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New Castle

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New Castle Flights as Low as $134

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

Frontier Airlines
Tue, Jul 1 - Thu, Jul 10
PHX
Sky Harbor Intl.
DEN
Denver Intl.
$134 Roundtrip, found 22 hours ago
$134
Roundtrip
found 22 hours ago
Select Frontier Airlines flight, departing Tue, Jul 1 from Sky Harbor Intl. to Denver Intl., returning Thu, Jul 10, priced at $134 found 22 hours ago
Frontier Airlines
Fri, Jun 27 - Mon, Jun 30
PHX
Sky Harbor Intl.
DEN
Denver Intl.
$136 Roundtrip, found 11 hours ago
$136
Roundtrip
found 11 hours ago
Select Frontier Airlines flight, departing Fri, Jun 27 from Sky Harbor Intl. to Denver Intl., returning Mon, Jun 30, priced at $136 found 11 hours ago
United
Wed, Jul 16 - Wed, Jul 16
PHX
Sky Harbor Intl.
DEN
Denver Intl.
$137 Roundtrip, found 2 days ago
$137
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jul 16 from Sky Harbor Intl. to Denver Intl., returning Wed, Jul 16, priced at $137 found 2 days ago
Frontier Airlines
Wed, Sep 17 - Tue, Sep 23
ORD
O'Hare Intl.
DEN
Denver Intl.
$138 Roundtrip, found 6 hours ago
$138
Roundtrip
found 6 hours ago
Select Frontier Airlines flight, departing Wed, Sep 17 from O'Hare Intl. to Denver Intl., returning Tue, Sep 23, priced at $138 found 6 hours ago
Frontier Airlines
Wed, Jul 2 - Fri, Jul 4
ORD
O'Hare Intl.
DEN
Denver Intl.
$140 Roundtrip, found 1 day ago
$140
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Jul 2 from O'Hare Intl. to Denver Intl., returning Fri, Jul 4, priced at $140 found 1 day ago
Frontier Airlines
Tue, Jul 15 - Mon, Jul 21
ORD
O'Hare Intl.
DEN
Denver Intl.
$141 Roundtrip, found 9 hours ago
$141
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Tue, Jul 15 from O'Hare Intl. to Denver Intl., returning Mon, Jul 21, priced at $141 found 9 hours ago
American Airlines
Tue, Jul 1 - Tue, Jul 8
PHX
Sky Harbor Intl.
DEN
Denver Intl.
$147 Roundtrip, found 22 hours ago
$147
Roundtrip
found 22 hours ago
Select American Airlines flight, departing Tue, Jul 1 from Sky Harbor Intl. to Denver Intl., returning Tue, Jul 8, priced at $147 found 22 hours ago
Delta
Wed, Jul 16 - Wed, Jul 16
PHX
Sky Harbor Intl.
DEN
Denver Intl.
$191 Roundtrip, found 2 days ago
$191
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Jul 16 from Sky Harbor Intl. to Denver Intl., returning Wed, Jul 16, priced at $191 found 2 days ago
United
Tue, Aug 19 - Sat, Aug 23
MCO
Orlando Intl.
DEN
Denver Intl.
$197 Roundtrip, found 18 hours ago
$197
Roundtrip
found 18 hours ago
Select United flight, departing Tue, Aug 19 from Orlando Intl. to Denver Intl., returning Sat, Aug 23, priced at $197 found 18 hours ago
JetBlue Airways
Tue, Jul 15 - Wed, Jul 23
MCO
Orlando Intl.
DEN
Denver Intl.
$238 Roundtrip, found 2 days ago
$238
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Tue, Jul 15 from Orlando Intl. to Denver Intl., returning Wed, Jul 23, priced at $238 found 2 days ago
Bargain Flight
Tue, Jul 15 - Tue, Jul 22
PHX
Sky Harbor Intl.
GJT
Grand Junction Regional
$263 Roundtrip, just found
$263
Roundtrip
just found
Select Bargain Flight flight, departing Tue, Jul 15 from Sky Harbor Intl. to Grand Junction Regional, returning Tue, Jul 22, priced at $263 just found
Contour Airlines
Wed, Jul 23 - Sat, Jul 26
PHX
Sky Harbor Intl.
DEN
Denver Intl.
$291 Roundtrip, found 2 hours ago
$291
Roundtrip
found 2 hours ago
Select Contour Airlines flight, departing Wed, Jul 23 from Sky Harbor Intl. to Denver Intl., returning Sat, Jul 26, priced at $291 found 2 hours ago
American Airlines
Tue, Jun 10 - Tue, Jun 17
ORD
O'Hare Intl.
EGE
Eagle County Regional
$337 Roundtrip, found 3 days ago
$337
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Jun 10 from O'Hare Intl. to Eagle County Regional, returning Tue, Jun 17, priced at $337 found 3 days ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Tue, Jul 15 - Mon, Jul 21
ORD
O'Hare Intl.
DEN
Denver Intl.
$343 Roundtrip, found 9 hours ago
$343
Roundtrip
found 9 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Tue, Jul 15 from O'Hare Intl. to Denver Intl., returning Mon, Jul 21, priced at $343 found 9 hours ago
Bargain Flight
Fri, May 30 - Thu, Jun 5
PHX
Sky Harbor Intl.
EGE
Eagle County Regional
$388 Roundtrip, found 4 days ago
$388
Roundtrip
found 4 days ago
Select Bargain Flight flight, departing Fri, May 30 from Sky Harbor Intl. to Eagle County Regional, returning Thu, Jun 5, priced at $388 found 4 days ago
Alaska Airlines
Tue, Jul 15 - Thu, Jul 17
PHX
Sky Harbor Intl.
DEN
Denver Intl.
$395 Roundtrip, found 5 days ago
$395
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Tue, Jul 15 from Sky Harbor Intl. to Denver Intl., returning Thu, Jul 17, priced at $395 found 5 days ago

Cheap Flights to New Castle

Fall in love at first flight with your vacation to New Castle by saving a ton of cash on your last-minute cheap flight. There’s no more scouring the internet for a good deal—book your flight to New Castle on Hotwire, and you’ll be up, up, and on a getaway in no time.

Because once the wheels are down in New Castle, the good times start rolling. So buckle up, you’re in for a fun ride.

Frequently Asked Questions About flights to New Castle

Don’t waste your time on endless searches for cheap airline tickets oneway or roundtrip. We’ll have you on your way to New Castle with a tiny bag of pretzels in your hand before you can say “tray tables in the upright position”—and for a ticket price that works for your vacay budget.

So all you have to worry about is where you’re headed after the DEN airport.

What is the cheapest month to fly to New Castle?

Airline ticket prices fluctuate all the time, depending on the day of the week or the month of the year. The cheapest round trip flights to New Castle are in July, but when you book your flight on Hotwire, savings are always in season.

How many airlines fly to New Castle?

Variety is the spice of life, even when it comes to booking your next trip. Want options for airlines? You’ll find 14 to choose from for your flight to New Castle.

What airport is best to fly into New Castle?

When you’re planning your trip to New Castle, convenience is the name of the game. Luckily, New Castle Eagle County Regional Airport is nearby so you can deplane and get going on checking off everything on your New Castle must-do list.

How much are flights to New Castle?

Got very cheap flights on your vacation itinerary? When you book your airline tickets to New Castle on Hotwire, you may just get what’s on your getaway wish list. With tickets as low as $134, you’ll have leftover cash for at least a magazine and a bottle of water at the airport book store.

How to get cheap flights to New Castle?

The trick to saving a stack of cash on your flight to New Castle? Snatch up that Hotwire flight deal when you see a killer rate because it could be gone in a flash. And with flights as low as $134 right now, why wait?

New Castle Flight Information
Destination airport
Denver Intl.
Destination airport IATA code
DEN
Roundtrip price
$134

Last Minute Hotel Deals in New Castle

Wingate by Wyndham New Castle - Glenwood Springs
Wingate by Wyndham New Castle - Glenwood Springs
2 out of 5
781 Burning Mountain Ave, New Castle, CO
Book a stay at this business-friendly hotel in New Castle. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean ...
7.4/10 Good! (971 reviews)
"It’s definitely a go!"

Reviewed on May 22, 2025

Get rates
Wingate by Wyndham New Castle - Glenwood Springs
Hotel Colorado
Hotel Colorado
3.5 out of 5
526 Pine St, Glenwood Springs, CO
Book a stay at this business-friendly hotel in Glenwood Springs. Enjoy free WiFi, 2 bars/lounges, and breakfast (surcharge). Our guests praise the restaurant ...
8.8/10 Excellent! (1,722 reviews)
"Great location. Can walk to everything. Historic"

Reviewed on May 28, 2025

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Hotel Colorado
Hotel Glenwood Springs
Hotel Glenwood Springs
2.5 out of 5
52000 Two Rivers Plaza Rd, Glenwood Springs, CO
Book a stay at this ski hotel in Glenwood Springs. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the pool and the helpful staff in our ...
8.2/10 Very Good! (1,172 reviews)
"Friendly staff, location"

Reviewed on May 27, 2025

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Hotel Glenwood Springs
Best Western Antlers at Glenwood Springs
Best Western Antlers at Glenwood Springs
2.5 out of 5
171 W 6th Street, Glenwood Springs, CO
Book a stay at this business-friendly hotel in Glenwood Springs. Enjoy free breakfast, free parking, and free bicycles on site. Our guests praise the breakfast ...
9/10 Wonderful! (1,209 reviews)
"The amenities around the property were wonderful. Our room was nice, but the bed was uncomfortable. It needed to be replaced. We used the laundry facilities. The machines were clean, updated and reasonably priced. Breakfast was fine, and the woman working the food area did a wonderful job of keeping ..."

Reviewed on May 26, 2025

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Best Western Antlers at Glenwood Springs
La Quinta Inn & Suites by Wyndham Glenwood Springs
La Quinta Inn & Suites by Wyndham Glenwood Springs
3 out of 5
124 West 6th Street, I-70 at Exit 116, Glenwood Springs, CO
Stay at this 3-star business-friendly hotel in Glenwood Springs. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful ...
8.4/10 Very Good! (1,423 reviews)
"Great stay, everything was nice and clean. Breakfast was good as well."

Reviewed on May 27, 2025

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La Quinta Inn & Suites by Wyndham Glenwood Springs
Glenwood Springs Cedar Lodge
Glenwood Springs Cedar Lodge
2 out of 5
2102 Grand Ave, Glenwood Springs, CO
Stay at this hotel in Glenwood Springs. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the pool in our reviews. Popular ...
8.6/10 Excellent! (1,450 reviews)
"great breakfast! clean smelling rooms. Kindly staff. Awesome key to the room."

Reviewed on May 26, 2025

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Glenwood Springs Cedar Lodge
Hotel Maxwell Anderson
Hotel Maxwell Anderson
3 out of 5
402 7th Street, Glenwood Springs, CO
Stay at this 3-star hotel in Glenwood Springs. Enjoy free WiFi, parking (surcharge), and a 24-hour front desk. Our guests praise the helpful staff and the clean ...
8.8/10 Excellent! (1,461 reviews)
"Hayden at the Front Desk was so genuinely kind and personable. We absolutely love this property and the staff- always our go to while in Glenwood. Thank you for a fabulous weekend!"

Reviewed on May 26, 2025

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Hotel Maxwell Anderson
Silver Spruce Inn
Silver Spruce Inn
2 out of 5
162 W 6th Street, Glenwood Springs, CO
Book a stay at this business-friendly motel in Glenwood Springs. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful ...
8.8/10 Excellent! (1,004 reviews)
Very nice place to stay!
"Clean, great view, close to restaurants."

Reviewed on May 28, 2025

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Silver Spruce Inn
See all 554 properties in New Castle
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.