$78 Cheap flight deals from Portland (PDX) to New Castle (DEN)
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This Weekend's Flight Deals from Portland to New Castle
This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
Airfares from $78 One Way, $107 Round Trip from Portland to New Castle
Prices starting at $107 for return flights and $78 for one-way flights to New Castle were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
New Castle economy flight packages
The Brown Palace Hotel and Spa, Autograph Collection
Oct 8 - Oct 12
Portland (PDX) to Denver (DEN)
Reviewed on Aug 16, 2026
The Gonzo Inn
Oct 9 - Oct 14
Portland (PDX) to Grand Junction (GJT)
Reviewed on Aug 16, 2026
More About Flying To New Castle from Portland
Route Information for Flights from Portland to New Castle
Origin Airport IATA Code | PDX |
|---|---|
Destination Airport IATA Code | DEN |
Distance | |
Direct Flight Airlines | |
Earliest Flight Arrival | |
Latest Flight Arrival |
Portland to New Castle
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Keep Up With Sudden Flight Changes
As any traveler knows, air travel can suddenly be temporarily halted due to service disruptions. Along with offering the best fares for flights from Portland to New Castle, Orbitz also offers free mobile phone and email alerts that help you keep up with sudden changes to your flight plans. Choose from email, text, or voice message alerts.
Get Great Prices for Portland to New Castle Flights
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Fly for Less and Earn Miles
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Portland Airports
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Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.
Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.
Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.