We've gone through lots of different flights, to help you find the cheapest way to get from London Heathrow to Graz. You can choose from three airlines.
Lufthansa is the most popular airline that flies from London Heathrow to Graz. But it's still worth looking at other options, as there are 15 flights to Graz every week. If you want to broaden your search, look at flights departing from other airports.
Generally speaking, the flight from London Heathrow to Graz takes around 5 hrs 55 mins. The fastest flight takes 4 hrs 10 mins to cover the 1255 km distance. You can view all flight times yourself in the results list.
If you need somewhere to stay for your trip to Austria, take a look at our accommodation options.