Washington, D.C. (IAD) to Los Angeles (LAX) is about 2,280 miles and typically takes 5 h 05 min by air. Some carriers have hubs at both ends, which makes frequent nonstops more likely. Call (800) 490-3234 for live fares.
IAD to LAX at a glance
| Route | Washington, D.C. (IAD) to Los Angeles (LAX) |
|---|---|
| Distance | about 2,280 miles / 3,670 km |
| Typical flight time | 5 h 05 min (estimate) |
| Time difference | 3 hours behind |
| Route type | Domestic (U.S.) |
| Airlines with hubs here | American Airlines, Delta Air Lines, United Airlines, and Alaska Airlines |
About the Washington, D.C. to Los Angeles route
Covering around 2,280 miles, the trip from Washington, D.C. (IAD) to Los Angeles (LAX) is one of the longer domestic routes. Expect several hours in the air and a noticeable shift in local time.
Flight time and distance
A typical flight takes about 5 h 05 min gate to gate, with a realistic range of 4 h 50 min to 5 h 35 min depending on wind, routing and aircraft. That is an estimate based on the distance of roughly 2,280 miles (3,670 km), not a published schedule. Flights heading west usually take noticeably longer than flights heading east because of prevailing winds aloft, so the return flight can differ by 30 minutes or more.
Los Angeles is 3 hours behind Washington, D.C. on standard time, so the arrival time on your ticket will look different from the flight duration.
Among the 200 routes in our guides, IAD to LAX is longer than about 72% of them.
For comparison, Washington, D.C. to Seattle (IAD to SEA) is about 2,300 miles, so Los Angeles is about the same distance out from IAD.
The airports
Washington Dulles International Airport (IAD)
Dulles is United's main hub for the nation's capital and handles most long-haul international service for the region. Full IAD guide.
Los Angeles International Airport (LAX)
LAX is the West Coast's largest gateway, with heavy service to Asia, Australia, Latin America and every major U.S. market. Full LAX guide.
Nearby alternatives: around Washington, D.C., Reagan National (DCA) and Baltimore/Washington (BWI); and around Los Angeles, Hollywood Burbank and San Diego (SAN). Price all of them before you commit, especially if you have flexible dates.
Airlines on this route
United Airlines has a hub at both ends, so it is the most likely to offer frequent nonstop service and easy rebooking on this route.
American Airlines, Delta Air Lines, and Alaska Airlines also have a major presence at one of the two airports.
Airlines add and drop frequencies throughout the year. Our agents can check what is actually scheduled on your dates.
Common connection points
If you choose a one-stop itinerary, likely routings include United Airlines via Denver (DEN), which adds about 30 miles (1% beyond the direct distance) or American Airlines via Phoenix (PHX), which adds about 40 miles (2% beyond the direct distance). Choose the connection with the best weather odds for your travel month and leave a comfortable layover; our layover guide explains how much time is realistic.
Best time to fly
Timing matters here. At LAX, marine-layer fog can slow early-morning operations from late spring through summer. At IAD, international demand peaks in summer; weather disruptions are generally milder than in the Northeast.
Ground transport
Getting to and from IAD
Metro's Silver Line now runs to the airport, offering a rail option into Washington.
Getting to and from LAX
Rideshare pickup happens at the LAX-it lot outside the terminal loop, and a shuttle connects to the Metro rail network; road traffic on the 405 and 105 can be unpredictable.
Booking tips
If you are flying to Los Angeles for a vacation, compare the fare with bags included, since leisure travelers often check luggage. Our fare-type guide shows what low fares leave out.
Frequently asked questions
How long is the flight from Washington, D.C. to Los Angeles?
A typical IAD to LAX flight takes about 5 h 05 min, with a likely range of 4 h 50 min to 5 h 35 min. Actual time depends on wind, routing, aircraft and whether you connect.
How far is Los Angeles from Washington, D.C. by air?
The great-circle distance between IAD and LAX is about 2,280 miles (3,670 km).
Which airlines fly from Washington, D.C. to Los Angeles?
American Airlines, Delta Air Lines, United Airlines, and Alaska Airlines have a major presence at IAD or LAX, and service varies by season. Ask us to check current nonstop and connecting options.
What is the time difference between Washington, D.C. and Los Angeles?
Los Angeles is 3 hours behind Washington, D.C. on standard time. Daylight saving time can change the gap for part of the year.
Are there other airports near Washington, D.C.?
Yes. Nearby alternatives include Reagan National (DCA) and Baltimore/Washington (BWI). Comparing them can change both fare and travel time.
When is the best time to book IAD to LAX?
For leisure routes like this, book early for school holidays and peak seasons. Domestic fares are often competitive one to three months ahead, while international trips benefit from more lead time. Compare several dates, since fares are priced flight by flight.
Explore related routes
More flights involving Washington, D.C. (IAD)
- Washington, D.C. to DenverIAD to DEN
- Washington, D.C. to San FranciscoIAD to SFO
- Washington, D.C. to SeattleIAD to SEA
More flights involving Los Angeles (LAX)
- Anchorage to Los AngelesANC to LAX
- Austin to Los AngelesAUS to LAX
- Boston to Los AngelesBOS to LAX
- Charlotte to Los AngelesCLT to LAX
- Cleveland to Los AngelesCLE to LAX
- Detroit to Los AngelesDTW to LAX
Last reviewed October 22, 2026. FlighTicketHub provides general information; confirm details with the airline before you travel.