What is the cheapest airline that flies from Indiana to London Heathrow?

American Airlines, British Airways, and Delta are the most popular carriers operating from Indiana to London Heathrow

How many flights depart from Indiana to London Heathrow Airport on average per week?

The number of flights available between Indiana and London Heathrow Airport is 310 per week as of December 2025. The most frequent departure day is Tue, with 16% of weekly flights leaving on this day.

How long does it take to fly to London Heathrow Airport?

If you’re flying from a popular airport in Indiana, such as Indianapolis or Fort Wayne, and flying into London Heathrow Airport, then you can expect flight times to average 10h 20m and 11h 16m, respectively.

When did momondo last update prices for flights from Indiana to London Heathrow Airport?

Prices for flights from Indiana to London Heathrow Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Indiana to London Heathrow Airport?

As of December 2025, there are 8 operators available to choose from for flights from Indiana to London Heathrow Airport.

How old do you have to be to fly from Indiana to London Heathrow Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Indiana to London Heathrow Airport.

What documentation or ID do you need to fly to London Heathrow Airport?

The required travel and health documents for your London Heathrow Airport 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 Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£166 Cheap Flights from Indiana to London Heathrow Airport in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Indiana to London

Round-trip

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

14:34 - 06:40IND-LHR

11h 06m1 stop

14:50 - 18:55LHR-IND

33h 05m2 stops

£394Austrian Airlines

Find Deal

Wed, 21 Jan - Tue, 27 Jan

12:07 - 09:10IND-LHR

16h 03m1 stop

06:00 - 19:03LHR-IND

17h 03m2 stops

£395Austrian Airlines

Find Deal

Tue, 3 Mar - Tue, 10 Mar

14:35 - 06:40IND-LHR

11h 05m1 stop

09:00 - 20:18LHR-IND

16h 18m2 stops

£418Multiple Airlines

Find Deal

Wed, 18 Feb - Wed, 25 Feb

19:20 - 16:25ORD-LHR

15h 05m2 stops

07:05 - 17:45LHR-ORD

15h 40m2 stops

£419Scandinavian Airlines

Find Deal

Mon, 2 Mar - Mon, 16 Mar

18:30 - 10:50ORD-LHR

10h 20m1 stop

13:05 - 18:15LHR-ORD

11h 10m1 stop

£420Icelandair

Find Deal

Thu, 8 Jan - Tue, 28 Apr

19:20 - 18:30ORD-LHR

17h 10m1 stop

10:20 - 16:45LHR-ORD

12h 25m1 stop

£421Scandinavian Airlines

Find Deal

Thu, 19 Feb - Mon, 23 Feb

13:50 - 06:20SDF-LHR

11h 30m1 stop

07:40 - 22:30LHR-SDF

19h 50m2 stops

£421Lufthansa

Find Deal

Sat, 10 Jan - Sat, 17 Jan

14:05 - 05:55SDF-LHR

10h 50m1 stop

07:40 - 22:30LHR-SDF

19h 50m2 stops

£422Lufthansa

Find Deal

Sat, 10 Jan - Sat, 17 Jan

18:30 - 10:50ORD-LHR

10h 20m1 stop

12:15 - 17:20LHR-ORD

11h 05m1 stop

£424Icelandair

Find Deal

Tue, 3 Feb - Thu, 12 Feb

14:55 - 06:40CVG-LHR

10h 45m1 stop

09:00 - 20:28LHR-CVG

16h 28m2 stops

£445Multiple Airlines

Find Deal

Wed, 18 Feb - Mon, 23 Feb

United Airlines flights from Indiana to London Heathrow Airport

Our best United Airlines deals on Indiana to London Heathrow Airport flight tickets

United Airlines

9 Dec

ORD17:50Chicago O'Hare Intl

8h 05m

LHR07:55London Heathrow

27 Jan

LHR09:00London Heathrow

13h 20m

1 stop

ORD16:20Chicago O'Hare Intl

£425

Find similar

United Airlines

10 Dec

ORD15:45Chicago O'Hare Intl

8h 10m

LHR05:55London Heathrow

25 Dec

LHR09:00London Heathrow

13h 20m

1 stop

ORD16:20Chicago O'Hare Intl

£426

Find similar

United Airlines

11 Jan

ORD17:50Chicago O'Hare Intl

8h 05m

LHR07:55London Heathrow

21 Jan

LHR12:05London Heathrow

34h 15m

1 stop

ORD16:20Chicago O'Hare Intl

£431

Find similar

Iberia flights from Indiana to London Heathrow Airport

Our best Iberia deals on Indiana to London Heathrow Airport flight tickets

Iberia

10 Dec

ORD14:42Chicago O'Hare Intl

10h 18m

1 stop

LHR07:00London Heathrow

24 Dec

LHR14:10London Heathrow

8h 50m

ORD17:00Chicago O'Hare Intl

£433

Find similar

Iberia

12 Jan

ORD20:45Chicago O'Hare Intl

7h 40m

LHR10:25London Heathrow

22 Jan

LHR12:35London Heathrow

8h 50m

ORD15:25Chicago O'Hare Intl

£443

Find similar

Iberia

29 Apr

CVG21:05Cincinnati Cinci./N. Kentucky

10h 10m

1 stop

LHR12:15London Heathrow

6 May

LHR14:25London Heathrow

11h 32m

1 stop

CVG20:57Cincinnati Cinci./N. Kentucky

£457

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Indiana to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 21/1

14:34-06:40

1 stop11h 06m

London Heathrow

Tue 27/1

14:50-18:55

2 stops33h 05m

£394

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Tue 3/3

12:07-09:10

1 stop16h 03m

London Heathrow

Tue 10/3

06:00-19:03

2 stops17h 03m

£395

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 18/2

14:35-06:40

1 stop11h 05m

London Heathrow

Wed 25/2

09:00-20:18

2 stops16h 18m

£418

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Mon 2/3

19:20-16:25

2 stops15h 05m

London Heathrow

Mon 16/3

07:05-17:45

2 stops15h 40m

£419

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Thu 8/1

18:30-10:50

1 stop10h 20m

London Heathrow

Tue 28/4

13:05-18:15

1 stop11h 10m

£420

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Thu 19/2

19:20-18:30

1 stop17h 10m

London Heathrow

Mon 23/2

10:20-16:45

1 stop12h 25m

£421

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Sat 10/1

13:50-06:20

1 stop11h 30m

London Heathrow

Sat 17/1

07:40-22:30

2 stops19h 50m

£421

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Sat 10/1

14:05-05:55

1 stop10h 50m

London Heathrow

Sat 17/1

07:40-22:30

2 stops19h 50m

£422

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Tue 3/2

18:30-10:50

1 stop10h 20m

London Heathrow

Thu 12/2

12:15-17:20

1 stop11h 05m

£424

CincinnatiLondon

CVG - LHR

CVGLHR

Cincinnati Cinci./N. Kentucky

Wed 18/2

14:55-06:40

1 stop10h 45m

London Heathrow

Mon 23/2

09:00-20:28

2 stops16h 28m

£445

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 Indiana to London Heathrow Airport

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

Other information

What is the cheapest month to fly to London Heathrow Airport?

In general, February is the cheapest month to fly from Indiana to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £536. The month of October is another great option to travel to London Heathrow Airport, with average flight prices from Indiana averaging around £547.

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from Indiana is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £614. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Sunday is £649.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the morning. momondo users have found flights departing from Indiana to London Heathrow Airport in the morning for as low as £610. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £677 on average. Flights to London Heathrow Airport from Indiana in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

How far in advance should I book a flight to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Indiana when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £646 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Indiana for as low as £558 on momondo.

Cheap Indiana to London Heathrow Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Indiana to London Heathrow Airport

Fastest flight time	7h 40m
Direct flights	Every day

The fastest flight from Indiana to London Heathrow Airport takes 7h 40m

Direct flights go from Indiana to London Heathrow Airport every day.

Search flight deals

When did momondo last update prices for flights from Indiana to London Heathrow Airport?
Prices for flights from Indiana to London Heathrow Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Indiana to London Heathrow Airport?
As of December 2025, there are 8 operators available to choose from for flights from Indiana to London Heathrow Airport.
How old do you have to be to fly from Indiana to London Heathrow Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Indiana to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The required travel and health documents for your London Heathrow Airport 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 Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Indiana to London Heathrow Airport

Compare and see reviews for airlines that fly from Indiana to London Heathrow Airport with momondo

Airline	Rating	Free Cancellation	Price
Virgin Atlantic	PriceFrom £376	Free Cancellation	Rating 7.5 675 reviews		Search Virgin Atlantic flights
British Airways	PriceFrom £498	Free Cancellation	Rating 6.7 7,555 reviews		Search British Airways flights

Eastbourne

Milton Keynes

Luton

Gatwick

Maidstone

Slough

Northampton

Swindon

Stratford-upon-Avon

Canterbury

Southend-on-Sea

Ipswich

Ilford

Poole

Guildford

Swanage

Hayes

Dover

Chelmsford

Colchester

Why use momondo?

Why should I use momondo to find a flight deal from Indiana to London?

Finding the right flight to London from Indiana 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 Indiana to London with flexible booking policies on momondo?

Flights from Indiana to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Indiana to London?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Indiana to London.

I’m not ready to book a flight from Indiana to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Indiana and alert you when they change.

An easier way to manage your London Heathrow Airport 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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Sat 3/1

Sat 10/1

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to London

Popular Cities in the United Kingdom

Flights to London Gatwick Airportfrom £34

Flights to London City Airportfrom £81

Flights to London Stansted Airportfrom £30

Flights to London Luton Airportfrom £30

Flights to London Southend Airportfrom £95

Flights to Belfast Intl Airportfrom £26

Flights to Glasgow Intl Airportfrom £26

Flights to Belfast City Airportfrom £32

Flights to Glasgow Prestwick Airportfrom £90

Flights to Lerwick Sumburgh Airport

Cheap flights from Indiana 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 Indiana to London departing on 25/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Indiana to London

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

United Airlines flights from Indiana to London Heathrow Airport

Our best United Airlines deals on Indiana to London Heathrow Airport flight tickets

Iberia flights from Indiana to London Heathrow Airport

Our best Iberia deals on Indiana to London Heathrow Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Indiana to London Heathrow Airport that are best for you.

See travel insights to London from

How to get the cheapest flight ticket from Indiana to London Heathrow Airport

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 Heathrow Airport?

What is the cheapest day to depart on your flight to London Heathrow Airport?

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

How far in advance should I book a flight to London Heathrow Airport?

What is the cheapest airline that flies from Indiana to London Heathrow?

American Airlines, British Airways, and Delta are the most popular carriers operating from Indiana to London Heathrow

How many flights depart from Indiana to London Heathrow Airport on average per week?

The number of flights available between Indiana and London Heathrow Airport is 310 per week as of December 2025. The most frequent departure day is Tue, with 16% of weekly flights leaving on this day.

How long does it take to fly to London Heathrow Airport?

If you’re flying from a popular airport in Indiana, such as Indianapolis or Fort Wayne, and flying into London Heathrow Airport, then you can expect flight times to average 10h 20m and 11h 16m, respectively.

Cheap Indiana to London Heathrow Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Indiana to London Heathrow Airport

Fastest flight time

Direct flights

When did momondo last update prices for flights from Indiana to London Heathrow Airport?

How many operators does momondo search for flights from Indiana to London Heathrow Airport?

How old do you have to be to fly from Indiana to London Heathrow Airport?

What documentation or ID do you need to fly to London Heathrow Airport?

Best airlines flying from Indiana to London Heathrow Airport

Compare and see reviews for airlines that fly from Indiana to London Heathrow Airport with momondo

Travelling to a place near London?

Why use momondo?

Why should I use momondo to find a flight deal from Indiana to London?

Can I find flights from Indiana to London with flexible booking policies on momondo?

How can momondo help me find flights from Indiana to London?

I’m not ready to book a flight from Indiana to London right now. Can momondo alert me if prices change?

An easier way to manage your London Heathrow Airport 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 London

Popular Cities in the United Kingdom

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