$90 Cheap United flights Washington (IAD) to Los Angeles (LAX)

You can discover cheap return United Airlines flights from $179 from IAD to LAX by sorting your results from “Price (lowest to highest)” on Expedia. Or look for deals from $90 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.

January is one of the most affordable months to jet away to Los Angeles with United Airlines. You could also find great prices on return and one-way tickets in February.

Search for cheap United Airlines flights from Washington Dulles Intl. Airport (IAD) to Los Angeles Intl. Airport (LAX) one to three months ahead of your departure day. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare type and itinerary, the best day to book a domestic flight is usually Sunday and the most expensive is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**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.

Book a seat on one of United Airlines’s 32 direct weekly flights from Washington Dulles Intl. Airport (IAD) to Los Angeles Intl. Airport (LAX). To view available options, enter your origin, destination and dates and hit search. Next, apply the “Nonstop” and “Airline” filters.

The travel time for a direct United Airlines flight from Washington Dulles Intl. Airport (IAD) to Los Angeles Intl. Airport (LAX) typically takes 5h 48m.

If you’re looking for flexibility, Saturday offers the most choice for United Airlines flights from Washington Dulles Intl. Airport (IAD) to Los Angeles Intl. Airport (LAX). You can pick from 5 different departures.

Departing IAD at 8:45AM UTC-5, the first United Airlines flight to LAX lands at 11:37AM UTC-8. Traveling earlier in the day means you’re less likely to experience delays.* After something later? The last United Airlines flight from IAD to LAX departs at 7:02PM UTC-5 and touches down at 9:55PM UTC-8.*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.

Hop on a United Airlines flight from Washington Dulles Intl. Airport (IAD) to Los Angeles, and you’re most likely to arrive at Los Angeles Intl. Airport (LAX). This is the airline’s primary hub in this city.

A rewarding loyalty program and the chance to rack up points through United Mileage Plus are the start of the reasons to travel from IAD to LAX with United Airlines. Plus, when you join our One Key™ program, you can receive OneKeyCash™* alongside United Airlines’s loyalty program earnings. It’s yours to spend on future travel plans.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

United Airlines generally flies Boeing 787-9 planes for flights from Washington Dulles Intl. Airport (IAD) to Los Angeles Intl. Airport (LAX). This carrier also operates the Boeing 737-900 on this route. Bear in mind that aircraft type can change depending on operational needs, so the plane you board could be different on your travel date.

It’s generally possible to cancel or modify your flight, although additional charges may apply if your booking was made over 24 hours ago. Want to keep your options open? Make use of Expedia’s “Changes included” and “No cancel fee” filters to find flights that won’t charge you extra if you need to revise your plans. To modify your booking, visit “Trips,” select your flight and click on “Manage Booking” for more information.