route Route

ONT → DEN

Q: How long is the flight from ONT to DEN?

Average flight time on the ONT–DEN route is 1h 20m , covering approximately 464 km (288 mi).

Q: What is the distance from ONT to DEN?

The great-circle distance from ONT to DEN is approximately 464 km (288 miles).

Q: How many flights per week from ONT to DEN?

We've observed ~3 flights per day on this route across our tracking data (10 total flights recorded).

464 km avg 1h 20m 2 airlines

Local time: 17:28 PDT
Timezone: America/Los_Angeles
Type: Large Airport
Elevation: 944 ft
Coordinates: 34.0560, -117.6010

cloud Weather

Wind: 250° / 12 kt
Visibility: 10 SM
Ceiling: FEW 5,500 ft, FEW 8,000 ft
Temp / Dew: 23°C / 9°C
Altimeter: 30.00 inHg

Obs: 2026-04-14T23:53:00.000Z

Raw METAR / TAF

METAR KONT 142353Z 25012KT 10SM FEW055 FEW080 23/09 A3000 RMK AO2 SLP152 T02280089 10239 20161 56020 $

TAF KONT 142320Z 1500/1606 25011KT P6SM FEW090 FM150500 VRB04KT P6SM FEW015 FM152100 25010KT P6SM SCT250 FM160500 VRB04KT P6SM BKN250

flight Live Traffic

flight_takeoff 55 Departures

flight_land 54 Arrivals

Local time: 18:28 MDT
Timezone: America/Denver
Type: Large Airport
Elevation: 5,431 ft
Coordinates: 39.8600, -104.6738

cloud Weather

Wind: 280° / 16G25 kt
Visibility: 10 SM
Ceiling: SCT 5,500 ft, BKN 7,000 ft, BKN 10,000 ft, BKN 20,000 ft
Temp / Dew: 9°C / 0°C
Altimeter: 29.86 inHg
Wx: -RA

Obs: 2026-04-14T23:53:00.000Z

Raw METAR / TAF

METAR KDEN 142353Z 28016G25KT 10SM -RA SCT055 BKN070 BKN100 BKN200 09/00 A2986 RMK AO2 PK WND 29035/2319 RAB36 SLP086 P0000 60000 T00940000 10161 20083 55004

TAF KDEN 142338Z 1500/1606 28010KT P6SM VCSH FEW070 BKN100 TEMPO 1500/1503 VRB12G24KT -SHRA BKN060 FM150500 34006KT P6SM FEW070 BKN100 FM150800 VRB06KT P6SM SCT200 FM151400 27007KT P6SM SCT200 FM152100 31008KT P6SM SCT200 FM160300 23007KT P6SM SCT200

flight Live Traffic

flight_takeoff 356 Departures

flight_land 399 Arrivals

Flights tracked: 10
Avg duration: 1h 20m
Distance: 464 km

Live traffic

ONT → DEN. Live aircraft currently filed on this route.

Airlines 2

Airline	Flights shown
Southwest Airlines	4
Frontier Airlines	2

Other connections

More destinations from ONT

OAK KOAK 9 flights
TPE RCTP 6 flights
PHX KPHX 6 flights
SDF KSDF 4 flights
GEG KGEG 4 flights
GDL MMGL 3 flights
ILN KILN 2 flights
FAT KFAT 2 flights
ABQ KABQ 2 flights

More origins to DEN

SJC KSJC 32 flights
JFK KJFK 27 flights
SFO KSFO 26 flights
CVG KCVG 22 flights
EWR KEWR 21 flights
PHX KPHX 15 flights
LGA KLGA 15 flights
PDX KPDX 14 flights
PHL KPHL 13 flights
LAX KLAX 12 flights

Recent flights last 10

Date	Flight	Aircraft	Takeoff	Landing	Duration	Arr Δ
2026-04-14	FFT1500	A37A02	Apr 14, 09:10 UTC	Apr 14, 09:55 UTC	45m	-
2026-04-14	UPS806	A3778E	Apr 14, 08:54 UTC	Apr 14, 10:33 UTC	1h 39m	+13m
2026-04-14	FFT1500	A37A02	Apr 14, 08:10 UTC	Apr 14, 09:05 UTC	55m	-
2026-04-13	SWA3653	A23200	Apr 13, 22:11 UTC	Apr 14, 00:07 UTC	1h 56m	+8m
2026-04-13	SWA2632	AAA247	Apr 13, 18:19 UTC	Apr 13, 19:26 UTC	1h 7m	+3m
2026-04-13	SWA2632	AAA247	Apr 13, 18:11 UTC	Apr 13, 19:25 UTC	1h 14m	+5m
2026-04-13	SWA113	ABC107	Apr 13, 15:11 UTC	Apr 13, 17:02 UTC	1h 51m	+8m
2026-04-13	SWA1666	AC5746	Apr 13, 13:36 UTC	Apr 13, 15:27 UTC	1h 51m	+8m
2026-04-12	SWA2632	A62FD1	Apr 12, 19:30 UTC	Apr 12, 20:15 UTC	45m	-
2026-04-12	SWA2632	A62FD1	Apr 12, 17:11 UTC	Apr 12, 18:25 UTC	1h 14m	+5m

ONT → DEN frequently asked

How long is the flight from ONT to DEN?

Average flight time on the ONT–DEN route is 1h 20m, covering approximately 464 km (288 mi).

What is the distance from ONT to DEN?

The great-circle distance from ONT to DEN is approximately 464 km (288 miles).

Which airlines fly from ONT to DEN?

2 airlines operate this route in our records: Southwest Airlines, Frontier Airlines.

How many flights per week from ONT to DEN?

We've observed ~3 flights per day on this route across our tracking data (10 total flights recorded).

Can I track ONT–DEN flights live?

Yes. The live tracker map above shows aircraft currently flying this route, filtered by departure and arrival airport.

ONT → DEN

Ontario International Airport

cloud Weather

flight Live Traffic

Denver International Airport

cloud Weather

flight Live Traffic

Live traffic

Airlines 2

Other connections

More destinations from ONT

More origins to DEN

Recent flights last 10

ONT → DEN frequently asked