LAX → SEALos Angeles to Seattle

live

Direct flights from Los Angeles (LAX) to Seattle (SEA): 37 nonstop departures observed each week across 6 airlines. 38% of the last 21 operated flights arrived within 15 minutes of schedule. The median arrival is 22 minutes late. No cancellations were recorded across the 21 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 Los Angeles and Seattle. Updated 8 September 2026 at 09:00 UTC.

LAX Los Angeles busy · +19
SEA Seattle smooth · +0
1,537 km · ~2h 28m est.
dep bank 06:03–21:0037x weekly
Runs rough · 6 airlines · 37x weekly · nonstop
38% on time

of the last 21 operated LAX → SEA flights arrived within 15 minutes

Median arrival delay is +22 min. 0 of 21 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival+22 minacross the last 21 operated legs
Flight time~2h 28mestimated from route distance
Weekly departures37x6 direct airlines on the leg
Cancelled0.0%recent route rate · 0 of 21

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 AirlinesAS18% on time

Flights AS748 06:03 Mo Tu We Th Fr · AS482 08:02 daily · AS792 09:30 daily · AS798 10:50 Mo Tu We Th Su

American AirlinesAA

Flights AA6476 08:15 daily · AA6438 13:55 daily · AA6371 20:26 daily

Frontier AirlinesF9

Flights F91177 15:04 daily

Southwest AirlinesWN

Flights WN1719 16:50 Tu We · WN2449 19:10 Tu We

United AirlinesUA

Flights UA5736 08:30 daily · UA2316 12:40 Sa · UA319 12:50 Tu · UA6043 12:50 Mo We Th Fr Su

History

operated legs · board outcomes
09-07AA6371departed+10
09-07AA6438departed+7
09-07AA6476departed+46
09-07AS1301departed+15
09-07AS1305departed+45
09-07AS482departed+16
09-07AS585departed+51
09-07AS614departed+25
09-07AS698departed+22
09-07AS748departed+10
09-07AS767departed+27
09-07AS770departed+52
09-07AS792departed+33
09-07AS798departed+26
09-07DL1045departed+14
09-07DL1551departed+17
09-07DL2616departed+11
09-07DL2640departed+23
09-07F91177departed+93
09-07UA6047departed+6
09-07UA684departed+6

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
LAXLos Angeles +19 min busy 🌤 clear · N 0 kt Full LAX delay board →
SEASeattle +0 min smooth 🌤 clear · NNE 9 kt Full SEA delay board →

Weather lens

Current conditions put the pressure at LAX and SEA: 37% 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 Los Angeles to Seattle route actually runs

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

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

LAX to SEA questions

Is LAX–SEA running on time right now?

Smooth skies ahead. The departure side at LAX is the weaker end, route health score 87/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on LAX–SEA?

Operators schedule morning departures around 06:03 and evening departures around 17:50 from LAX. Earlier flights typically land before destination-airport delays accumulate later in the day; check the SEA delay card to confirm conditions when you'd arrive.

How long is the flight from LAX to SEA?

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 LAX–SEA fly?

6 carriers operate this route, around 169 flights a week between them. Compare carrier days and times in the airline list above.