SAN → SEASan Diego to Seattle

live

Direct flights from San Diego (SAN) to Seattle (SEA): 21 nonstop departures observed each week across 3 airlines. The median arrival is on schedule. No cancellations were recorded across the 1 tracked flight. The nonstop covers 1,692 km, an estimated 2 hours 40 minutes in the air. Measured by Pro Flight Search from live flight boards at San Diego and Seattle. Updated 20 October 2026 at 10:22 UTC.

Today, SAN → SEA

Tue 20 Oct · local times
  1. 06:15 AS608Alaska On scheduleGate 26 SEA est. 09:07sched 09:28
  2. 07:05 WN3427Southwest On scheduleGate 120 SEA 10:10scheduled
  3. 07:45 DL2530Delta Air Lines On scheduleGate 36 SEA est. 10:42sched 10:58
  4. 09:20 AS792Alaska On scheduleGate 28 SEA est. 12:08sched 12:28
  5. 11:02 DL2508Delta Air Lines On scheduleGate 36 SEA est. 14:12sched 14:18
  6. 11:10 AS1366Alaska On scheduleGate 26 SEA est. 14:02sched 14:17
  7. 12:10 AS1368Alaska On scheduleGate 30 SEA est. 14:58sched 15:17
  8. 13:53 DL2533Delta Air Lines On scheduleGate 47 SEA est. 16:59sched 17:00
  9. · AS1373Alaska On schedule SEA 22:33scheduled
  10. · AS683Alaska On schedule SEA est. 21:14sched 21:33
  11. · AS685Alaska On schedule SEA est. 17:45sched 18:02
  12. · AS692Alaska On schedule SEA est. 20:10sched 20:26
  13. · DL2572Delta Air Lines On schedule SEA est. 19:02sched 19:05
  14. · DL2613Delta Air Lines On schedule SEA est. 22:03sched 22:05
  15. · WN758Southwest On schedule SEA 19:50scheduled

Checked SAN board 02:06 · SEA board 03:22

SAN San Diego heavy · +30
SEA Seattle smooth · +0
1,692 km · ~2h 40m est.
dep bank 06:15–20:2821x weekly
Running clean · 3 airlines · 21x weekly · nonstop
80 / 100

route health from live SAN and SEA delay boards

Median arrival delay is +0 min. 0 of 1 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival+0 minacross the last 1 operated legs
Flight time~2h 40mestimated from route distance
Weekly departures21x3 direct airlines on the leg

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Alaska AirlinesDelta Air LinesSouthwest Airlines

Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.

Who flies it

observed on the boards · 7 days
Alaska AirlinesAS

Flights AS608 06:15 daily · AS792 09:20 daily · AS1366 11:10 daily · AS1368 12:10 daily

Southwest AirlinesWN

Flights WN3427 07:05 Tu We · WN2978 07:15 Sa · WN3422 07:25 Mo Th Fr · WN3694 08:40 Su

History

operated legs · board outcomes
10-19AS1368departed+0

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
SANSan Diego +30 min heavy ⛅ mostly cloudy · E 5 kt Full SAN delay board →
SEASeattle +0 min smooth 🌤 clear · NNE 8 kt Full SEA delay board →

Weather lens

Current conditions put the pressure at SAN: 42% odds of a 15+ minute delay and around +9 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the San Diego to Seattle route actually runs

Pro Flight Search records official board updates for nonstop SAN to SEA flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.

Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — San Diego (SAN) to Seattle (SEA) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/SAN-SEA
How we measure this →

SAN to SEA questions

Is SAN–SEA running on time right now?

Mostly on schedule. The departure side at SAN is the weaker end, route health score 80/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on SAN–SEA?

Operators schedule morning departures around 06:15 and evening departures around 17:20 from SAN. Earlier flights typically land before destination-airport delays accumulate later in the day; check the SEA delay card to confirm conditions when you'd arrive.

How long is the flight from SAN to SEA?

Great-circle distance is 1,692 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 149–175 min gate-to-gate on this route.

How often does SAN–SEA fly?

3 carriers operate this route, around 110 flights a week between them. Compare carrier days and times in the airline list above.