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Cheap flights from Ireland to Delaware from £253

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 15/1. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — ILG
17 Dec — 24 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ireland to Delaware

Keep the following information in mind while searching for Ireland to Delaware flight deals. Data was last updated 17 November 2025.

Round-trip from

£340

One-way from

£253

Popular in

July

Cheapest in

April

Average price

£414
American Airlines
  • American Airlines
  • 4/12-8/12
  • 2 total stops
  • 43h 50m total
  • Ireland to Delaware
Search Deals
15/1
  • 15/1
  • 2 total stops
  • 28h 16m total
  • Ireland to Delaware
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£55 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find 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 17 November 2025.

Thu 4/1213:10DUB - PHL
1 stop32h 05mAmerican Airlines
Mon 8/1219:50PHL - DUB
1 stop11h 45mAmerican Airlines
Deal found 15/11£340
Mon 8/1211:30DUB - PHL
Nonstop7h 30mBritish Airways
Wed 7/116:45PHL - DUB
2 stops22h 00mBritish Airways
Deal found 16/11£343
Mon 15/1212:55DUB - PHL
1 stop14h 46mMultiple Airlines
Thu 15/118:35PHL - DUB
1 stop15h 15mMultiple Airlines
Deal found 16/11£349
Sun 23/1111:30DUB - PHL
Nonstop7h 25mFinnair
Mon 1/1221:15PHL - DUB
Nonstop6h 25mFinnair
Deal found 16/11£357
Sun 23/1105:55DUB - PHL
2 stops20h 41mDelta
Mon 1/1217:24PHL - DUB
2 stops17h 21mDelta
Deal found 15/11£358
Thu 4/1205:55DUB - PHL
2 stops16h 01mMultiple Airlines
Thu 11/1217:36PHL - DUB
1 stop10h 44mMultiple Airlines
Deal found 16/11£359
Sun 23/1105:55DUB - PHL
2 stops15h 48mMultiple Airlines
Mon 1/1214:30PHL - DUB
1 stop12h 15mMultiple Airlines
Deal found 16/11£360
Sun 23/1105:55DUB - PHL
2 stops15h 48mKLM
Mon 1/1217:33PHL - DUB
2 stops14h 07mKLM
Deal found 16/11£360
Tue 25/1108:50DUB - PHL
2 stops15h 43mKLM
Mon 1/1212:37PHL - DUB
1 stop14h 08mKLM
Deal found 17/11£361
Thu 4/1217:30SNN - PHL
1 stop24h 35mBritish Airways
Mon 8/1219:51PHL - SNN
1 stop15h 54mBritish Airways
Deal found 16/11£464

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 17 November 2025.
Use the filters below to find and compare flights from Ireland to Delaware that are best for you.

Fly from

Ireland

Fly to

Delaware

Route

Depart

Return

Price

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 4/12

11:30-14:00

Nonstop7h 30m

Philadelphia

Mon 8/12

18:35-09:50

1 stop10h 15m

£341

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Mon 8/12

11:30-14:00

Nonstop7h 30m

Philadelphia

Wed 7/1

16:45-19:45

2 stops22h 00m

£343

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Sun 25/1

11:30-14:05

Nonstop7h 35m

Philadelphia

Sun 8/2

18:35-15:05

1 stop15h 30m

£343

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Mon 15/12

12:55-22:41

1 stop14h 46m

Philadelphia

Thu 15/1

18:35-14:50

1 stop15h 15m

£349

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 4/12

05:55-21:37

2 stops20h 42m

Philadelphia

Thu 11/12

06:00-08:45

2 stops21h 45m

£359

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 5/12

05:55-21:37

2 stops20h 42m

Philadelphia

Thu 11/12

06:00-09:20

1 stop22h 20m

£359

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 4/12

05:55-16:56

2 stops16h 01m

Philadelphia

Thu 11/12

17:36-09:20

1 stop10h 44m

£359

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Sun 7/12

06:00-16:56

2 stops15h 56m

Philadelphia

Sun 14/12

06:00-07:45

2 stops20h 45m

£366

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Sat 31/1

06:40-13:50

1 stop12h 10m

Philadelphia

Sun 1/2

18:35-12:15

1 stop12h 40m

£400

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Thu 4/12

20:05-13:15

1 stop22h 10m

Philadelphia

Mon 8/12

19:50-16:45

1 stop15h 55m

£464

Flights are sorted by cheapest return flights first.

Deals found on 14/11

Showing 1-10 of 21 results
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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 30m. Fly via American Airlines or British Airways to get the fastest option. The distance between Ireland and Delaware is about 3262 mi. Most flights are nonstop.

  • 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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Fly with Cheapflights

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How does Cheapflights help users find flights 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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