What is the cheapest airline that flies from Ireland to Delaware?

JetBlue and British Airways are the most popular carriers operating from Ireland to Delaware

How many flights depart from Ireland to Delaware on average per week?

The number of flights available between Ireland and Delaware is 20 per week as of March 2026. The most frequent departure day is Fri, with 50% of weekly flights leaving on this day.

When did momondo last update prices for flights from Ireland to Delaware?

Prices for flights from Ireland to Delaware are refreshed on a daily basis.

How many operators does momondo search for flights from Ireland to Delaware?

The number of operators available for flights from Ireland to Delaware is 6 as of March 2026.

How old do you have to be to fly from Ireland to Delaware?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ireland to Delaware.

What documentation or ID do you need to fly to Delaware?

The necessary travel and health documents for your Delaware trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

£237 Cheap Flights from Ireland to Delaware in 2026

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Find the cheapest flights from Ireland to Delaware

Round-trip

One-way

Last minute

Direct

Recent return flight deals from Ireland to Delaware

Enter your travel dates to find the best prices.

11:30 - 14:55

DUB

PHL

7h 25mdirect

22:05 - 17:55

PHL

DUB

14h 50m

1 stop

£237Multiple Airlines

Thu, 26 Mar - Thu, 16 Apr

11:30 - 14:55

DUB

PHL

7h 25mdirect

22:10 - 16:20

PHL

DUB

13h 10m

1 stop

£239Multiple Airlines

Wed, 25 Mar - Sun, 29 Mar

12:40 - 15:05

DUB

PHL

7h 25mdirect

19:35 - 17:50

PHL

DUB

17h 15m

1 stop

£240Multiple Airlines

Fri, 17 Apr - Fri, 24 Apr

12:40 - 15:05

DUB

PHL

7h 25mdirect

19:35 - 17:50

PHL

DUB

17h 15m

1 stop

£242Multiple Airlines

Fri, 17 Apr - Fri, 24 Apr

11:30 - 14:55

DUB

PHL

7h 25mdirect

18:30 - 06:30

PHL

DUB

7h 00mdirect

£243Finnair

Thu, 26 Mar - Thu, 16 Apr

12:40 - 15:05

DUB

PHL

7h 25mdirect

18:30 - 06:30

PHL

DUB

7h 00mdirect

£246Finnair

Fri, 17 Apr - Fri, 24 Apr

12:40 - 15:05

DUB

PHL

7h 25mdirect

18:30 - 06:30

PHL

DUB

7h 00mdirect

£248Finnair

Fri, 17 Apr - Fri, 24 Apr

21:15 - 15:30

SNN

PHL

23h 15m

1 stop

14:45 - 11:20

PHL

SNN

15h 35m

2 stops

£461British Airways

Mon, 20 Apr - Mon, 27 Apr

21:15 - 15:30

SNN

PHL

23h 15m

1 stop

17:55 - 11:20

PHL

SNN

12h 25m

2 stops

£465British Airways

Thu, 7 May - Mon, 11 May

07:30 - 15:30

SNN

PHL

13h 00m

1 stop

17:55 - 11:20

PHL

SNN

12h 25m

2 stops

£466British Airways

Fri, 3 Apr - Tue, 7 Apr

British Airways flights from Ireland to Delaware

Our best British Airways deals on Ireland to Delaware flight tickets

British Airways

2 Apr

DUB12:40Dublin

7h 25m

PHL15:05Philadelphia

8 Apr

PHL19:35Philadelphia

12h 20m

1 stop

DUB12:55Dublin

£349

British Airways

17 Apr

DUB08:35Dublin

13h 05m

1 stop

PHL16:40Philadelphia

24 Apr

PHL22:05Philadelphia

14h 45m

1 stop

DUB17:50Dublin

£350

British Airways

17 Apr

DUB08:35Dublin

13h 00m

1 stop

PHL16:35Philadelphia

29 Apr

PHL19:35Philadelphia

11h 30m

1 stop

DUB12:05Dublin

£351

Finnair flights from Ireland to Delaware

Our best Finnair deals on Ireland to Delaware flight tickets

Finnair

26 Mar

DUB11:30Dublin

7h 25m

PHL14:55Philadelphia

2 Apr

PHL18:40Philadelphia

6h 50m

DUB06:30Dublin

£243

Finnair

17 Apr

DUB12:40Dublin

7h 25m

PHL15:05Philadelphia

24 Apr

PHL18:30Philadelphia

7h 00m

DUB06:30Dublin

£246

Finnair

17 Apr

DUB12:40Dublin

7h 25m

PHL15:05Philadelphia

24 Apr

PHL18:30Philadelphia

7h 00m

DUB06:30Dublin

£248

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 26/3

11:30-14:55

Nonstop7h 25m

Philadelphia

Thu 16/4

22:05-17:55

1 stop14h 50m

£237

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Wed 25/3

11:30-14:55

Nonstop7h 25m

Philadelphia

Sun 29/3

22:10-16:20

1 stop13h 10m

£239

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 17/4

12:40-15:05

Nonstop7h 25m

Philadelphia

Fri 24/4

19:35-17:50

1 stop17h 15m

£240

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 17/4

12:40-15:05

Nonstop7h 25m

Philadelphia

Fri 24/4

19:35-17:50

1 stop17h 15m

£242

Fastest return journey

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Thu 26/3

11:30-14:55

Nonstop7h 25m

Philadelphia

Thu 16/4

18:30-06:30

Nonstop7h 00m

£243

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 17/4

12:40-15:05

Nonstop7h 25m

Philadelphia

Fri 24/4

18:30-06:30

Nonstop7h 00m

£246

DublinPhiladelphia

DUB - PHL

DUBPHL

Dublin

Fri 17/4

12:40-15:05

Nonstop7h 25m

Philadelphia

Fri 24/4

18:30-06:30

Nonstop7h 00m

£248

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Mon 20/4

21:15-15:30

1 stop23h 15m

Philadelphia

Mon 27/4

14:45-11:20

2 stops15h 35m

£461

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Thu 7/5

21:15-15:30

1 stop23h 15m

Philadelphia

Mon 11/5

17:55-11:20

2 stops12h 25m

£465

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Fri 3/4

07:30-15:30

1 stop13h 00m

Philadelphia

Tue 7/4

17:55-11:20

2 stops12h 25m

£466

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ireland to Delaware

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Delaware?

In general, March is the cheapest month to fly from Ireland to Delaware. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £345. If you’re not able to fly to Delaware in March, then April is your next best option. Flight prices from Ireland to Delaware during April average around £364.

What is the cheapest day to depart on your flight to Delaware?

On average, the least expensive day to fly to Delaware from Ireland is on a Monday. momondo users have found tickets for Monday departures for as low as £467. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Ireland to Delaware for around £593.

What is the cheapest time of day to depart on your flight to Delaware?

Our most recent data shows that the best time of day to fly to Delaware is in the afternoon. Flights from Ireland to Delaware during this time can be as low as £471. In contrast, the most expensive time of day to depart to Delaware is in the morning when prices are around £508.

How far in advance should I book a flight to Delaware?

You are more likely to see cheaper flights to Delaware from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Delaware for around £441 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Delaware from Ireland for as low as £368 on momondo.

Cheap Ireland to Delaware flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to Delaware

Fastest flight time	7h 25m
Direct flights	Every day
Airports in Delaware	17 airports

The fastest flight from Ireland to Delaware takes 7h 25m

Direct flights go from Ireland to Delaware every day.

There are 17 airports in Delaware. From Ireland there are direct flights to Philadelphia (PHL).

Search flight deals

When did momondo last update prices for flights from Ireland to Delaware?
Prices for flights from Ireland to Delaware are refreshed on a daily basis.
How many operators does momondo search for flights from Ireland to Delaware?
The number of operators available for flights from Ireland to Delaware is 6 as of March 2026.
How old do you have to be to fly from Ireland to Delaware?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ireland to Delaware.
What documentation or ID do you need to fly to Delaware?
The necessary travel and health documents for your Delaware trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to Delaware?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ireland to Delaware. momondo saves you time and could save you money on your trip.

Can I find flights from Ireland to Delaware with flexible booking policies on momondo?

All flight searches from Ireland to Delaware on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ireland to Delaware?

Once you have performed a search for Ireland to Delaware flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Ireland to Delaware right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Delaware, momondo offers a useful price alert feature which will track prices for flights to Delaware from Ireland and alert you when they change.