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Cheap flights from Ireland to Delaware from £290

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 25/4. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — ILG
8 Apr — 15 Apr1
1 adult

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 3 April 2025.

Round-trip from

£368

One-way from

£290

Popular in

July

Cheapest in

April

Average price

£381
17/9-29/9
  • 17/9-29/9
  • 1 total stop
  • 21h 05m total
  • Ireland to Delaware
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25/4
  • 25/4
  • 3 total stops
  • 33h 08m total
  • Ireland to Delaware
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£57 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 April 2025
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Find flight deals from Ireland to Delaware

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 April 2025.

Wed 17/909:30DUB - PHL
Nonstop7h 15mMultiple Airlines
Mon 29/919:50PHL - DUB
1 stop13h 50mMultiple Airlines
Deal found 2/4£368
Tue 29/405:55DUB - PHL
2 stops20h 14mDelta
Tue 6/517:08PHL - DUB
2 stops16h 52mDelta
Deal found 2/4£375
Thu 1/509:30DUB - PHL
Nonstop7h 10mBritish Airways
Sun 4/518:30PHL - DUB
1 stop10h 10mBritish Airways
Deal found 2/4£377
Thu 1/509:30DUB - PHL
Nonstop7h 10mFinnair
Sun 4/518:50PHL - DUB
Nonstop6h 40mFinnair
Deal found 2/4£381
Thu 24/412:00DUB - PHL
1 stop14h 09mKLM
Sat 3/513:25PHL - DUB
1 stop16h 20mKLM
Deal found 3/4£385
Wed 17/906:00DUB - PHL
2 stops16h 17mAir France
Mon 29/913:00PHL - DUB
1 stop16h 00mAir France
Deal found 2/4£395
Wed 12/1109:00DUB - PHL
2 stops17h 32mUnited Airlines
Sun 30/1106:10PHL - DUB
1 stop22h 55mUnited Airlines
Deal found 2/4£425
Sat 17/510:40DUB - PHL
1 stop11h 41mJetBlue
Sat 24/518:10PHL - DUB
1 stop9h 50mJetBlue
Deal found 2/4£469
Fri 11/411:35DUB - PHL
1 stop12h 20mAmerican Airlines
Mon 14/422:10PHL - DUB
1 stop11h 40mAmerican Airlines
Deal found 2/4£497
Wed 9/409:30DUB - PHL
Nonstop7h 10mIberia
Thu 17/418:50PHL - DUB
Nonstop6h 40mIberia
Deal found 2/4£515
Fri 23/512:30SNN - PHL
2 stops17h 15mUnited Airlines
Mon 26/514:50PHL - SNN
2 stops14h 25mUnited Airlines
Deal found 3/4£524
Thu 24/709:20DUB - PHL
1 stop17h 47mAir Canada
Tue 12/808:15PHL - DUB
2 stops19h 00mAir Canada
Deal found 2/4£558

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 April 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

Wed 17/9

09:30-11:45

Nonstop7h 15m

Philadelphia

Mon 29/9

19:50-14:40

1 stop13h 50m

£368

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Tue 29/4

05:55-21:09

2 stops20h 14m

Philadelphia

Tue 6/5

17:08-15:00

2 stops16h 52m

£375

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 1/5

09:30-11:40

Nonstop7h 10m

Philadelphia

Sun 4/5

18:30-09:40

1 stop10h 10m

£377

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 1/5

09:30-11:40

Nonstop7h 10m

Philadelphia

Sat 10/5

18:50-06:30

Nonstop6h 40m

£381

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 24/4

12:00-21:09

1 stop14h 09m

Philadelphia

Sat 3/5

13:25-10:45

1 stop16h 20m

£385

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Wed 17/9

06:00-17:17

2 stops16h 17m

Philadelphia

Mon 29/9

13:00-10:00

1 stop16h 00m

£395

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Sat 17/5

10:40-17:21

1 stop11h 41m

Philadelphia

Sat 24/5

18:10-09:00

1 stop9h 50m

£469

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Mon 28/7

09:30-11:45

Nonstop7h 15m

Philadelphia

Thu 7/8

15:23-11:40

1 stop15h 17m

£517

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Sat 17/5

08:50-21:23

2 stops17h 33m

Philadelphia

Sat 24/5

11:18-10:20

2 stops18h 02m

£524

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Fri 23/5

12:30-00:45

2 stops17h 15m

Philadelphia

Mon 26/5

14:50-10:15

2 stops14h 25m

£524

Flights are sorted by cheapest return flights first.

Deals found on 2/4

Showing 1-10 of 22 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

Rainfall in Delaware by month

Plan your trip to Delaware by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Delaware ranges from 73.0 - 108.0 inches per month. July is typically the wettest month, when rainfall can reach 108.0 mm. February is typically the driest time to visit Delaware when rainfall is around 73.0 mm.

Temperature in Delaware by month

Plan your trip to Delaware by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Delaware, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).

Reviews of airlines servicing Delaware

Get insights into the airlines that provide service to Delaware. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Delaware. Reviews last updated 3 April 2025.
Read through reviews of airlines operating flights from Ireland to Delaware, such as Delta, KLM and Finnair. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,897 reviews
Check prices

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very Good
7,897 reviews
Delta
8.0
Very Good
7,897 reviews
Check prices

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,323 reviews
Delta
8.0
Very Good
7,897 reviews
Check prices

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very Good
7,897 reviews
Check prices

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air France
7.4
Good
1,427 reviews
Delta
8.0
Very Good
7,897 reviews
Check prices

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,619 reviews
Delta
8.0
Very Good
7,897 reviews
Check prices

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • What are the cheapest airlines to fly from Ireland to Delaware one-way?

    The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as £317. However, be on the lookout for offers from JetBlue and British Airways, as they are both options that can get you from Ireland to Delaware for a low price.

  • 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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How does Cheapflights help users find flights from Ireland to Delaware?

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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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