Home / Routes / KORD → KONT590 scheduled

The route from Chicago O'Hare International Airport (KORD) in Chicago to Ontario International Airport (KONT) in Ontario. SkyMeter tracks roughly 590 scheduled flights on this route across 15 carriers. The most active operator is UAL (UAL). Average block time is 3h 58m. Departures average 46 minutes off schedule, with 68% running more than 15 minutes late. The most common aircraft on this route is the BOEING Boeing 737-900.

Scheduled
590
last 472 days
ADS-B observed
180
Airlines
15
Avg dep delay
46m
Late >15 min
68.5%
Cancel rate
0.34%

Recent observed flights

From ADS-B trace data

2026-08-16 02:19  →  2026-08-16 06:20  ·  4h 0m
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2026-08-15 11:33  →  2026-08-15 15:45  ·  4h 11m
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2026-08-14 13:00  →  2026-08-14 16:52  ·  3h 52m
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2026-08-14 02:11  →  2026-08-14 06:02  ·  3h 50m
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2026-08-13 11:35  →  2026-08-13 19:23  ·  7h 47m
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2026-08-13 11:19  →  2026-08-13 15:16  ·  3h 56m
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2026-08-13 11:06  →  2026-08-13 15:11  ·  4h 5m
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2026-08-12 11:39  →  2026-08-12 15:26  ·  3h 46m
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2026-08-12 06:35  →  2026-08-12 10:09  ·  3h 33m
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2026-08-11 11:29  →  2026-08-11 15:40  ·  4h 11m
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Codeshare partnerships

Marketing carriers selling tickets on this route under their own flight numbers

sells UAL 1
sells UAL 1

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View KONT → KORD