Your flight from Indianapolis to London should take about 11 hrs. We've gone through all 40 of the weekly flights to or via London, operated by five airlines, to help you compare flight prices and times. At the moment, the cheapest flight is £779.
Or, if you're fairly flexible on dates, try to get a last minute-deal by regularly checking the Netflights website.
London actually has two airports to choose from – but London Heathrow (LHR) is the usually the cheapest option. If you need to fly into a specific airport, adjust your search to focus on those flights. The most popular airlines include Virgin Atlantic, British Airways & British Airways.
If you can’t quite find what you’re looking for, try checking flight prices to other cities in United Kingdom.