$94 Cheap Alaska Airlines flights Los Angeles (LAX) to Washington (IAD)

You can find cheap return Alaska Airlines flights from LAX to IAD by organizing your results from “Price (lowest to highest)” on Expedia. Or look for options from $94 for a one-way trip.**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.

January is one of the least expensive months to jet away to Washington with Alaska Airlines. You could also find fantastic deals on return and one-way fares in February.

For cheap Alaska Airlines fares from Los Angeles Intl. Airport (LAX) 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 price you pay. Sunday is generally 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 check the “Nonstop” filter on Expedia to browse any direct flights from LAX to IAD with Alaska Airlines or other airlines.

Browse Alaska Airlines’s earliest flights from LAX to IAD by checking our “Early Morning” and “Morning” filters. Not only will you get to where you’re going sooner, early departures also experience 20% fewer 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.

Washington Dulles Intl. Airport (IAD) is the primary Washington hub for Alaska Airlines flights from Los Angeles Intl. Airport (LAX).

Offering a rewarding loyalty program and top-tier customer service, Alaska Airlines is the leading choice for many passengers flying from LAX to IAD. What’s more, if you’re a Mileage Plan and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be used on future trips.*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 generally applies if you modify or cancel your booking more than 24 hours after confirmation. To find flexible fares, select our “No cancel fee” or “Changes included” filter when looking for flights. For more information on changing or canceling your reservation, head to “Trips,” select your flight and click on “Manage Booking.”