Cheap Alaska Airlines flights Sacramento (SMF) to Washington (IAD)

Finding cheap one-way Alaska Airlines flights from SMF to IAD on Expedia couldn’t be easier — just filter by “Price (lowest to highest).” Or check out our affordable return fares for your next exciting adventure.**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.

Alaska Airlines flights to Washington are typically cheaper in the quieter months of January and February. Whether you’re after a one-way or a return ticket, you could find a better deal then.

To find cheap Alaska Airlines fares from Sacramento Intl. Airport (SMF) to Washington Dulles Intl. Airport (IAD), start searching one to three months before your planned 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 affect the overall cost. Sunday tends to be the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your journey 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.

Simply enter your dates, click search and select the “Nonstop” filter on Expedia to browse any direct flights from SMF to IAD with Alaska Airlines or another airline.

Search Alaska Airlines’s earliest flights from SMF to IAD by checking the “Early Morning” and “Morning” filters. Not only will you arrive sooner, early departures also have a 20% less chance of being canceled.**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 flights from Sacramento Intl. Airport (SMF) to Washington touch down at Washington Dulles Intl. Airport (IAD). This is the main entry point here.

Taking off from SMF to IAD with Alaska Airlines means enjoying a variety of perks, including an excellent in-flight experience and top-tier customer service. Plus, when booking through Expedia, One Key™ members can collect OneKeyCash™* to redeem on select future travel purchases. That’s in addition to the Mileage Plan points you can earn with Alaska Airlines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

In most cases, you can cancel or change your flight, although additional charges may apply if you made your booking over 24 hours ago. Prefer to keep your options open? Use Expedia’s “No cancel fee” or “Changes included” filter to find flights that won’t penalize you if you need to adjust your plans. To make changes, head to “Trips,” select your flight and click on “Manage Booking” for more details.