To save on the cost of your flight from Denver to Newcastle, North Dakota, book at least 44 days before your planned departure. Booking around this time can save you about 13% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $1,197 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,329.
Flights from Denver to Newcastle, North Dakota lean towards being more expensive in December. Prices are generally better when you fly from Denver to Newcastle, North Dakota in April, with the cheapest ticket starting at $853.