Cheap flights from London to Indianapolis

from as little as £615

7 nights in Indianapolis, departing London Heathrow on 01 / Oct / 2025 with Aer Lingus (price found 19 hours ago)

Subject to availability, prices correct of the last 24 hours
Indianapolis

Cheap return flights from London to Indianapolis

Find the best deals

The London / Indianapolis route

All 6451 km of it

Cheap flight deals for this route

See what's hot at the moment

Indianapolis flight facts

What you need to know

Alternative flights from the UK to Indianapolis

Check out prices for other routes
from £759 pp
Find flights
from £760 pp
Find flights
from £771 pp
Find flights
search for price
Find flights
search for price
Find flights
from £615 pp
Find flights

Alternative flights from London

You might find cheaper flights nearby
from £422 pp
Find flights
from £422 pp
Find flights
from £377 pp
Find flights
from £372 pp
Find flights
from £680 pp
Find flights
from £372 pp
Find flights
Indianapolis

Today alone, Netflights has searched over 1,838 flights. 01 / Oct / 2025 is currently the lowest priced day of the year to fly the London/Indianapolis route. There are around 142 flights on any given week from the UK to Indianapolis and the cheapest month to fly right now is October.

Not suitable? Try running another search or viewing all cheap flight deals.

Key facts about Indianapolis

How to get cheap flights from London to Indianapolis

Tips and advice from our flight experts

Find a good deal on your flight from London to Indianapolis with Netflights. 142 flights go via this route every week, and we've collected them all to help you find the best flight deal. If you want to keep your options open, take a look at flights from another airport in London.

The most popular airlines for this route are British Airways, Finnair & Aer Lingus, while London Heathrow (LHR) is the most popular departure airport in the city. But when you fly is just as important as where you fly from. Search by month to find out when flights are at the priciest and their cheapest.

Last-minute deals can be cheaper, but it's risky. It's best to book flights to Indianapolis in advance to avoid disappointment. Aer Lingus usually have the lowest prices, so keep an eye out for their flights. Flights from London to Indianapolis generally take about 14 hrs 30 mins.

Today, we’ve scanned 1,838 flights, to help you see all the options for your trip to Indianapolis. Once you’ve chosen your flight, why not check out our deals on accommodation and car hire? You’ll find lots of hotels in the USA, including some close to the airport – perfect if you're arriving late or leaving early.

Other popular destinations near Indianapolis

Where other people are flying to

Context Id: 1ba01adc-7b05-42d1-8f62-f24806818321