Please be aware that London has multiple airports and that these results are only for Heathrow Airport.
The best month to arrive at London is November and the most expensive month to fly is September. (Average prices, based on 1078 datapoints.)
The best day to arrive at London is Tuesday and it would be best to avoid Thursday, as prices are on average 93.84% higher than on Tuesday. (Average prices, based on 351 datapoints.)
The cheapest airline flying to London is LOT Polish Airlines. They are 80% cheaper than British Airways. (Average prices, based on 1156 datapoints.)
At London the most flights depart around 13:00. (Hourly flights, based on 1261 datapoints.)
From London it is on average the cheapest to fly to Amsterdam and to Istanbul. (Average prices, based on 794 datapoints.)
From London most of the flights depart to Amsterdam, second best connected from London is Singapore. (Daily flights, based on 63 datapoints.)
