Search Cheap Flights to
New Castle

Search 400 airlines and 321,000 hotels worldwide.

Stop Planning & Start Exploring

FREE 24 hour cancellation on most flights

New Castle Flights as Low as $66

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

Frontier Airlines
Tue, Feb 2 - Sat, Feb 6
MSP
Minneapolis - St. Paul Intl.
DEN
Denver Intl.
$66 Roundtrip, just found
$66
Roundtrip
just found
Select Frontier Airlines flight, departing Tue, Feb 2 from Minneapolis - St. Paul Intl. to Denver Intl., returning Sat, Feb 6, priced at $66 just found
Frontier Airlines
Sat, Oct 31 - Mon, Nov 2
LAX
Los Angeles Intl.
DEN
Denver Intl.
$85 Roundtrip, found 3 hours ago
$85
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Sat, Oct 31 from Los Angeles Intl. to Denver Intl., returning Mon, Nov 2, priced at $85 found 3 hours ago
Frontier Airlines
Thu, Nov 5 - Tue, Nov 10
CLE
Hopkins Intl.
DEN
Denver Intl.
$128 Roundtrip, found 4 hours ago
$128
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Thu, Nov 5 from Hopkins Intl. to Denver Intl., returning Tue, Nov 10, priced at $128 found 4 hours ago
Delta
Sat, Oct 31 - Sat, Oct 31
MSP
Minneapolis - St. Paul Intl.
DEN
Denver Intl.
$152 Roundtrip, found 5 hours ago
$152
Roundtrip
found 5 hours ago
Select Delta flight, departing Sat, Oct 31 from Minneapolis - St. Paul Intl. to Denver Intl., returning Sat, Oct 31, priced at $152 found 5 hours ago
United
Sat, Dec 5 - Wed, Dec 9
LAX
Los Angeles Intl.
DEN
Denver Intl.
$157 Roundtrip, found 7 hours ago
$157
Roundtrip
found 7 hours ago
Select United flight, departing Sat, Dec 5 from Los Angeles Intl. to Denver Intl., returning Wed, Dec 9, priced at $157 found 7 hours ago
Southwest Airlines
Sat, Dec 5 - Wed, Dec 9
LAX
Los Angeles Intl.
DEN
Denver Intl.
$157 Roundtrip, found 7 hours ago
$157
Roundtrip
found 7 hours ago
Select Southwest Airlines flight, departing Sat, Dec 5 from Los Angeles Intl. to Denver Intl., returning Wed, Dec 9, priced at $157 found 7 hours ago
Frontier Airlines
Thu, Nov 19 - Mon, Dec 7
MSY
Louis Armstrong New Orleans Intl.
DEN
Denver Intl.
$171 Roundtrip, found 1 day ago
$171
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Nov 19 from Louis Armstrong New Orleans Intl. to Denver Intl., returning Mon, Dec 7, priced at $171 found 1 day ago
Bargain Flight
Sun, Oct 11 - Tue, Oct 13
MSP
Minneapolis - St. Paul Intl.
ASE
Pitkin County
$288 Roundtrip, found 5 hours ago
$288
Roundtrip
found 5 hours ago
Select Bargain Flight flight, departing Sun, Oct 11 from Minneapolis - St. Paul Intl. to Pitkin County, returning Tue, Oct 13, priced at $288 found 5 hours ago
Bargain Flight
Tue, Dec 22 - Sat, Dec 26
CLE
Hopkins Intl.
ASE
Pitkin County
$289 Roundtrip, found 7 hours ago
$289
Roundtrip
found 7 hours ago
Select Bargain Flight flight, departing Tue, Dec 22 from Hopkins Intl. to Pitkin County, returning Sat, Dec 26, priced at $289 found 7 hours ago
Bargain Flight
Thu, Oct 8 - Tue, Oct 20
LAX
Los Angeles Intl.
EGE
Eagle County Regional
$298 Roundtrip, found 8 hours ago
$298
Roundtrip
found 8 hours ago
Select Bargain Flight flight, departing Thu, Oct 8 from Los Angeles Intl. to Eagle County Regional, returning Tue, Oct 20, priced at $298 found 8 hours ago
Bargain Flight
Fri, Jan 8 - Mon, Jan 11
MSY
Louis Armstrong New Orleans Intl.
EGE
Eagle County Regional
$298 Roundtrip, found 5 hours ago
$298
Roundtrip
found 5 hours ago
Select Bargain Flight flight, departing Fri, Jan 8 from Louis Armstrong New Orleans Intl. to Eagle County Regional, returning Mon, Jan 11, priced at $298 found 5 hours ago
Bargain Flight
Sat, Oct 10 - Fri, Oct 16
CLE
Hopkins Intl.
EGE
Eagle County Regional
$305 Roundtrip, found 8 hours ago
$305
Roundtrip
found 8 hours ago
Select Bargain Flight flight, departing Sat, Oct 10 from Hopkins Intl. to Eagle County Regional, returning Fri, Oct 16, priced at $305 found 8 hours ago
Bargain Flight
Mon, Oct 19 - Sat, Oct 31
LAX
Los Angeles Intl.
GJT
Grand Junction Regional
$315 Roundtrip, found 5 hours ago
$315
Roundtrip
found 5 hours ago
Select Bargain Flight flight, departing Mon, Oct 19 from Los Angeles Intl. to Grand Junction Regional, returning Sat, Oct 31, priced at $315 found 5 hours ago
Bargain Flight
Mon, Sep 28 - Sat, Oct 3
MSP
Minneapolis - St. Paul Intl.
EGE
Eagle County Regional
$323 Roundtrip, found 6 hours ago
$323
Roundtrip
found 6 hours ago
Select Bargain Flight flight, departing Mon, Sep 28 from Minneapolis - St. Paul Intl. to Eagle County Regional, returning Sat, Oct 3, priced at $323 found 6 hours ago
United
Sun, Dec 6 - Tue, Dec 15
MSY
Louis Armstrong New Orleans Intl.
ASE
Pitkin County
$377 Roundtrip, just found
$377
Roundtrip
just found
Select United flight, departing Sun, Dec 6 from Louis Armstrong New Orleans Intl. to Pitkin County, returning Tue, Dec 15, priced at $377 just found
United
Tue, Sep 29 - Tue, Oct 6
MSY
Louis Armstrong New Orleans Intl.
GJT
Grand Junction Regional
$392 Roundtrip, found 1 day ago
$392
Roundtrip
found 1 day ago
Select United flight, departing Tue, Sep 29 from Louis Armstrong New Orleans Intl. to Grand Junction Regional, returning Tue, Oct 6, priced at $392 found 1 day 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 February, 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 9 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 $66, 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 $66 right now, why wait?

New Castle Flight Information
Destination airport
Denver Intl.
Destination airport IATA code
DEN
Roundtrip price
$84

Last Minute Hotel Deals in New Castle

Wingate by Wyndham New Castle - Glenwood Springs

Wingate by Wyndham New Castle - Glenwood Springs

3 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 ...
7.6/10 Good! (1,010 reviews)
"clean room"

Reviewed on Sep 25, 2026

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 ...
9/10 Wonderful! (2,632 reviews)
"Has a lot of historical charm, feels like you’re stepping back in time. Very convenient to the hot springs and walkable to restaurants via the pedestrian bridge. Had a drink at the patio restaurant which was lovely, for some reason the inside bar wasn’t open during our stay, maybe it’s seasonal/weather ..."

Reviewed on Sep 25, 2026

Get rates
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 water park access. Our guests praise the pool and the helpful staff ...
7.8/10 Good! (1,667 reviews)
"First thing I noticed was the dirty elevator while going up to our room. When exiting the elevator to the 4th floor a strong odor of feces hits you. The room was ok but everytime you flush the toilet you could hear bubbling noises in the sink and a strong odor of feces came after. We were charged ..."

Reviewed on Sep 23, 2026

Get rates
Hotel Glenwood Springs
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 ...
9/10 Wonderful! (1,629 reviews)
"Stayed in the 2 bedroom condo unit with kitchen living room, the unit was very large and spacious, clean, and beds were comfortable. Good location and staff were very helpful. Would stay here again."

Reviewed on Sep 24, 2026

Get rates
Silver Spruce Inn
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
Book a stay at this business-friendly hotel in Glenwood Springs. Enjoy free breakfast, a 24-hour fitness center, and parking (surcharge). Our guests praise the ...
8.4/10 Very Good! (1,931 reviews)
"Did not like the parking protecol; would have been much easier to pay the hotel directly. Thank you"

Reviewed on Sep 24, 2026

Get rates
La Quinta Inn & Suites by Wyndham Glenwood Springs
Glenwood Springs Inn

Glenwood Springs Inn

2 out of 5
141 W. 6th Street Glenwood Springs CO
Stay at this motel in Glenwood Springs. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff in our reviews. ...
8.8/10 Excellent! (1,600 reviews)
"Everything was perfect. For anyone reading this review know that the continental breakfast has some outstandingly delicious pastries."

Reviewed on Sep 25, 2026

Get rates
Glenwood Springs Inn
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 ...
8.8/10 Excellent! (1,838 reviews)
"This was a pretty nice place. I thought the bed was super comfy, my husband, not so much. The parking is terrible though and breakfast could have been better."

Reviewed on Sep 24, 2026

Get rates
Glenwood Springs Cedar Lodge
Hotel Maxwell Anderson

Hotel Maxwell Anderson

3 out of 5
402 7th Street Glenwood Springs CO
Stay at this hotel in Glenwood Springs. Enjoy free WiFi, parking (surcharge), and a 24-hour front desk. Our guests praise the helpful staff and the clean rooms ...
Get rates
Hotel Maxwell Anderson
See all 643 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.