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Cheap flights from Ireland to Delaware from £345

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 20/5. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — ILG
29 Apr — 6 May1
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 24 April 2025.

Round-trip from

£357

One-way from

£345

Popular in

July

Cheapest in

April

Average price

£378
KLM
  • KLM
  • 17/9-29/9
  • 3 total stops
  • 27h 12m total
  • Ireland to Delaware
JetBlue
  • JetBlue
  • 20/5
  • 1 total stop
  • 10h 58m total
  • Ireland to Delaware
Highest demand for flights based on searches. 12% potential increase in price (£49 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).
Average for round-trip flights in April 2025

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 24 April 2025.

Wed 17/908:55DUB - PHL
2 stops15h 27mKLM
Mon 29/917:15PHL - DUB
1 stop11h 45mKLM
Deal found 23/4£357
Wed 3/905:55DUB - PHL
2 stops16h 19mDelta
Sun 21/917:59PHL - DUB
2 stops16h 01mDelta
Deal found 23/4£369
Fri 2/508:35DUB - PHL
1 stop12h 45mBritish Airways
Sat 10/518:30PHL - DUB
1 stop10h 05mBritish Airways
Deal found 23/4£372
Wed 17/916:20DUB - PHL
Nonstop7h 40mAer Lingus
Mon 29/920:30PHL - DUB
Nonstop6h 40mAer Lingus
Deal found 23/4£376
Thu 1/509:30DUB - PHL
Nonstop7h 10mFinnair
Wed 7/518:50PHL - DUB
Nonstop6h 40mFinnair
Deal found 23/4£386
Tue 6/509:30DUB - PHL
Nonstop7h 00mMultiple Airlines
Tue 13/522:10PHL - DUB
1 stop12h 50mMultiple Airlines
Deal found 22/4£394
Thu 1/511:45DUB - PHL
1 stop15h 26mAmerican Airlines
Sat 10/513:44PHL - DUB
1 stop10h 46mAmerican Airlines
Deal found 23/4£398
Wed 12/1109:00DUB - PHL
2 stops30h 27mUnited Airlines
Sun 30/1106:10PHL - DUB
1 stop22h 55mUnited Airlines
Deal found 23/4£436
Fri 13/610:40DUB - PHL
1 stop12h 55mJetBlue
Thu 26/619:20PHL - DUB
1 stop8h 40mJetBlue
Deal found 23/4£460
Mon 9/609:30DUB - PHL
Nonstop7h 10mIberia
Thu 19/618:50PHL - DUB
Nonstop6h 40mIberia
Deal found 23/4£511
Sat 25/1020:05DUB - PHL
3 stops30h 11mScandinavian Airlines
Thu 6/1109:30PHL - DUB
3 stops27h 40mScandinavian Airlines
Deal found 23/4£1,098
Thu 1/518:50DUB - PHL
2 stops32h 38mTAP AIR PORTUGAL
Wed 7/510:16PHL - DUB
2 stops26h 49mTAP AIR PORTUGAL
Deal found 23/4£1,238

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 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

08:55-19:22

2 stops15h 27m

Philadelphia

Mon 29/9

17:15-10:00

1 stop11h 45m

£357

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Wed 3/9

05:55-17:14

2 stops16h 19m

Philadelphia

Sun 21/9

17:59-15:00

2 stops16h 01m

£369

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Wed 3/9

09:30-11:45

Nonstop7h 15m

Philadelphia

Sun 21/9

18:30-09:40

1 stop10h 10m

£372

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Wed 3/9

08:30-16:25

1 stop12h 55m

Philadelphia

Sun 21/9

22:20-14:15

1 stop10h 55m

£373

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Wed 17/9

16:20-19:00

Nonstop7h 40m

Philadelphia

Mon 29/9

20:30-08:10

Nonstop6h 40m

£376

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Tue 6/5

09:30-11:30

Nonstop7h 00m

Philadelphia

Tue 13/5

22:10-16:00

1 stop12h 50m

£394

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 13/6

10:40-18:35

1 stop12h 55m

Philadelphia

Thu 26/6

19:20-09:00

1 stop8h 40m

£460

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Mon 9/6

09:30-11:40

Nonstop7h 10m

Philadelphia

Thu 19/6

18:50-06:30

Nonstop6h 40m

£511

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 5/6

09:30-11:40

Nonstop7h 10m

Philadelphia

Thu 12/6

18:50-06:30

Nonstop6h 40m

£525

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 26/6

09:20-22:07

1 stop17h 47m

Philadelphia

Thu 3/7

10:40-07:10

1 stop15h 30m

£559

Flights are sorted by cheapest return flights first.

Deals found on 23/4

Showing 1-10 of 15 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

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 24 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.

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

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
8.0
Very Good

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

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

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

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

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

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

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

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

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

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 JetBlue, with whom users have recently found tickets for as low as £345. However, be on the lookout for offers from Finnair and Aer Lingus, 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

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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.

Fly with Cheapflights

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

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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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