San Diego to Seattle (SAN-SEA): nonstop upgrade & award space

Alaska Airlines and Delta Air Lines fly nonstop between San Diego (SAN) and Seattle (SEA), roughly 139 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 and Delta Air Lines, on every SAN 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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139
Nonstop flights a week
1,051 mi
Nonstop distance
Free
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San Diego to Seattle flight schedule

Scheduled nonstop departures for SAN 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 San Diego (SAN) to Seattle (SEA)
Date Flight Airline Departs SAN Arrives SEA Duration Aircraft
AS 709Alaska Airlines, Inc.06:1509:203h 5m73H
AS 1473Alaska Airlines, Inc.06:1809:193h 1m7M9
DL 2530Delta Air Lines07:0010:053h 5m739
AS 608Alaska Airlines, Inc.07:1510:253h 10m73J
AS 609Alaska Airlines, Inc.09:3112:393h 8m73J
DL 2508Delta Air Lines11:0414:143h 10m738
AS 475Alaska Airlines, Inc.11:2114:253h 4m7M9
AS 1368Alaska Airlines, Inc.11:3014:393h 9m73H
DL 2533Delta Air Lines13:3816:403h 2m738
AS 465Alaska Airlines, Inc.13:5916:582h 59m73H
AS 685Alaska Airlines, Inc.14:5017:513h 1m73H
AS 1381Alaska Airlines, Inc.15:1618:142h 58m73J
AS 574Alaska Airlines, Inc.15:5018:523h 2m73J
DL 2572Delta Air Lines16:2319:202h 57m738
AS 1373Alaska Airlines, Inc.16:5019:523h 2m73J
AS 417Alaska Airlines, Inc.17:3520:353h7M9
AS 1431Alaska Airlines, Inc.18:3521:353h73J
AS 683Alaska Airlines, Inc.18:3521:403h 5m73J
DL 2613Delta Air Lines18:5522:023h 7m738
AS 709Alaska Airlines, Inc.06:1509:203h 5m73H
AS 1473Alaska Airlines, Inc.06:1809:193h 1m7M9
DL 2530Delta Air Lines07:0010:053h 5m739
AS 608Alaska Airlines, Inc.07:1510:253h 10m73J
AS 609Alaska Airlines, Inc.09:3112:393h 8m73J
DL 2508Delta Air Lines11:0414:143h 10m738
AS 475Alaska Airlines, Inc.11:2114:253h 4m7M9
AS 1368Alaska Airlines, Inc.11:3014:393h 9m73J
DL 2533Delta Air Lines13:3816:403h 2m738
AS 465Alaska Airlines, Inc.13:5916:582h 59m73H
AS 685Alaska Airlines, Inc.14:5017:513h 1m73J
AS 1381Alaska Airlines, Inc.15:1618:142h 58m73J
AS 574Alaska Airlines, Inc.15:5018:523h 2m7M9
DL 2572Delta Air Lines16:2319:202h 57m738
AS 1373Alaska Airlines, Inc.16:5019:523h 2m73J
AS 417Alaska Airlines, Inc.17:3520:353h7M9
AS 1431Alaska Airlines, Inc.18:3521:353h73J
AS 683Alaska Airlines, Inc.18:3521:403h 5m73J
DL 2613Delta Air Lines18:5522:023h 7m738
AS 622Alaska Airlines, Inc.20:3323:403h 7m73J
AS 709Alaska Airlines, Inc.06:1509:203h 5m73J

Showing the first 40 of 135 scheduled SAN 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 SAN to SEA date on the interactive map

Confirmed upgrade & award space on SAN to SEA departures

2LNR tracks confirmed upgrade and award space on Alaska Airlines and Delta Air Lines, segment by segment and date by date. Open the calendar for San Diego 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 SAN 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 SAN to SEA on the interactive route map, with schedules, connections, and route statistics.

Airlines flying San Diego to Seattle nonstop

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

See SAN to SEA on the interactive map →

Frequently asked questions about SAN to SEA

How far is Seattle from San Diego?
SAN to SEA covers about 1,051 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 SAN to SEA?
Alaska Airlines and Delta Air Lines fly the route nonstop. 2LNR tracks confirmed upgrade and award space on Alaska Airlines and Delta Air Lines.
How many flights a week are there from SAN to SEA?
About 139 nonstop flights a week run between San Diego and Seattle in the current schedule, operated by Alaska Airlines and Delta Air Lines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from SAN to SEA depart?
Scheduled SAN to SEA nonstops in the next 7 days with service leave between 06:15 and 20:33, local time at San Diego. 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 SAN to SEA?
Open the SAN to SEA route on the interactive map or the matrix to see confirmed upgrade and award space by date on Alaska Airlines and Delta Air Lines, 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 SAN 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.

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