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Cheap Flights from Los Angeles to Washington D.C.

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Compare Los Angeles International 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 International to Washington Dulles

Looking for a cheap last-minute deal or the best return flight from Los Angeles International to Washington Dulles? Find the lowest prices on one-way and return tickets right here.
Washington D.C..$272 per passenger.Departing Tue, 1 Apr, returning Wed, 9 Apr.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Los Angeles International on Tue, 1 Apr, arriving in Washington Dulles.Inbound indirect flight with Frontier Airlines, departs from Washington Dulles on Wed, 9 Apr, arriving in Los Angeles International.Price includes taxes and charges.From $272, select.
Washington D.C..$272 per passenger.Departing Tue, 25 Mar, returning Wed, 2 Apr.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Los Angeles International on Tue, 25 Mar, arriving in Washington Dulles.Inbound indirect flight with Frontier Airlines, departs from Washington Dulles on Wed, 2 Apr, arriving in Los Angeles International.Price includes taxes and charges.From $272, select.
Washington D.C..$288 per passenger.Departing Thu, 8 May, returning Tue, 13 May.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Los Angeles International on Thu, 8 May, arriving in Washington Dulles.Inbound indirect flight with Frontier Airlines, departs from Washington Dulles on Tue, 13 May, arriving in Los Angeles International.Price includes taxes and charges.From $288, select.
Washington D.C..$290 per passenger.Departing Mon, 24 Mar, returning Wed, 26 Mar.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Los Angeles International on Mon, 24 Mar, arriving in Washington Dulles.Inbound indirect flight with Frontier Airlines, departs from Washington Dulles on Wed, 26 Mar, arriving in Los Angeles International.Price includes taxes and charges.From $290, select.
Washington D.C..$336 per passenger.Departing Fri, 11 Apr, returning Fri, 16 May.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Los Angeles International on Fri, 11 Apr, arriving in Washington Dulles.Inbound indirect flight with Frontier Airlines, departs from Washington Dulles on Fri, 16 May, arriving in Los Angeles International.Price includes taxes and charges.From $336, select.
Washington D.C..$342 per passenger.Departing Thu, 29 May, returning Sat, 31 May.Return flight with United.Outbound direct flight with United departs from Los Angeles International on Thu, 29 May, arriving in Washington Dulles.Inbound direct flight with United departs from Washington Dulles on Sat, 31 May, arriving in Los Angeles International.Price includes taxes and charges.From $342, select.
Washington D.C..$342 per passenger.Departing Wed, 9 Apr, returning Tue, 15 Apr.Return flight with Alaska Airlines.Outbound direct flight with Alaska Airlines departs from Los Angeles International on Wed, 9 Apr, arriving in Washington Dulles.Inbound direct flight with Alaska Airlines departs from Washington Dulles on Tue, 15 Apr, arriving in Los Angeles International.Price includes taxes and charges.From $342, select.
Washington D.C..$343 per passenger.Departing Wed, 28 May, returning Tue, 17 Jun.Return flight with United.Outbound direct flight with United departs from Los Angeles International on Wed, 28 May, arriving in Washington Dulles.Inbound direct flight with United departs from Washington Dulles on Tue, 17 Jun, arriving in Los Angeles International.Price includes taxes and charges.From $343, select.

Find the cheapest month to fly from Los Angeles International 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 International to Washington Dulles flights are currently cheapest in April.
Mar
from $290
Apr
from $272
May
from $288
Jun
from $364
Jul
from $364
Aug
from $366
Sep
from $366
Oct
from $366
Nov
from $367
Dec
from $367
Jan
Find prices
Feb
Find prices

Direct flights from Los Angeles International to Washington Dulles

Los Angeles International to Washington Dulles: Alternative routes

Compare routes from Los Angeles International to Washington D.C. below. You may find an airport to fly into that's cheaper, faster, or easier than Washington Dulles.

Los Angeles to Washington D.C.: Flight information

The things to know before you go.
Cheapest flight found$272
Cheapest month to flyMarch
Average flight time4 hrs, 56 mins
Most popular airlineUnited
Average flights per week369

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

The best price we found for a return flight from Los Angeles International to Washington Dulles is $272. 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 56 minutes is the average flight time from Los Angeles International to Washington Dulles.
United, Air New Zealand and Virgin Australia fly direct from Los Angeles International to Washington Dulles.
As of March 2025, there are 400 flights per week flying from Los Angeles International to Washington Dulles.
The cheapest month to fly from Los Angeles International to Washington Dulles is usually March 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Los Angeles International Airport to Washington Dulles Airport on Tuesday, 25 March 2025.
Yes – the average flight time is 4 hours and 56 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.
Currently, Frontier Airlines and Alaska Airlines offer the cheapest flight tickets to Washington Dulles.

Flying from Los Angeles International Airport (LAX) to Washington Dulles International Airport (IAD): what you need to know

  • A direct flight from Los Angeles International Airport to Washington Dulles International Airport takes on average 4 hours 58 minutes. The timezone in Washington DC is UTC-4, making it 3 hours ahead of Los Angeles.

  • Flights from Los Angeles International Airport to Washington Dulles International Airport start from 06:00 — the earliest with United Airlines. The latest flight is the 23:50 service with United Airlines. In total, you can choose from 64 services every week from LAX to IAD.

  • Peak months like July or holiday periods such as Thanksgiving and Christmas will mean longer waits at check-in and security. Travelling then? Play it safe and get to the terminal even earlier. Arriving two hours before domestic flights and up four hours ahead of an international flight is wise.

  • United Airlines offers direct flights from Los Angeles International Airport to Washington Dulles International Airport. Book with this popular airline, then get ready to see the sights in Washington DC — and maybe even more of United States if time allows.

  • We make it simple to get a flight with a stopover. To see the options for flights from Los Angeles International Airport to Washington Dulles International Airport, uncheck 'Direct flights only.' Then, choose a flight with a stop long enough to explore the city of your choice. Some popular stopovers between LAX and IAD include:

    • Phoenix Sky Harbour International Airport

    • Denver International Airport

    • Kansas City International Airport

  • After booking your cheap ticket from LAX to IAD, get your travel documents ready. A passport or visa isn't required since you're flying within United States. As long as you have some other proof of identity, like a driver's license or an ID card, you're all set.

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

  • $138 is the best price for a one-way ticket from Los Angeles International Airport to Washington Dulles International Airport. A return flight starts from $272. These fares may change depending on availability.

  • Book 11 months before your departure date. After looking at the numbers on our calendar, this is how far you'll want to book ahead to secure cheap flight tickets from LAX to IAD.

  • July is the cheapest month for tickets from Los Angeles International Airport to Washington Dulles International Airport. If you'd like to fly during a different time of year, the 'Whole month' tool will give you the lowest airfares across every month.

  • Getting a cheap ticket from LAX to IAD is easy with Price Alerts. All you need to do is create one of these automatic alerts and we'll notify you as soon as the price has dropped.

  • Tailor your trip using filters. Pick your ideal departure and arrival times, airlines and total journey duration. You can also sort the results by 'Cheapest,' 'Fastest' or 'Best' flights from Los Angeles International Airport to Washington Dulles International Airport.

Handy information about Los Angeles International Airport (LAX)

  • Travelling from central Los Angeles to Los Angeles International Airport takes around 54 minutes on public transport. If you ride-share, drive or grab a cab, you'll cover the 32 kilometres in 32 minutes or so, depending on traffic conditions.

  • Want a hassle-free start to your holiday? Stay near LAX. Whether you've booked an early flight from Los Angeles International Airport to Washington Dulles International Airport or just don't want to be rushed, these hotels have you covered:

Arriving at Washington Dulles International Airport (IAD)

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

  • Washington Dulles International Airport to the centre of Washington DC takes about 51 minutes in a car. It's approximately 56 kilometres away. See what options are available, such as car rentals, cabs or ride-sharing.

  • It'll take around 3 hours and 26 minutes if you're travelling on public transport.

When to fly to Washington Dulles International Airport (IAD)

  • It's time to plan your trip dates for your flight from Los Angeles International Airport to Washington Dulles International Airport. July is the most popular month to visit Washington DC. If you want a more relaxed vibe, go in February.

  • When reserving your flight from Los Angeles International Airport to Washington Dulles International Airport, consider the type of weather you enjoy. July is the warmest month in Washington DC, with the temperature ranging from 19ºC to 33ºC.

  • Search for cheap flight tickets from LAX to IAD in January if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between -6ºC and 10ºC on average.

More about Washington DC

  • As soon as you've booked your flights from LAX to IAD, you'll need to find a place to stay in Washington DC. Make one of these options your base for exploring this city:

  • There are so many things to do and see in this city it can be hard to work out where to start. White House Historical Association, The White House and National Mall are popular attractions which should feature on any good Washington DC itinerary.

  • Look at flying in or out of Ronald Reagan National Airport (DCA). This domestic airport is another good choice for getting to or from Washington DC.

Complete your Washington DC trip with hotels and a car rental

  • Comparing flights is not the only thing we do. Once you've secured your cheap ticket to Washington Dulles International Airport, check out our car rental offers that'll give you the flexibility and freedom to see the sights at your own pace. Next, take a look at our exclusive rates for hotels to find your ideal Washington DC stay.

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