Seattle to San Jose (SEA-SJC): nonstop upgrade & award space

Alaska Airlines and Delta Air Lines fly nonstop between Seattle (SEA) and San Jose (SJC), roughly 109 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 SEA to SJC 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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109
Nonstop flights a week
697 mi
Nonstop distance
Free
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Seattle to San Jose flight schedule

Scheduled nonstop departures for SEA to SJC, 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 San Jose (SJC)
Date Flight Airline Departs SEA Arrives SJC Duration Aircraft
AS 1448Alaska Airlines, Inc.07:0709:232h 16m73H
DL 3736Delta Air Lines08:2510:522h 27mE7W
AS 658Alaska Airlines, Inc.10:2812:482h 20m73H
DL 3789Delta Air Lines11:3314:012h 28mE7W
AS 657Alaska Airlines, Inc.13:3715:512h 14m73J
DL 3897Delta Air Lines14:4016:592h 19mE7W
AS 319Alaska Airlines, Inc.15:4217:532h 11m7M8
AS 521Alaska Airlines, Inc.16:3218:452h 13m73J
DL 4132Delta Air Lines16:4319:052h 22mE7W
AS 539Alaska Airlines, Inc.17:4520:002h 15m73J
AS 1303Alaska Airlines, Inc.17:4620:002h 14m73J
DL 4100Delta Air Lines17:4820:102h 22mE7W
AS 1310Alaska Airlines, Inc.20:0622:212h 15m73J
DL 3956Delta Air Lines20:3022:452h 15mE7W
AS 1444Alaska Airlines, Inc.20:4322:572h 14m73J
AS 1448Alaska Airlines, Inc.07:0709:232h 16m73H
AS 1341Alaska Airlines, Inc.07:0809:252h 17m7M8
DL 3736Delta Air Lines08:2510:522h 27mE7W
AS 658Alaska Airlines, Inc.10:4913:102h 21m7M9
DL 3789Delta Air Lines11:3314:012h 28mE7W
AS 657Alaska Airlines, Inc.13:3715:512h 14m73J
AS 1366Alaska Airlines, Inc.14:1816:322h 14m73J
DL 3897Delta Air Lines14:4016:592h 19mE7W
AS 319Alaska Airlines, Inc.15:4217:532h 11m7M8
AS 521Alaska Airlines, Inc.16:3218:452h 13m73J
DL 4132Delta Air Lines16:4319:052h 22mE7W
AS 539Alaska Airlines, Inc.17:4520:002h 15m73J
AS 1303Alaska Airlines, Inc.17:4620:002h 14m73J
DL 4100Delta Air Lines17:4820:102h 22mE7W
AS 1310Alaska Airlines, Inc.20:0622:212h 15m73J
DL 3956Delta Air Lines20:3022:452h 15mE7W
AS 1444Alaska Airlines, Inc.20:4322:572h 14m73J
AS 1448Alaska Airlines, Inc.07:0709:232h 16m73H
AS 1341Alaska Airlines, Inc.07:0809:252h 17m7M8
DL 3736Delta Air Lines08:2510:522h 27mE7W
AS 658Alaska Airlines, Inc.10:2812:482h 20m73H
DL 3789Delta Air Lines11:3314:012h 28mE7W
AS 3390Alaska Airlines, Inc.13:5516:152h 20mE75
AS 1366Alaska Airlines, Inc.14:1816:322h 14m73J
DL 3897Delta Air Lines14:4016:592h 19mE7W

Showing the first 40 of 110 scheduled SEA to SJC 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 SEA to SJC date on the interactive map

Confirmed upgrade & award space on SEA to SJC 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 Seattle to San Jose 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 SJC 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 SJC on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Seattle to San Jose nonstop

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

See SEA to SJC on the interactive map →

Frequently asked questions about SEA to SJC

How far is San Jose from Seattle?
SEA to SJC covers about 697 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 SJC?
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 SEA to SJC?
About 109 nonstop flights a week run between Seattle and San Jose 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 SEA to SJC depart?
Scheduled SEA to SJC nonstops in the next 7 days with service leave between 07:07 and 20:43, 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 SJC?
Open the SEA to SJC 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 SEA to SJC 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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