ONT → OAKOntario to Oakland

live

Direct flights from Ontario (ONT) to Oakland (OAK): 7 nonstop departures observed each week across 1 airline. 79% of the last 24 operated flights arrived within 15 minutes of schedule. The median arrival is 12 minutes early. No cancellations were recorded across the 24 tracked flights. The nonstop covers 582 km, an estimated 1 hour 15 minutes in the air. Measured by Pro Flight Search from live flight boards at Ontario and Oakland. Updated 24 October 2026 at 22:18 UTC.

Today, ONT → OAK

Sat 24 Oct · local times
  1. 06:05 WN505Southwest Left 06:10 +5 Landed 07:08 −17
  2. 14:20 WN4445Southwest Left 14:27 +7 OAK est. 15:33In the air · sched 15:35

Checked ONT board 15:18 · OAK board 15:03

ONT Ontario busy · +20
OAK Oakland smooth · +0
582 km · ~1h 15m est.
dep bank 06:05–21:107x weekly
Runs mixed · 1 airline · 7x weekly · nonstop
79% on time

of the last 24 operated ONT → OAK flights arrived within 15 minutes

Median arrival delay is −12 min. 0 of 24 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−12 minacross the last 24 operated legs
Flight time~1h 15mestimated from route distance
Weekly departures7x1 direct airline on the leg
Cancelled0.0%recent route rate · 0 of 24

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Southwest 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
Southwest AirlinesWN79% on time

Flights WN505 06:05 Sa · WN3161 06:10 Mo Th Fr · WN249 06:40 Tu We · WN1598 07:10 Su

History

operated legs · board outcomes
10-24WN4445dep +7 → arr−2
10-24WN505dep +5 → arr−17
10-23WN2947dep +75 → arr+59
10-23WN3161dep +12 → arr−12
10-23WN3272dep +34 → arr+16
10-23WN3300dep +18 → arr−4
10-22WN2947dep +5 → arr−13
10-22WN3161dep +7 → arr−23
10-22WN3272dep +5 → arr−13
10-22WN3300dep +161 → arr+135
10-21WN249dep +5 → arr−21
10-21WN2751dep +14 → arr−13
10-21WN2871dep +15 → arr−11
10-21WN3046dep +24 → arr−2
10-20WN2751dep −2 → arr−25
10-20WN2871dep +13 → arr−14
10-20WN3046dep +3 → arr−22
10-19WN2947dep +10 → arr−14
10-19WN3161dep +17 → arr−12
10-19WN3272dep +8 → arr−12
10-19WN3300dep +82 → arr+51
10-18WN123arrived+40
10-18WN1598arrived−19
10-18WN2667arrived−20

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 +20 min busy 🌤 few clouds · W 9 kt Full ONT delay board →
OAKOakland +0 min smooth 🌤 few clouds · W 7 kt Full OAK delay board →

Weather lens

Current conditions put the pressure at ONT and OAK: 46% 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 Ontario to Oakland route actually runs

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

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

ONT to OAK questions

Is ONT–OAK running on time right now?

Smooth skies ahead. The departure side at ONT is the weaker end, route health score 87/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on ONT–OAK?

Operators schedule morning departures around 06:05 and evening departures around 18:40 from ONT. Earlier flights typically land before destination-airport delays accumulate later in the day; check the OAK delay card to confirm conditions when you'd arrive.

How long is the flight from ONT to OAK?

Great-circle distance is 582 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 71–80 min gate-to-gate on this route.

How often does ONT–OAK fly?

Southwest Airlines runs the route with about 26 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.