Cheap Flights to New Castle County from ￥24,740

Popular airlines to New Castle County

  • American Airlines

    American Airlines

  • Delta

    Delta

  • Frontier Airlines

    Frontier Airlines

  • United

    United

  • Southwest Airlines

    Southwest Airlines

  • JetBlue Airways

    JetBlue Airways

  • Spirit Airlines

    Spirit Airlines

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Top Cities to Visit in New Castle County

Pond fishing
FlightsFlights

Bear

Bear

How much is the cheapest flight to New Castle County?

Prices were available within the past 7 days and start at ￥24,740 for one-way flights and ￥35,930 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Oct 18 - Sat, Oct 25
LAX
Los Angeles
PHL
Philadelphia
￥35,930 Roundtrip, found 10 hours ago
￥35,930
Roundtrip
found 10 hours ago
Select American Airlines flight, departing Sat, Oct 18 from Los Angeles to Philadelphia, returning Sat, Oct 25, priced at ￥35,930 found 10 hours ago
American Airlines
Sat, Oct 18 - Sat, Oct 25
LAX
Los Angeles
PHL
Philadelphia
￥39,700 Roundtrip, found 10 hours ago
￥39,700
Roundtrip
found 10 hours ago
Select American Airlines flight, departing Sat, Oct 18 from Los Angeles to Philadelphia, returning Sat, Oct 25, priced at ￥39,700 found 10 hours ago
American Airlines
Sat, Oct 25 - Sat, Nov 1
LAX
Los Angeles
PHL
Philadelphia
￥41,520 Roundtrip, found 12 hours ago
￥41,520
Roundtrip
found 12 hours ago
Select American Airlines flight, departing Sat, Oct 25 from Los Angeles to Philadelphia, returning Sat, Nov 1, priced at ￥41,520 found 12 hours ago
Delta
Sat, Oct 18 - Sat, Oct 25
LAX
Los Angeles
PHL
Philadelphia
￥41,610 Roundtrip, found 10 hours ago
￥41,610
Roundtrip
found 10 hours ago
Select Delta flight, departing Sat, Oct 18 from Los Angeles to Philadelphia, returning Sat, Oct 25, priced at ￥41,610 found 10 hours ago
Hawaiian Airlines
Tue, Oct 21 - Wed, Nov 5
LAX
Los Angeles
PHL
Philadelphia
￥50,750 Roundtrip, found 2 days ago
￥50,750
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Tue, Oct 21 from Los Angeles to Philadelphia, returning Wed, Nov 5, priced at ￥50,750 found 2 days ago
United
Wed, Oct 8 - Wed, Oct 15
LAX
Los Angeles
PHL
Philadelphia
￥67,810 Roundtrip, found 11 hours ago
￥67,810
Roundtrip
found 11 hours ago
Select United flight, departing Wed, Oct 8 from Los Angeles to Philadelphia, returning Wed, Oct 15, priced at ￥67,810 found 11 hours ago
Hawaiian Airlines
Wed, Jan 28 - Sat, Feb 28
NRT
Tokyo
PHL
Philadelphia
￥134,350 Roundtrip, found 4 days ago
￥134,350
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Wed, Jan 28 from Tokyo to Philadelphia, returning Sat, Feb 28, priced at ￥134,350 found 4 days ago
Alaska Airlines
Thu, Feb 26 - Sat, Mar 7
NRT
Tokyo
PHL
Philadelphia
￥138,750 Roundtrip, found 4 days ago
￥138,750
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Feb 26 from Tokyo to Philadelphia, returning Sat, Mar 7, priced at ￥138,750 found 4 days ago
STARLUX Airlines
Mon, Oct 20 - Wed, Oct 29
NRT
Tokyo
PHL
Philadelphia
￥171,390 Roundtrip, found 2 days ago
￥171,390
Roundtrip
found 2 days ago
Select STARLUX Airlines flight, departing Mon, Oct 20 from Tokyo to Philadelphia, returning Wed, Oct 29, priced at ￥171,390 found 2 days ago
EVA Airways
Sat, Nov 15 - Mon, Nov 17
HND
Tokyo
PHL
Philadelphia
￥174,320 Roundtrip, found 4 days ago
￥174,320
Roundtrip
found 4 days ago
Select EVA Airways flight, departing Sat, Nov 15 from Tokyo to Philadelphia, returning Mon, Nov 17, priced at ￥174,320 found 4 days ago

2025 年 5 月 13 日、新規開設*

ハワイアン航空はこのたび、東京の成田国際空港からシアトルへの直行便を新たに開設し、毎日運航することを発表しました。

豊かな緑に包まれたその景観から「エメラルド シティ」と呼ばれるシアトルは、美しい自然と現代的な快適さをともに楽しみたい人の旅行先として人気の都市です。

シアトルを象徴するタワー、スペース ニードルからの素晴らしい眺めを堪能し、パイク プレイス マーケットの知られざる魅力や誰もが知る見どころを探訪して、ケリー パークで一息ついたら、夕暮れ時の街並みを眺めましょう。ピュージェット湾でのホエールウォッチングもおすすめです。

シアトルの空港は米国国内線のハブ空港でもあるため、米国各地への旅もさらにスムーズになります。

*政府の承認が必要となります。

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, ￥35,930 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 ￥35,930 and reached a maximum of ￥174,320. For one-way journeys departing from Los Angeles (LAX), the lowest price during this time was just ￥24,740.
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.
How much is a plane ticket to New Castle County?
In the last seven days, airfares to New Castle County fluctuated between ￥35,930 and ￥174,320. 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.

Hawaiian Airlines
Wed, Jan 28 - Sat, Feb 28
NRT
Tokyo
PHL
Philadelphia
￥134,350 Roundtrip, found 4 days ago
￥134,350
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Wed, Jan 28 from Tokyo to Philadelphia, returning Sat, Feb 28, priced at ￥134,350 found 4 days ago
*Available to Expedia members.