How often are flights between London and Vienna on time?

79.3% of 5,694 flights were on time (within 15 minutes) over the last 12 months of UK Civil Aviation Authority figures, and 0.4% were cancelled.

Which airline is most punctual between London and Vienna?

British Airways, with 82.8% on time. Austrian Airlines was the least punctual at 76.3%.

LHR to VIE

London to Vienna flights

Name: London to Vienna (LHR-VIE) flights: on-time record
Creator: TripStow
License: https://tripstow.com/notices

Flights from London Heathrow (LHR) to Vienna (VIE) cover 1,275 km. 5,694 flights flew between them in the last 12 months of UK Civil Aviation Authority figures; 79% were on time across 2 airlines.

5,694

flights, August 2025 to July 2026

79%

on time (within 15 min)

0.4%

cancelled

+10 min

average delay

Both directions together. On time means within 15 minutes of schedule, counted over every scheduled flight to and from the UK airport, including cancelled ones (the CAA's definition).

Airlines on this route

Airline	Flights	On time	Cancelled	Average delay
Austrian Airlines	3,027	76%	0.3%	11 min
British Airways	2,667	83%	0.6%	9 min

Month by month

Over the last 12 months, London and Vienna ran best in March 2026 (88.7% on time) and worst in June 2026 (69.8%).

Share of flights on time, by month (UK Civil Aviation Authority). Green is the best month, orange the worst.

See the figures

Month	On time	Cancelled	Flights
August 2025	86%	0%	496
September 2025	73%	0.4%	476
October 2025	79%	0%	540
November 2025	82%	0%	504
December 2025	76%	0.4%	517
January 2026	72%	1.3%	454
February 2026	77%	2.8%	430
March 2026	89%	0.2%	515
April 2026	88%	0%	456
May 2026	81%	0.4%	454
June 2026	70%	0%	420
July 2026	77%	0%	432

Source: UK Civil Aviation Authority punctuality statistics, August 2025 to July 2026. Contains UK Civil Aviation Authority data. Figures describe the past and do not predict a future flight.

Questions and answers

How often are flights between London and Vienna on time?: 79.3% of 5,694 flights were on time (within 15 minutes) over the last 12 months of UK Civil Aviation Authority figures, and 0.4% were cancelled.
Which airline is most punctual between London and Vienna?: British Airways, with 82.8% on time. Austrian Airlines was the least punctual at 76.3%.
What is the best month to fly between London and Vienna?: Over the last 12 months, London and Vienna ran best in March 2026 (88.7% on time) and worst in June 2026 (69.8%).

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