| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 18 | ORD | IAD | 19:16 | 19:02 |
Unknown
|
Track > |
| Jul 17 | ORD | IAD | 17:45 | 20:14 |
Delayed
|
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| Jul 16 | ORD | IAD | 16:32 | 18:54 |
Landed
|
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| Jul 15 | ORD | IAD | 16:13 | 18:37 |
Landed
|
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| Jul 14 | ORD | IAD | 16:23 | 18:46 |
Landed
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| Jul 13 | ORD | IAD | 16:22 | 18:42 |
Landed
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| Jul 12 | ORD | IAD | 16:18 | 18:39 |
Landed
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| Jul 11 | ORD | IAD | 16:13 | 18:35 |
Landed
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| Jul 10 | ORD | IAD | 16:06 | 18:37 |
Landed
|
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| Jul 09 | ORD | IAD | 17:57 | 20:23 |
Delayed
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Air Canada Flight AC4129 connects Chicago, United States to Washington, United States, taking off from Chicago O'Hare International Airport ORD and landing at Washington Dulles International Airport IAD.
How long is the AC4129 flight from Chicago to Washington?
The average flight time from Chicago to Washington is 1 hour and 24 minutes. The flight distance is 945 km / 587 miles and the average flight speed is 651 km/h / 404 mph.
How many AC4129 flights are operated per week?
6 flights per week. The flight AC4129 is operated on Monday, Tuesday, Wednesday, Thursday, Friday and Saturday.
What is the On-Time Performance (OTP) of Air Canada Flight AC4129 Chicago to Washington?
The Airportia On-Time Performance Rating for Air Canada Flight AC4129 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest AC4129 flight?
The latest flight took off on Saturday, July 18th, 2026 with the flight status being Unknown on 19:02.
How else can the flight AC4129 be referenced as?
This Air Canada flight can also be referenced as ACA4129, AC 4129, ACA 4129.
How often is flight AC4129 delayed?
On average, 20% of all AC4129 flights are delayed. The average delay is 76 minutes.
Can I get compensation for my delayed or cancelled AC4129 flight or baggage issues?
If your AC4129 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 AC4129 Flight Tracker above for more details.
Other flights departing from Chicago ORD: AA4425, AA6218, UA2437, DL1533
Other flights arriving at Washington IAD: UA413, UA2437, AC8725, QR707
All flights connecting Chicago ORD to Washington IAD.