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Cheap flights from Indianapolis to London from £240

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 25/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
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
12:34 - 06:20
IND
-
LGW
36h 46m
2 stops
Multiple Airlines Logo
14:00 - 09:49
LGW
-
IND
24h 49m
1 stop
£578Multiple Airlines
Mon, 27 Apr - Fri, 1 May
Scandinavian Airlines Logo
11:25 - 09:20
IND
-
LHR
16h 55m
2 stops
Scandinavian Airlines Logo
07:05 - 21:08
LHR
-
IND
19h 03m
2 stops
£588Scandinavian Airlines
Tue, 28 Apr - Mon, 4 May
Scandinavian Airlines Logo
06:49 - 09:35
IND
-
LHR
21h 46m
2 stops
Scandinavian Airlines Logo
07:05 - 21:08
LHR
-
IND
19h 03m
2 stops
£599Scandinavian Airlines
Sun, 26 Apr - Mon, 4 May
Multiple Airlines Logo
18:40 - 06:20
IND
-
LGW
30h 40m
2 stops
Multiple Airlines Logo
14:00 - 13:01
LGW
-
IND
28h 01m
1 stop
£599Multiple Airlines
Mon, 11 May - Tue, 26 May
Aer Lingus Logo
19:50 - 13:55
IND
-
LHR
13h 05m
1 stop
Aer Lingus Logo
12:00 - 18:20
LHR
-
IND
11h 20m
1 stop
£625Aer Lingus
Wed, 26 Aug - Wed, 9 Sep
SWISS Logo
16:31 - 13:00
IND
-
LHR
15h 29m
2 stops
SWISS Logo
06:00 - 16:29
LHR
-
IND
15h 29m
2 stops
£628SWISS
Wed, 12 Aug - Wed, 19 Aug
Aer Lingus Logo
19:50 - 13:55
IND
-
LHR
13h 05m
1 stop
Aer Lingus Logo
08:50 - 18:20
LHR
-
IND
14h 30m
1 stop
£629Aer Lingus
Mon, 24 Aug - Mon, 21 Sep
Lufthansa Logo
21:20 - 17:55
IND
-
LCY
15h 35m
2 stops
Lufthansa Logo
09:15 - 23:48
LCY
-
IND
19h 33m
2 stops
£682Lufthansa
Sun, 20 Sep - Tue, 29 Sep
SWISS Logo
16:31 - 12:35
IND
-
LCY
15h 04m
2 stops
SWISS Logo
19:15 - 16:29
LCY
-
IND
26h 14m
2 stops
£714SWISS
Sun, 16 Aug - Thu, 3 Sep
Lufthansa Logo
21:20 - 17:55
IND
-
LCY
15h 35m
2 stops
Lufthansa Logo
09:15 - 23:59
LCY
-
IND
19h 44m
2 stops
£715Lufthansa
Wed, 19 Aug - Fri, 28 Aug

Scandinavian Airlines flights from Indianapolis to London

Our best Scandinavian Airlines deals on Indianapolis to London flight tickets
Scandinavian Airlines
28 Apr
IND11:25Indianapolis
16h 55m
2 stops
LHR09:20London Heathrow
4 May
LHR07:05London Heathrow
19h 03m
2 stops
IND21:08Indianapolis
£588
Scandinavian Airlines
26 Apr
IND06:49Indianapolis
21h 46m
2 stops
LHR09:35London Heathrow
4 May
LHR07:05London Heathrow
19h 03m
2 stops
IND21:08Indianapolis
£599
Scandinavian Airlines
14 May
IND12:54Indianapolis
39h 26m
2 stops
LHR09:20London Heathrow
20 May
LHR07:05London Heathrow
18h 45m
2 stops
IND20:50Indianapolis
£605

Aer Lingus flights from Indianapolis to London

Our best Aer Lingus deals on Indianapolis to London flight tickets
Aer Lingus
26 Aug
IND19:50Indianapolis
13h 05m
1 stop
LHR13:55London Heathrow
9 Sept
LHR12:00London Heathrow
11h 20m
1 stop
IND18:20Indianapolis
£625
Aer Lingus
24 Aug
IND19:50Indianapolis
13h 05m
1 stop
LHR13:55London Heathrow
21 Sept
LHR08:50London Heathrow
14h 30m
1 stop
IND18:20Indianapolis
£629
Aer Lingus
19 Aug
IND19:50Indianapolis
13h 05m
1 stop
LHR13:55London Heathrow
28 Aug
LHR08:50London Heathrow
14h 30m
1 stop
IND18:20Indianapolis
£633

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 14 April 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 27/4

12:34-06:20

2 stops36h 46m

London Gatwick

Fri 1/5

14:00-09:49

1 stop24h 49m

£578

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Tue 28/4

11:25-09:20

2 stops16h 55m

London Heathrow

Mon 4/5

07:05-21:08

2 stops19h 03m

£588

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Sun 26/4

06:49-09:35

2 stops21h 46m

London Heathrow

Mon 4/5

07:05-21:08

2 stops19h 03m

£599

IndianapolisLondon

IND - LGW

INDLGW

Indianapolis

Mon 11/5

18:40-06:20

2 stops30h 40m

London Gatwick

Tue 26/5

14:00-13:01

1 stop28h 01m

£599
Fastest return journey

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 26/8

19:50-13:55

1 stop13h 05m

London Heathrow

Wed 9/9

12:00-18:20

1 stop11h 20m

£625

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 12/8

16:31-13:00

2 stops15h 29m

London Heathrow

Wed 19/8

06:00-16:29

2 stops15h 29m

£628

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Mon 24/8

19:50-13:55

1 stop13h 05m

London Heathrow

Mon 21/9

08:50-18:20

1 stop14h 30m

£629

IndianapolisLondon

IND - LCY

INDLCY

Indianapolis

Sun 20/9

21:20-17:55

2 stops15h 35m

London City

Tue 29/9

09:15-23:48

2 stops19h 33m

£682

IndianapolisLondon

IND - LCY

INDLCY

Indianapolis

Sun 16/8

16:31-12:35

2 stops15h 04m

London City

Thu 3/9

19:15-16:29

2 stops26h 14m

£714

IndianapolisLondon

IND - LCY

INDLCY

Indianapolis

Wed 19/8

21:20-17:55

2 stops15h 35m

London City

Fri 28/8

09:15-23:59

2 stops19h 44m

£715

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 £515, are often lower during this time because this is during the off-season. The month of January is another great option to travel to London, with average flight prices from Indianapolis averaging around £548.

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 £489 on momondo.

Can stopping save me money on Indianapolis to London flights?

You could potentially save up to 76% 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 April 2026, prices for Indianapolis to London flights are approximately 24% 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 14m

Direct flights

None
The fastest flight from Indianapolis to London takes 10h 14m
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 14m.

  • 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 £371Free CancellationRating
7.5
687 reviews
Search Virgin Atlantic flights
British AirwaysPriceFrom £449Free CancellationRating
6.7
7,883 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
Slough
Maidstone
Wembley
Southend-on-Sea
Ipswich
Canterbury
Ilford
Guildford
Hayes
Dover
Chelmsford
Folkestone
Bedford
Ramsgate
Chichester
Harlow

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