IAD - LAX

C$ 221 Find Cheap Flights from Washington, D.C. to Los Angeles – Compare and Save

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Everything you should know

Cheapest round-trip
C$ 358
Typical prices: C$ 431-C$ 755
Frontier
Sun 21/10Fri 26/10
IAD - LAX • 1 stop
Cheapest direct flights
C$ 385
Typical prices: C$ 437-C$ 761
United Airlines
Mon 1/10Wed 31/10
IAD - LAX • Direct
Direct flights
You can fly direct with United Airlines and American Airlines. Average duration is 5h 44m
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 90% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travellers who book at least 20 weeks in advance save around 44% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 21% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg C$ 468 (round-trip)
Shortest trip • 7h 07m (one-way)
Insights
Insights
Start a new search
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We hope you enjoy your trip to Los Angeles!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Washington, D.C. to Los Angeles (IAD-LAX)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Washington, D.C. to Los Angeles

Wed, 21 Oct - Mon, 26 Oct
Frontier Logo
6:00 a.m. - 4:20 p.m.IAD  Washington, D.C. Dulles Intl-LAX Los Angeles
13h 20m1 stop Las Vegas Harry Reid Intl
Frontier Logo
12:14 a.m. - 5:12 p.m.LAX  Los Angeles-IAD Washington, D.C. Dulles Intl
13h 58m1 stop Atlanta Hartsfield-Jackson
C$ 358Frontier
Thu, 1 Oct - Sat, 31 Oct
United Airlines Logo
10:13 p.m. - 12:45 a.m.IAD  Washington, D.C. Dulles Intl-LAX Los Angeles
5h 32mdirect
United Airlines Logo
10:46 a.m. - 6:43 p.m.LAX  Los Angeles-IAD Washington, D.C. Dulles Intl
4h 57mdirect
C$ 385United Airlines
Wed, 21 Oct - Tue, 27 Oct
American Airlines Logo
6:00 a.m. - 8:46 a.m.IAD  Washington, D.C. Dulles Intl-LAX Los Angeles
5h 46mdirect
American Airlines Logo
9:42 p.m. - 5:32 a.m.LAX  Los Angeles-IAD Washington, D.C. Dulles Intl
4h 50mdirect
C$ 411American Airlines
Sat, 17 Oct - Tue, 20 Oct
United Airlines Logo
5:45 p.m. - 8:21 p.m.IAD  Washington, D.C. Dulles Intl-LAX Los Angeles
5h 36mdirect
United Airlines Logo
9:30 p.m. - 5:31 a.m.LAX  Los Angeles-IAD Washington, D.C. Dulles Intl
5h 01mdirect
C$ 413United Airlines
Tue, 13 Oct - Sat, 17 Oct
United Airlines Logo
7:00 a.m. - 9:33 a.m.IAD  Washington, D.C. Dulles Intl-LAX Los Angeles
5h 33mdirect
United Airlines Logo
10:30 p.m. - 6:29 a.m.LAX  Los Angeles-IAD Washington, D.C. Dulles Intl
4h 59mdirect
C$ 417United Airlines
Sat, 17 Oct - Thu, 22 Oct
United Airlines Logo
12:58 p.m. - 3:19 p.m.IAD  Washington, D.C. Dulles Intl-LAX Los Angeles
5h 21mdirect
United Airlines Logo
11:30 p.m. - 7:21 a.m.LAX  Los Angeles-IAD Washington, D.C. Dulles Intl
4h 51mdirect
C$ 418United Airlines
Mon, 19 Oct - Sat, 24 Oct
United Airlines Logo
10:13 p.m. - 12:45 a.m.IAD  Washington, D.C. Dulles Intl-LAX Los Angeles
5h 32mdirect
United Airlines Logo
9:10 p.m. - 5:11 a.m.LAX  Los Angeles-IAD Washington, D.C. Dulles Intl
5h 01mdirect
C$ 424United Airlines
Fri, 16 Oct - Wed, 21 Oct
United Airlines Logo
12:58 p.m. - 3:19 p.m.IAD  Washington, D.C. Dulles Intl-LAX Los Angeles
5h 21mdirect
United Airlines Logo
4:40 p.m. - 12:41 a.m.LAX  Los Angeles-IAD Washington, D.C. Dulles Intl
5h 01mdirect
C$ 425United Airlines
Fri, 23 Oct - Sun, 1 Nov
United Airlines Logo
10:13 p.m. - 12:45 a.m.IAD  Washington, D.C. Dulles Intl-LAX Los Angeles
5h 32mdirect
United Airlines Logo
11:13 p.m. - 7:08 a.m.LAX  Los Angeles-IAD Washington, D.C. Dulles Intl
4h 55mdirect
C$ 428United Airlines
Thu, 12 Nov - Sun, 15 Nov
United Airlines Logo
10:10 p.m. - 12:59 a.m.IAD  Washington, D.C. Dulles Intl-LAX Los Angeles
5h 49mdirect
United Airlines Logo
10:35 p.m. - 6:17 a.m.LAX  Los Angeles-IAD Washington, D.C. Dulles Intl
4h 42mdirect
C$ 431United Airlines
Booking Insights

Price, demand, and travel trends for Washington, D.C. Dulles Intl Airport to Los Angeles flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Washington, D.C. Dulles Intl Airport to Los Angeles with more confidence.

How much is a round-trip flight from Washington, D.C. Dulles Intl Airport to Los Angeles?

Round-trip flights from Washington, D.C. Dulles Intl Airport to Los Angeles start at C$ 358. Prices are below average for this route right now, with typical round-trip fares ranging from C$ 431 to C$ 755. The lowest price found in the past 5 days was C$ 358 on Frontier.

What's the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Los Angeles?

Thursday is the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Los Angeles and is 7% cheaper than the average day. Sunday is the most expensive day with flight prices 19% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Los Angeles?

  • September is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Los Angeles at C$ 451 round-trip.
  • December (C$ 667) and March (C$ 665) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 47% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Washington, D.C. Dulles Intl Airport to Los Angeles the cheapest?

Flights from Washington, D.C. Dulles Intl Airport to Los Angeles are cheapest 20 weeks before departure. Booking in this window typically costs about 44% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from Washington, D.C. to Los Angeles

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on LAX and IAD

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Key details for Washington, D.C. Dulles Intl Airport to Los Angeles flights

Low season

October

Cheapest flight

C$ 221
Best time to beat the crowds (9% less expensive on average)
Most popular time to fly (15% more expensive on average)
Flights from Washington, D.C. Dulles Intl Airport to Los Angeles

When to book flights from Washington, D.C. to Los Angeles

Are your dates flexible? Find out the best times to travel from Washington, D.C. to Los Angeles based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Washington, D.C. Dulles Intl Airport to Los Angeles flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Which airlines offer extra legroom and free seat selection on Washington, D.C. Dulles Intl Airport to Los Angeles flights?

    Among airlines operating Washington, D.C. Dulles Intl Airport to Los Angeles flights:

    • United Airlines: offers extra legroom; offers free seat selection
    • American Airlines: offers extra legroom; offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines are available on the route from Washington, D.C. Dulles Intl Airport to Los Angeles?

    2 airlines operate flights between Washington, D.C. Dulles Intl Airport and Los Angeles. The airlines offering direct flights on this route include:

    • United Airlines
    • American Airlines

  • Which airports can I use when flying from Washington, D.C. Dulles Intl Airport to Los Angeles?

    Flights from Washington, D.C. Dulles Intl Airport to Los Angeles usually depart from Washington, D.C. Dulles Intl (IAD) and arrive at Los Angeles (LAX).

  • Which airlines include bags at no extra cost on Washington, D.C. Dulles Intl Airport to Los Angeles flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • United Airlines: a carry-on bag and a checked bag in Economy Class
    • American Airlines: a carry-on bag and a checked bag in Economy Class
    • JetBlue: a cabin bag in Economy Class class

    Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

  • Which cabin classes can I book on flights from Washington, D.C. Dulles Intl Airport to Los Angeles?

    Only Economy Class is available on flights from Washington, D.C. Dulles Intl Airport to Los Angeles.

  • How much can I save by taking a layover when flying from Washington, D.C. Dulles Intl Airport to Los Angeles?

    On this route, layover flights are cheaper than direct options on average. Layover fares average C$ 468 round-trip via Las Vegas Harry Reid Intl (LAS), compared to C$ 577 for direct.

  • What is the standard checked bag allowance on flights from Washington, D.C. Dulles Intl Airport to Los Angeles?

    There is no standard. Checked bag policies vary by airline on this route. Most carriers charge C$ 56–C$ 139 for the first checked bag in economy. Premium fares and elite status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Washington, D.C. Dulles Intl Airport to Los Angeles?

    The Boeing 757-300 family is used most often on this route, operated mainly by United Airlines. Other aircraft seen on the route include Boeing 737 MAX 9 variants.

  • Which airports do connecting flights from Washington, D.C. Dulles Intl Airport to Los Angeles pass through?

    One-stop flights from Washington, D.C. Dulles Intl Airport to Los Angeles most commonly connect through:

    • Atlanta Hartsfield-Jackson (ATL) – 37% of one-stop connections
    • Las Vegas Harry Reid Intl (LAS) – 34% of one-stop connections
    • Denver Intl (DEN) – 12% of one-stop connections
    • Charlotte Douglas (CLT) – 7% of one-stop connections

    Atlanta Hartsfield-Jackson (ATL) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Washington, D.C. Dulles Intl Airport to Los Angeles?

    Yes. Being flexible with your travel dates can save you up to 22% on the Washington, D.C. Dulles Intl Airport to Los Angeles route. Thursday is the cheapest departure day at C$ 535 round-trip on average, while Sunday is the most expensive at C$ 679, a difference of C$ 144. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • At what point is a flight considered delayed on the route from Washington, D.C. Dulles Intl Airport to Los Angeles?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Washington, D.C. Dulles Intl Airport to Los Angeles route, 10% of flights were delayed in the past 3 months, with delays averaging 2 hours 36 minutes.

  • How are flight departures from Washington, D.C. Dulles Intl Airport to Los Angeles spread across the day?

    Morning is the busiest departure period on Washington, D.C. Dulles Intl Airport to Los Angeles flights, with 45% leaving in that window. Afternoon departures account for 22%, Evening flights for 22%, and Night flights for 11%.

  • Which popular places can I visit in Los Angeles?

    Some of the most popular sights in Los Angeles are Venice Beach, Hollywood Walk of Fame, and Los Angeles Convention Center. These are among the most viewed places in Los Angeles on KAYAK.

  • What are the earliest and latest flights from Washington, D.C. Dulles Intl Airport to Los Angeles?

    These are the earliest and latest flight times available from Washington, D.C. Dulles Intl Airport to Los Angeles:

    • Earliest: departs at 6:00 am and lands at 11:44 am
    • Latest: departs at 10:24 pm and lands at 4:08 am.

    The flight takes about 5h 44m.

  • How expensive are last-minute Washington, D.C. Dulles Intl Airport to Los Angeles flights?

    Last-minute fares on this route – booked within 2 weeks of departure – run 44% above the route average of C$ 569. Book 20 weeks before departure for the lowest fares.

  • How long does a flight from Washington, D.C. Dulles Intl Airport to Los Angeles take?

    A direct flight from Washington, D.C. Dulles Intl Airport to Los Angeles takes 5h 44m, covering 5,910 km.

  • Do I need a passport to fly from Washington, D.C. Dulles Intl Airport to Los Angeles?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • Have flight prices from Washington, D.C. Dulles Intl Airport to Los Angeles changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about C$ 358 to C$ 2,874. That means the highest observed fare was about 8x higher than the lowest one.

  • How are flight prices from Washington, D.C. Dulles Intl Airport to Los Angeles looking right now?

    One-way fares from Washington, D.C. Dulles Intl Airport to Los Angeles are currently lower than usual. Average one-way flight prices are about C$ 245, which is 34% below the typical average for this route.

  • How does United Airlines's on-time performance compare to other airlines on Washington, D.C. Dulles Intl Airport to Los Angeles flights?

    United Airlines is slightly above the route average for timely arrivals, while American Airlines has a lower on-time arrival rate. On-time arrival rates on Washington, D.C. Dulles Intl Airport to Los Angeles flights are:

    • United Airlines: 90% on time
    • American Airlines: 88% on time
    • Alaska Airlines: 58% on time

    On average, flights on this route are punctual 90% of the time.

  • How do delay rates compare for morning and evening flights from Washington, D.C. Dulles Intl Airport to Los Angeles?

    Morning flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

  • How much time can I save by choosing a different layover airport when travelling from Washington, D.C. Dulles Intl Airport to Los Angeles?

    Flying via Denver Intl (DEN) gives the shortest average 1-stop total travel time at 7h 07m, compared with 8h 01m via Charlotte Douglas (CLT) and 8h 20m via Phoenix Sky Harbor Intl (PHX).

  • What is the time difference between Washington, D.C. Dulles Intl Airport and Los Angeles?

    Los Angeles is 3 hours behind Washington, D.C. Dulles Intl Airport (Pacific Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Los Angeles Airport (LAX)?

    Los Angeles Airport (LAX) hosts 5 major car rental companies, with daily rates starting from around C$ 5 for economy cars. Top options include:
    • Ace
    • Thrifty
    • Dollar
    • Hertz
    • Alamo

  • How much should I expect to pay for a Washington, D.C. Dulles Intl Airport to Los Angeles flight?

    Round-trip flights from Washington, D.C. Dulles Intl Airport to Los Angeles range from C$ 431 to C$ 755, with an average of C$ 569 over the past 12 months. Anything below C$ 431 counts as a good deal.

  • Which airlines offer Wi-Fi on Washington, D.C. Dulles Intl Airport to Los Angeles flights?

    Two airlines offer in-flight Wi-Fi on Washington, D.C. Dulles Intl Airport to Los Angeles flights:

    • • American Airlines
    • • JetBlue

    Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty program; others are paid add-ons priced by flight length.

Your guide to booking Washington, D.C. Dulles Intl Airport to Los Angeles flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Thursday departure instead of Sunday. On this route, Thursday flights average C$ 535 – about C$ 144 less than Sunday (21% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 20 weeks before you fly. On this route, that window historically saves about 44% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Washington, D.C. Dulles Intl Airport to Los Angeles trip for September. Fares historically average C$ 451 round-trip in that month – typically C$ 215 less than the most expensive month, which is December (based on the last 12 months).
  • If arriving on time is high on your priority list, United Airlines is the strongest pick on this route. 90% of United Airlines flights from Washington, D.C. Dulles Intl Airport to Los Angeles arrived on time in the past 3 months, slightly above the route's average on-time arrival rate of 90%. When flights on this route do arrive late, the average delay is 2 hours36 minutes, so choosing a carrier with strong on-time performance can make a difference on tight schedules.
  • If you have the time, taking a 1-stop flight through Las Vegas Harry Reid Intl Airport (LAS) can be cheaper than flying direct. The cheapest layover option averages C$ 468 round-trip on this route – about C$ 109 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Los Angeles Airport.
    - Hyatt Regency Los Angeles International Airport
    - Sonesta Los Angeles Airport LAX
    - Sheraton Gateway Los Angeles Hotel

Prefer to fly direct from Washington, D.C. to Los Angeles?

 
Find which airlines fly direct from Washington, D.C. Dulles Intl Airport to Los Angeles Airport, which days they fly and book direct flights.

Direct departures

Washington, D.C. Dulles Intl to Los Angeles

Monday

American Airlines,United Airlines

American Airlines,United Airlines

Tuesday

American Airlines,United Airlines

American Airlines,United Airlines

Wednesday

American Airlines,United Airlines

American Airlines,United Airlines

Thursday

American Airlines,United Airlines

American Airlines,United Airlines

Friday

American Airlines,United Airlines

American Airlines,United Airlines

Saturday

American Airlines,United Airlines

American Airlines,United Airlines

Sunday

American Airlines,United Airlines

American Airlines,United Airlines

See more nonstop flights

Direct returns

Los Angeles to Washington, D.C. Dulles Intl

Monday

American Airlines,United Airlines

American Airlines,United Airlines

Tuesday

American Airlines,United Airlines

American Airlines,United Airlines

Wednesday

American Airlines,United Airlines

American Airlines,United Airlines

Thursday

American Airlines,United Airlines

American Airlines,United Airlines

Friday

American Airlines,United Airlines

American Airlines,United Airlines

Saturday

American Airlines,United Airlines

American Airlines,United Airlines

Sunday

American Airlines,United Airlines

American Airlines,United Airlines

See more nonstop flights

More options for your flight from Washington, D.C. to Los Angeles

Complete your trip to Los Angeles with a hotel stay or car rental