Cheap flights from London Heathrow Airport from £39

Recently, our users have seen British Airways, American Airlines, and Finnair offering the cheapest flights from London Heathrow Airport. British Airways has flights from London Heathrow Airport to Jakarta from £5, American Airlines has flights from London Heathrow Airport to Sao Paulo starting at £10, and Finnair are operating flights from London Heathrow Airport to Oslo Gardermoen Airport for £20.

Currently, a £36 flight to Santiago de Compostela is the cheapest flight momondo users have found from London Heathrow Airport. This price will vary depending on various factors such as the airline and flight dates. You can expect the price to be, on average, around £115 for a flight from London Heathrow Airport to Santiago de Compostela.

The most frequent flight destinations are as follows: New York has 157 flights a day on average from London Heathrow Airport. New York John F Kennedy Intl Airport has an average of 110 flights daily. Amsterdam operates an average of 55 flights per day out of London Heathrow Airport.

Airlines operating out of London Heathrow Airport include, amongst others, British Airways, American Airlines, and Air France. You can view other alternatives by clicking on the search button at the top of the page.

If you are looking for a cheap first-class flight, consider flights to Mexico City, for which the starting price of a first-class seat can be as low as £2,775.

Prices for flights from London Heathrow Airport are refreshed on a daily basis.

The number of operators available for flights from London Heathrow Airport is 128 as of September 2025.

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport.

The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.