Cheap flights from Ljubljana to London from £68

In general, October is the cheapest month to fly from Ljubljana to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £159. The month of March is another great option to travel to London Heathrow Airport, with average flight prices from Ljubljana averaging around £159.

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the afternoon. momondo users have found flights departing from Ljubljana to London Heathrow Airport in the afternoon for as low as £95. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £167 on average. Flights to London Heathrow Airport from Ljubljana in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

Fly from Ljubljana Joze Pucnik to London Heathrow for the best Ljubljana Joze Pucnik - London Heathrow flight prices

No. A direct flight is the cheapest option for a flight between Ljubljana to London Heathrow Airport.

As of May 2026, prices for Ljubljana to London Heathrow Airport flights are approximately 53% more expensive when compared to flights at the same time last year.

Historically, on average around 23% of flights between Ljubljana and London have experienced a delay on any given week. The average delay length over the past 12 months has been 111 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 23% of their flights experiencing any sort of delay.