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Cheap flights from Indianapolis to London from £161

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 4/2. 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.
British Airways Logo
17:22 - 09:05
IND
-
LHR
10h 43m
1 stop
British Airways Logo
21:10 - 18:20
LHR
-
IND
26h 10m
1 stop
£440British Airways
Wed, 22 Apr - Tue, 5 May
British Airways Logo
15:52 - 09:05
IND
-
LHR
12h 13m
1 stop
British Airways Logo
21:10 - 18:20
LHR
-
IND
26h 10m
1 stop
£441British Airways
Wed, 22 Apr - Tue, 5 May
Air Canada Logo
12:45 - 07:10
IND
-
LHR
14h 25m
2 stops
Air Canada Logo
11:10 - 17:01
LHR
-
IND
33h 51m
2 stops
£443Air Canada
Wed, 11 Mar - Tue, 24 Mar
British Airways Logo
17:22 - 15:50
IND
-
LGW
17h 28m
2 stops
British Airways Logo
21:05 - 18:57
LGW
-
IND
26h 52m
2 stops
£443British Airways
Tue, 7 Apr - Mon, 13 Apr
Air Canada Logo
12:45 - 07:10
IND
-
LHR
14h 25m
2 stops
Air Canada Logo
11:10 - 17:01
LHR
-
IND
33h 51m
2 stops
£444Air Canada
Tue, 17 Mar - Wed, 25 Mar
Finnair Logo
11:45 - 06:50
IND
-
LHR
14h 05m
1 stop
Finnair Logo
08:20 - 21:53
LHR
-
IND
18h 33m
1 stop
£445Finnair
Tue, 17 Feb - Tue, 24 Feb
Multiple Airlines Logo
21:00 - 14:20
IND
-
STN
13h 20m
1 stop
Multiple Airlines Logo
08:30 - 19:30
STN
-
IND
15h 00m
1 stop
£447Multiple Airlines
Mon, 16 Mar - Wed, 25 Mar
United Airlines Logo
12:45 - 07:10
IND
-
LHR
14h 25m
2 stops
United Airlines Logo
06:50 - 20:05
LHR
-
IND
17h 15m
2 stops
£448United Airlines
Wed, 11 Mar - Tue, 24 Mar
Multiple Airlines Logo
16:25 - 09:35
IND
-
LHR
12h 10m
1 stop
Multiple Airlines Logo
20:05 - 20:08
LHR
-
IND
29h 03m
2 stops
£448Multiple Airlines
Wed, 6 May - Mon, 11 May
United Airlines Logo
10:00 - 06:55
IND
-
LHR
15h 55m
1 stop
United Airlines Logo
14:05 - 13:08
LHR
-
IND
28h 03m
2 stops
£449United Airlines
Wed, 22 Apr - Tue, 5 May

Air Canada flights from Indianapolis to London

Our best Air Canada deals on Indianapolis to London flight tickets
Air Canada
11 Mar
IND12:45Indianapolis
14h 25m
2 stops
LHR07:10London Heathrow
24 Mar
LHR11:10London Heathrow
33h 51m
2 stops
IND17:01Indianapolis
£443
Air Canada
17 Mar
IND12:45Indianapolis
14h 25m
2 stops
LHR07:10London Heathrow
25 Mar
LHR11:10London Heathrow
33h 51m
2 stops
IND17:01Indianapolis
£444
Air Canada
16 Mar
IND09:00Indianapolis
18h 10m
2 stops
LHR07:10London Heathrow
23 Mar
LHR13:25London Heathrow
29h 41m
2 stops
IND15:06Indianapolis
£458

Aer Lingus flights from Indianapolis to London

Our best Aer Lingus deals on Indianapolis to London flight tickets
Aer Lingus
16 Feb
IND20:00Indianapolis
15h 50m
1 stop
LHR16:50London Heathrow
23 Feb
LHR09:50London Heathrow
13h 40m
1 stop
IND18:30Indianapolis
£455
Aer Lingus
4 May
IND19:50Indianapolis
10h 20m
1 stop
LHR11:10London Heathrow
7 May
LHR12:00London Heathrow
11h 20m
1 stop
IND18:20Indianapolis
£486
Aer Lingus
6 May
IND19:50Indianapolis
11h 55m
1 stop
LCY12:45London City
11 May
LCY06:45London City
16h 35m
1 stop
IND18:20Indianapolis
£791

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 21 January 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

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 22/4

17:22-09:05

1 stop10h 43m

London Heathrow

Tue 5/5

21:10-18:20

1 stop26h 10m

£440

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 22/4

15:52-09:05

1 stop12h 13m

London Heathrow

Tue 5/5

21:10-18:20

1 stop26h 10m

£441

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 11/3

12:45-07:10

2 stops14h 25m

London Heathrow

Tue 24/3

11:10-17:01

2 stops33h 51m

£443

IndianapolisLondon

IND - LGW

INDLGW

Indianapolis

Tue 7/4

17:22-15:50

2 stops17h 28m

London Gatwick

Mon 13/4

21:05-18:57

2 stops26h 52m

£443

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Tue 17/3

12:45-07:10

2 stops14h 25m

London Heathrow

Wed 25/3

11:10-17:01

2 stops33h 51m

£444

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Tue 17/2

11:45-06:50

1 stop14h 05m

London Heathrow

Tue 24/2

08:20-21:53

1 stop18h 33m

£445

IndianapolisLondon

IND - STN

INDSTN

Indianapolis

Mon 16/3

21:00-14:20

1 stop13h 20m

London Stansted

Wed 25/3

08:30-19:30

1 stop15h 00m

£447

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 11/3

12:45-07:10

2 stops14h 25m

London Heathrow

Tue 24/3

06:50-20:05

2 stops17h 15m

£448

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 6/5

16:25-09:35

1 stop12h 10m

London Heathrow

Mon 11/5

20:05-20:08

2 stops29h 03m

£448

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 22/4

10:00-06:55

1 stop15h 55m

London Heathrow

Tue 5/5

14:05-13:08

2 stops28h 03m

£449

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 £513, 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 £544.

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 £642.

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 £668.

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 £621 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 £515 on momondo.

Can stopping save me money on Indianapolis to London flights?

You could potentially save up to 23% 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 January 2026, prices for Indianapolis to London flights are approximately 48% 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 £371Free CancellationRating
7.5
678 reviews
Search Virgin Atlantic flights
British AirwaysPriceFrom £463Free CancellationRating
6.7
7,690 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
Luton
Milton Keynes
Gatwick
Maidstone
Slough
Southend-on-Sea
Canterbury
Ipswich
Ilford
Guildford
Chelmsford
Hayes
Dover
Bedford
Worthing
Ramsgate
Colchester
Folkestone
Winchester

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