SEA → LAXSeattle to Los Angeles

live

Direct flights from Seattle (SEA) to Los Angeles (LAX): 35 nonstop departures observed each week across 5 airlines. 85% of the last 26 operated flights arrived within 15 minutes of schedule. The median arrival is 20 minutes early. No cancellations were recorded across the 26 tracked flights. The nonstop covers 1,537 km, an estimated 2 hours 28 minutes in the air. Measured by Pro Flight Search from live flight boards at Seattle and Los Angeles. Updated 16 October 2026 at 06:45 UTC.

SEA Seattle smooth · +9
LAX Los Angeles smooth · +0
1,537 km · ~2h 28m est.
dep bank 06:10–21:3535x weekly
Runs reliable · 5 airlines · 35x weekly · nonstop
85% on time

of the last 26 operated SEA → LAX flights arrived within 15 minutes

Median arrival delay is −20 min. 0 of 26 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−20 minacross the last 26 operated legs
Flight time~2h 28mestimated from route distance
Weekly departures35x5 direct airlines on the leg
Cancelled0.0%recent route rate · 0 of 26

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Alaska AirlinesAmerican AirlinesDelta Air LinesFrontier Airlines

Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.

Who flies it

observed on the boards · 7 days
Alaska AirlinesAS70% on time

Flights AS505 06:10 daily · AS1306 08:20 daily · AS496 10:07 daily · AS487 11:33 Mo Tu We Th Fr Sa

American AirlinesAA

Flights AA6219 07:10 daily · AA4988 13:37 daily · AA6438 16:37 daily

Delta Air LinesDL88% on time

Flights DL1628 07:32 daily · DL9964 09:30 Th Su · DL2769 09:45 daily · DL2914 12:30 daily

Frontier AirlinesF9

Flights F91178 varies daily

United AirlinesUA

Flights UA6053 06:30 daily · UA4729 12:16 daily · UA1403 16:35 Tu · UA4796 16:35 Mo We Th Fr Sa Su

History

operated legs · board outcomes
10-15AA4988dep +15 → arr−29
10-15AA6219dep +63 → arr+5
10-15AA6438arrived−10
10-15AS1300arrived−16
10-15AS1306arrived−48
10-15AS1390arrived−29
10-15AS487arrived−32
10-15AS492arrived−6
10-15AS496arrived−46
10-15AS505arrived−33
10-15AS524arrived+24
10-15AS63arrived+42
10-15AS696arrived+45
10-15DL1628arrived−22
10-15DL2512arrived−20
10-15DL2769arrived+247
10-15DL2830arrived−15
10-15DL2854arrived−10
10-15DL2861arrived+14
10-15DL2914arrived−24
10-15F91178arrived−13
10-15UA1730arrived−31
10-15UA4729arrived−32
10-15UA4796arrived−55
10-15UA6053arrived−40
10-14DL2512arrived−47

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
SEASeattle +9 min smooth 🌤 scattered clouds · N 6 kt Full SEA delay board →
LAXLos Angeles +0 min smooth 🌤 clear · N 0 kt Full LAX delay board →

Weather lens

Current conditions put the pressure at SEA and LAX: 38% odds of a 15+ minute delay and around +6 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the Seattle to Los Angeles route actually runs

Pro Flight Search records official board updates for nonstop SEA to LAX flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.

Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — Seattle (SEA) to Los Angeles (LAX) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/SEA-LAX
How we measure this →

SEA to LAX questions

Is SEA–LAX running on time right now?

Smooth skies ahead. The departure side at SEA is the weaker end, route health score 93/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on SEA–LAX?

Operators schedule morning departures around 06:10 and evening departures around 17:04 from SEA. Earlier flights typically land before destination-airport delays accumulate later in the day; check the LAX delay card to confirm conditions when you'd arrive.

How long is the flight from SEA to LAX?

Great-circle distance is 1,537 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 138–162 min gate-to-gate on this route.

How often does SEA–LAX fly?

5 carriers operate this route, around 166 flights a week between them. Compare carrier days and times in the airline list above.