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Cheap flights from Indianapolis to London from £248

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
11:25 - 05:50IND  Indianapolis-LGW London Gatwick
13h 25m1 stop Orlando
Multiple Airlines Logo
09:50 - 10:30LGW  London Gatwick-IND Indianapolis
29h 40m1 stop Orlando
£540Multiple Airlines
Wed, 11 Nov - Wed, 18 Nov
Multiple Airlines Logo
11:25 - 05:50IND  Indianapolis-LGW London Gatwick
13h 25m1 stop Orlando
Multiple Airlines Logo
09:50 - 10:30LGW  London Gatwick-IND Indianapolis
29h 40m1 stop Orlando
£541Multiple Airlines
Wed, 11 Nov - Wed, 18 Nov
United Airlines Logo
16:28 - 05:55IND  Indianapolis-LHR London Heathrow
32h 27m1 stop Chicago O'Hare Intl
United Airlines Logo
11:05 - 16:21LHR  London Heathrow-IND Indianapolis
34h 16m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
£558United Airlines
Sat, 13 Feb - Mon, 15 Feb
United Airlines Logo
16:28 - 05:55IND  Indianapolis-LHR London Heathrow
32h 27m1 stop Chicago O'Hare Intl
United Airlines Logo
11:05 - 16:21LHR  London Heathrow-IND Indianapolis
34h 16m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
£559United Airlines
Sat, 13 Feb - Mon, 15 Feb
United Airlines Logo
19:28 - 07:10IND  Indianapolis-LHR London Heathrow
30h 42m2 stops Washington, D.C. Dulles Intl Montreal Pierre Elliott Trudeau Intl
United Airlines Logo
11:05 - 17:55LHR  London Heathrow-IND Indianapolis
35h 50m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
£561United Airlines
Sat, 13 Feb - Mon, 15 Feb
United Airlines Logo
19:28 - 07:10IND  Indianapolis-LHR London Heathrow
30h 42m2 stops Washington, D.C. Dulles Intl Montreal Pierre Elliott Trudeau Intl
United Airlines Logo
11:05 - 17:55LHR  London Heathrow-IND Indianapolis
35h 50m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
£561United Airlines
Sat, 13 Feb - Mon, 15 Feb
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
£570Aer Lingus
Wed, 11 Nov - Wed, 18 Nov
Multiple Airlines Logo
20:41 - 05:50IND  Indianapolis-LGW London Gatwick
28h 09m1 stop Orlando
Multiple Airlines Logo
10:35 - 10:16LGW  London Gatwick-IND Indianapolis
28h 41m1 stop Orlando
£576Multiple Airlines
Mon, 1 Mar - Thu, 4 Mar
Multiple Airlines Logo
11:25 - 05:50IND  Indianapolis-LGW London Gatwick
13h 25m1 stop Orlando
Multiple Airlines Logo
09:50 - 10:01LGW  London Gatwick-IND Indianapolis
29h 11m1 stop Orlando
£579Multiple Airlines
Sun, 15 Nov - Wed, 25 Nov
Multiple Airlines Logo
11:25 - 05:50IND  Indianapolis-LGW London Gatwick
13h 25m1 stop Orlando
Multiple Airlines Logo
09:40 - 10:01LGW  London Gatwick-IND Indianapolis
29h 21m1 stop Orlando
£579Multiple Airlines
Sun, 15 Nov - Sun, 22 Nov

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Delta flights from Indianapolis to London

Our best Delta deals on Indianapolis to London flight tickets
Delta
10 Feb
IND12:57Indianapolis
13h 18m
1 stop
LHR07:15London Heathrow
24 Feb
LHR08:40London Heathrow
17h 30m
2 stops
IND21:10Indianapolis
£677
Delta
27 Apr
IND07:20Indianapolis
19h 05m
1 stop
LHR07:25London Heathrow
11 May
LHR06:30London Heathrow
14h 08m
2 stops
IND15:38Indianapolis
£680
Delta
13 Mar
IND08:00Indianapolis
31h 10m
1 stop
LHR20:10London Heathrow
18 Mar
LHR11:45London Heathrow
16h 19m
2 stops
IND00:04Indianapolis
£681

United Airlines flights from Indianapolis to London

Our best United Airlines deals on Indianapolis to London flight tickets
United Airlines
13 Feb
IND16:28Indianapolis
32h 27m
1 stop
LHR05:55London Heathrow
15 Feb
LHR11:05London Heathrow
34h 16m
2 stops
IND16:21Indianapolis
£558
United Airlines
13 Feb
IND16:28Indianapolis
32h 27m
1 stop
LHR05:55London Heathrow
15 Feb
LHR11:05London Heathrow
34h 16m
2 stops
IND16:21Indianapolis
£559
United Airlines
13 Feb
IND19:28Indianapolis
30h 42m
2 stops
LHR07:10London Heathrow
15 Feb
LHR11:05London Heathrow
35h 50m
2 stops
IND17:55Indianapolis
£561

momondo Fare Finder

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

Fly from

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Route

Depart

Return

Price

Cheapest return flight

IndianapolisLondon

IND Indianapolis - LGW London Gatwick

INDLGW

Indianapolis

Wed 11/11

11:25-05:50

1 stop13h 25m

London Gatwick

Wed 18/11

09:50-10:30

1 stop29h 40m

£540

IndianapolisLondon

IND Indianapolis - LGW London Gatwick

INDLGW

Indianapolis

Wed 11/11

11:25-05:50

1 stop13h 25m

London Gatwick

Wed 18/11

09:50-10:30

1 stop29h 40m

£541

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Sat 13/2

16:28-05:55

1 stop32h 27m

London Heathrow

Mon 15/2

11:05-16:21

2 stops34h 16m

£558

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Sat 13/2

16:28-05:55

1 stop32h 27m

London Heathrow

Mon 15/2

11:05-16:21

2 stops34h 16m

£559

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Sat 13/2

19:28-07:10

2 stops30h 42m

London Heathrow

Mon 15/2

11:05-17:55

2 stops35h 50m

£561

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Sat 13/2

19:28-07:10

2 stops30h 42m

London Heathrow

Mon 15/2

11:05-17:55

2 stops35h 50m

£561
Fastest return journey

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Wed 11/11

20:35-13:25

1 stop11h 50m

London Heathrow

Wed 18/11

08:50-19:05

1 stop15h 15m

£570

IndianapolisLondon

IND Indianapolis - LGW London Gatwick

INDLGW

Indianapolis

Mon 1/3

20:41-05:50

1 stop28h 09m

London Gatwick

Thu 4/3

10:35-10:16

1 stop28h 41m

£576

IndianapolisLondon

IND Indianapolis - LGW London Gatwick

INDLGW

Indianapolis

Sun 15/11

11:25-05:50

1 stop13h 25m

London Gatwick

Wed 25/11

09:50-10:01

1 stop29h 11m

£579

IndianapolisLondon

IND Indianapolis - LGW London Gatwick

INDLGW

Indianapolis

Sun 15/11

11:25-05:50

1 stop13h 25m

London Gatwick

Sun 22/11

09:40-10:01

1 stop29h 21m

£579

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 low for flights on this route.

Typical prices usually range from £609 to £747.
The lowest price recently found on this route was £540.

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 £561, 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 £574.

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 £691 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 £600 on momondo.

Can stopping save me money on Indianapolis to London flights?

You could potentially save up to 4% 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

£248

Fastest flight time

10h 20m

Direct flights

None
The best one-way flight to London from Indianapolis in the past 72 hours is £248. The best return flight deal from Indianapolis to London found on momondo in the last 72 hours is £540.
The fastest flight from Indianapolis to London takes 10h 20m
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 10h 20m.

  • 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
Ipswich
Slough
Maidstone
Folkestone
Hastings
Ilford
Canterbury
Colchester
Chichester
Guildford
Hayes
Bedford
Winchester
Worthing

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.

An easier way to manage your London trip

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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