| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Aug 30 | ORD | DEN | 16:31 | 17:58 |
Landed
|
Track > |
| Aug 29 | ORD | DEN | 16:19 | 18:08 |
Landed
|
Track > |
| Aug 03 | ORD | DEN | 09:20 | 10:28 |
Landed
|
Track > |
| Jun 24 | ORD | DEN | 18:05 | 19:18 |
Delayed
|
Track > |
| Jun 23 | ORD | DEN | 16:38 | 17:49 |
Landed
|
Track > |
| Jun 22 | ORD | DEN | 16:42 | 17:55 |
Landed
|
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| Jun 21 | ORD | DEN | 17:45 | 18:56 |
Landed Late
|
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| Jun 20 | ORD | DEN | 16:38 | 18:07 |
Landed
|
Track > |
| Jun 19 | ORD | DEN | 17:04 | 18:14 |
Landed
|
Track > |
| Jun 18 | ORD | DEN | 16:56 | 18:09 |
Landed
|
Track > |
Air Canada Flight AC3997 connects Chicago, United States to Denver, United States, taking off from Chicago O'Hare International Airport ORD and landing at Denver International Airport DEN.
How long is the AC3997 flight from Chicago to Denver?
The average flight time from Chicago to Denver is 2 hours and 18 minutes. The flight distance is 1426 km / 886 miles and the average flight speed is 622 km/h / 387 mph.
How many AC3997 flights are operated per week?
2 flights per week. The flight AC3997 is operated on Saturday and Sunday.
What is the On-Time Performance (OTP) of Air Canada Flight AC3997 Chicago to Denver?
The Airportia On-Time Performance Rating for Air Canada Flight AC3997 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest AC3997 flight?
The latest flight took off on Sunday, August 30th, 2026 with the flight status being Landed on 17:58.
How else can the flight AC3997 be referenced as?
This Air Canada flight can also be referenced as ACA3997, AC 3997, ACA 3997.
How often is flight AC3997 delayed?
On average, 50% of all AC3997 flights are delayed. The average delay is 24 minutes.
Can I get compensation for my delayed or cancelled AC3997 flight or baggage issues?
If your AC3997 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 AC3997 Flight Tracker above for more details.
Other flights departing from Chicago ORD: UA1016, MQ3928, UA2769, OO5505
Other flights arriving at Denver DEN: UA2856, UA2769, OO4948, OO5431
All flights connecting Chicago ORD to Denver DEN.