How long is the AC4123 flight?

The timetable allows 2 h 30 min. Denver to Calgary is 1,445 km (898 mi).

What other flight numbers does AC4123 have?

Also listed as ACA4123 (Air Canada's ICAO code) and AC 4123.

AC4123 Flight Status Air Canada: Denver to Calgary (ACA4123)

Are you looking for the November 9th, 2026 AC 4123 San Francisco to Las Vegas flight? Go to our AC4123 San Francisco to Las Vegas Flight Status page >

AC 4123 Denver to Calgary Flight Status

Not scheduled today (November 9th, 2026). Latest flight: September 19th, 2026 ; recent history is in the table below.

AC 4123 Flight Status & Schedule Air Canada Denver to Calgary

Date	From	To	Departure	Arrival	Status	Details
Sep 19	DEN	YYC	16:23	18:18	Landed	Track >

Air Canada flight AC 4123 links Denver and Calgary, 1,445 km (898 mi) apart. The timetable allows 2 h 30 min; there is not enough recent history yet to say how long it usually takes. It is not flying today; the last flight, on 19 September 2026, landed on time.

< All Denver DEN Departures All Calgary YYC Arrivals >

About AC 4123

Route: Denver International Airport DEN to Calgary International Airport YYC
Distance: 1,445 km (898 mi)
Scheduled flight time: 2 h 30 min

AC 4123 FAQ

How long is the AC4123 flight?: The timetable allows 2 h 30 min. Denver to Calgary is 1,445 km (898 mi).
What other flight numbers does AC4123 have?: Also listed as ACA4123 (Air Canada's ICAO code) and AC 4123.

AC4123 and Denver DEN to Calgary YYC Flights

Flight AC4123 is a code-share Air Canada flight of the United Airlines operated UA1871.

Other flights departing from Denver DEN: UA1871, WN784, WN1310

Other flights arriving at Calgary YYC: UA1871, WS1413, WR3268

All flights connecting Denver DEN to Calgary YYC.