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Cheap flights from Ireland to Delaware from £311

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/3. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — ILG
27 Nov — 4 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 28 October 2025.

Round-trip from

£311

Popular in

July

Cheapest in

April

Average price

£461
British Airways
  • British Airways
  • 13/3-24/3
  • 2 total stops
  • 26h 00m total
  • Ireland to Delaware
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£51 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 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 28 October 2025.

Wed 10/1213:00DUB - PHL
Nonstop8h 00mAer Lingus
Wed 17/1217:30PHL - DUB
Nonstop6h 35mAer Lingus
Deal found 26/10£312
Thu 4/1210:30DUB - PHL
1 stop31h 45mAmerican Airlines
Mon 8/1219:50PHL - DUB
1 stop11h 45mAmerican Airlines
Deal found 25/10£327
Wed 12/1111:30DUB - PHL
Nonstop7h 25mBritish Airways
Sun 30/1119:45PHL - DUB
1 stop31h 10mBritish Airways
Deal found 27/10£329
Wed 12/1111:30DUB - PHL
Nonstop7h 25mAmerican Airlines
Sun 30/1121:15PHL - DUB
Nonstop6h 25mAmerican Airlines
Deal found 26/10£342
Mon 3/1105:55DUB - PHL
2 stops20h 37mDelta
Mon 10/1117:32PHL - DUB
2 stops17h 13mDelta
Deal found 27/10£345
Fri 5/1211:30DUB - PHL
Nonstop7h 30mMultiple Airlines
Sun 14/1211:45PHL - DUB
1 stop14h 25mMultiple Airlines
Deal found 26/10£347
Thu 4/1220:05SNN - PHL
1 stop25h 10mBritish Airways
Mon 8/1219:50PHL - SNN
1 stop10h 40mBritish Airways
Deal found 27/10£450
Mon 22/1217:30SNN - PHL
1 stop24h 45mBritish Airways
Fri 2/115:08PHL - SNN
2 stops15h 22mBritish Airways
Deal found 26/10£467

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 28 October 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

Fri 13/3

08:50-17:15

1 stop12h 25m

Philadelphia

Tue 24/3

20:45-14:20

1 stop13h 35m

£311

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 18/12

13:00-16:00

Nonstop8h 00m

Philadelphia

Sun 28/12

17:30-05:05

Nonstop6h 35m

£312

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 4/12

10:30-13:15

1 stop31h 45m

Philadelphia

Mon 8/12

19:50-17:05

1 stop16h 15m

£329

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Wed 12/11

11:30-13:55

Nonstop7h 25m

Philadelphia

Sun 30/11

19:45-07:55

1 stop31h 10m

£329

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Wed 12/11

11:30-13:55

Nonstop7h 25m

Philadelphia

Sun 30/11

21:15-08:40

Nonstop6h 25m

£342

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 20/11

05:55-23:06

2 stops22h 11m

Philadelphia

Mon 24/11

17:33-15:45

2 stops17h 12m

£347

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 5/12

11:30-14:00

Nonstop7h 30m

Philadelphia

Sun 14/12

11:45-07:10

1 stop14h 25m

£347

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Wed 12/11

05:55-16:45

2 stops15h 50m

Philadelphia

Sun 30/11

06:02-09:20

1 stop22h 18m

£347

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Thu 4/12

20:05-16:15

1 stop25h 10m

Philadelphia

Mon 8/12

19:50-11:30

1 stop10h 40m

£450

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Mon 24/11

07:50-11:54

2 stops33h 04m

Philadelphia

Sun 30/11

20:16-11:30

2 stops34h 14m

£455

Flights are sorted by cheapest return flights first.

Deals found on 27/10

Showing 1-10 of 20 results
1
2

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 8h. Fly via British Airways, Aer Lingus, 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

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Alternative routes for Ireland to Delaware

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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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