PDX → SEAPortland to Seattle

live

Direct flights from Portland (PDX) to Seattle (SEA): 14 nonstop departures observed each week across 2 airlines. 83% of the last 23 operated flights arrived within 15 minutes of schedule. The median arrival is 6 minutes late. No cancellations were recorded across the 23 tracked flights. The nonstop covers 208 km, an estimated 46 minutes in the air. Measured by Pro Flight Search from live flight boards at Portland and Seattle. Updated 9 September 2026 at 14:22 UTC.

PDX Portland smooth · +0
SEA Seattle smooth · +0
208 km · ~0h 46m est.
dep bank 05:07–21:3214x weekly
Runs reliable · 2 airlines · 14x weekly · nonstop
83% on time

of the last 23 operated PDX → SEA flights arrived within 15 minutes

Median arrival delay is +6 min. 0 of 23 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival+6 minacross the last 23 operated legs
Flight time~0h 46mestimated from route distance
Weekly departures14x2 direct airlines on the leg
Cancelled0.0%recent route rate · 0 of 23

The week

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

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 AirlinesAS93% on time

Flights AS2258 05:07 daily · AS499 06:20 daily · AS1860 07:09 daily · AS2190 08:07 daily

Delta Air LinesDL63% on time

Flights DL4008 05:30 daily · DL3957 07:00 Tu We · DL4471 07:05 daily · DL3953 09:29 daily

History

operated legs · board outcomes
09-09AS1860departed+3
09-09AS2258departed+3
09-09AS499departed+0
09-09DL4008departed+14
09-08AS1536departed+6
09-08AS1701departed+6
09-08AS1860dep +5 → arr+1
09-08AS2092departed−1
09-08AS2190dep −4 → arr−15
09-08AS2243departed+9
09-08AS2257departed−3
09-08AS2258dep −3 → arr−20
09-08AS3201departed−6
09-08AS452departed−3
09-08AS499dep +44 → arr+27
09-08AS743departed+1
09-08DL3802departed+9
09-08DL3818departed+19
09-08DL3918departed+42
09-08DL3953departed+23
09-08DL3957departed+10
09-08DL4008departed+10
09-08DL4062departed+10

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
PDXPortland +0 min smooth 🌤 few clouds · N 0 kt Full PDX delay board →
SEASeattle +0 min smooth 🌤 scattered clouds · NE 3 kt Full SEA delay board →

Weather lens

Current conditions put the pressure at PDX and SEA: 38% odds of a 15+ minute delay and around +7 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the Portland to Seattle route actually runs

Pro Flight Search records official board updates for nonstop PDX 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 — Portland (PDX) to Seattle (SEA) route reliability, measured from operated flights on official airport boards.

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

PDX to SEA questions

Is PDX–SEA running on time right now?

Smooth skies ahead. Both endpoints currently score the same, route health score 100/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on PDX–SEA?

Operators schedule morning departures around 05:07 and evening departures around 17:41 from PDX. 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 PDX to SEA?

Great-circle distance is 208 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 45–48 min gate-to-gate on this route.

How often does PDX–SEA fly?

2 carriers operate this route, around 142 flights a week between them. Compare carrier days and times in the airline list above.