Los Angeles to Seattle (LAX-SEA): nonstop upgrade & award space

Alaska Airlines, United Airlines, Delta Air Lines, American Airlines, and Frontier Airlines fly nonstop between Los Angeles (LAX) and Seattle (SEA), roughly 203 times a week. With Alaska Airlines running most of the schedule, the shape of a week is predictable, which makes an open premium seat on a given date easy to spot and quick to lose. 2LNR tracks confirmed upgrade and award space on Alaska Airlines, Delta Air Lines, and American Airlines, on every LAX to SEA departure, so you know which flights have space before you book.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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203
Nonstop flights a week
955 mi
Nonstop distance
Free
To get started

Los Angeles to Seattle flight schedule

Scheduled nonstop departures for LAX to SEA, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Los Angeles (LAX) to Seattle (SEA)
Date Flight Airline Departs LAX Arrives SEA Duration Aircraft
AS 1365Alaska Airlines, Inc.06:0008:472h 47m7M9
AS 748Alaska Airlines, Inc.06:0308:522h 49m73J
DL 2980Delta Air Lines07:0509:552h 50m738
AS 482Alaska Airlines, Inc.08:0210:562h 54m7M9
UA 5736United Airlines08:2011:243h 4mE7W
AS 457Alaska Airlines, Inc.09:0311:552h 52m73J
AA 6476American Airlines09:2612:252h 59mE75
AS 792Alaska Airlines, Inc.09:3012:202h 50m73H
DL 1714Delta Air Lines09:3812:272h 49m738
DL 304Delta Air Lines09:3812:272h 49m738
AS 798Alaska Airlines, Inc.10:5013:392h 49m73J
DL 1045Delta Air Lines12:0914:532h 44m32Q
AS 1305Alaska Airlines, Inc.12:4515:322h 47m73H
UA 6043United Airlines12:5015:452h 55mE7W
AA 6438American Airlines13:0015:572h 57mE75
DL 2606Delta Air Lines14:0016:442h 44m738
AS 408Alaska Airlines, Inc.15:2518:102h 45m73J
F9 1177Frontier Airlines15:3518:363h 1m32Q
AS 585Alaska Airlines, Inc.15:4718:332h 46m73H
UA 6047United Airlines16:1519:142h 59mE7W
AS 1375Alaska Airlines, Inc.16:2519:112h 46m73J
AS 698Alaska Airlines, Inc.16:5019:392h 49m7M8
AS 1301Alaska Airlines, Inc.17:5020:392h 49m7M9
DL 2640Delta Air Lines17:5520:392h 44m738
AS 770Alaska Airlines, Inc.18:5021:392h 49m73J
UA 684United Airlines19:0021:512h 51m738
AS 1368Alaska Airlines, Inc.19:0921:582h 49m73J
DL 1551Delta Air Lines19:1922:052h 46m739
AA 6371American Airlines19:4622:402h 54mE75
AS 614Alaska Airlines, Inc.20:0922:582h 49m73J
DL 2616Delta Air Lines21:2000:223h 2m739
AS 1365Alaska Airlines, Inc.06:0008:472h 47m7M9
AS 748Alaska Airlines, Inc.07:0009:512h 51m73J
DL 2980Delta Air Lines07:0509:552h 50m738
UA 5736United Airlines08:2011:243h 4mE7W
AS 457Alaska Airlines, Inc.08:3011:242h 54m73H
AA 6476American Airlines09:2612:252h 59mE75
DL 1714Delta Air Lines09:3812:272h 49m738
DL 304Delta Air Lines09:3812:272h 49m738
AS 482Alaska Airlines, Inc.10:0012:482h 48m7M8

Showing the first 40 of 205 scheduled LAX to SEA departures across the next 7 days with service. Every remaining date is on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every LAX to SEA date on the interactive map

Confirmed upgrade & award space on LAX to SEA departures

2LNR tracks confirmed upgrade and award space on Alaska Airlines, Delta Air Lines, and American Airlines, segment by segment and date by date. Open the calendar for Los Angeles to Seattle to see which departures have space, the next 14 days free on every product and the full horizon on Pro.

See real availability

Confirmed upgrade and award seats on each LAX to SEA departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See LAX to SEA on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Los Angeles to Seattle nonstop

Carriers operating LAX to SEA nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

See LAX to SEA on the interactive map →

Frequently asked questions about LAX to SEA

How far is Seattle from Los Angeles?
LAX to SEA covers about 955 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.
Which airlines fly nonstop from LAX to SEA?
Alaska Airlines, United Airlines, Delta Air Lines, American Airlines, and Frontier Airlines fly the route nonstop. 2LNR tracks confirmed upgrade and award space on Alaska Airlines, Delta Air Lines, and American Airlines.
How many flights a week are there from LAX to SEA?
About 203 nonstop flights a week run between Los Angeles and Seattle in the current schedule, operated by Alaska Airlines, United Airlines, Delta Air Lines, American Airlines, and Frontier Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from LAX to SEA depart?
Scheduled LAX to SEA nonstops in the next 7 days with service leave between 06:00 and 21:20, local time at Los Angeles. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
How do I check upgrade or award availability on LAX to SEA?
Open the LAX to SEA route on the interactive map or the matrix to see confirmed upgrade and award space by date on Alaska Airlines, Delta Air Lines, and American Airlines, the next 14 days free and the full horizon on Pro. On Pro you can also set an alert on the route and 2LNR notifies you when space opens.

Never miss LAX to SEA upgrade or award space

See what is open by date on this route, the next 14 days free on every product and the full horizon on Pro.

Get started free