Cheap flights from Washington, D.C. Dulles Intl Airport to Los Angeles from $139

The month of May is, on average, the cheapest month to fly to Los Angeles from Washington, D.C. Dulles Intl Airport, with most prices found around $307. If you aren’t able to travel during the month of May, then book flights to Los Angeles from Washington, D.C. Dulles Intl Airport during July instead. Flights to Los Angeles in July, while not as cheap as those in May, still average around $326.

Our data shows that Thursday is the least expensive day to fly to Los Angeles. Tickets to fly out on this day can be as low as $430. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Los Angeles on Monday is $566.

Our most recent data shows that the best time of day to fly to Los Angeles is in the evening. Flights from Washington, D.C. Dulles Intl Airport to Los Angeles during this time can be as low as $384. At noon is when there is more demand to fly to Los Angeles, so prices are often more expensive at around $633 per ticket.

Fly from Washington, D.C. Dulles Intl to Los Angeles for the best Washington, D.C. Dulles Intl - Los Angeles flight prices

You are more likely to see cheaper flights to Los Angeles from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Los Angeles for around $382 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Los Angeles from Washington, D.C. Dulles Intl Airport for as low as $320 on momondo.

There are 4 cabin classes available to choose from on Washington, D.C. Dulles Intl to Los Angeles flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between Washington, D.C. Dulles Intl Airport to Los Angeles.

As of April 2026, prices for Washington, D.C. Dulles Intl Airport to Los Angeles flights are approximately 9% more expensive when compared to flights at the same time last year.

United Airlines is the most popular carrier operating from Washington, D.C. Dulles Intl to Los Angeles

United Airlines, Frontier and Alaska Airlines are the top three most popular airlines that fly to Los Angeles from Washington, D.C. Dulles Intl Airport according to our data. United Airlines is the first choice among our users, with 82% of people opting to fly with this airline when traveling to Los Angeles. Keep in mind that there are 9 different airlines that fly to Los Angeles on a routine basis, so you have a few additional options to choose from.

Historically, on average around 13% of flights between Washington, D.C. and Los Angeles have experienced a delay on any given week. The average delay length over the past 12 months has been 188 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 11% of their flights experiencing any sort of delay.

Dallas (DFW) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

Flights via Dallas (DFW) offer the lowest average round-trip price of $138.

Flights connecting via Dallas (DFW) have the shortest average one-way travel time: 8h 17m.

Atlanta (ATL) has the shortest average layover time for this route: 3h 59m.

26 flights are operational daily from Washington, D.C. Dulles Intl Airport to Los Angeles as of April 2026. The most popular departure time for this route is 5:00PM, with 57% of flights per day taking off in the afternoon.

As of April 2026, there are 183 flights per week flying from Washington, D.C. Dulles Intl Airport to Los Angeles. The most common day of the week flights depart is Mon, with 19% of flights taking off on this day.