Cheap flights to Delaware

View €401 flight on Mon, 8 Jun 2026Opens in a new window

Popular airlines to Delaware

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Cheap round-trip flights to Delaware

Prices were available within the past 7 days and start at €401 for one-way flights and €446 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Finnair
Thu, 14 May - Mon, 25 May
DUB
Dublin
PHL
Philadelphia
€446 Return, found 3 days ago
€446
Return
found 3 days ago
Select Finnair flight, departing Thu, 14 May from Dublin to Philadelphia, returning Mon, 25 May, priced at €446 found 3 days ago
British Airways
Tue, 19 May - Mon, 25 May
DUB
Dublin
PHL
Philadelphia
€452 Return, found 5 days ago
€452
Return
found 5 days ago
Select British Airways flight, departing Tue, 19 May from Dublin to Philadelphia, returning Mon, 25 May, priced at €452 found 5 days ago
British Airways
Tue, 19 May - Mon, 25 May
DUB
Dublin
PHL
Philadelphia
€452 Return, found 5 days ago
€452
Return
found 5 days ago
Select British Airways flight, departing Tue, 19 May from Dublin to Philadelphia, returning Mon, 25 May, priced at €452 found 5 days ago
Finnair
Sun, 3 May - Sat, 9 May
DUB
Dublin
PHL
Philadelphia
€453 Return, just found
€453
Return
just found
Select Finnair flight, departing Sun, 3 May from Dublin to Philadelphia, returning Sat, 9 May, priced at €453 just found
JetBlue Airways
Fri, 22 May - Fri, 29 May
DUB
Dublin
PHL
Philadelphia
€455 Return, found 4 days ago
€455
Return
found 4 days ago
Select JetBlue Airways flight, departing Fri, 22 May from Dublin to Philadelphia, returning Fri, 29 May, priced at €455 found 4 days ago
JetBlue Airways
Tue, 22 Sept - Wed, 30 Sept
DUB
Dublin
PHL
Philadelphia
€456 Return, found 3 days ago
€456
Return
found 3 days ago
Select JetBlue Airways flight, departing Tue, 22 Sept from Dublin to Philadelphia, returning Wed, 30 Sept, priced at €456 found 3 days ago
British Airways
Thu, 4 Jun - Wed, 10 Jun
DUB
Dublin
PHL
Philadelphia
€460 Return, found 1 day ago
€460
Return
found 1 day ago
Select British Airways flight, departing Thu, 4 Jun from Dublin to Philadelphia, returning Wed, 10 Jun, priced at €460 found 1 day ago
Aer Lingus
Mon, 22 Jun - Tue, 30 Jun
DUB
Dublin
PHL
Philadelphia
€464 Return, found 4 days ago
€464
Return
found 4 days ago
Select Aer Lingus flight, departing Mon, 22 Jun from Dublin to Philadelphia, returning Tue, 30 Jun, priced at €464 found 4 days ago
Iberia
Sun, 3 May - Sat, 9 May
DUB
Dublin
PHL
Philadelphia
€465 Return, just found
€465
Return
just found
Select Iberia flight, departing Sun, 3 May from Dublin to Philadelphia, returning Sat, 9 May, priced at €465 just found
American Airlines
Sun, 3 May - Sat, 9 May
DUB
Dublin
PHL
Philadelphia
€465 Return, just found
€465
Return
just found
Select American Airlines flight, departing Sun, 3 May from Dublin to Philadelphia, returning Sat, 9 May, priced at €465 just found

Trending flights to Delaware

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Finnair
Thu, 14 May - Mon, 25 May
DUB
Dublin
PHL
Philadelphia
€446 Return, found 3 days ago
€446
Return
found 3 days ago
Select Finnair flight, departing Thu, 14 May from Dublin to Philadelphia, returning Mon, 25 May, priced at €446 found 3 days ago

Frequently asked questions

How do I find cheap flights to Delaware that have flexible change policies?
It's as easy as counting to three with Expedia. Firstly, enter your preferred travel dates and press "Search." Next, check "No change fee" underneath the "Flexible change policies" filter to the left of the screen. Step 3. Snag your cheap and flexible fare to Delaware.
Which airlines fly to Delaware?
Let Avelo Airlines fly you there. This top carrier lists 34 services a month to Wilmington, DE (ILG-New Castle), a Delaware gateway.
How can I find cheap tickets to Delaware?
An effective strategy for finding cheap airfares is to be flexible with your travel dates. Begin with searching for your flight to Delaware, then click on the "flexible dates" box for a list of prices for nearby days. Another handy tip? Book ahead of time. For an idea of fares, €446 was the lowest price for a flight to Delaware in the last seven days.
How much is a flight to Delaware?
One-way flights departing from Dublin (DUB) sold for as little as €401 in the last seven days. During this time, the price of a return journey to Delaware ranged between €446 and €465. If you find a fantastic deal, grab it quickly — these fares don't hang around.
What are the most popular airports to fly into in Delaware?
Fly into Wilmington, DE (ILG-New Castle) and sample all that Delaware has to offer. As the region's primary entry point, about 34 flights touch down here every month.
How much is a plane ticket to Delaware?
In the last seven days, tickets cost between €446 and €465. Scroll through our sensational deals to Delaware, make a booking and then start packing!
What is the best time to go to Delaware?
Summer begins June 20 in the Northern Hemisphere, and these warmer months are a fantastic time to tour the top Delaware city of Wilmington. Average temperatures range between 18ºC and 27ºC at this time of year. The biggest crowds flock here in May, June and July.
What months are the cheapest to book a flight to Delaware?
To grab a fabulous deal to Delaware, try to book sometime in February when the price of tickets are at their cheapest. When's the most expensive time? In the U.S, it's the festive month of December.

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