Which airlines fly to London?

British Airways, Virgin Atlantic and United Airlines are the top three most popular airlines that fly to London from Indianapolis according to our data. British Airways is the first choice among our users, with 64% of people opting to fly with this airline when travelling to London. Keep in mind that there are 3 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Indianapolis to London?

British Airways, Aer Lingus, and United Airlines are the most popular carriers operating from Indianapolis to London

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?

The number of operators available for flights from Indianapolis Airport to London is 3 as of April 2026.

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.

£242 Cheap Flights from Indianapolis to London in 2026

Q: What is the typical price of a round-trip flight between Indianapolis and London?

Prices are currently low for flights on this route. Typical prices usually range from £913 to £559. The lowest price recently found on this route was £628.

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Find the cheapest flights from Indianapolis to London

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

19:50 - 13:30

IND

LHR

12h 40m

1 stop

08:50 - 18:20

LHR

IND

14h 30m

1 stop

£628Aer Lingus

Wed, 16 Sep - Mon, 21 Sep

13:46 - 10:00

IND

LGW

15h 14m

1 stop

14:00 - 09:28

LGW

IND

24h 28m

1 stop

£628Multiple Airlines

Tue, 26 May - Wed, 3 Jun

16:25 - 11:50

IND

LHR

14h 25m

1 stop

12:00 - 18:20

LHR

IND

11h 20m

1 stop

£630Multiple Airlines

Wed, 26 Aug - Mon, 7 Sep

16:25 - 11:50

IND

LHR

14h 25m

1 stop

11:10 - 21:58

LHR

IND

15h 48m

2 stops

£632Air Canada

Tue, 13 Oct - Tue, 10 Nov

07:20 - 09:35

IND

LHR

21h 15m

2 stops

06:40 - 20:58

LHR

IND

19h 18m

2 stops

£633Scandinavian Airlines

Wed, 21 Oct - Mon, 2 Nov

16:25 - 09:35

IND

LHR

12h 10m

1 stop

11:10 - 23:42

LHR

IND

17h 32m

2 stops

£634Air Canada

Tue, 13 Oct - Tue, 10 Nov

19:50 - 12:40

IND

LHR

11h 50m

1 stop

09:50 - 18:20

LHR

IND

13h 30m

1 stop

£636Aer Lingus

Wed, 12 Aug - Wed, 19 Aug

07:20 - 09:35

IND

LHR

21h 15m

2 stops

21:05 - 20:58

LHR

IND

28h 53m

3 stops

£638Scandinavian Airlines

Wed, 21 Oct - Mon, 2 Nov

19:59 - 17:55

IND

LCY

16h 56m

2 stops

09:15 - 23:42

LCY

IND

19h 27m

2 stops

£678Lufthansa

Mon, 28 Sep - Fri, 2 Oct

19:59 - 17:55

IND

LCY

16h 56m

2 stops

09:15 - 23:59

LCY

IND

19h 44m

2 stops

£713Lufthansa

Mon, 14 Sep - Mon, 21 Sep

United Airlines flights from Indianapolis to London

Our best United Airlines deals on Indianapolis to London flight tickets

United Airlines

12 Sept

IND19:40Indianapolis

30h 15m

1 stop

LHR06:55London Heathrow

17 Sept

LHR09:30London Heathrow

29h 40m

2 stops

IND10:10Indianapolis

£657

United Airlines

14 Sept

IND16:17Indianapolis

11h 03m

1 stop

LHR08:20London Heathrow

17 Sept

LHR09:30London Heathrow

29h 40m

2 stops

IND10:10Indianapolis

£667

United Airlines

13 Sept

IND05:54Indianapolis

20h 01m

1 stop

LHR06:55London Heathrow

18 Sept

LHR08:30London Heathrow

12h 11m

1 stop

IND15:41Indianapolis

£673

Lufthansa flights from Indianapolis to London

Our best Lufthansa deals on Indianapolis to London flight tickets

Lufthansa

12 Aug

IND16:25Indianapolis

12h 10m

1 stop

LHR09:35London Heathrow

26 Aug

LHR07:25London Heathrow

18h 19m

2 stops

IND20:44Indianapolis

£643

Lufthansa

12 Aug

IND16:25Indianapolis

12h 10m

1 stop

LHR09:35London Heathrow

26 Aug

LHR09:30London Heathrow

16h 14m

2 stops

IND20:44Indianapolis

£650

Lufthansa

21 Oct

IND16:25Indianapolis

14h 25m

1 stop

LHR11:50London Heathrow

28 Oct

LHR07:30London Heathrow

19h 27m

2 stops

IND22:57Indianapolis

£652

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 16/9

19:50-13:30

1 stop12h 40m

London Heathrow

Mon 21/9

08:50-18:20

1 stop14h 30m

£628

IndianapolisLondon

IND - LGW

INDLGW

Indianapolis

Tue 26/5

13:46-10:00

1 stop15h 14m

London Gatwick

Wed 3/6

14:00-09:28

1 stop24h 28m

£628

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 26/8

16:25-11:50

1 stop14h 25m

London Heathrow

Mon 7/9

12:00-18:20

1 stop11h 20m

£630

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Tue 13/10

16:25-11:50

1 stop14h 25m

London Heathrow

Tue 10/11

11:10-21:58

2 stops15h 48m

£632

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 21/10

07:20-09:35

2 stops21h 15m

London Heathrow

Mon 2/11

06:40-20:58

2 stops19h 18m

£633

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Tue 13/10

16:25-09:35

1 stop12h 10m

London Heathrow

Tue 10/11

11:10-23:42

2 stops17h 32m

£634

Fastest return journey

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 12/8

19:50-12:40

1 stop11h 50m

London Heathrow

Wed 19/8

09:50-18:20

1 stop13h 30m

£636

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 21/10

07:20-09:35

2 stops21h 15m

London Heathrow

Mon 2/11

21:05-20:58

3 stops28h 53m

£638

IndianapolisLondon

IND - LCY

INDLCY

Indianapolis

Mon 28/9

19:59-17:55

2 stops16h 56m

London City

Fri 2/10

09:15-23:42

2 stops19h 27m

£678

IndianapolisLondon

IND - LCY

INDLCY

Indianapolis

Mon 14/9

19:59-17:55

2 stops16h 56m

London City

Mon 21/9

09:15-23:59

2 stops19h 44m

£713

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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 £64, 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 £70.

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 £611 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 £487 on momondo.

Can stopping save me money on Indianapolis to London flights?

You could potentially save up to 31% 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	11h 10m
Direct flights	None

The fastest flight from Indianapolis to London takes 11h 10m

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 11h 10m.
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?
The number of operators available for flights from Indianapolis Airport to London is 3 as of April 2026.
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?
momondo data reveals that the most frequently booked airline on the route from Indianapolis to London is Aer Lingus, representing 100% of all bookings.

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 Atlantic	PriceFrom £369	Free Cancellation	Rating 7.4 688 reviews	Search Virgin Atlantic flights
United Airlines	PriceFrom £435	Free Cancellation	Rating 7.4 9,671 reviews	Search United Airlines flights
British Airways	PriceFrom £446	Free Cancellation	Rating 6.7 7,923 reviews	Search British Airways flights

Eastbourne

Milton Keynes

Luton

Gatwick

Slough

Wembley

Maidstone

Ipswich

Southend-on-Sea

Ilford

Canterbury

Guildford

Hayes

Chelmsford

Folkestone

Dover

Chichester

Bedford

Ramsgate

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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Cheap flights from Indianapolis to London from £242

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 25/10. 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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United Airlines flights from Indianapolis to London

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See travel insights to London from

How to get the cheapest flight ticket from Indianapolis to London

What is the typical price of a round-trip flight between Indianapolis and London?

What is the cheapest month to fly to London?

How far in advance should I book a flight from Indianapolis to London?

Can stopping save me money on Indianapolis to London flights?

How have Indianapolis to London flight prices changed over time?

What is the cheapest airline that flies from Indianapolis to London?

Which airlines fly to London?

When to book flights from Indianapolis to London

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

Direct flights

Frequently asked questions about flying 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

Travelling to a place near London?

Why use momondo?

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to London

List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo

Complete your trip to London

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According to popular flight searches on momondo this year