To save on the cost of your flight from Montana to Washington, book at least 28 days before your planned departure. Booking around this time can save you about 11% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $252 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $276.
The best pricing can be found in the month of February. Prices to Washington from Montana average $243. You can even find prices in February for less than $243, as users have found deals to Washington from as low as $119. The month of December appears to be one of the more expensive times to travel to Washington from Montana. Flying in the targeted month can save you up to 37%.