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Cheap flights from Indianapolis to London from £166

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 12/4. 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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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:38 - 10:00
IND
-
LGW
18h 22m1 stop
Multiple Airlines Logo
14:00 - 18:23
LGW
-
IND
33h 23m1 stop
£346Multiple Airlines
Mon, 26 Jan - Fri, 30 Jan
Multiple Airlines Logo
17:47 - 10:00
IND
-
LGW
35h 13m1 stop
Multiple Airlines Logo
14:00 - 09:43
LGW
-
IND
24h 43m1 stop
£350Multiple Airlines
Sun, 18 Jan - Fri, 6 Feb
Lufthansa Logo
14:00 - 05:55
IND
-
LHR
10h 55m1 stop
Lufthansa Logo
06:35 - 17:52
LHR
-
IND
16h 17m2 stops
£444Lufthansa
Mon, 26 Jan - Mon, 2 Feb
Austrian Airlines Logo
14:34 - 06:40
IND
-
LHR
11h 06m1 stop
Austrian Airlines Logo
12:05 - 18:57
LHR
-
IND
11h 52m1 stop
£450Austrian Airlines
Mon, 9 Feb - Mon, 16 Feb
Lufthansa Logo
14:34 - 10:25
IND
-
LHR
14h 51m2 stops
Lufthansa Logo
07:40 - 17:52
LHR
-
IND
15h 12m2 stops
£450Lufthansa
Mon, 26 Jan - Mon, 2 Feb
Austrian Airlines Logo
14:34 - 06:40
IND
-
LHR
11h 06m1 stop
Austrian Airlines Logo
08:00 - 18:55
LHR
-
IND
15h 55m1 stop
£451Austrian Airlines
Sun, 18 Jan - Sun, 25 Jan
Aer Lingus Logo
20:00 - 11:25
IND
-
LHR
10h 25m1 stop
Aer Lingus Logo
09:50 - 18:30
LHR
-
IND
13h 40m1 stop
£454Aer Lingus
Fri, 13 Feb - Sat, 21 Feb
Aer Lingus Logo
20:00 - 11:25
IND
-
LHR
10h 25m1 stop
Aer Lingus Logo
09:50 - 18:30
LHR
-
IND
13h 40m1 stop
£455Aer Lingus
Fri, 13 Feb - Wed, 18 Feb
SWISS Logo
18:12 - 12:55
IND
-
LCY
14h 43m2 stops
SWISS Logo
09:20 - 21:59
LCY
-
IND
16h 39m2 stops
£494SWISS
Mon, 16 Mar - Wed, 25 Mar
SWISS Logo
18:12 - 17:05
IND
-
LCY
18h 53m2 stops
SWISS Logo
09:15 - 20:02
LCY
-
IND
15h 47m2 stops
£523SWISS
Tue, 24 Mar - Tue, 31 Mar

Lufthansa flights from Indianapolis to London

Our best Lufthansa deals on Indianapolis to London flight tickets
Lufthansa
26 Jan
IND14:00Indianapolis
10h 55m
1 stop
LHR05:55London Heathrow
2 Feb
LHR06:35London Heathrow
16h 17m
2 stops
IND17:52Indianapolis
£444
Find similar
Lufthansa
26 Jan
IND14:34Indianapolis
14h 51m
2 stops
LHR10:25London Heathrow
2 Feb
LHR07:40London Heathrow
15h 12m
2 stops
IND17:52Indianapolis
£450
Find similar
Lufthansa
17 Jan
IND12:24Indianapolis
17h 01m
1 stop
LHR10:25London Heathrow
24 Jan
LHR08:30London Heathrow
15h 32m
2 stops
IND19:02Indianapolis
£452
Find similar

Aer Lingus flights from Indianapolis to London

Our best Aer Lingus deals on Indianapolis to London flight tickets
Aer Lingus
13 Feb
IND20:00Indianapolis
10h 25m
1 stop
LHR11:25London Heathrow
21 Feb
LHR09:50London Heathrow
13h 40m
1 stop
IND18:30Indianapolis
£454
Find similar
Aer Lingus
13 Feb
IND20:00Indianapolis
10h 25m
1 stop
LHR11:25London Heathrow
18 Feb
LHR09:50London Heathrow
13h 40m
1 stop
IND18:30Indianapolis
£455
Find similar
Aer Lingus
18 Feb
IND20:00Indianapolis
12h 25m
1 stop
LHR13:25London Heathrow
25 Feb
LHR08:50London Heathrow
14h 40m
1 stop
IND18:30Indianapolis
£459
Find similar

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 23 December 2025.
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

IndianapolisLondon

IND - LGW

INDLGW

Indianapolis

Mon 26/1

10:38-10:00

1 stop18h 22m

London Gatwick

Fri 30/1

14:00-18:23

1 stop33h 23m

£346

IndianapolisLondon

IND - LGW

INDLGW

Indianapolis

Sun 18/1

17:47-10:00

1 stop35h 13m

London Gatwick

Fri 6/2

14:00-09:43

1 stop24h 43m

£350

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Mon 26/1

14:00-05:55

1 stop10h 55m

London Heathrow

Mon 2/2

06:35-17:52

2 stops16h 17m

£444

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Mon 9/2

14:34-06:40

1 stop11h 06m

London Heathrow

Mon 16/2

12:05-18:57

1 stop11h 52m

£450

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Mon 26/1

14:34-10:25

2 stops14h 51m

London Heathrow

Mon 2/2

07:40-17:52

2 stops15h 12m

£450

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Sun 18/1

14:34-06:40

1 stop11h 06m

London Heathrow

Sun 25/1

08:00-18:55

1 stop15h 55m

£451

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Fri 13/2

20:00-11:25

1 stop10h 25m

London Heathrow

Sat 21/2

09:50-18:30

1 stop13h 40m

£454

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Fri 13/2

20:00-11:25

1 stop10h 25m

London Heathrow

Wed 18/2

09:50-18:30

1 stop13h 40m

£455

IndianapolisLondon

IND - LCY

INDLCY

Indianapolis

Mon 16/3

18:12-12:55

2 stops14h 43m

London City

Wed 25/3

09:20-21:59

2 stops16h 39m

£494

IndianapolisLondon

IND - LCY

INDLCY

Indianapolis

Tue 24/3

18:12-17:05

2 stops18h 53m

London City

Tue 31/3

09:15-20:02

2 stops15h 47m

£523

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 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 August is another great option to travel to London, with average flight prices from Indianapolis averaging around £551.

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 £607. 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 £643.

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 £603. Flights in the afternoon are often more expensive, with an average ticket price of £669.

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 £638 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 £521 on momondo.

Can stopping save me money on Indianapolis to London flights?

You could potentially save up to 5% 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 December 2025, prices for Indianapolis to London flights are approximately 14% 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

Fastest flight time

10h 55m

Direct flights

None
The fastest flight from Indianapolis to London takes 10h 55m
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 55m.

  • 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
677 reviews
Search Virgin Atlantic flights
British AirwaysPriceFrom £463Free CancellationRating
6.7
7,605 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
Canterbury
Ipswich
Ilford
Guildford
Hayes
Chelmsford
Dover
Worthing
Bedford
Colchester
Hounslow
Ramsgate
Romford

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