LAX to SEA: Distance and Flight Time
The distance from Los Angeles International Airport (LAX) to Seattle–Tacoma International Airport (SEA) is 1,537 km (955 mi). A typical nonstop flight covers it in about 2h 25m, heading north. The distance is the same in either direction (SEA to LAX).
How far is it from Los Angeles to Seattle?
The great-circle distance between Los Angeles International Airport (LAX) and Seattle–Tacoma International Airport (SEA) is 1,537 km (955 mi, 830 nautical miles). That is the straight-line distance; a real flight is a little longer because of air-traffic routing.
How long is the flight from LAX to SEA?
A nonstop flight typically takes about 2h 25m. This is an estimate from the distance; actual block times depend on the aircraft, winds and the exact routing. SEA is roughly north of LAX.
How is the LAX to SEA route written in code?
The pair is written LAX-SEA in IATA codes and KLAX-KSEA in ICAO codes, the form used on a flight plan. Los Angeles International Airport is LAX (KLAX), Seattle–Tacoma International Airport is SEA (KSEA).
| LAX | SEA | |
|---|---|---|
| Airport | Los Angeles International Airport | Seattle–Tacoma International Airport |
| ICAO code | KLAX | KSEA |
| Country | United States | United States |
| Elevation | 125 ft | 433 ft |
| Rank by connections | #7 | #67 |
Both ICAO codes start with K, the prefix ICAO assigns to the contiguous United States, so this is a route inside one ICAO region. How ICAO prefixes are laid out.
SEA sits 308 ft (94 m) higher than LAX, which is a real difference in air density on takeoff.
Airlines flying LAX to SEA
4 airlines appear on this route in the open route dataset, 4 of them still listed as active. Each row gives the IATA code, the ICAO code and the radio callsign, which is what an air traffic controller hears:
| IATA | Airline | ICAO | Callsign | Status |
|---|---|---|---|---|
| AS | Alaska Airlines | ASA | Alaska | Active |
| DL | Delta Air Lines | DAL | Delta | Active |
| UA | United Airlines | UAL | United | Active |
| VX | Virgin America | VRD | Redwood | Active |
A further 1 carrier sell this pair as a codeshare without operating it: AA.
Route and carrier data comes from the OpenFlights open dataset, regenerated here on . It is a historical snapshot of scheduled connections, not a live schedule, and it includes codeshare listings, so some carriers shown may no longer operate the route or exist. How we build this · Data and sources.
Frequently asked questions
How far is Los Angeles from Seattle?
Los Angeles International Airport (LAX) and Seattle–Tacoma International Airport (SEA) are 1,537 km (955 mi, 830 nautical miles) apart in a straight line.
How long is the flight from LAX to SEA?
A typical nonstop flight between LAX and SEA takes about 2h 25m. Actual times vary with aircraft type, winds and routing.
What direction is SEA from LAX?
Seattle–Tacoma International Airport (SEA) lies roughly north of Los Angeles International Airport (LAX).
Which airlines fly LAX to SEA?
4 airlines appear on the LAX-SEA route in the open dataset, including Alaska Airlines, Delta Air Lines, United Airlines.
Related routes
Other routes from Los Angeles (LAX):
Other routes from Seattle (SEA):
LAX airport code · SEA airport code · Busiest airports worldwide