| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jun 03 | TYS | IAD | 05:54 | 07:11 |
Landed
|
Track > |
| Jun 02 | TYS | IAD | 05:48 | 06:54 |
Landed
|
Track > |
| Jun 01 | TYS | IAD | 05:45 | 07:30 |
En-Route
|
Track > |
| May 31 | TYS | IAD | 06:13 | 07:18 |
Landed
|
Track > |
| May 30 | TYS | IAD | 05:56 | 07:05 |
Landed
|
Track > |
| May 29 | TYS | IAD | 05:54 | 06:56 |
Landed
|
Track > |
| May 28 | TYS | IAD | 05:52 | 07:01 |
Landed
|
Track > |
| May 27 | TYS | IAD | 06:08 | 07:15 |
Landed
|
Track > |
| May 26 | TYS | IAD | 05:56 | 07:01 |
Landed
|
Track > |
| May 25 | TYS | IAD | 07:57 | 09:02 |
Delayed
|
Track > |
Air Canada Flight AC4256 connects Knoxville, United States to Washington, United States, taking off from Knoxville McGhee Tyson Airport TYS and landing at Washington Dulles International Airport IAD.
How long is the AC4256 flight from Knoxville to Washington?
The average flight time from Knoxville to Washington is 1 hour and 7 minutes. The flight distance is 674 km / 419 miles and the average flight speed is 582 km/h / 362 mph.
How many AC4256 flights are operated per week?
7 flights per week. The flight AC4256 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of Air Canada Flight AC4256 Knoxville to Washington?
The Airportia On-Time Performance Rating for Air Canada Flight AC4256 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest AC4256 flight?
The latest flight took off on Wednesday, June 3rd, 2026 with the flight status being Landed on 07:11.
How else can the flight AC4256 be referenced as?
This Air Canada flight can also be referenced as ACA4256, AC 4256, ACA 4256.
How often is flight AC4256 delayed?
On average, 10% of all AC4256 flights are delayed. The average delay is 92 minutes.
Can I get compensation for my delayed or cancelled AC4256 flight or baggage issues?
If your AC4256 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 AC4256 Flight Tracker above for more details.
Other flights departing from Knoxville TYS: DL3015, UA4311, DL5116, UA2805
Other flights arriving at Washington IAD: UA2111, UA2262, UA4311, UA4922
All flights connecting Knoxville TYS to Washington IAD.
