Are you looking for the July 2nd, 2026 AC 3974 Chicago to Cincinnati flight? Click here to go to our AC3974 Chicago to Cincinnati Flight Status page >

AC 3974 Denver to Tucson Flight Status

Air Canada Flight AC3974 from Denver International Airport DEN to Tucson International Airport TUS is not scheduled for today July 2nd, 2026.
The last time the flight was scheduled was on May 20th, 2026.
Check the table below for AC3974's most recent flight history:

AC 3974 Flight Status & Schedule

Date Departure Arrival Status
May 20 07:55 08:36
Landed
Track >
May 19 08:10 08:57
Landed
Track >
May 18 09:14 09:57
Delayed
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May 17 07:53 08:48
Landed
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May 16 07:59 08:43
Landed
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Air Canada AC 3974 Denver to Tucson Flight Information

Air Canada Flight AC3974 connects Denver, United States to Tucson, United States, taking off from Denver International Airport DEN and landing at Tucson International Airport TUS.

How long is the AC3974 flight from Denver to Tucson?

The average flight time from Denver to Tucson is 1 hour and 40 minutes. The flight distance is 1029 km / 639 miles and the average flight speed is 620 km/h / 385 mph.

What is the On-Time Performance (OTP) of Air Canada Flight AC3974 Denver to Tucson?

The Airportia On-Time Performance Rating for Air Canada Flight AC3974 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest AC3974 flight?

The latest flight took off on Wednesday, May 20th, 2026 with the flight status being Landed on 08:36.

How else can the flight AC3974 be referenced as?

This Air Canada flight can also be referenced as ACA3974, AC 3974, ACA 3974.

How often is flight AC3974 delayed?

On average, 10% of all AC3974 flights are delayed. The average delay is 58 minutes.

Can I get compensation for my delayed or cancelled AC3974 flight or baggage issues?

If your AC3974 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.

See our AC3974 Flight Tracker above for more details.

AC3974 and Denver DEN to Tucson TUS Flights

Other flights departing from Denver DEN: UA2437, UA2861, UA5806, OO5102

Other flights arriving at Tucson TUS: UA5686, AA6410, AA6415, WN779

All flights connecting Denver DEN to Tucson TUS.

AC3974 Air Canada Flight: Denver to Tucson Route Map

AC3974 Air Canada Flight Map: Denver to Tucson
Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.