$197 Cheap Alaska Airlines flights Seattle Paine Field Intl. Airport (PAE) to Washington (IAD)

You can find affordable return Alaska Airlines flights from $420 from PAE to IAD by sorting your results from “Price (lowest to highest)” on Expedia. Or search for bargains from $197 for a one-way journey.**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.

Search for one-way or return flights to Washington in January or February. You could find lower fares with Alaska Airlines during these quieter months.

For cheap Alaska Airlines fares from Snohomish County - Paine Field Airport (PAE) to Washington Dulles Intl. Airport (IAD), 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 overall cost. Sunday is typically the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking 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, press search and select “Nonstop” on Expedia to browse any direct flights from PAE to IAD with Alaska Airlines or other carriers.

Filter your results by “Early Morning” and “Morning” to find the earliest departures from PAE to IAD. Heading off early 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 flights from Snohomish County - Paine Field Airport (PAE) to Washington land at Washington Dulles Intl. Airport (IAD). This is the main entry point to this city.

Jetting off from PAE to IAD with Alaska Airlines means enjoying a host of perks, such as a rewarding loyalty program and top-tier customer service. Plus, when booking through Expedia, One Key™ members can earn OneKeyCash™* to spend 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.

Depending on your fare type, a fee may apply if you modify or cancel your flight more than 24 hours after it’s been confirmed. To find tickets with more flexibility, select our “Changes included” and “No cancel fee” boxes when looking for flights. For additional information on modifying or canceling your reservation, go to “Trips,” select your flight and click on “Manage Booking.”