Cheap Flights from Los Angeles to Washington Dulles

Compare Los Angeles to Washington Dulles flight deals

Find the cheapest month or even day of the year to fly to Washington Dulles

Book the best Washington Dulles fare with no extra fees

Flight deals from Los Angeles to Washington Dulles

Looking for a cheap last-minute deal or the best return flight from Los Angeles to Washington Dulles? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Los Angeles to Washington Dulles

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Los Angeles to Washington Dulles flights are currently cheapest in April.

Direct flights from Los Angeles to Washington Dulles

Los Angeles to Washington D.C.: Flight information

The things to know before you go.
Cheapest flight foundج.م.‏ 3,594
Cheapest month to flyApril
Average flight time4 hrs, 58 mins
Most popular airlineUnited
Average flights per week244

Finding cheap flights from Los Angeles to Washington Dulles: Frequently asked questions

The best price we found for a return flight from Los Angeles to Washington Dulles is ج.م.‏ 8,914. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
4 hours and 58 minutes is the average flight time from Los Angeles to Washington Dulles.
United, Air New Zealand and Virgin Australia fly direct from Los Angeles to Washington Dulles.
As of February 2026, there are 244 flights per week flying from Los Angeles to Washington Dulles.
The cheapest month to fly from Los Angeles to Washington Dulles is usually May.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Los Angeles to Washington Dulles Airport on Thursday, 14 May 2026.
Yes – the average flight time is 4 hours and 58 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Washington Dulles but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Washington D.C. is around 40 days in advance, so don’t leave your flight to the last minute.

Travelling from Los Angeles to Washington Dulles International Airport (IAD): What you need to know

  • Your adventure gets underway at one of Los Angeles's main airports, Los Angeles International Airport (LAX) or Van Nuys Airport (VNY). Explore your options for booking a flight from Los Angeles to Washington Dulles International Airport (IAD) setting off from either of these.

  • The average time for a direct Los Angeles to Washington Dulles International Airport flight is 4 hours 55 minutes.

  • Washington Dulles International Airport is located in Washington DC. The city operates on the UTC-4 timezone and is three hours ahead of Los Angeles.

  • The busiest route is from Los Angeles International Airport (LAX) to Washington Dulles International Airport (IAD), with 52 direct services every week. If you'd rather get moving right away, the earliest flight from LAX to IAD is the 12:10am United Airlines option. If you're looking to take off later, the final departure is at 11:59pm with United Airlines.

  • Leave plenty of time to catch your flight from Los Angeles to IAD. It's generally best to arrive two hours before international departures and an hour ahead for domestic flights.

  • With more travellers during peak seasons, plan to get to your terminal even earlier. Two hours for domestic flights and up to four for international trips will allow extra time for delays.

Airports in Los Angeles

Los Angeles International Airport (LAX)

  • Go straight to your destination from Los Angeles International Airport (LAX). Direct flights from Los Angeles to Washington Dulles International Airport (IAD) are available from here.

  • When jetting out of LAX, you can take a direct flight from Los Angeles to Washington Dulles International Airport with United Airlines.

  • The airline most travellers choose when flying between LAX and IAD is United Airlines.

  • Alaska Airlines takes the top spot for on-time performance. A reliable 84.0% of its services on this route complete the journey on schedule.

  • LAX is around 32 kilometres from central Los Angeles. If you're ride-sharing, catching a cab or driving from the centre, it'll take 30 minutes or so to get there, depending on traffic conditions. If you're taking public transport, expect the travel time to be around 55 minutes.

  • Catching an early flight from Los Angeles to Washington Dulles International Airport? Avoid the stress of rushing to the terminal (and sneak in some bonus sleep) by picking one of these hotels close to Los Angeles International Airport:

  • Los Angeles International Airport has a strong on-time performance, so you're unlikely to face delays. Departures from LAX make it to their destination as scheduled 81.05% of the time.

  • You'll find LAX at One World Way.

Van Nuys Airport (VNY)

  • You can arrive at VNY from the centre of Los Angeles in about 35 minutes by car (depending on traffic conditions). The journey by public transport will take roughly 1 hour 40 minutes to cover the 32 kilometres or so.

  • Kick off your holiday early with an extra night away from home. Before catching your Los Angeles to IAD flight, unwind in one of these hotels close to Van Nuys Airport:

About Washington Dulles International Airport (IAD)

Getting from Washington Dulles International Airport (IAD) to central Washington DC

  • Washington Dulles International Airport is around 40 kilometres from central Washington DC. How long it takes to get to the centre by car hire or cab depends on the time of day. Do a little research beforehand.

  • Travelling by public transport takes around 1 hour 10 minutes.

How to find the cheapest flights from Los Angeles to Washington Dulles International Airport (IAD)

  • Currently, ج.م.‏ 3,594 is the best price we've found for a one-way ticket from Los Angeles to Washington Dulles International Airport. The cheapest price for a return flight is ج.م.‏ 8,914. Keep in mind fares can change due to demand at the time of booking.

  • Book two months before you want to fly. Research into pricing trends suggests this is the ideal window for finding cheap flights from Los Angeles to IAD.

  • Schedule your trip for July. That's the best month for scoring a great bargain on Los Angeles to Washington Dulles International Airport tickets. If your travel dates are flexible, use the 'Whole month' tool to find the lowest price across each month.

  • Spend less time searching for cheap flight tickets from Los Angeles to IAD by setting up a Price Alert. We'll send you an email or notification on the app when prices go down.

  • Filters make it easier to scoop up a deal on your flight from Los Angeles to Washington Dulles International Airport. Pick the flight times, carriers and stops that line up with your plans. Then sort the results by 'Cheapest' to find the best price quickly.

The best time to fly from Los Angeles to Washington Dulles International Airport (IAD)

  • July is the most popular month for flights from Los Angeles to Washington Dulles International Airport (IAD). Visit Washington DC in February if you'd rather avoid peak season.

  • The warmest month in Washington DC is July, with temperatures ranging between 19ºC and 33ºC. Lock in your Los Angeles to IAD flight ticket then if you enjoy this type of weather.

  • Look for cheap tickets from Los Angeles to Washington Dulles International Airport in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between -6ºC and 10ºC.

More about Washington DC

Explore more of the United States

  • Philadelphia is just one of the many cities in the United States waiting to be discovered once you've seen Washington DC. Around 225 kilometres away to the north-east, top sights here include Independence Hall, Liberty Bell and Philadelphia Museum of Art.

  • Around 274 kilometres south-east of Washington DC, Virginia Beach is another favourite stop in the United States. Get a taste of what this destination has to offer at Virginia Beach Oceanfront, Virginia Beach Boardwalk and Resort Beach.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.