Travelers have found it’s best to book a flight 52 days in advance to save up to 43% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 52 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Colorado to Alaska 1-2 weeks in advance for as low as $357, or $499 for flights within the next 24 hours.
Due to multiple factors, expect to potentially pay more when booking in May. For low rates, August can be a great choice for travel to Alaska. Flights to Alaska from Colorado in August are about $351 on average during August, but can be found for as low as $169.