Cheap Flights to New Castle County from ₩362,000

View ₩362,000 flight on Thu, Jan 29, 2026Opens in a new window

Popular airlines to New Castle County

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Southwest Airlines

    Southwest Airlines

  • Frontier Airlines

    Frontier Airlines

  • Spirit Airlines

    Spirit Airlines

  • JetBlue Airways

    JetBlue Airways

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How much is the cheapest flight to New Castle County?

Prices were available within the past 7 days and start at ₩362,000 for one-way flights and ₩627,600 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, Jan 29 - Sat, Jan 31
IND
Indianapolis
PHL
Philadelphia
₩627,600 Roundtrip, found 17 hours ago
₩627,600
Roundtrip
found 17 hours ago
Select Delta flight, departing Thu, Jan 29 from Indianapolis to Philadelphia, returning Sat, Jan 31, priced at ₩627,600 found 17 hours ago
American Airlines
Mon, Jan 5 - Tue, Jan 6
FLL
Fort Lauderdale
PHL
Philadelphia
₩652,500 Roundtrip, found 1 day ago
₩652,500
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Jan 5 from Fort Lauderdale to Philadelphia, returning Tue, Jan 6, priced at ₩652,500 found 1 day ago
American Airlines
Mon, Jan 5 - Tue, Jan 6
FLL
Fort Lauderdale
PHL
Philadelphia
₩666,700 Roundtrip, found 1 day ago
₩666,700
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Jan 5 from Fort Lauderdale to Philadelphia, returning Tue, Jan 6, priced at ₩666,700 found 1 day ago
Hawaiian Airlines
Thu, Jan 29 - Sat, Jan 31
IND
Indianapolis
PHL
Philadelphia
₩683,400 Roundtrip, found 17 hours ago
₩683,400
Roundtrip
found 17 hours ago
Select Hawaiian Airlines flight, departing Thu, Jan 29 from Indianapolis to Philadelphia, returning Sat, Jan 31, priced at ₩683,400 found 17 hours ago
American Airlines
Mon, Jan 5 - Tue, Jan 6
FLL
Fort Lauderdale
PHL
Philadelphia
₩690,300 Roundtrip, found 1 day ago
₩690,300
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Jan 5 from Fort Lauderdale to Philadelphia, returning Tue, Jan 6, priced at ₩690,300 found 1 day ago
United
Thu, Jan 29 - Sat, Jan 31
IND
Indianapolis
PHL
Philadelphia
₩694,700 Roundtrip, found 17 hours ago
₩694,700
Roundtrip
found 17 hours ago
Select United flight, departing Thu, Jan 29 from Indianapolis to Philadelphia, returning Sat, Jan 31, priced at ₩694,700 found 17 hours ago
Delta
Mon, Jan 5 - Tue, Jan 6
FLL
Fort Lauderdale
PHL
Philadelphia
₩698,500 Roundtrip, found 1 day ago
₩698,500
Roundtrip
found 1 day ago
Select Delta flight, departing Mon, Jan 5 from Fort Lauderdale to Philadelphia, returning Tue, Jan 6, priced at ₩698,500 found 1 day ago
American Airlines
Thu, Jan 29 - Sat, Jan 31
IND
Indianapolis
PHL
Philadelphia
₩700,400 Roundtrip, found 17 hours ago
₩700,400
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Thu, Jan 29 from Indianapolis to Philadelphia, returning Sat, Jan 31, priced at ₩700,400 found 17 hours ago
American Airlines
Mon, Jan 5 - Tue, Jan 6
FLL
Fort Lauderdale
PHL
Philadelphia
₩703,100 Roundtrip, found 1 day ago
₩703,100
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Jan 5 from Fort Lauderdale to Philadelphia, returning Tue, Jan 6, priced at ₩703,100 found 1 day ago
Korean Air
Wed, Apr 1 - Mon, Apr 6
ICN
Seoul
PHL
Philadelphia
₩1,070,700 Roundtrip, found 1 day ago
₩1,070,700
Roundtrip
found 1 day ago
Select Korean Air flight, departing Wed, Apr 1 from Seoul to Philadelphia, returning Mon, Apr 6, priced at ₩1,070,700 found 1 day ago

About New Castle County

Expedia offers flights to New Castle County to meet every traveler's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to New Castle County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

Frequently asked questions

How do I find cheap flights to New Castle County that have flexible change policies?
By using our handy "No change fee" filter, that's how. Simply type in your dates and other details, click the "Search" button, then mark the checkbox under the "Flexible change policies" heading (to the left). Expedia makes it easy to find cheap, flexible airfares to New Castle County.
Which airlines fly to New Castle County?
Let Avelo Airlines get you there. This popular carrier provides 34 services a month to Wilmington, DE (ILG-New Castle), a New Castle County gateway.
How can I find cheap tickets to New Castle County?
To get your hands on a great deal to New Castle County, book well in advance. Also use Expedia's "flexible dates" link above your search results. This will display the cheapest prices for similar time frames. In the last seven days, ₩627,600 was the best price for a flight to New Castle County.
How much is a flight to New Castle County?
In the last seven days, round-trip flights to New Castle County sold from just ₩627,600 and reached a maximum of ₩1,070,700. For one-way journeys departing from Indianapolis (IND), the lowest price during this time was just ₩362,000.
What are the most popular airports to fly into in New Castle County?
Fly into Wilmington, DE (ILG-New Castle) and sample the best that New Castle County has to offer. As the region's main entry point, about 34 flights touch down here each month.
When is the cheapest time to fly to New Castle County?
Take off for New Castle County early in the week and you'll usually be rewarded with more affordable fares. Tuesday is typically the cheapest day to fly out, with Monday a close second. If you're hoping to avoid the costliest flights, keep clear of Saturdays.
How much is a plane ticket to New Castle County?
In the last seven days, airfares to New Castle County fluctuated between ₩627,600 and ₩1,070,700. Prices tend to go up over time, so secure a good deal today.
What is the best time to go to New Castle County?
If you'd like to see New Castle County's leading city when it's really buzzing, set out for Wilmington sometime in May, June and August. Like most locations in the Northern Hemisphere, summertime here begins June 20, with temperatures ranging between 65ºF and 80ºF.
What months are the cheapest to book a flight to New Castle County?
To snap up a great deal to New Castle County, try to book during the month of February when prices are at their cheapest. When do tickets cost the most? In the United States, it's December.

Trending flights to New Castle County

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

American Airlines
Wed, Apr 15 - Sat, Apr 18
ICN
Seoul
PHL
Philadelphia
₩711,500 Roundtrip, found 5 days ago
₩711,500
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Apr 15 from Seoul to Philadelphia, returning Sat, Apr 18, priced at ₩711,500 found 5 days ago
*Available to Expedia members.