Cheap Flights to New Castle

View ₩295,200 flight on Tue, Dec 9, 2025Opens in a new window

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How much is the cheapest flight to New Castle?

Prices were available within the past 7 days and start at ₩295,200 for one-way flights and ₩252,700 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Sep 2 - Tue, Sep 9
ATL
Atlanta
PHL
Philadelphia
₩252,700 Roundtrip, found 6 days ago
₩252,700
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Sep 2 from Atlanta to Philadelphia, returning Tue, Sep 9, priced at ₩252,700 found 6 days ago
American Airlines
Tue, Nov 25 - Tue, Dec 9
ATL
Atlanta
PHL
Philadelphia
₩344,700 Roundtrip, found 8 hours ago
₩344,700
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Tue, Nov 25 from Atlanta to Philadelphia, returning Tue, Dec 9, priced at ₩344,700 found 8 hours ago
United
Mon, Aug 18 - Sat, Aug 23
ATL
Atlanta
PHL
Philadelphia
₩528,900 Roundtrip, found 1 day ago
₩528,900
Roundtrip
found 1 day ago
Select United flight, departing Mon, Aug 18 from Atlanta to Philadelphia, returning Sat, Aug 23, priced at ₩528,900 found 1 day ago
JetBlue Airways
Tue, Sep 2 - Fri, Sep 5
ATL
Atlanta
PHL
Philadelphia
₩578,700 Roundtrip, found 6 days ago
₩578,700
Roundtrip
found 6 days ago
Select JetBlue Airways flight, departing Tue, Sep 2 from Atlanta to Philadelphia, returning Fri, Sep 5, priced at ₩578,700 found 6 days ago
Alaska Airlines
Thu, Oct 16 - Sun, Oct 26
ICN
Seoul
PHL
Philadelphia
₩712,500 Roundtrip, found 2 days ago
₩712,500
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Thu, Oct 16 from Seoul to Philadelphia, returning Sun, Oct 26, priced at ₩712,500 found 2 days ago

Searching for cheap flights to New Castle? No travel company presents more choices than Expedia if you're looking to compare flights to New Castle. With more airlines, cheaper flights, fewer stops, and more departure and arrival times travellers should ensure they search on Expedia before any holiday to Delaware. Expedia provides the cheapest flights to many destinations in Delaware and you may find even greater savings if you combine your flight with a hotel stay in New Castle.

Flights to New Castle information
Destination airport
Philadelphia Intl.
Destination airport IATA code
PHL
Destination city name
Philadelphia
Roundtrip price
₩252,700
*Available to Expedia members.