Cheap flights from London to Indianapolis

Q: How much are flights normally?

£ 452. If you see flights from London to Indianapolis for less than this, you've found a good deal.

Q: What are the cheapest airlines?

British Airways, Aer Lingus, KLM, Virgin Atlantic. These airlines usually offer the cheapest flights from London to Indianapolis.

Q: What airlines fly indirectly?

Virgin Atlantic, British Airways, Aer Lingus, KLM, Lufthansa. These airlines fly from London to Indianapolis, but you’ll have at least one layover.

Q: When is high season?

September. This is the most expensive time to fly to Indianapolis. If this is when you want to go, book your flight from London in advance.

Q: When is the cheapest time to fly?

March. Flights from London to Indianapolis are usually cheaper at this time of year.

Q: How long is the flight?

11 hrs 25 mins. This is the shortest flight time from London to Indianapolis.

Q: How long should I stay in Indianapolis?

28 days. Most people spend this amount of time in Indianapolis.

from as little as £615

32 nights in Indianapolis, departing London Heathrow on 30 / Jun / 2025 with Aer Lingus (price found 16 hours ago)

Subject to availability, prices correct of the last 24 hours

Part of the Emirates Group

Safe & Secure, ATOL Protected

Over 30 Years in Business

Rated 'Excellent' on Trustpilot

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

How much are flights normally?

£ 452

If you see flights from London to Indianapolis for less than this, you've found a good deal.

What are the cheapest airlines?

British Airways
Aer Lingus
KLM
Virgin Atlantic

These airlines usually offer the cheapest flights from London to Indianapolis.

What airlines fly indirectly?

Virgin Atlantic
British Airways
Aer Lingus
KLM
Lufthansa

These airlines fly from London to Indianapolis, but you’ll have at least one layover.

When is high season?

September

This is the most expensive time to fly to Indianapolis. If this is when you want to go, book your flight from London in advance.

When is the cheapest time to fly?

March

Flights from London to Indianapolis are usually cheaper at this time of year.

How long is the flight?

11 hrs 25 mins

This is the shortest flight time from London to Indianapolis.

How long should I stay in Indianapolis?

28 days

Most people spend this amount of time in Indianapolis.

Alternative flights from the UK to Indianapolis

Check out prices for other routes

Manchester to Indianapolis

from £598 pp

Find flights

Edinburgh to Indianapolis

from £760 pp

Find flights

Birmingham to Indianapolis

from £808 pp

Find flights

London City Airport to Indianapolis

from £752 pp

Find flights

London Gatwick to Indianapolis

from £753 pp

Find flights

London Heathrow to Indianapolis

from £615 pp

Find flights

Alternative flights from London

You might find cheaper flights nearby

Chicago from London

from £386 pp

Find flights

Atlanta from London

from £482 pp

Find flights

Toronto from London

from £365 pp

Find flights

Washington DC from London

from £433 pp

Find flights

Minneapolis-St Paul from London

from £609 pp

Find flights

Philadelphia from London

from £422 pp

Find flights

Today alone, Netflights has searched over 1,972 flights. 30 / Jun / 2025 is currently the lowest priced day of the year to fly the London/Indianapolis route. There are around 154 flights on any given week from the UK to Indianapolis and the cheapest month to fly right now is June.

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

Key facts about Indianapolis

Currency

United States dollar

Language

English

Timezone

5 hrs behind GMT

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. 154 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 KLM, Virgin Atlantic & Lufthansa, 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.

Today, we’ve scanned 1,972 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.