m
British Airways
Deal found 30/6£436
Mon 28/911:10
DUB
-
PHL
2 stops16h 21m
KLM
Thu 15/1016:05
PHL
-
DUB
1 stop11h 40m
KLM
Deal found 28/6£437
Wed 16/905:55
DUB
-
PHL
2 stops18h 14m
Delta
Sun 20/906:00
PHL
-
DUB
1 stop23h 45m
Delta
Deal found 28/6£437

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 3 July 2026.

Round-trip from

£380

One-way from

£213

Popular in

July

Cheapest in

March

Average price

£665
JetBlue
  • JetBlue
  • 27/8-31/8
  • 2 total stops
  • 44h 50m total
  • Ireland to Delaware
Search Deals
JetBlue
  • JetBlue
  • 18/7
  • 1 total stop
  • 26h 42m total
  • Ireland to Delaware
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (£109 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 July 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 3 July 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 28/9

11:10-22:31

2 stops16h 21m

Philadelphia

Thu 15/10

16:35-15:25

2 stops17h 50m

£435
Fastest return journey

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 8/10

09:30-11:45

Nonstop7h 15m

Philadelphia

Mon 12/10

18:45-18:40

1 stop18h 55m

£435

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 18/9

08:55-22:31

2 stops18h 36m

Philadelphia

Fri 25/9

06:15-09:15

1 stop22h 00m

£438

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Wed 16/9

15:00-08:29

1 stop22h 29m

Philadelphia

Sun 20/9

19:50-10:45

1 stop9h 55m

£445

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 22/10

11:00-00:51

1 stop18h 51m

Philadelphia

Sat 31/10

18:20-07:45

1 stop33h 25m

£446

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 22/10

08:55-22:07

2 stops18h 12m

Philadelphia

Sat 31/10

06:00-07:45

1 stop21h 45m

£448

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 23/7

07:00-15:35

1 stop13h 35m

Philadelphia

Mon 27/7

19:35-15:05

1 stop14h 30m

£539

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Mon 17/8

13:45-16:10

Nonstop7h 25m

Philadelphia

Sun 23/8

22:15-07:45

1 stop28h 30m

£546

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Thu 16/7

21:15-15:35

1 stop23h 20m

Philadelphia

Mon 20/7

15:20-11:20

2 stops15h 00m

£618

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Thu 23/7

21:15-16:39

2 stops24h 24m

Philadelphia

Mon 27/7

15:20-16:10

2 stops19h 50m

£622

Flights are sorted by cheapest return flights first.

Deals found on 2/7

Showing 1-10 of 24 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 Delta, British Airways, or United 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

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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 Newark flights
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Heathrow to Hobby flights
Heathrow to San Francisco flights
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Manchester to Orlando flights
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Gatwick to Miami flights
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Heathrow to O'Hare Intl flights
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Heathrow to Atlanta flights
Heathrow to George Bush Intcntl flights
Stansted to Los Angeles flights
Stansted to Miami flights
Stansted to Orlando flights
London City to Miami flights
Manchester to Newark flights
London City to Los Angeles flights
Heathrow to Seattle flights
Gatwick to Boston flights
Manchester to LaGuardia flights
Gatwick to Hobby flights
London City to Orlando flights
Heathrow to Tampa flights
Heathrow to Ontario flights
Luton to Miami flights
London City to Hobby flights
Luton to Los Angeles flights
Gatwick to Dallas/Fort Worth flights
Gatwick to San Francisco flights
Gatwick to Dulles Intl flights
Heathrow to Reagan-National flights

Fly with Cheapflights

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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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