Find a great deal and save up to 43% by booking at least 52 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Casper to Alaska within the next two weeks, with the cheapest ticket starting at $357.
August can be a great time to fly to Alaska from Casper with a flight ticket averaging about $351. Cheapflights users have found deals in the month of August for as cheap as $169. The most expensive prices can be found in the month of May.