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Cheap flights from Indianapolis to London from £147

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 22/7. 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
1 adult, Economy, 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
10:20 - 19:35
IND
-
STN
28h 15m
2 stops
Multiple Airlines Logo
06:30 - 20:44
STN
-
IND
19h 14m
2 stops
£620Multiple Airlines
Tue, 21 Jul - Thu, 30 Jul
Multiple Airlines Logo
16:25 - 17:35
IND
-
STN
20h 10m
2 stops
Multiple Airlines Logo
20:00 - 15:41
STN
-
IND
24h 41m
2 stops
£621Multiple Airlines
Wed, 16 Sep - Sat, 26 Sep
Multiple Airlines Logo
12:39 - 10:00
IND
-
LGW
16h 21m
2 stops
Multiple Airlines Logo
14:00 - 10:42
LGW
-
IND
25h 42m
1 stop
£621Multiple Airlines
Sat, 3 Oct - Sat, 10 Oct
Multiple Airlines Logo
19:50 - 14:40
IND
-
STN
13h 50m
1 stop
Multiple Airlines Logo
06:30 - 18:20
STN
-
IND
16h 50m
1 stop
£622Multiple Airlines
Mon, 3 Aug - Mon, 10 Aug
Aer Lingus Logo
20:00 - 13:25
IND
-
LHR
12h 25m
1 stop
Aer Lingus Logo
09:50 - 18:30
LHR
-
IND
13h 40m
1 stop
£626Aer Lingus
Sat, 14 Nov - Wed, 18 Nov
SWISS Logo
17:02 - 13:00
IND
-
LHR
14h 58m
2 stops
SWISS Logo
06:00 - 16:34
LHR
-
IND
15h 34m
2 stops
£629SWISS
Mon, 28 Sep - Tue, 6 Oct
SWISS Logo
17:02 - 17:50
IND
-
LGW
19h 48m
2 stops
SWISS Logo
18:35 - 16:34
LGW
-
IND
26h 59m
2 stops
£629SWISS
Wed, 30 Sep - Mon, 5 Oct
Aer Lingus Logo
19:50 - 17:20
IND
-
LHR
16h 30m
1 stop
Aer Lingus Logo
07:40 - 18:20
LHR
-
IND
15h 40m
1 stop
£631Aer Lingus
Mon, 17 Aug - Mon, 31 Aug
Air Canada Logo
16:25 - 08:35
IND
-
LHR
35h 10m
2 stops
Air Canada Logo
06:50 - 20:36
LHR
-
IND
18h 46m
2 stops
£638Air Canada
Fri, 2 Oct - Mon, 5 Oct
United Airlines Logo
13:38 - 10:00
IND
-
LHR
15h 22m
2 stops
United Airlines Logo
06:50 - 18:09
LHR
-
IND
16h 19m
2 stops
£640United Airlines
Sat, 3 Oct - Mon, 5 Oct

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SWISS flights from Indianapolis to London

Our best SWISS deals on Indianapolis to London flight tickets
SWISS
28 Sept
IND17:02Indianapolis
14h 58m
2 stops
LHR13:00London Heathrow
6 Oct
LHR06:00London Heathrow
15h 34m
2 stops
IND16:34Indianapolis
£629
SWISS
28 Sept
IND17:02Indianapolis
14h 58m
2 stops
LHR13:00London Heathrow
6 Oct
LHR06:00London Heathrow
15h 34m
2 stops
IND16:34Indianapolis
£629
SWISS
28 Sept
IND17:02Indianapolis
14h 58m
2 stops
LHR13:00London Heathrow
6 Oct
LHR06:00London Heathrow
15h 34m
2 stops
IND16:34Indianapolis
£632

Delta flights from Indianapolis to London

Our best Delta deals on Indianapolis to London flight tickets
Delta
12 Oct
IND07:00Indianapolis
18h 20m
1 stop
LHR06:20London Heathrow
20 Oct
LHR06:30London Heathrow
15h 50m
2 stops
IND17:20Indianapolis
£659
Delta
28 Sept
IND10:41Indianapolis
15h 29m
2 stops
LHR07:10London Heathrow
2 Oct
LHR06:30London Heathrow
16h 53m
2 stops
IND18:23Indianapolis
£661
Delta
14 Nov
IND15:00Indianapolis
24h 00m
1 stop
LHR20:00London Heathrow
18 Nov
LHR06:30London Heathrow
15h 53m
2 stops
IND17:23Indianapolis
£662

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 4 July 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 - STN

INDSTN

Indianapolis

Tue 21/7

10:20-19:35

2 stops28h 15m

London Stansted

Thu 30/7

06:30-20:44

2 stops19h 14m

£620

IndianapolisLondon

IND - STN

INDSTN

Indianapolis

Wed 16/9

16:25-17:35

2 stops20h 10m

London Stansted

Sat 26/9

20:00-15:41

2 stops24h 41m

£621

IndianapolisLondon

IND - LGW

INDLGW

Indianapolis

Sat 3/10

12:39-10:00

2 stops16h 21m

London Gatwick

Sat 10/10

14:00-10:42

1 stop25h 42m

£621

IndianapolisLondon

IND - STN

INDSTN

Indianapolis

Mon 3/8

19:50-14:40

1 stop13h 50m

London Stansted

Mon 10/8

06:30-18:20

1 stop16h 50m

£622
Fastest return journey

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Sat 14/11

20:00-13:25

1 stop12h 25m

London Heathrow

Wed 18/11

09:50-18:30

1 stop13h 40m

£626

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Mon 28/9

17:02-13:00

2 stops14h 58m

London Heathrow

Tue 6/10

06:00-16:34

2 stops15h 34m

£629

IndianapolisLondon

IND - LGW

INDLGW

Indianapolis

Wed 30/9

17:02-17:50

2 stops19h 48m

London Gatwick

Mon 5/10

18:35-16:34

2 stops26h 59m

£629

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Mon 17/8

19:50-17:20

1 stop16h 30m

London Heathrow

Mon 31/8

07:40-18:20

1 stop15h 40m

£631

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Fri 2/10

16:25-08:35

2 stops35h 10m

London Heathrow

Mon 5/10

06:50-20:36

2 stops18h 46m

£638

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Sat 3/10

13:38-10:00

2 stops15h 22m

London Heathrow

Mon 5/10

06:50-18:09

2 stops16h 19m

£640

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 March. Flight prices, which tend to average around £65, are often lower during this time because this is during the off-season. The month of November is another great option to travel to London, with average flight prices from Indianapolis averaging around £71.

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 £630 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 £548 on momondo.

Can stopping save me money on Indianapolis to London flights?

You could potentially save up to 1% 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 July 2026, prices for Indianapolis to London flights are approximately 53% 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 45m

Direct flights

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

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 £374Free CancellationRating
7.5
691 reviews
Search Virgin Atlantic flights
British AirwaysPriceFrom £452Free CancellationRating
6.7
8,095 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
Wembley
Gatwick
Milton Keynes
Luton
Southend-on-Sea
Slough
Maidstone
Ipswich
Ilford
Canterbury
Folkestone
Guildford
Hayes
Chichester
Hastings
Bedford
Colchester
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.

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

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