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Cheap flights from Indianapolis to London from £250

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Indianapolis to London

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
15:12 - 21:00IND  Indianapolis-LHR London Heathrow
48h 48m2 stops Chicago O'Hare Intl Ottawa
Multiple Airlines Logo
19:30 - 17:47LHR  London Heathrow-IND Indianapolis
27h 17m2 stops Frankfurt am Main Chicago O'Hare Intl
£591Multiple Airlines
Fri, 8 Jan - Mon, 11 Jan
Multiple Airlines Logo
11:04 - 06:50IND  Indianapolis-LGW London Gatwick
14h 46m1 stop Orlando
Multiple Airlines Logo
06:10 - 19:05LGW  London Gatwick-IND Indianapolis
17h 55m2 stops Geneva Geneve-Cointrin Dublin
£591Multiple Airlines
Thu, 3 Dec - Mon, 7 Dec
United Airlines Logo
15:11 - 10:15IND  Indianapolis-LHR London Heathrow
14h 04m2 stops Chicago O'Hare Intl Brussels Bruxelles-National
United Airlines Logo
09:30 - 23:00LHR  London Heathrow-IND Indianapolis
18h 30m1 stop Newark
£599United Airlines
Tue, 30 Mar - Thu, 1 Apr
United Airlines Logo
15:11 - 10:15IND  Indianapolis-LHR London Heathrow
14h 04m2 stops Chicago O'Hare Intl Brussels Bruxelles-National
United Airlines Logo
07:45 - 18:45LHR  London Heathrow-IND Indianapolis
16h 00m2 stops Newark Chicago O'Hare Intl
£602United Airlines
Tue, 30 Mar - Thu, 1 Apr
Multiple Airlines Logo
16:38 - 11:15IND  Indianapolis-LHR London Heathrow
37h 37m2 stops Chicago O'Hare Intl Zurich
Multiple Airlines Logo
09:00 - 23:39LHR  London Heathrow-IND Indianapolis
19h 39m2 stops Ottawa Chicago O'Hare Intl
£610Multiple Airlines
Mon, 11 Jan - Thu, 14 Jan
Aer Lingus Logo
20:35 - 13:25IND  Indianapolis-LHR London Heathrow
11h 50m1 stop Dublin
Aer Lingus Logo
09:50 - 19:05LHR  London Heathrow-IND Indianapolis
14h 15m1 stop Dublin
£629Aer Lingus
Mon, 9 Nov - Wed, 25 Nov
Aer Lingus Logo
20:35 - 13:25IND  Indianapolis-LHR London Heathrow
11h 50m1 stop Dublin
Aer Lingus Logo
08:50 - 19:05LHR  London Heathrow-IND Indianapolis
15h 15m1 stop Dublin
£631Aer Lingus
Wed, 18 Nov - Mon, 23 Nov
Aer Lingus Logo
20:35 - 13:25IND  Indianapolis-LHR London Heathrow
11h 50m1 stop Dublin
Aer Lingus Logo
08:50 - 19:05LHR  London Heathrow-IND Indianapolis
15h 15m1 stop Dublin
£639Aer Lingus
Mon, 9 Nov - Wed, 25 Nov
Aer Lingus Logo
21:35 - 11:25IND  Indianapolis-LHR London Heathrow
9h 50m1 stop Dublin
Aer Lingus Logo
12:00 - 18:20LHR  London Heathrow-IND Indianapolis
11h 20m1 stop Dublin
£640Aer Lingus
Mon, 22 Mar - Thu, 1 Apr
Multiple Airlines Logo
16:55 - 06:50IND  Indianapolis-LGW London Gatwick
32h 55m1 stop Orlando Sanford Intl
Multiple Airlines Logo
12:35 - 10:09LGW  London Gatwick-IND Indianapolis
26h 34m1 stop Orlando
£641Multiple Airlines
Mon, 7 Dec - Fri, 11 Dec

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American Airlines flights from Indianapolis to London

Our best American Airlines deals on Indianapolis to London flight tickets
American Airlines
22 Mar
IND10:23Indianapolis
17h 07m
2 stops
LGW07:30London Gatwick
1 Apr
LGW14:30London Gatwick
26h 29m
2 stops
IND11:59Indianapolis
£684
American Airlines
27 Oct
IND16:57Indianapolis
10h 53m
1 stop
LHR07:50London Heathrow
5 Nov
LHR16:30London Heathrow
13h 08m
1 stop
IND00:38Indianapolis
£689
American Airlines
12 Oct
IND16:06Indianapolis
12h 19m
1 stop
LHR09:25London Heathrow
20 Oct
LHR09:45London Heathrow
14h 43m
1 stop
IND19:28Indianapolis
£750

Delta flights from Indianapolis to London

Our best Delta deals on Indianapolis to London flight tickets
Delta
4 Nov
IND14:27Indianapolis
15h 03m
2 stops
LHR10:30London Heathrow
10 Nov
LHR11:45London Heathrow
14h 47m
2 stops
IND21:32Indianapolis
£671
Delta
11 Jan
IND12:52Indianapolis
15h 33m
1 stop
LHR09:25London Heathrow
14 Jan
LHR11:45London Heathrow
16h 14m
2 stops
IND22:59Indianapolis
£674
Delta
23 Mar
IND13:48Indianapolis
15h 12m
2 stops
LGW09:00London Gatwick
14 Apr
LGW11:00London Gatwick
16h 47m
2 stops
IND22:47Indianapolis
£684

momondo Fare Finder

 
Use the filters below to find and compare flights from Indianapolis to London that are best for you.

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Route

Depart

Return

Price

Cheapest return flight

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Fri 8/1

15:12-21:00

2 stops48h 48m

London Heathrow

Mon 11/1

19:30-17:47

2 stops27h 17m

£591

IndianapolisLondon

IND Indianapolis - LGW London Gatwick

INDLGW

Indianapolis

Thu 3/12

11:04-06:50

1 stop14h 46m

London Gatwick

Mon 7/12

06:10-19:05

2 stops17h 55m

£591

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Tue 30/3

15:11-10:15

2 stops14h 04m

London Heathrow

Thu 1/4

09:30-23:00

1 stop18h 30m

£599

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Tue 30/3

15:11-10:15

2 stops14h 04m

London Heathrow

Thu 1/4

07:45-18:45

2 stops16h 00m

£602

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Mon 11/1

16:38-11:15

2 stops37h 37m

London Heathrow

Thu 14/1

09:00-23:39

2 stops19h 39m

£610

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Mon 9/11

20:35-13:25

1 stop11h 50m

London Heathrow

Wed 25/11

09:50-19:05

1 stop14h 15m

£629

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Wed 18/11

20:35-13:25

1 stop11h 50m

London Heathrow

Mon 23/11

08:50-19:05

1 stop15h 15m

£631

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Mon 9/11

20:35-13:25

1 stop11h 50m

London Heathrow

Wed 25/11

08:50-19:05

1 stop15h 15m

£639
Fastest return journey

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Mon 22/3

21:35-11:25

1 stop9h 50m

London Heathrow

Thu 1/4

12:00-18:20

1 stop11h 20m

£640

IndianapolisLondon

IND Indianapolis - LGW London Gatwick

INDLGW

Indianapolis

Mon 7/12

16:55-06:50

1 stop32h 55m

London Gatwick

Fri 11/12

12:35-10:09

1 stop26h 34m

£641

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to London from

How to get the cheapest flight ticket from Indianapolis to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Indianapolis and London?

Prices are currently typical for flights on this route.

Typical prices usually range from £532 to £740.
The lowest price recently found on this route was £591.

What is the cheapest month to fly to London?

The cheapest month to fly to London from Indianapolis is in February. Flight prices, which tend to average around £537, are often lower during this time because this is during the off-season. The month of March is another great option to travel to London, with average flight prices from Indianapolis averaging around £578.

How far in advance should I book a flight from Indianapolis to London?

You are more likely to see cheaper flights to London from Indianapolis when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £686 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Indianapolis for as low as £589 on momondo.

Can stopping save me money on Indianapolis to London flights?

You could potentially save up to 26% on your flight if you consider stops on a Indianapolis to London flight.

How have Indianapolis to London flight prices changed over time?

As of October 2026, prices for Indianapolis to London flights are approximately 1% more expensive when compared to flights at the same time last year.

When to book flights from Indianapolis to London

Are you open to changing your travel dates? Check out the ideal times to fly from Indianapolis to London according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Indianapolis to London (IND to LON) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Indianapolis to London

Best price found

£250

Fastest flight time

9h 45m

Direct flights

None
The best one-way flight to London from Indianapolis in the past 72 hours is £250. The best return flight deal from Indianapolis to London found on momondo in the last 72 hours is £591.
The fastest flight from Indianapolis to London takes 9h 45m
There are no direct flights from Indianapolis to London. There are no popular flight routes from Indianapolis to London.
Search flight deals

Frequently asked questions about flying from Indianapolis to London

  • How far is Indianapolis to London by plane?

    The distance between Indianapolis and London is about 3986.9 mi. By plane, this route typically takes 9h 45m.

  • When did momondo last update prices for flights from Indianapolis Airport to London?

    Prices for flights from Indianapolis Airport to London are updated daily.

  • How old do you have to be to fly from Indianapolis Airport to London?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Indianapolis Airport to London.

  • What documentation or ID do you need to fly to London?

    The required travel and health documents for your London trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Wembley
Gatwick
Milton Keynes
Southend-on-Sea
Luton
Slough
Ipswich
Maidstone
Folkestone
Hastings
Ilford
Canterbury
Chichester
Hayes
Bedford
Colchester
Guildford
Harlow
Chelmsford

Why use momondo?

Why should I use momondo to find a flight deal from Indianapolis to London?

Finding the right flight to London from Indianapolis is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

Can I find flights from Indianapolis to London with flexible booking policies on momondo?

Yes. All flights to London from Indianapolis on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Indianapolis to London?

Once all potential Indianapolis to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Indianapolis to London right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Indianapolis to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport