Cheap flights from Florida Keys to London from £246

In general, September is the cheapest month to fly from Florida Keys to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £449. The month of February is another great option to travel to London Heathrow Airport, with average flight prices from Florida Keys averaging around £472.

On average, the least expensive day to fly to London Heathrow Airport from Florida Keys is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £502. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Thursday is £652.

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 Florida Keys to London Heathrow Airport in the afternoon for as low as £541. 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 £560 on average. Flights to London Heathrow Airport from Florida Keys in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

You are more likely to see cheaper flights to London Heathrow Airport from Florida Keys when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £549 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Florida Keys for as low as £488 on momondo.