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Cheap flights from Indianapolis to London from £248

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 18/8. 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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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
06:00 - 06:20
IND
-
LGW
19h 20m
1 stop
Multiple Airlines Logo
14:00 - 07:43
LGW
-
IND
22h 43m
1 stop
£508Multiple Airlines
Thu, 16 Apr - Wed, 29 Apr
Multiple Airlines Logo
06:00 - 06:20
IND
-
LGW
19h 20m
1 stop
Multiple Airlines Logo
14:00 - 11:11
LGW
-
IND
26h 11m
1 stop
£511Multiple Airlines
Fri, 17 Apr - Mon, 27 Apr
Multiple Airlines Logo
06:00 - 06:20
IND
-
LGW
19h 20m
1 stop
Multiple Airlines Logo
07:30 - 11:12
LGW
-
IND
32h 42m
2 stops
£513Multiple Airlines
Fri, 17 Apr - Sat, 25 Apr
Aer Lingus Logo
19:50 - 11:10
IND
-
LHR
10h 20m
1 stop
Aer Lingus Logo
08:50 - 18:20
LHR
-
IND
14h 30m
1 stop
£567Aer Lingus
Wed, 16 Sep - Fri, 25 Sep
Aer Lingus Logo
19:50 - 13:30
IND
-
LHR
12h 40m
1 stop
Aer Lingus Logo
09:50 - 18:20
LHR
-
IND
13h 30m
1 stop
£597Aer Lingus
Thu, 3 Sep - Thu, 10 Sep
Lufthansa Logo
16:25 - 21:00
IND
-
LHR
23h 35m
2 stops
Lufthansa Logo
19:30 - 20:44
LHR
-
IND
30h 14m
2 stops
£599Lufthansa
Tue, 11 Aug - Thu, 13 Aug
Lufthansa Logo
12:54 - 10:40
IND
-
LHR
16h 46m
2 stops
Lufthansa Logo
07:25 - 23:59
LHR
-
IND
21h 34m
2 stops
£603Lufthansa
Mon, 10 Aug - Wed, 12 Aug
Scandinavian Airlines Logo
12:55 - 09:35
IND
-
LHR
15h 40m
2 stops
Scandinavian Airlines Logo
06:40 - 21:10
LHR
-
IND
19h 30m
2 stops
£607Scandinavian Airlines
Mon, 27 Apr - Mon, 4 May
Scandinavian Airlines Logo
06:49 - 17:40
IND
-
LHR
29h 51m
2 stops
Scandinavian Airlines Logo
07:05 - 21:08
LHR
-
IND
19h 03m
2 stops
£610Scandinavian Airlines
Sun, 19 Apr - Thu, 23 Apr
Iberia Logo
12:40 - 09:00
IND
-
LCY
15h 20m
2 stops
Iberia Logo
19:15 - 18:07
LCY
-
IND
27h 52m
2 stops
£743Iberia
Tue, 5 May - Wed, 20 May

Lufthansa flights from Indianapolis to London

Our best Lufthansa deals on Indianapolis to London flight tickets
Lufthansa
11 Aug
IND16:25Indianapolis
23h 35m
2 stops
LHR21:00London Heathrow
13 Aug
LHR19:30London Heathrow
30h 14m
2 stops
IND20:44Indianapolis
£599
Lufthansa
10 Aug
IND12:54Indianapolis
16h 46m
2 stops
LHR10:40London Heathrow
12 Aug
LHR07:25London Heathrow
21h 34m
2 stops
IND23:59Indianapolis
£603
Lufthansa
10 Aug
IND14:48Indianapolis
21h 17m
2 stops
LHR17:05London Heathrow
12 Aug
LHR08:30London Heathrow
17h 14m
1 stop
IND20:44Indianapolis
£604

Aer Lingus flights from Indianapolis to London

Our best Aer Lingus deals on Indianapolis to London flight tickets
Aer Lingus
16 Sept
IND19:50Indianapolis
10h 20m
1 stop
LHR11:10London Heathrow
25 Sept
LHR08:50London Heathrow
14h 30m
1 stop
IND18:20Indianapolis
£567
Aer Lingus
3 Sept
IND19:50Indianapolis
12h 40m
1 stop
LHR13:30London Heathrow
10 Sept
LHR09:50London Heathrow
13h 30m
1 stop
IND18:20Indianapolis
£597
Aer Lingus
23 Sept
IND19:50Indianapolis
13h 05m
1 stop
LHR13:55London Heathrow
14 Oct
LHR12:00London Heathrow
11h 20m
1 stop
IND18:20Indianapolis
£621

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 2 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

Thu 16/4

06:00-06:20

1 stop19h 20m

London Gatwick

Wed 29/4

14:00-07:43

1 stop22h 43m

£508

IndianapolisLondon

IND - LGW

INDLGW

Indianapolis

Fri 17/4

06:00-06:20

1 stop19h 20m

London Gatwick

Mon 27/4

14:00-11:11

1 stop26h 11m

£511

IndianapolisLondon

IND - LGW

INDLGW

Indianapolis

Fri 17/4

06:00-06:20

1 stop19h 20m

London Gatwick

Sat 25/4

07:30-11:12

2 stops32h 42m

£513
Fastest return journey

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 16/9

19:50-11:10

1 stop10h 20m

London Heathrow

Fri 25/9

08:50-18:20

1 stop14h 30m

£567

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Thu 3/9

19:50-13:30

1 stop12h 40m

London Heathrow

Thu 10/9

09:50-18:20

1 stop13h 30m

£597

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Tue 11/8

16:25-21:00

2 stops23h 35m

London Heathrow

Thu 13/8

19:30-20:44

2 stops30h 14m

£599

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Mon 10/8

12:54-10:40

2 stops16h 46m

London Heathrow

Wed 12/8

07:25-23:59

2 stops21h 34m

£603

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Mon 27/4

12:55-09:35

2 stops15h 40m

London Heathrow

Mon 4/5

06:40-21:10

2 stops19h 30m

£607

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Sun 19/4

06:49-17:40

2 stops29h 51m

London Heathrow

Thu 23/4

07:05-21:08

2 stops19h 03m

£610

IndianapolisLondon

IND - LCY

INDLCY

Indianapolis

Tue 5/5

12:40-09:00

2 stops15h 20m

London City

Wed 20/5

19:15-18:07

2 stops27h 52m

£743

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 £521, 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 £548.

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 £614. 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 £649.

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 £610. Flights in the afternoon are often more expensive, with an average ticket price of £676.

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 £615 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 £494 on momondo.

Can stopping save me money on Indianapolis to London flights?

You could potentially save up to 8% 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 22% 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 50m

Direct flights

None
The fastest flight from Indianapolis to London takes 10h 50m
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 50m.

  • 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 £376Free CancellationRating
7.5
685 reviews
Search Virgin Atlantic flights
British AirwaysPriceFrom £454Free CancellationRating
6.7
7,842 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
Southend-on-Sea
Wembley
Ipswich
Canterbury
Ilford
Guildford
Hayes
Chelmsford
Dover
Folkestone
Ramsgate
Bedford
Chichester
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