$388 Cheap Alaska Airlines flights Washington (DCA) to Sitka (SIT)

Make use of the "Price (lowest to highest)" filter on Expedia to look for cheap Alaska Airlines return flights from $616 from DCA to SIT. Affordable one-way options from $388 are available too.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

For cheap Alaska Airlines fares from Ronald Reagan Washington National Airport (DCA) to Sitka Airport (SIT), start searching one to three months before your intended departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also impact the price you pay. Sunday is generally the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your flight on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

To find the earliest departures from DCA to SIT with Alaska Airlines, filter your search by "Early Morning" and "Morning." Choosing an early flight usually means you're less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.

Alaska Airlines makes flying from DCA to SIT enjoyable with top-tier customer service and a rewarding loyalty program. You also have the chance to earn points with Mileage Plan. Make sure you sign up to Expedia's free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.