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

TAP AIR PORTUGAL is the most popular carrier 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 409 per week as of September 2025. The most frequent departure day is Mon, with 15% 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 South Bend, and flying into London Heathrow Airport, then you can expect flight times to average 9h 51m and 11h 04m, 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 September 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.

£174 Cheap Flights from Indiana to London Heathrow Airport in 2025/26

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Find the cheapest flights from Indiana to London

Round-trip

One-way

Last minute

Direct

Cheap return flights

12:50 - 07:10ORD-LHR

12h 20m1 stop

09:00 - 18:39LHR-ORD

15h 39m2 stops

£370Air Canada

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Wed, 5 Nov - Tue, 11 Nov

12:50 - 07:10ORD-LHR

12h 20m1 stop

09:00 - 18:52LHR-ORD

15h 52m2 stops

£371Multiple Airlines

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Mon, 1 Dec - Tue, 9 Dec

08:40 - 09:35ORD-LHR

18h 55m1 stop

06:50 - 13:10LHR-ORD

11h 20m1 stop

£371United Airlines

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Wed, 22 Oct - Fri, 31 Oct

16:20 - 14:20ORD-LHR

16h 00m1 stop

06:00 - 13:20LHR-ORD

13h 20m1 stop

£374Austrian Airlines

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Mon, 29 Sep - Tue, 21 Oct

15:50 - 11:25ORD-LHR

13h 35m1 stop

06:20 - 15:10LHR-ORD

14h 50m1 stop

£375Delta

Find Deal

Wed, 5 Nov - Thu, 20 Nov

13:08 - 11:25ORD-LHR

16h 17m1 stop

08:55 - 16:10LHR-ORD

12h 15m1 stop

£377Delta

Find Deal

Wed, 8 Oct - Wed, 11 Mar

13:43 - 06:20ORD-LHR

10h 37m1 stop

14:25 - 17:00LHR-ORD

8h 35mdirect

£379Iberia

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Wed, 8 Oct - Wed, 15 Oct

16:00 - 06:20ORD-LHR

8h 20mdirect

14:10 - 17:20LHR-ORD

9h 10mdirect

£380United Airlines

Find Deal

Sun, 28 Sep - Tue, 7 Oct

18:00 - 08:20ORD-LHR

8h 20mdirect

15:05 - 13:20LHR-ORD

28h 15m1 stop

£386Austrian Airlines

Find Deal

Mon, 6 Oct - Mon, 13 Oct

12:51 - 08:15IND-LHR

14h 24m1 stop

12:35 - 19:09LHR-IND

11h 34m1 stop

£423Iberia

Find Deal

Thu, 6 Nov - Fri, 14 Nov

American Airlines flights from Indiana to London Heathrow Airport

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

American Airlines

25 Sept

ORD13:59Chicago O'Hare Intl

10h 21m

1 stop

LHR06:20London Heathrow

3 Oct

LHR07:40London Heathrow

14h 05m

1 stop

ORD15:45Chicago O'Hare Intl

£396

Find similar

American Airlines

30 Dec

CVG19:02Cincinnati Cinci./N. Kentucky

11h 33m

1 stop

LHR11:35London Heathrow

9 Jan

LHR13:30London Heathrow

11h 20m

1 stop

CVG19:50Cincinnati Cinci./N. Kentucky

£407

Find similar

American Airlines

27 Sept

EVV18:04Evansville Dress Regional

10h 26m

1 stop

LHR10:30London Heathrow

18 Oct

LHR08:20London Heathrow

14h 31m

1 stop

EVV16:51Evansville Dress Regional

£734

Find similar

Air Canada flights from Indiana to London Heathrow Airport

Our best Air Canada deals on Indiana to London Heathrow Airport flight tickets

Air Canada

5 Nov

ORD12:50Chicago O'Hare Intl

12h 20m

1 stop

LHR07:10London Heathrow

11 Nov

LHR09:00London Heathrow

15h 39m

2 stops

ORD18:39Chicago O'Hare Intl

£370

Find similar

Air Canada

28 Sept

ORD10:40Chicago O'Hare Intl

13h 50m

1 stop

LHR06:30London Heathrow

7 Oct

LHR06:50London Heathrow

13h 58m

2 stops

ORD14:48Chicago O'Hare Intl

£372

Find similar

Air Canada

28 Sept

ORD21:25Chicago O'Hare Intl

8h 20m

LHR11:45London Heathrow

7 Oct

LHR14:10London Heathrow

9h 10m

ORD17:20Chicago O'Hare Intl

£374

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

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Wed 5/11

12:50-07:10

1 stop12h 20m

London Heathrow

Tue 11/11

09:00-18:39

2 stops15h 39m

£370

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Mon 1/12

12:50-07:10

1 stop12h 20m

London Heathrow

Tue 9/12

09:00-18:52

2 stops15h 52m

£371

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Wed 22/10

08:40-09:35

1 stop18h 55m

London Heathrow

Fri 31/10

06:50-13:10

1 stop11h 20m

£371

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Mon 29/9

16:20-14:20

1 stop16h 00m

London Heathrow

Tue 21/10

06:00-13:20

1 stop13h 20m

£374

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Wed 5/11

15:50-11:25

1 stop13h 35m

London Heathrow

Thu 20/11

06:20-15:10

1 stop14h 50m

£375

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Wed 8/10

13:08-11:25

1 stop16h 17m

London Heathrow

Wed 11/3

08:55-16:10

1 stop12h 15m

£377

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Wed 8/10

13:43-06:20

1 stop10h 37m

London Heathrow

Wed 15/10

14:25-17:00

Nonstop8h 35m

£379

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Sun 28/9

16:00-06:20

Nonstop8h 20m

London Heathrow

Tue 7/10

14:10-17:20

Nonstop9h 10m

£380

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Mon 6/10

18:00-08:20

Nonstop8h 20m

London Heathrow

Mon 13/10

15:05-13:20

1 stop28h 15m

£386

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Thu 6/11

12:51-08:15

1 stop14h 24m

London Heathrow

Fri 14/11

12:35-19:09

1 stop11h 34m

£423

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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, October 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 £533. The month of September is another great option to travel to London Heathrow Airport, with average flight prices from Indiana averaging around £541.

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 £598. 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 £632.

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 £594. 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 £659 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 £652 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 £547 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 September 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 £366	Free Cancellation	Rating 7.4 664 reviews		Search Virgin Atlantic flights
British Airways	PriceFrom £536	Free Cancellation	Rating 6.7 7,367 reviews		Search British Airways flights

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Gatwick

Slough

Northampton

Swindon

Canterbury

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Southend-on-Sea

Ipswich

Ilford

Guildford

Swanage

Poole

Colchester

Worthing

Salisbury

Chelmsford

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.

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Cheap flights from Indiana to London from £174

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 19/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from Indiana to London

Cheap return flights

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American Airlines flights from Indiana to London Heathrow Airport

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

Air Canada flights from Indiana to London Heathrow Airport

Our best Air Canada 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.

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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?

TAP AIR PORTUGAL is the most popular carrier 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 409 per week as of September 2025. The most frequent departure day is Mon, with 15% 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 South Bend, and flying into London Heathrow Airport, then you can expect flight times to average 9h 51m and 11h 04m, 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