PDX → ONTPortland to Ontario

live

Direct flights from Portland (PDX) to Ontario (ONT): 7 nonstop departures observed each week across 1 airline. 78% of the last 18 operated flights arrived within 15 minutes of schedule. The median arrival is 3 minutes late. No cancellations were recorded across the 18 tracked flights. The nonstop covers 1,351 km, an estimated 2 hours 14 minutes in the air. Measured by Pro Flight Search from live flight boards at Portland and Ontario. Updated 18 October 2026 at 09:22 UTC.

Today, PDX → ONT

Sun 18 Oct · local times
  1. 08:28 AS2081Alaska On scheduleGate B6 ·
  2. 14:30 AS2456Alaska On scheduleGate B9 ·
  3. 21:34 AS534Alaska Sched 21:34Departure not confirmed by the board ·

Checked PDX board 02:22 · ONT board 22:18

PDX Portland smooth · +0
ONT Ontario smooth · +3
1,351 km · ~2h 14m est.
dep bank 08:28–21:347x weekly
Runs mixed · 1 airline · 7x weekly · nonstop
78% on time

of the last 18 operated PDX → ONT flights arrived within 15 minutes

Median arrival delay is +3 min. 0 of 18 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival+3 minacross the last 18 operated legs
Flight time~2h 14mestimated from route distance
Weekly departures7x1 direct airline on the leg
Cancelled0.0%recent route rate · 0 of 18

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Alaska 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 AirlinesAS78% on time

Flights AS2081 08:28 daily · AS2456 14:30 Mo Th Fr Su · AS534 21:34 daily

History

operated legs · board outcomes
10-17AS2081dep +1 → arr−2
10-17AS534dep −5 → arr−14
10-16AS2081dep −1 → arr−1
10-16AS2456dep +4 → arr+13
10-16AS534dep +9 → arr+8
10-15AS2081dep +0 → arr−5
10-15AS2456dep +66 → arr+59
10-15AS534dep +6 → arr+4
10-14AS2081dep −2 → arr−24
10-14AS534dep −1 → arr+26
10-13AS2081dep −10 → arr−33
10-13AS534dep −5 → arr+13
10-12AS2081dep −4 → arr−21
10-12AS2456dep −4 → arr−9
10-12AS534dep −7 → arr+3
10-11AS2081dep +90 → arr+80
10-11AS2456dep −6 → arr+2
10-11AS534dep −6 → arr+16

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 →
ONTOntario +3 min smooth 🌤 few clouds · N 0 kt Full ONT delay board →

Weather lens

Current conditions put the pressure at ONT: 41% odds of a 15+ minute delay and around +8 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 Ontario route actually runs

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

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

PDX to ONT questions

Is PDX–ONT running on time right now?

Smooth skies ahead. The arrival side at ONT is the weaker end, route health score 96/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on PDX–ONT?

Operators schedule morning departures around 08:28 and evening departures around 21:34 from PDX. Earlier flights typically land before destination-airport delays accumulate later in the day; check the ONT delay card to confirm conditions when you'd arrive.

How long is the flight from PDX to ONT?

Great-circle distance is 1,351 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 125–146 min gate-to-gate on this route.

How often does PDX–ONT fly?

Alaska Airlines runs the route with about 18 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.