35 active days
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Tracked directional route
ONT → DEN
Ontario International Airport → Denver International Airport
ONT
KONTOntario International AirportOpen live airport profile →DestinationDEN
KDENDenver International AirportOpen live airport profile →View return routeDEN → ONTAnalysis window
Aug 20 – Sep 24, 2026
Every derived statistic, trend, operator and tail number breakdown, flight observation, and mapped path below uses this flight-date window.
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883 mi avg per flight
1 hr 45 min average
Average across flights included in analytics
20 flight numbers
Tracked activity
Aug 20 – Sep 24, 2026 · 35 active days
Flights253
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Observed operators
Operators tracked on ONT → DEN
Operator activity within Aug 20 – Sep 24, 2026.
| Operator | Flights | Flight numbers | Tail numbers | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|---|
| 108 | 14 | 101 | 95,838 mi | Aug 20, 2026, 1:36 PM UTC | Sep 23, 2026, 10:38 PM UTC | |
| 70 | 2 | 58 | 62,945 mi | Aug 20, 2026, 12:02 PM UTC | Sep 23, 2026, 10:17 PM UTC | |
| 70 | 3 | 47 | 61,125 mi | Aug 20, 2026, 2:53 AM UTC | Sep 23, 2026, 8:40 PM UTC | |
UPS (5X)UPS | 5 | 1 | 5 | 3,441 mi | Aug 25, 2026, 8:14 PM UTC | Sep 17, 2026, 9:34 PM UTC |
Observed services
Flight numbers tracked on ONT → DEN
Open a flight number for its complete tracked profile.
| Flight number | Flights | Tail numbers | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|
| 35 | 30 | 32,553 mi | Aug 20, 2026, 9:51 PM UTC | Sep 23, 2026, 10:17 PM UTC | |
| 35 | 27 | 30,377 mi | Aug 20, 2026, 1:02 PM UTC | Sep 23, 2026, 3:19 PM UTC | |
| 35 | 29 | 30,391 mi | Aug 20, 2026, 12:02 PM UTC | Sep 23, 2026, 1:59 PM UTC | |
| 26 | 20 | 22,999 mi | Aug 20, 2026, 6:00 PM UTC | Sep 23, 2026, 8:40 PM UTC | |
| 19 | 19 | 17,557 mi | Aug 20, 2026, 7:35 PM UTC | Sep 20, 2026, 11:03 PM UTC | |
| 14 | 14 | 12,144 mi | Aug 20, 2026, 3:24 PM UTC | Sep 21, 2026, 5:12 PM UTC |
Observed tail numbers
Tail numbers tracked on ONT → DEN
Open a tail number for its complete tracked profile.
| Tail number | Type | Flights | Flight numbers | Tracked distance | Last observed |
|---|---|---|---|---|---|
| A20N | 5 | 2 | 4,335 mi | Sep 9, 2026, 4:38 AM UTC | |
| A321 | 3 | 2 | 2,648 mi | Sep 20, 2026, 3:06 PM UTC | |
| B738 | 3 | 1 | 2,665 mi | Sep 18, 2026, 2:05 PM UTC | |
| A20N | 3 | 1 | 2,610 mi | Sep 7, 2026, 7:21 PM UTC | |
| A20N | 3 | 1 | 2,602 mi | Sep 4, 2026, 7:41 PM UTC | |
| A20N | 3 | 2 | 2,560 mi | Aug 27, 2026, 4:38 AM UTC |
Observed aircraft types
Aircraft types tracked on ONT → DEN
Observed flights grouped by aircraft designator and matched to the aircraft reference catalog.
| Type | Aircraft name | Flights | Makeup | Tail numbers | Tracked distance | Operators | Flight numbers | First observed | Last observed |
|---|---|---|---|---|---|---|---|---|---|
| B738 | Boeing 737-800 | 71 | 28.1% | 61 | 62,221 mi | 2 | 14 | Aug 20, 2026, 12:02 PM UTC | Sep 23, 2026, 4:16 PM UTC |
| A20N | Airbus A320neo | 45 | 17.8% | 28 | 39,047 mi | 1 | 3 | Aug 20, 2026, 2:53 AM UTC | Sep 23, 2026, 8:40 PM UTC |
| B38M | Boeing 737 MAX 8 | 42 | 16.6% | 39 | 36,761 mi | 2 | 10 | Aug 20, 2026, 1:36 PM UTC | Sep 23, 2026, 8:21 PM UTC |
| B39M | Boeing 737 MAX 9 | 34 | 13.4% | 29 | 31,688 mi | 1 | 2 | Aug 20, 2026, 9:51 PM UTC | Sep 23, 2026, 10:17 PM UTC |
| B737 | Boeing 737-700 | 27 | 10.7% | 27 | 24,614 mi | 1 | 3 | Aug 20, 2026, 7:35 PM UTC | Sep 23, 2026, 10:38 PM UTC |
| A21N | Airbus A321neo | 14 | 5.5% | 12 | 12,296 mi | 1 | 2 | Sep 10, 2026, 1:22 PM UTC |
Observation log
Flight observations
Latest 100 flights on ONT → DEN within Aug 20 – Sep 24, 2026