Find cheap flights from Los Angeles to Washington Dulles Airport

LAX - IAD

Find cheap flights from Los Angeles to Washington Dulles Airport

Round-trip
Economy
Los Angeles (LAX)
Washington Dulles Intl
Fri 7/10
Fri 7/17
Any month
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Good to know

Low season

February Best time to beat the crowds with an average 26% drop in price.

High season

December Most popular time to fly with an average 19% increase in price.

Average price of a round-trip

$308 (avg. price over the last 2 weeks)

Good deal for a round-trip

$293 or less

When to book flights from Los Angeles to Washington Dulles Intl

Estimated round-trip price
Average price per month
Flight prices as travel date approaches
-1 day
-2 days

Top tips for finding a cheap flight

  • Looking for a cheap flight? 25% of our users found flights on this route for $209 or less.
  • The cheapest flight from Los Angeles to Washington Dulles Airport was found 31 days before departure, on average.
  • Book at least 3 weeks before departure in order to get a below-average price.
  • High season is considered to be November, December and January. The cheapest month to fly is February.
  • Morning departure is around 15% more expensive than an evening flight, on average*.
*Average of the lowest prices shown in KAYAK’s search results for departures within the next 30 days

FAQs for booking Los Angeles to Washington Dulles Airport flights

Are flight prices cheaper from Los Angeles to Washington Dulles Airport because of Coronavirus (COVID-19)?

How long does a flight from Los Angeles to Washington Dulles Airport take?

How many flights are there between Los Angeles and Washington Dulles Airport?

Which airlines provide the cheapest flights from Los Angeles to Washington Dulles Airport?

Do I need a passport to fly between Los Angeles and Washington Dulles Airport?

Which airlines fly most frequently between Los Angeles and Washington Dulles Airport?

What’s the cheapest day of the week to fly Los Angeles to Washington Dulles Airport?

How does KAYAK’s flight Price Forecast tool help me choose the right time to buy?

Top 5 airlines serving Los Angeles to Washington Dulles Intl

Scores according to KAYAK customer reviews

8.7
Korean Air
Overall score based on 4,925 reviews
8.9
Boarding
8.6
Comfort
9.1
Crew
8.6
Entertainment
8.5
Food
Airline reviews
Read more about Korean Air

Book cheap flights from Los Angeles to Washington Dulles Airport (round-trip)

Airports
Origin
Los Angeles
$229
only
$229
Destination
Washington
$229
only
$229
Thu, Aug 13
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
8h 50m
Sat, Aug 22
IAD
Washington Dulles Airport
LAX
Los Angeles Airport
11h 22m
Trip: 10 days
Based on null reviews
Tue, Aug 4
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
6h 45m
Mon, Aug 17
IAD
Washington Dulles Airport
LAX
Los Angeles Airport
9h 04m
Trip: 14 days
Based on null reviews
Sat, Jul 4
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
8h 29m
Mon, Jul 20
IAD
Washington Dulles Airport
LAX
Los Angeles Airport
9h 20m
Trip: 17 days
Based on null reviews
Thu, Aug 13
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
5h 00m
Sun, Aug 23
IAD
Washington Dulles Airport
LAX
Los Angeles Airport
12h 20m
Trip: 11 days
Based on null reviews
Thu, Aug 27
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
7h 19m
Sun, Aug 30
IAD
Washington Dulles Airport
LAX
Los Angeles Airport
7h 20m
Trip: 4 days
Based on null reviews
Wed, Aug 12
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
9h 43m
Sun, Aug 23
IAD
Washington Dulles Airport
LAX
Los Angeles Airport
11h 15m
Trip: 12 days
Based on null reviews
Thu, Dec 3
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
4h 42m
Thu, Dec 10
IAD
Washington Dulles Airport
LAX
Los Angeles Airport
5h 45m
Trip: 8 days
Based on null reviews
Thu, Aug 27
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
10h 47m
Mon, Aug 31
IAD
Washington Dulles Airport
LAX
Los Angeles Airport
10h 00m
Trip: 5 days
Based on null reviews
Wed, Dec 2
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
6h 54m
Mon, Dec 7
IAD
Washington Dulles Airport
LAX
Los Angeles Airport
5h 45m
Trip: 6 days
Based on null reviews
Wed, Jul 15
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
8h 42m
Mon, Jul 20
IAD
Washington Dulles Airport
LAX
Los Angeles Airport
7h 05m
Trip: 6 days
Based on null reviews
Tue, Aug 4
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
6h 30m
Mon, Aug 17
IAD
Washington Dulles Airport
LAX
Los Angeles Airport
5h 36m
Trip: 14 days
Based on null reviews
Tue, Sep 22
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
9h 12m
Tue, Oct 13
IAD
Washington Dulles Airport
LAX
Los Angeles Airport
7h 35m
Trip: 22 days
Based on null reviews
Tue, Jul 14
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
8h 42m
Thu, Jul 23
IAD
Washington Dulles Airport
LAX
Los Angeles Airport
11h 43m
Trip: 10 days
Based on null reviews
Sat, Jul 25
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
8h 55m
Sat, Aug 1
IAD
Washington Dulles Airport
LAX
Los Angeles Airport
9h 55m
Trip: 8 days
Based on null reviews
Thu, Aug 13
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
5h 01m
Thu, Sep 3
IAD
Washington Dulles Airport
LAX
Los Angeles Airport
5h 23m
Trip: 22 days
Based on null reviews
Sun, Jul 12
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
8h 42m
Mon, Jul 27
IAD
Washington Dulles Airport
LAX
Los Angeles Airport
7h 05m
Trip: 16 days
Based on null reviews
Thu, Jul 9
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
6h 43m
Thu, Jul 16
IAD
Washington Dulles Airport
LAX
Los Angeles Airport
5h 27m
Trip: 8 days
Based on null reviews
Mon, Sep 21
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
7h 15m
Tue, Sep 29
IAD
Washington Dulles Airport
LAX
Los Angeles Airport
8h 30m
Trip: 9 days
Based on null reviews
Thu, Jul 9
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
8h 42m
Mon, Aug 31
IAD
Washington Dulles Airport
LAX
Los Angeles Airport
5h 23m
Trip: 54 days
Based on null reviews
Thu, Jul 16
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
8h 42m
Thu, Jul 23
IAD
Washington Dulles Airport
LAX
Los Angeles Airport
11h 50m
Trip: 8 days
Based on null reviews
Show more results

Book cheap flights from Los Angeles to Washington Dulles Airport (one-way)

Airports
Origin
Los Angeles
$123
only
$123
Destination
Washington
$123
only
$123
Wed, Jul 15
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
8h 42m
Based on null reviews
Wed, Aug 26
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
4h 42m
Based on null reviews
Wed, Aug 26
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
7h 03m
Based on null reviews
Tue, Aug 25
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
6h 49m
Based on null reviews
Wed, Aug 26
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
8h 30m
Based on null reviews
Thu, Jul 2
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
19h 52m
Based on null reviews
Thu, Jul 9
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
8h 42m
Based on null reviews
Tue, Sep 8
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
7h 56m
Based on null reviews
Mon, Sep 7
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
18h 20m
Based on null reviews
Fri, Jul 3
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
8h 42m
Based on null reviews
Thu, Jul 30
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
8h 42m
Based on null reviews
Mon, Jun 29
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
8h 29m
Based on null reviews
Sat, Jun 27
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
25h 07m
Based on null reviews
Tue, Jul 7
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
7h 55m
Based on null reviews
Wed, Jul 1
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
25h 07m
Based on null reviews
Sun, Jul 19
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
6h 31m
Based on null reviews
Sun, Jun 28
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
7h 16m
Based on null reviews
Thu, Jul 16
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
7h 55m
Based on null reviews
Sun, Jul 5
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
25h 07m
Based on null reviews
Fri, Jul 10
LAX
Los Angeles Airport
IAD
Washington Dulles Airport
8h 55m
Based on null reviews
Show more results
*
Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an and someone from our team will get back to you promptly.

^
The fares displayed include all taxes and fees for economy class travel and were found by the provider in the last 72 hours. Seats are limited and may not be available on all flights and days. Fares are subject to change and may not be available on all flights or dates of travel. Some carriers charge additional fees for extra checked bags. Please check the carriers' sites.
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