C$ 285 Find cheap flights from the United States to London

There are 9 km between London downtown and London.

There is only 1 airport in London, called London (YXU). It can also be referred to as London or London Intl.

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights to London.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London is likely to change within 7 days, so travellers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to London with an airline and back with another airline.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Of the 3 airlines that fly to London, Air Canada offers the most flights, with around 28 per week, followed by WestJet with 14 flights per week.