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Cheap Flights to New Castle County from NT$16,810

View NT$16,810 flight on Sat, 2026/9/26Opens in a new window

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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 NT$16,810 for one-way flights and NT$28,506 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, Sep 24 - Wed, Sep 30
TPE
Taipei
PHL
Philadelphia
NT$28,506 Roundtrip, found 2 days ago
NT$28,506
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, Sep 24 from Taipei to Philadelphia, returning Wed, Sep 30, priced at NT$28,506 found 2 days ago
Delta
Wed, Sep 2 - Fri, Sep 25
TPE
Taipei
PHL
Philadelphia
NT$28,512 Roundtrip, found 3 days ago
NT$28,512
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Sep 2 from Taipei to Philadelphia, returning Fri, Sep 25, priced at NT$28,512 found 3 days ago
Delta
Sat, Sep 26 - Sun, Oct 11
TPE
Taipei
PHL
Philadelphia
NT$28,523 Roundtrip, found 1 hour ago
NT$28,523
Roundtrip
found 1 hour ago
Select Delta flight, departing Sat, Sep 26 from Taipei to Philadelphia, returning Sun, Oct 11, priced at NT$28,523 found 1 hour ago
Delta
Sat, Nov 7 - Mon, Nov 23
TPE
Taipei
PHL
Philadelphia
NT$28,737 Roundtrip, found 11 hours ago
NT$28,737
Roundtrip
found 11 hours ago
Select Delta flight, departing Sat, Nov 7 from Taipei to Philadelphia, returning Mon, Nov 23, priced at NT$28,737 found 11 hours ago
Delta
Thu, Sep 3 - Wed, Sep 9
TPE
Taipei
PHL
Philadelphia
NT$29,709 Roundtrip, found 6 days ago
NT$29,709
Roundtrip
found 6 days ago
Select Delta flight, departing Thu, Sep 3 from Taipei to Philadelphia, returning Wed, Sep 9, priced at NT$29,709 found 6 days ago
Delta
Mon, Sep 14 - Tue, Sep 22
TPE
Taipei
PHL
Philadelphia
NT$29,722 Roundtrip, found 5 days ago
NT$29,722
Roundtrip
found 5 days ago
Select Delta flight, departing Mon, Sep 14 from Taipei to Philadelphia, returning Tue, Sep 22, priced at NT$29,722 found 5 days ago
STARLUX Airlines
Mon, Sep 14 - Tue, Sep 22
TPE
Taipei
PHL
Philadelphia
NT$29,783 Roundtrip, found 5 days ago
NT$29,783
Roundtrip
found 5 days ago
Select STARLUX Airlines flight, departing Mon, Sep 14 from Taipei to Philadelphia, returning Tue, Sep 22, priced at NT$29,783 found 5 days ago
Korean Air
Sat, Nov 7 - Mon, Nov 23
TPE
Taipei
PHL
Philadelphia
NT$30,795 Roundtrip, found 11 hours ago
NT$30,795
Roundtrip
found 11 hours ago
Select Korean Air flight, departing Sat, Nov 7 from Taipei to Philadelphia, returning Mon, Nov 23, priced at NT$30,795 found 11 hours ago
Etihad Airways
Mon, Jul 27 - Tue, Aug 4
TPE
Taipei
PHL
Philadelphia
NT$42,278 Roundtrip, found 1 day ago
NT$42,278
Roundtrip
found 1 day ago
Select Etihad Airways flight, departing Mon, Jul 27 from Taipei to Philadelphia, returning Tue, Aug 4, priced at NT$42,278 found 1 day ago
Air Canada
Tue, Jul 28 - Tue, Aug 4
TPE
Taipei
PHL
Philadelphia
NT$44,516 Roundtrip, found 1 day ago
NT$44,516
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Jul 28 from Taipei to Philadelphia, returning Tue, Aug 4, priced at NT$44,516 found 1 day ago

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.

Delta
Thu, Sep 24 - Wed, Sep 30
TPE
Taipei
PHL
Philadelphia
NT$28,506 Roundtrip, found 2 days ago
NT$28,506
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, Sep 24 from Taipei to Philadelphia, returning Wed, Sep 30, priced at NT$28,506 found 2 days ago

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, NT$28,506 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 NT$28,506 and reached a maximum of NT$44,516. For one-way journeys departing from Taipei (TPE), the lowest price during this time was just NT$16,810.
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 NT$28,506 and NT$44,516. 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.
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