Find flights
Deals
When to book
FAQs

Cheap flights from Ireland to Delaware from £266

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 23/4. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — ILG
23 Apr — 30 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 24 March 2026.

Fri 17/412:40
DUB
-
PHL
Nonstop7h 25m
Multiple Airlines
Fri 24/418:40
PHL
-
DUB
1 stop18h 10m
Multiple Airlines
Deal found 23/3£384
Fri 27/311:30
DUB
-
PHL
Nonstop7h 25m
British Airways
Thu 2/419:40
PHL
-
DUB
1 stop31h 00m
British Airways
Deal found 20/3£386
Tue 21/410:40
DUB
-
PHL
1 stop25h 55m
JetBlue
Tue 28/408:25
PHL
-
DUB
1 stop18h 55m
JetBlue
Deal found 22/3£388
Tue 19/510:40
DUB
-
PHL
1 stop16h 00m
JetBlue
Sun 24/509:22
PHL
-
DUB
1 stop17h 58m
JetBlue
Deal found 20/3£390
Thu 16/412:40
DUB
-
PHL
Nonstop7h 25m
British Airways
Mon 20/418:40
PHL
-
DUB
1 stop32h 00m
British Airways
Deal found 19/3£390
Wed 29/412:40
DUB
-
PHL
Nonstop7h 25m
British Airways
Tue 5/518:40
PHL
-
DUB
1 stop17h 20m
British Airways
Deal found 23/3£392
Wed 29/410:30
DUB
-
PHL
1 stop11h 05m
British Airways
Thu 7/519:35
PHL
-
DUB
1 stop17h 20m
British Airways
Deal found 23/3£393
Thu 2/412:40
DUB
-
PHL
Nonstop7h 25m
Finnair
Wed 8/418:30
PHL
-
DUB
Nonstop7h 00m
Finnair
Deal found 23/3£393
Wed 3/610:40
DUB
-
PHL
1 stop13h 10m
JetBlue
Mon 8/619:45
PHL
-
DUB
1 stop31h 35m
JetBlue
Deal found 20/3£394
Tue 21/416:10
DUB
-
PHL
Nonstop7h 45m
Aer Lingus
Tue 28/418:40
PHL
-
DUB
1 stop10h 35m
Aer Lingus
Deal found 22/3£395
Wed 3/613:05
SNN
-
PHL
2 stops30h 55m
Delta
Tue 9/609:42
PHL
-
SNN
2 stops20h 28m
Delta
Deal found 20/3£413
Wed 3/607:30
SNN
-
PHL
1 stop12h 55m
British Airways
Tue 9/618:45
PHL
-
SNN
1 stop11h 35m
British Airways
Deal found 20/3£505

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 24 March 2026.

Round-trip from

£384

One-way from

£266

Popular in

July

Cheapest in

March

Average price

£345
17/4-24/4
  • 17/4-24/4
  • 1 total stop
  • 25h 35m total
  • Ireland to Delaware
Search Deals
JetBlue
  • JetBlue
  • 18/4
  • 1 total stop
  • 11h 58m total
  • Ireland to Delaware
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£55 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 24 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

Thu 16/4

12:40-15:05

Nonstop7h 25m

Philadelphia

Mon 20/4

18:40-07:40

1 stop32h 00m

£390
Fastest return journey

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Mon 20/4

12:40-15:05

Nonstop7h 25m

Philadelphia

Wed 29/4

18:30-06:30

Nonstop7h 00m

£392

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Wed 29/4

20:30-12:10

1 stop20h 40m

Philadelphia

Mon 4/5

18:40-19:35

1 stop19h 55m

£393

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Sat 9/5

20:15-12:10

1 stop20h 55m

Philadelphia

Mon 18/5

18:30-06:30

Nonstop7h 00m

£397

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Tue 19/5

20:25-12:10

1 stop20h 45m

Philadelphia

Sun 24/5

18:30-06:30

Nonstop7h 00m

£399

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 7/5

20:20-12:10

1 stop20h 50m

Philadelphia

Sun 10/5

18:30-06:30

Nonstop7h 00m

£402

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Tue 21/4

05:55-16:37

2 stops15h 42m

Philadelphia

Tue 28/4

13:58-08:15

2 stops13h 17m

£406

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Sat 2/5

05:55-19:04

2 stops18h 09m

Philadelphia

Sat 9/5

10:35-08:15

2 stops16h 40m

£409

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Wed 3/6

13:05-11:02

2 stops26h 57m

Philadelphia

Tue 9/6

12:36-11:10

2 stops17h 34m

£415

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 22/5

09:15-23:07

2 stops18h 52m

Philadelphia

Wed 27/5

13:44-08:20

2 stops13h 36m

£417

Flights are sorted by cheapest return flights first.

Deals found on 22/3

Showing 1-10 of 25 resultsSorted by cheapest first
1
2
3

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 British Airways, Finnair, 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ireland to Delaware

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Gatwick to John F Kennedy Intl flights
Heathrow to LaGuardia flights
Heathrow to Los Angeles flights
Gatwick to Newark flights
Stansted to John F Kennedy Intl flights
London City to John F Kennedy Intl flights
Heathrow to Orlando flights
Gatwick to LaGuardia flights
Heathrow to Miami flights
Heathrow to Boston flights
Luton to John F Kennedy Intl flights
Heathrow to Las Vegas flights
Stansted to Newark flights
Manchester to Orlando flights
Gatwick to Orlando flights
London City to Newark flights
Luton to Newark flights
Manchester to John F Kennedy Intl flights
Heathrow to O'Hare Intl flights
Heathrow to San Francisco flights
Heathrow to Dallas/Fort Worth flights
Heathrow to Seattle flights
Heathrow to Dulles Intl flights
Gatwick to Los Angeles flights
Gatwick to Boston flights
Stansted to Los Angeles flights
London City to Los Angeles flights
Heathrow to Atlanta flights
Heathrow to Hobby flights
Gatwick to Miami flights
Heathrow to Tampa flights
Stansted to Orlando flights
Edinburgh to John F Kennedy Intl flights
Heathrow to Baltimore flights
Stansted to Miami flights
Edinburgh to Newark flights
London City to Miami flights
Manchester to Newark flights
London City to Boston flights
Heathrow to George Bush Intcntl flights
Heathrow to Nashville flights
Heathrow to Ontario flights
London City to Orlando flights
Manchester to LaGuardia flights
Heathrow to Philadelphia flights
Stansted to Boston flights
Gatwick to Las Vegas flights
Edinburgh 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.