Seattle to Long Beach (SEA-LGB): nonstop upgrade & award space

Alaska Airlines flies nonstop between Seattle (SEA) and Long Beach (LGB), roughly 14 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, on every SEA to LGB 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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14
Nonstop flights a week
966 mi
Nonstop distance
Free
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Seattle to Long Beach flight schedule

Scheduled nonstop departures for SEA to LGB, 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 Seattle (SEA) to Long Beach (LGB)
Date Flight Airline Departs SEA Arrives LGB Duration Aircraft
AS 717Alaska Airlines, Inc.11:3814:362h 58m73J
AS 428Alaska Airlines, Inc.18:1620:592h 43m73J
AS 717Alaska Airlines, Inc.11:3814:362h 58m7M9
AS 428Alaska Airlines, Inc.18:1620:592h 43m73J
AS 717Alaska Airlines, Inc.11:3814:362h 58m73J
AS 428Alaska Airlines, Inc.18:1620:592h 43m73J
AS 717Alaska Airlines, Inc.11:3814:362h 58m7M9
AS 428Alaska Airlines, Inc.18:1620:592h 43m73J
AS 717Alaska Airlines, Inc.11:3814:362h 58m73H
AS 428Alaska Airlines, Inc.18:1620:592h 43m73J
AS 717Alaska Airlines, Inc.11:3814:362h 58m73J
AS 428Alaska Airlines, Inc.18:1620:592h 43m73H
AS 717Alaska Airlines, Inc.11:3814:362h 58m73J
AS 428Alaska Airlines, Inc.18:1620:592h 43m73H

Showing all 14 scheduled SEA to LGB departures across the next 7 days with service. Later dates are 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 SEA to LGB date on the interactive map

Confirmed upgrade & award space on SEA to LGB departures

2LNR tracks confirmed upgrade and award space on Alaska Airlines, segment by segment and date by date. Open the calendar for Seattle to Long Beach 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 SEA to LGB 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 SEA to LGB on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Seattle to Long Beach nonstop

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

See SEA to LGB on the interactive map →

Frequently asked questions about SEA to LGB

How far is Long Beach from Seattle?
SEA to LGB covers about 966 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 SEA to LGB?
Alaska Airlines is currently the only airline flying SEA to LGB nonstop. 2LNR tracks confirmed upgrade and award space on Alaska Airlines.
How many flights a week are there from SEA to LGB?
About 14 nonstop flights a week run between Seattle and Long Beach in the current schedule, operated by Alaska Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from SEA to LGB depart?
Scheduled SEA to LGB nonstops in the next 7 days with service leave between 11:38 and 18:16, local time at Seattle. 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 SEA to LGB?
Open the SEA to LGB route on the interactive map or the matrix to see confirmed upgrade and award space by date on Alaska 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 SEA to LGB 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.

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