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Cheap flights from Indianapolis to London from £216

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Indianapolis to London departing on 24/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Indianapolis to London

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
08:38 - 10:00
IND
-
LGW
20h 22m
1 stop
Multiple Airlines Logo
14:00 - 11:11
LGW
-
IND
26h 11m
1 stop
£517Multiple Airlines
Mon, 20 Apr - Mon, 27 Apr
Multiple Airlines Logo
18:40 - 06:20
IND
-
LGW
54h 40m
2 stops
Multiple Airlines Logo
13:05 - 11:22
LGW
-
IND
27h 17m
1 stop
£524Multiple Airlines
Fri, 1 May - Fri, 8 May
Multiple Airlines Logo
18:40 - 06:20
IND
-
LGW
54h 40m
2 stops
Multiple Airlines Logo
14:00 - 21:20
LGW
-
IND
36h 20m
1 stop
£525Multiple Airlines
Fri, 1 May - Fri, 8 May
Lufthansa Logo
16:25 - 06:30
IND
-
LHR
57h 05m
2 stops
Lufthansa Logo
20:25 - 22:07
LHR
-
IND
30h 42m
2 stops
£552Lufthansa
Fri, 28 Aug - Mon, 31 Aug
Aer Lingus Logo
19:50 - 13:30
IND
-
LHR
12h 40m
1 stop
Aer Lingus Logo
12:00 - 18:20
LHR
-
IND
11h 20m
1 stop
£566Aer Lingus
Mon, 17 Aug - Wed, 26 Aug
Aer Lingus Logo
19:50 - 13:55
IND
-
LHR
13h 05m
1 stop
Aer Lingus Logo
09:50 - 18:20
LHR
-
IND
13h 30m
1 stop
£579Aer Lingus
Wed, 12 Aug - Wed, 26 Aug
Scandinavian Airlines Logo
11:25 - 09:20
IND
-
LHR
16h 55m
2 stops
Scandinavian Airlines Logo
19:50 - 20:50
LHR
-
IND
30h 00m
2 stops
£582Scandinavian Airlines
Mon, 27 Apr - Mon, 11 May
Lufthansa Logo
19:59 - 16:40
IND
-
LHR
15h 41m
2 stops
Lufthansa Logo
09:30 - 23:59
LHR
-
IND
19h 29m
2 stops
£585Lufthansa
Sat, 22 Aug - Mon, 24 Aug
Scandinavian Airlines Logo
06:49 - 14:35
IND
-
LHR
26h 46m
2 stops
Scandinavian Airlines Logo
06:40 - 21:10
LHR
-
IND
19h 30m
2 stops
£608Scandinavian Airlines
Mon, 27 Apr - Wed, 6 May
SWISS Logo
16:31 - 18:40
IND
-
LCY
21h 09m
2 stops
SWISS Logo
18:00 - 16:29
LCY
-
IND
51h 29m
2 stops
£651SWISS
Sun, 6 Sep - Wed, 16 Sep

Scandinavian Airlines flights from Indianapolis to London

Our best Scandinavian Airlines deals on Indianapolis to London flight tickets
Scandinavian Airlines
27 Apr
IND11:25Indianapolis
16h 55m
2 stops
LHR09:20London Heathrow
11 May
LHR19:50London Heathrow
30h 00m
2 stops
IND20:50Indianapolis
£582
Scandinavian Airlines
27 Apr
IND06:49Indianapolis
26h 46m
2 stops
LHR14:35London Heathrow
6 May
LHR06:40London Heathrow
19h 30m
2 stops
IND21:10Indianapolis
£608
Scandinavian Airlines
14 Sept
IND07:20Indianapolis
21h 15m
2 stops
LHR09:35London Heathrow
29 Sept
LHR21:05London Heathrow
28h 59m
3 stops
IND21:04Indianapolis
£611

KLM flights from Indianapolis to London

Our best KLM deals on Indianapolis to London flight tickets
KLM
21 Apr
IND19:59Indianapolis
12h 06m
1 stop
LHR13:05London Heathrow
28 Apr
LHR11:45London Heathrow
17h 56m
2 stops
IND00:41Indianapolis
£645
KLM
26 Aug
IND12:30Indianapolis
13h 45m
2 stops
LCY07:15London City
6 Sept
LCY13:45London City
15h 49m
2 stops
IND00:34Indianapolis
£756

momondo Fare Finder

 
Customise your flight search to find flights from Indianapolis to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 25 March 2026.
Use the filters below to find and compare flights from Indianapolis to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

IndianapolisLondon

IND - LGW

INDLGW

Indianapolis

Mon 20/4

08:38-10:00

1 stop20h 22m

London Gatwick

Mon 27/4

14:00-11:11

1 stop26h 11m

£517

IndianapolisLondon

IND - LGW

INDLGW

Indianapolis

Fri 1/5

18:40-06:20

2 stops54h 40m

London Gatwick

Fri 8/5

13:05-11:22

1 stop27h 17m

£524

IndianapolisLondon

IND - LGW

INDLGW

Indianapolis

Fri 1/5

18:40-06:20

2 stops54h 40m

London Gatwick

Fri 8/5

14:00-21:20

1 stop36h 20m

£525

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Fri 28/8

16:25-06:30

2 stops57h 05m

London Heathrow

Mon 31/8

20:25-22:07

2 stops30h 42m

£552
Fastest return journey

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Mon 17/8

19:50-13:30

1 stop12h 40m

London Heathrow

Wed 26/8

12:00-18:20

1 stop11h 20m

£566

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 12/8

19:50-13:55

1 stop13h 05m

London Heathrow

Wed 26/8

09:50-18:20

1 stop13h 30m

£579

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Mon 27/4

11:25-09:20

2 stops16h 55m

London Heathrow

Mon 11/5

19:50-20:50

2 stops30h 00m

£582

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Sat 22/8

19:59-16:40

2 stops15h 41m

London Heathrow

Mon 24/8

09:30-23:59

2 stops19h 29m

£585

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Mon 27/4

06:49-14:35

2 stops26h 46m

London Heathrow

Wed 6/5

06:40-21:10

2 stops19h 30m

£608

IndianapolisLondon

IND - LCY

INDLCY

Indianapolis

Sun 6/9

16:31-18:40

2 stops21h 09m

London City

Wed 16/9

18:00-16:29

2 stops51h 29m

£651

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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?

What is the cheapest month to fly to London?

The cheapest month to fly to London from Indianapolis is in October. Flight prices, which tend to average around £516, are often lower during this time because this is during the off-season. The month of September is another great option to travel to London, with average flight prices from Indianapolis averaging around £543.

What is the cheapest day to depart on your flight to London?

Our data shows that Wednesday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £609. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Indianapolis to London for around £644.

What is the cheapest time of day to depart on your flight to London?

The cheapest time of day to fly to London is in the morning when flights can be purchased for as low as £605. Flights in the afternoon are often more expensive, with an average ticket price of £671.

How far in advance should I book a flight 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 £610 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 £490 on momondo.

Can stopping save me money on Indianapolis to London flights?

You could potentially save up to 40% 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 March 2026, prices for Indianapolis to London flights are approximately 20% cheaper 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

Fastest flight time

10h 20m

Direct flights

None
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

  • 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 many operators does momondo search for flights from Indianapolis Airport to London?

  • 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.

  • What is the most popular airline from Indianapolis to London?

Best airlines flying from Indianapolis to London

Compare and see reviews for airlines that fly from Indianapolis to London with momondo
Airline
Rating
Free Cancellation
Price
Virgin AtlanticPriceFrom £372Free CancellationRating
7.5
685 reviews
Search Virgin Atlantic flights
British AirwaysPriceFrom £450Free CancellationRating
6.7
7,820 reviews
Search British Airways flights

Travelling to a place near London?

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

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport