Cheap Flights to New Castle County from $19 (2026/2027)

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A large, historic house with a symmetrical facade, green shutters, and a well-maintained garden.

Wilmington

Flights
Wilmington

How Much Does it Cost To Fly To New Castle County?

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Sat, Oct 31 - Tue, Nov 3
ATL
Hartsfield-Jackson Atlanta Intl.
PHL
Philadelphia Intl.
$38 Roundtrip, found 8 hours ago
$38
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Sat, Oct 31 from Hartsfield-Jackson Atlanta Intl. to Philadelphia Intl., returning Tue, Nov 3, priced at $38 found 8 hours ago
Sat, Dec 5 - Wed, Dec 9
TPA
Tampa Intl.
PHL
Philadelphia Intl.
$68 Roundtrip, found 5 days ago
$68
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Sat, Dec 5 from Tampa Intl. to Philadelphia Intl., returning Wed, Dec 9, priced at $68 found 5 days ago
Thu, Feb 4 - Sun, Feb 7
PIE
St. Petersburg-Clearwater Intl.
TTN
Mercer
$78 Roundtrip, found 12 hours ago
$78
Roundtrip
found 12 hours ago
Select Allegiant Air flight, departing Thu, Feb 4 from St. Petersburg-Clearwater Intl. to Mercer, returning Sun, Feb 7, priced at $78 found 12 hours ago
Fri, Dec 4 - Mon, Dec 7
PIE
St. Petersburg-Clearwater Intl.
PHL
Philadelphia Intl.
$83 Roundtrip, found 13 hours ago
$83
Roundtrip
found 13 hours ago
Select Allegiant Air flight, departing Fri, Dec 4 from St. Petersburg-Clearwater Intl. to Philadelphia Intl., returning Mon, Dec 7, priced at $83 found 13 hours ago
Thu, Dec 3 - Sun, Dec 6
FLL
Fort Lauderdale - Hollywood Intl.
TTN
Mercer
$88 Roundtrip, found 16 hours ago
$88
Roundtrip
found 16 hours ago
Select Allegiant Air flight, departing Thu, Dec 3 from Fort Lauderdale - Hollywood Intl. to Mercer, returning Sun, Dec 6, priced at $88 found 16 hours ago
Wed, Oct 21 - Tue, Nov 3
FLL
Fort Lauderdale - Hollywood Intl.
PHL
Philadelphia Intl.
$99 Roundtrip, found 4 days ago
$99
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Wed, Oct 21 from Fort Lauderdale - Hollywood Intl. to Philadelphia Intl., returning Tue, Nov 3, priced at $99 found 4 days ago
Sat, Dec 12 - Mon, Dec 14
TPA
Tampa Intl.
ILG
New Castle
$99 Roundtrip, found 2 days ago
$99
Roundtrip
found 2 days ago
Select Avelo Airlines flight, departing Sat, Dec 12 from Tampa Intl. to New Castle, returning Mon, Dec 14, priced at $99 found 2 days ago
Thu, Oct 22 - Fri, Oct 23
TPA
Tampa Intl.
TTN
Mercer
$100 Roundtrip, found 21 hours ago
$100
Roundtrip
found 21 hours ago
Select Frontier Airlines flight, departing Thu, Oct 22 from Tampa Intl. to Mercer, returning Fri, Oct 23, priced at $100 found 21 hours ago
OriginDestinationTravel DatesFlights From*
ATLPhiladelphiaOctober 27 to October 28$39
DENPhiladelphiaOctober 28 to November 3$124
INDPhiladelphiaOctober 19 to October 21$125
IAHPhiladelphiaNovember 4 to November 22$142
DTWPhiladelphiaOctober 27 to November 2$170
BWIPhiladelphiaOctober 21 to October 28$188
LAXPhiladelphiaOctober 20 to October 21$307
DENNew CastleDecember 26 to December 30$604
FCOPhiladelphiaOctober 6 to November 2$714
KIXPhiladelphiaNovember 23 to November 30$1,409
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
DTWTrentonSeptember 27 to September 30$314
DENTrentonSeptember 25 to October 5$330
ATLTrentonSeptember 26 to September 27$332
IAHTrentonSeptember 26 to October 3$350
LAXTrentonSeptember 27 to September 30$423
INDPhiladelphiaSeptember 26 to September 28$423
ATLNew CastleSeptember 27 to September 28$573
BWIPhiladelphiaSeptember 26 to September 30$642
FCOPhiladelphiaSeptember 27 to October 4$969
KIXPhiladelphiaSeptember 25 to September 29$1,491
*Prices include taxes and fees

Best New Castle County Flight and Hotel Packages

Price found within the past 48 hours. Click for updated prices.
New Season Royals
2.0-star property

New Season Royals

Oct 24 - Oct 26

2 night stay

Atlanta (ATL) to Philadelphia (PHL)

Frontier Airlines • Roundtrip • Coach
Save 100% on your flight
Price was $270, price is now $176 per person
$176
per person
found 1 day ago
Tudor Lux
4.0-star property

Tudor Lux

Dec 8 - Dec 12

4 night stay

Atlanta (ATL) to Philadelphia (PHL)

Delta • Roundtrip • Coach
Save 100% on your flight
Price was $6,647, price is now $4,363 per person
$4,363
per person
found 9 hours ago
The Rittenhouse Philadelphia
5.0-star property

The Rittenhouse Philadelphia

Sep 29 - Oct 2

3 night stay

Atlanta (ATL) to Philadelphia (PHL)

Frontier Airlines • Roundtrip • Coach
Save 100% on your flight
Price was $1,779, price is now $1,203 per person
$1,203
per person
found 11 hours ago
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Travelers ❤️ These New Castle County 🏨

Club Quarters Hotel Rittenhouse Square, Philadelphia

Club Quarters Hotel Rittenhouse Square, Philadelphia

4 out of 5
1628 Chestnut St Philadelphia PA
Book a stay at this business-friendly hotel in Philadelphia. Enjoy free WiFi, a fitness center, and a 24-hour front desk. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Rittenhouse Square and Pennsylvania Convention Center are located nearby.
Opens in a new windowClub Quarters Hotel Rittenhouse Square, Philadelphia
Sonesta Philadelphia Rittenhouse Square

Sonesta Philadelphia Rittenhouse Square

4 out of 5
1800 Market St Philadelphia PA
Book a stay at this business-friendly hotel in Philadelphia. Enjoy an outdoor pool, breakfast (surcharge), and a 24-hour fitness center. Our guests praise the pool and the helpful staff in our reviews. Popular attractions Rittenhouse Square and Pennsylvania Convention Center are located nearby.
Opens in a new windowSonesta Philadelphia Rittenhouse Square
The Windsor Suites

The Windsor Suites

4 out of 5
1700 Ben Franklin Pkwy Philadelphia PA
Book a stay at this business-friendly hotel in Philadelphia. Enjoy free WiFi, an outdoor pool, and 2 restaurants. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Pennsylvania Convention Center and Rittenhouse Square are located nearby.
Opens in a new windowThe Windsor Suites
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Sofitel Philadelphia at Rittenhouse Square

Sofitel Philadelphia at Rittenhouse Square

4.5 out of 5
120 S 17th St Philadelphia PA
Book a stay at this luxury hotel in Philadelphia. Enjoy free WiFi, breakfast (surcharge), and room service. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Rittenhouse Square and Pennsylvania Convention Center are located nearby.
Opens in a new windowSofitel Philadelphia at Rittenhouse Square
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Frequently asked questions

How much is the cheapest flight to New Castle County?
Thrifty travelers were able to book a roundtrip flight to New Castle County for as little as $38 during the last seven days. If you find a fare you like, book quickly. Cheap deals don't wait around forever! This price was available on Travelocity for flights to New Castle County departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly to New Castle County?
October is the cheapest month to make your way to New Castle County based on Travelocity's direct return flight demand from January to December last year. We'll help you snap up an incredible deal so you can start preparing your escape today.
How can I check my flight status to New Castle County?
Check on the status of your flight to New Castle County, amend your journey and loads more from our useful Trips portal. Found at the top right of our homepage, it's the place to manage and view your bookings. All you need to do is log in or create a new account in seconds. Savvy wanderers will also love the Travelocity app. You'll get alerts for any gate changes and flight delays, along with the ability to view deals on hotels, flights, rental cars and activities while you're on the move. If you have family flying with you, it's also a quick way to share travel details with each other.
How do I find the best deals on flights to New Castle County?
It's better to book ahead of schedule, and if possible, avoid flying during peak periods. Another smart way to save is by clicking the "Flexible dates" box at the top of the page after searching for your flights. This lets you compare prices for nearby days. In the last seven days, the best price for a return flight to New Castle County was $38. This price was available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Why should I book my flight to New Castle County with Travelocity?
From cheap flights to New Castle County to rental cars and hotels, Travelocity is your one-stop shop for epic adventures. With everything you need in one convenient place, you can enjoy more time preparing for all the wonderful things that await you in New Castle County and less time working on travel planning. Plus with our Price Match Guarantee and free cancellation on most activities, our mission is to make your next break the best one yet.
How much is a flight to New Castle County on average?
In the last seven days, roundtrip flights to New Castle County were priced between $38 and $1,491. No matter what type of ticket you're after, we've got some amazing deals to help you stick within budget. These prices were available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What can I expect on a flight to New Castle County?
That depends on a couple of things. Is your flight to New Castle County short and snappy or many hours long? Are you planning to fly with a full-service airline or a low-cost one? These things will influence your onboard experience. If your flight is classified as long haul, a majority of airlines include drinks, hot meals and entertainment. Budget carriers are an excellent option when it comes to cheap flights for family vacations or if your trip is short. But, they often won't have the same inclusions as a full-service carrier.