£89 Find Cheap Flights from London Heathrow Airport to Thessaloniki – Compare and Save

For London Heathrow Airport to Thessaloniki, Monday is the cheapest day to fly on average and Wednesday is the most expensive. Flying from Thessaloniki back to London Heathrow Airport, the best deals are generally found on Saturday, with Wednesday being the most expensive.

The cheapest month for flights from London Heathrow Airport to Thessaloniki is January, where tickets cost £187 (return) on average. On the other hand, the most expensive months are August and July, where the average cost of round-trip tickets is £367 and £342 respectively.

Yes, flying with a stopover may cost you more time, but you can also save money on the route, with a 1 stop stopover the cheapest option at £294 on average.

To get a below average price on the flight from London Heathrow Airport to Thessaloniki, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 26 weeks before departure.

In the past 5 days, the cheapest return tickets from London Heathrow Airport to Thessaloniki were found on SWISS (£155) and British Airways (£165).

There is just one airline that flies from London Heathrow Airport to Thessaloniki direct and that is British Airways. The best return deal found from British Airways for the route is £177.

Weekly flights between London and Thessaloniki historically see delays in approximately 9% of cases, with the average delay over the past year being 133 minutes.

Typically, flights leaving in the morning tend to face fewer delays, whereas flights in the morning have historically encountered delays more often.

Statistically, Wednesday is the day of the week with the fewest delays on this flight route, while Friday has typically experienced more delays than other days.

Based on our data, British Airways have experienced the fewest delays on this route in the past 12 months, with only about 9% of their flights encountering any delays.

Zurich (ZRH) is the top choice – 19% of KAYAK users who clicked on one-stop flights from London Heathrow Airport to Thessaloniki picked an itinerary connecting there.

Flights via Belgrade (BEG) offer the most affordable fares, with an average price of £189 for a return.

Consider flying via Vienna (VIE) for the shortest journey. The average one-way travel time for flights connecting there is 4h 35m.

If you prefer a quick connection, Athens (ATH) often has the shortest stopovers from London Heathrow Airport to Thessaloniki, with an average time of 2h 26m.