ONT KONT → DEN KDEN

Ontario International Airport → Denver International Airport

🇺🇸 Ontario, US → 🇺🇸 Denver, US

Departure Airport

Ontario International Airport

ICAO Code:: KONT
IATA Code:: ONT
City:: 🇺🇸 Ontario
Country:: US
Elevation:: 944 ft

Destination Airport

Denver International Airport

ICAO Code:: KDEN
IATA Code:: DEN
City:: 🇺🇸 Denver
Country:: US
Elevation:: 5431 ft

4

Operators

4

Routes Tracked

881

Miles

-

Flight Duration

Route Map

Operating Airlines

United ICAO: UAL • IATA: UA

Frontier ICAO: FFT • IATA: F9

Southwest ICAO: SWA • IATA: WN

United Parcel Service ICAO: UPS • IATA: 5X

Airline	ICAO	IATA
United	`UAL`	`UA`
Frontier	`FFT`	`F9`
Southwest	`SWA`	`WN`
United Parcel Service	`UPS`	`5X`

Flight Schedule Pattern

Day	Flights Observed	Frequency
Monday	0	0%
Tuesday	2	8%
Wednesday	6	24%
Thursday	9	36%
Friday	3	12%
Saturday	1	4%
Sunday	4	16%

Pattern Analysis

Data Points: 25
API observations used to build this analysis

Weekdays: 20 flights
Weekend: 5 flights

Business Route More active on weekdays

All Flight Routes

4 Routes

Note: This table shows aggregated route data by airline. Each airline may operate multiple daily flights at different times. See the "Spotted Departure Times" section below for all observed departure times.

Airline	Flight Numbers	Aircraft Type	Typical Time	Days Active	Last Seen	Status
Frontier `FFT` / `F9`	-	A20N	-	M T W T F S S	Jul 27, 2025	Active
Southwest `SWA` / `WN`	-	B738	-	M T W T F S S	Jul 25, 2025	Active
United `UAL` / `UA`	-	A320	-	M T W T F S S	Jul 27, 2025	Active
United Parcel Service `UPS` / `5X`	-	MD11	-	M T W T F S S	Jul 23, 2025	Active

Total Routes: 4

Active Routes: 4

Unique Airlines: 4

Aircraft Types: 4

Spotted Departure Times

No departure times available

Departure times will be populated as flight data is collected for this route.