| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jun 03 | ZRH | YYZ | 13:57 | 15:58 |
Landed
|
Track > |
| Jun 02 | ZRH | YYZ | 13:46 | 15:22 |
Landed
|
Track > |
| Jun 01 | ZRH | YYZ | 14:37 | 16:25 |
Landed Late
|
Track > |
| May 31 | ZRH | YYZ | 14:47 | 16:38 |
Landed Late
|
Track > |
| May 30 | ZRH | YYZ | 13:41 | 15:32 |
Landed
|
Track > |
| May 29 | ZRH | YYZ | 14:29 | 16:11 |
Landed
|
Track > |
| May 28 | ZRH | YYZ | 14:32 | 16:09 |
Landed
|
Track > |
| May 27 | ZRH | YYZ | 13:55 | 15:45 |
Landed
|
Track > |
| May 26 | ZRH | YYZ | 13:40 | 15:30 |
Landed
|
Track > |
| May 25 | ZRH | YYZ | 13:41 | 15:47 |
Landed
|
Track > |
United Airlines Flight UA8521 connects Zurich, Switzerland to Toronto, Canada, taking off from Zurich Airport ZRH and landing at Toronto Pearson International Airport YYZ.
How long is the UA8521 flight from Zurich to Toronto?
The average flight time from Zurich to Toronto is 7 hours and 49 minutes. The flight distance is 6490 km / 4033 miles and the average flight speed is 830 km/h / 516 mph.
How many UA8521 flights are operated per week?
6 flights per week. The flight UA8521 is operated on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of United Airlines Flight UA8521 Zurich to Toronto?
The Airportia On-Time Performance Rating for United Airlines Flight UA8521 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA8521 arriving at?
Flight UA8521 arrives at Toronto Pearson International Airport (YYZ) Terminal 1.
When was the latest UA8521 flight?
The latest flight took off on Wednesday, June 3rd, 2026 with the flight status being Landed on 15:58.
How else can the flight UA8521 be referenced as?
This United Airlines flight can also be referenced as UAL8521, UA 8521, UAL 8521.
How often is flight UA8521 delayed?
On average, 20% of all UA8521 flights are delayed. The average delay is 19 minutes.
Can I get compensation for my delayed or cancelled UA8521 flight or baggage issues?
If your UA8521 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 UA8521 Flight Tracker above for more details.
Other flights departing from Zurich ZRH: AC881, WK10, WK200, CX382
Other flights arriving at Toronto YYZ: QR767, AC881, AC186, TS327
All flights connecting Zurich ZRH to Toronto YYZ.
