Seattle to San Jose del Cabo flights: who flies SEA-SJD

Seattle to San Jose del Cabo flight schedule

Scheduled nonstop departures for SEA to SJD starting October 23, 2026, last checked against our schedule feed on October 18, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Scheduled nonstop departures from Seattle (SEA) to San Jose del Cabo (SJD)
Date	Flight	Airline	Departs SEA	Arrives SJD	Duration	Aircraft
Fri, Oct 23	AS 421	Alaska Airlines, Inc.	11:38	16:12	4h 34m	Boeing 737 MAX 9
Sat, Oct 24	AS 421	Alaska Airlines, Inc.	11:38	16:12	4h 34m	Boeing 737 MAX 9
Sun, Oct 25	AS 421	Alaska Airlines, Inc.	11:37	16:11	4h 34m	Boeing 737 MAX 9
Mon, Oct 26	AS 421	Alaska Airlines, Inc.	11:38	16:12	4h 34m	Boeing 737 MAX 9
Tue, Oct 27	AS 421	Alaska Airlines, Inc.	11:38	16:12	4h 34m	Boeing 737 MAX 9
Wed, Oct 28	AS 421	Alaska Airlines, Inc.	11:38	16:12	4h 34m	Boeing 737 MAX 9
Thu, Oct 29	AS 421	Alaska Airlines, Inc.	11:38	16:12	4h 34m	Boeing 737 MAX 9

Showing all 7 scheduled SEA to SJD departures across 7 days with service, starting October 23, 2026. 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 hasn't filed that value in the schedule data we hold. Aircraft are the equipment the airline filed, named where the code pins down one type and shown as the family or the bare code where it doesn't. Swaps can happen up to departure.

See every SEA to SJD date on the interactive map

Aircraft on the Seattle to San Jose del Cabo nonstop

Alaska Airlines flies the Boeing 737 MAX 9 on every departure in the schedule table on this page. Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure.

Confirmed upgrade & award space on SEA to SJD 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 del Cabo to see which departures have space, the next 14 days free on every product and the full horizon on Pro.

Alaska Airlines award space was open on none of the 14 Seattle to San Jose del Cabo departure dates from October 19 to November 1 that 2LNR checked in the 7 days to October 19, 2026.

See real availability

Confirmed upgrade or award seats by date on the SEA to SJD departures 2LNR tracks, checked against live inventory so you know what's open before you book.

Set an alert

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

Plan on the map

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

Airlines flying Seattle to San Jose del Cabo nonstop

Carriers operating SEA to SJD nonstop in the current schedule. Where 2LNR tracks the carrier, its departures show confirmed upgrade or award space by date.

See SEA to SJD on the interactive map →

Frequently asked questions about SEA to SJD

How long is the flight from Seattle (SEA) to San Jose del Cabo (SJD)?

AS 421 is scheduled at 4h 34m from Seattle (SEA) to San Jose del Cabo (SJD) on every departure in the schedule table on this page. The nonstop covers about 1,818 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book.

Which airlines fly nonstop from SEA to SJD?

Alaska Airlines and Delta Air Lines fly SEA to SJD 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 SJD?

About 10 nonstop flights a week run between Seattle (SEA) and San Jose del Cabo (SJD) 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 SJD depart?

Scheduled SEA to SJD nonstops in the next 7 days with service leave between 11:37 and 11:38, local time at Seattle. The schedule table on this page lists every departure by date, with its arrival time and aircraft.

Which flights operate SEA to SJD nonstop?

Alaska Airlines flies AS 421 nonstop from Seattle (SEA) to San Jose del Cabo (SJD), the only flight number in the schedule table on this page. The table lists each date with its departure and arrival times and aircraft.

How do I check upgrade or award availability on SEA to SJD?

Open the SEA to SJD 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.