ONT → SLCOntario to Salt Lake City

live

Direct flights from Ontario (ONT) to Salt Lake City (SLC): 7 nonstop departures observed each week across 1 airline. 95% of the last 21 operated flights arrived within 15 minutes of schedule. The median arrival is 24 minutes early. No cancellations were recorded across the 21 tracked flights. The nonstop covers 898 km, an estimated 1 hour 39 minutes in the air. Measured by Pro Flight Search from live flight boards at Ontario and Salt Lake City. Updated 21 October 2026 at 13:18 UTC.

Today, ONT → SLC

Wed 21 Oct · local times
  1. 06:00 DL2708Delta Air Lines Left 06:00 SLC est. 08:15In the air · sched 08:54
  2. 09:45 DL1416Delta Air Lines On scheduleT2 ·

Checked ONT board 06:18 · SLC board 06:48

ONT Ontario smooth · +9
SLC Salt Lake City smooth · +0
898 km · ~1h 39m est.
dep bank 06:00–17:037x weekly
Runs reliable · 1 airline · 7x weekly · nonstop
95% on time

of the last 21 operated ONT → SLC flights arrived within 15 minutes

Median arrival delay is −24 min. 0 of 21 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−24 minacross the last 21 operated legs
Flight time~1h 39mestimated from route distance
Weekly departures7x1 direct airline on the leg
Cancelled0.0%recent route rate · 0 of 21

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Delta 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
Delta Air LinesDL95% on time

Flights DL2708 06:00 daily · DL1416 09:45 Mo Tu We Th Fr Su · DL2743 13:35 daily · DL3747 17:03 daily

History

operated legs · board outcomes
10-21DL2708dep +0 → arr−39
10-20DL1416dep +21 → arr−18
10-20DL2743dep +5 → arr−30
10-20DL3747dep +21 → arr−17
10-19DL1416dep +7 → arr−28
10-19DL2708dep +2 → arr−29
10-19DL2743dep +1 → arr−30
10-19DL3747dep +15 → arr−24
10-18DL1416dep +1 → arr−35
10-18DL2708dep +1 → arr−32
10-18DL2743dep +34 → arr−1
10-18DL3747dep +1 → arr−40
10-17DL2708dep +6 → arr−22
10-17DL2743dep +10 → arr−24
10-17DL3747dep +6 → arr−28
10-16DL1416dep +19 → arr−11
10-16DL2708dep +11 → arr−12
10-16DL2743dep +4 → arr−25
10-16DL3747dep +10 → arr−18
10-15DL1416departed+19
10-15DL2708departed+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
ONTOntario +9 min smooth 🌤 mostly cloudy · NE 3 kt Full ONT delay board →
SLCSalt Lake City +0 min smooth 🌤 scattered clouds · N 0 kt Full SLC delay board →

Weather lens

Current conditions put the pressure at ONT: 38% 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 Salt Lake City route actually runs

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

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

ONT to SLC questions

Is ONT–SLC running on time right now?

Smooth skies ahead. The departure side at ONT is the weaker end, route health score 93/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on ONT–SLC?

Operators schedule morning departures around 06:00 and evening departures around 17:03 from ONT. Earlier flights typically land before destination-airport delays accumulate later in the day; check the SLC delay card to confirm conditions when you'd arrive.

How long is the flight from ONT to SLC?

Great-circle distance is 898 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 93–107 min gate-to-gate on this route.

How often does ONT–SLC fly?

Delta Air Lines runs the route with about 27 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.