Airport Tips & Quick Reference Guide to Montreal International Airport - YUL

OS55 Austrian - Flight Status

Codeshare Flights
The flight LX3504 from Swiss (LX) is a codeshare flight operated by Austrian (OS) under the flight number OS55. Check this page for details about flight OS55.

Below, you can find details about Austrian flight OS55, which currently operates between the airports of Vienna - Vienna International Airport (Airport Code VIE) and Montreal - Montreal-Trudeau International Airport (Airport Code YUL).
This flight data pertains specifically to the flight's details for Monday, August 17, 2026.

OS55 On Time performance:
86
We have calculated the percentage of flights that arrived within 15 minutes of their scheduled time, or earlier, based on real flight data from the last 3 months. More about punctuality and delays

Flight Status

OS55 Austrian from Vienna

Scheduled - On-time
Flight Status for Monday August 17, 2026

Airline information

Austrian
Austrian
Equipment: Boeing 767-300 (winglets) Passenger

Departure

Vienna (VIE)
August 17, 2026
Vienna International Airport
Estimated Departure Time:
11:00 am
Terminal:
3
Gate:
D
Scheduled Departure Time: 11:00 am

Arrival

Montreal (YUL)
August 17, 2026
Montreal-Trudeau International Airport
Estimated Arrival Time:
01:50 pm
Gate:
-
Scheduled Arrival Time: 01:50 pm
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.montreal-airport.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.

Codeshare Flights

This flight is shared with other airlines, this means that these other flights are the same:

- AC6211 - Air Canada

- LX3504 - Swiss

- SN6011 - Brussels Airlines

Additional Information

Which is the frequency of flight OS55?
The flight OS55 is scheduled to flight on Monday, Tuesday, Wednesday, Thursday, Saturday, Sunday on a weekly basis.

Which is the distance of flight OS55?
The distance between the two airports is 4017 miles.

Which is the flight time of flight OS55?
The scheduled flight time gate to gate is: 08:50 hours.
The real flight time gate to gate on average is: 08:33 hours.

Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Vienna: 2026-08-17 09:15:49
Current Time in Montreal: 2026-08-17 03:15:49

Alternative Flights

Austrian is the only airline operating the route from Vienna to Montreal.

Punctuality and delays

We have gathered data from recent months and present below an analysis of how timely the flights have been.

In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from May 16, 2026 to August 13, 2026, we have obtained these figures.
Total number of flights: 78
On Time: 67 ( 86 % )
Moderate Delay: 6 ( 8 % )
Significant Delay: 0 ( 0 % )
Major Delay: 5 ( 6 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )

Average Delay: 10 minutes.
Delays analyzed by Weekday: We have gathered available data from last six months, spanning from February 16, 2026 to August 13, 2026. Next, you can observe the results broken down by day of the week: number of flights analyzed, on-time performance per day, and average delay per day.

Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from October 27, 2025 to July 30, 2026. Next, you can observe the results broken down by month: number of flights analyzed, on-time performance per month, and average delay per month.

Note: We have excluded some months from the graph, since the quantity and quality of the data is not representative enough.

Last Past Flights OS55

Date
Departure
Arrival
Duration
Aircraft
Status
Sunday
16 August
11:00 am
Vienna (VIE)
01:44 pm
Montreal (YUL)
08h 44min
Boeing 767-300
Boeing 767-300
Landed - On-time
Saturday
15 August
11:01 am
Vienna (VIE)
01:52 pm
Montreal (YUL)
08h 51min
Boeing 767-300
Boeing 767-300
Landed - On-time
Thursday
13 August
11:14 am
Vienna (VIE)
01:52 pm
Montreal (YUL)
08h 38min
Boeing 767-300
Boeing 767-300
Landed - On-time
Wednesday
12 August
11:18 am
Vienna (VIE)
01:56 pm
Montreal (YUL)
08h 38min
Boeing 767-300
Boeing 767-300
Landed - On-time
Tuesday
11 August
11:07 am
Vienna (VIE)
01:44 pm
Montreal (YUL)
08h 37min
Boeing 767-300
Boeing 767-300
Landed - On-time
Monday
10 August
11:00 am
Vienna (VIE)
01:49 pm
Montreal (YUL)
08h 49min
Boeing 767-300
Boeing 767-300
Landed - On-time
Sunday
09 August
11:06 am
Vienna (VIE)
02:15 pm
Montreal (YUL)
09h 09min
Boeing 767-300
Boeing 767-300
Landed - Delayed
Saturday
08 August
11:01 am
Vienna (VIE)
01:35 pm
Montreal (YUL)
08h 34min
Boeing 767-300
Boeing 767-300
Landed - On-time
Thursday
06 August
10:59 am
Vienna (VIE)
01:35 pm
Montreal (YUL)
08h 36min
Boeing 767-300
Boeing 767-300
Landed - On-time
Wednesday
05 August
10:56 am
Vienna (VIE)
01:27 pm
Montreal (YUL)
08h 31min
Boeing 767-300
Boeing 767-300
Landed - On-time