ONT → PDXOntario to Portland

live

Direct flights from Ontario (ONT) to Portland (PDX): 25 nonstop departures observed each week across 2 airlines. 88% of the last 16 tracked flights arrived within 15 minutes of schedule. The median arrival is 5 minutes early. No cancellations were recorded across the 16 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 Ontario and Portland. Updated 4 November 2026 at 07:22 UTC.

Today, ONT → PDX

Tue 3 Nov · local times
  1. 10:40 AS3312Alaska Left 10:57 +17 Landed 12:55 −10

Checked ONT board 22:18 · PDX board 23:22

ONT Ontario smooth · +11
PDX Portland smooth · +0
1,351 km · ~2h 14m est.
dep bank 07:25–17:5925x weekly
Runs reliable · 2 airlines · 25x weekly · nonstop
88% on time

of the last 16 tracked ONT → PDX flights arrived within 15 minutes

Median arrival delay is −5 min. 0 of 16 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−5 minacross the last 16 arrivals
Flight time~2h 14mestimated from route distance
Weekly departures25x2 direct airlines on the leg
Cancelled0.0%recent route rate · 0 of 16

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Alaska AirlinesSouthwest 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 AirlinesAS93% on time

Flights AS544 07:25 daily · AS3312 10:40 Mo Tu Su · AS2082 11:29 daily · AS2456 17:30 Mo Th Fr Su

Southwest AirlinesWN

Flights WN249 10:10 Tu We

History

operated legs · board outcomes
11-03AS3312dep +17 → arr−10
11-02AS3194dep +11 → arr−15
11-02AS3312dep +11 → arr−10
11-01AS3194dep +5 → arr−5
11-01AS3312dep +20 → arr+22
10-31AS2082dep +8 → arr−19
10-31AS544dep +10 → arr+3
10-30AS2082dep +9 → arr−19
10-30AS2456dep +18 → arr−2
10-30AS544dep +0 → arr−22
10-29AS2082dep +8 → arr−7
10-29AS2456dep +28 → arr+1
10-29AS544dep −1 → arr−22
10-28AS2082dep +9 → arr+3
10-28AS544dep +10 → arr−1
10-28WN249arrived+48

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
ONTOntario +11 min smooth 🌤 few clouds · N 0 kt Full ONT delay board →
PDXPortland +0 min smooth 🌤 mostly cloudy · ESE 8 kt Full PDX delay board →

Weather lens

Conditions are tightest at ONT: a 40% chance of a 15+ minute delay. In this weather, the more delayed of the two airports is typically about +8 min. Both figures come from the two airports' delay records in similar weather. See live delays → · Weather risk by airport →

How the Ontario to Portland route actually runs

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

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

ONT to PDX questions

Is ONT–PDX running on time right now?

Smooth skies ahead. The departure side at ONT is the weaker end, route health score 92/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on ONT–PDX?

Operators schedule morning departures around 07:25 and evening departures around 17:30 from ONT. Earlier flights typically land before destination-airport delays accumulate later in the day; check the PDX delay card to confirm conditions when you'd arrive.

How long is the flight from ONT to PDX?

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 ONT–PDX fly?

2 carriers operate this route, around 25 flights a week between them. Compare carrier days and times in the airline list above.