Scroll through the results for cheap flights to Indianapolis in the USA. To get the best deal, we'd advise booking in advance, particularly if you want to fly with a specific airline. The most popular airlines are British Airways, Virgin Atlantic & Aer Lingus, but that doesn't necessarily mean they're the cheapest. Check your dates and see.
If these flights are too expensive, try searching for a different time of year. It's likely that prices for both flights and accommodation in Indianapolis will be higher during May. Meanwhile, February is nearly always the cheapest time to fly. So if your dates are flexible, consider looking at different times of year.
162 direct and indirect flights go to Indianapolis every week and we scan them all. Today alone, we've compared 686 flights worldwide, so you're bound to find one that works for you. Look out for flights with West Jet, as they often have good deals. Or broaden your search by looking at other airports in the USA.
For even more options, check what other airports you could fly to Indianapolis from. You might be able to make a saving by going from a different airport or city.