Which layover airport has the shortest connection time from Indianapolis to London Heathrow Airport?

Dublin (DUB) has the shortest average layover time for this route: 1h 25m.

Which layover airport offers the lowest fares from Indianapolis to London Heathrow Airport?

Flights via Toronto (YYZ) offer the lowest average round-trip price of $978.

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

Aer Lingus, Virgin Atlantic, and KLM are the most popular carriers operating from Indianapolis to London Heathrow

Which layover airport has the shortest travel time from Indianapolis to London Heathrow Airport?

Flights connecting via Washington, D.C. (IAD) have the shortest average one-way travel time: 9h 58m.

Which airport is the most popular layover for flights between Indianapolis and London Heathrow Airport?

Dublin (DUB) was the most common stop: 59% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to London Heathrow Airport?

British Airways, American Airlines and United Airlines are the top three most popular airlines that fly to London Heathrow Airport from Indianapolis according to our data. British Airways is the first choice among our users, with 45% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 11 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Indianapolis Airport to London Heathrow Airport refresh daily.

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

As of October 2026, there are 8 operators available to choose from for flights from Indianapolis Airport to London Heathrow Airport.

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

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 Heathrow Airport.

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

The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$324 Cheap Flights from Indianapolis to London Heathrow Airport in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Indianapolis to London

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One-way

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Enter your travel dates to find the best prices.

4:28 pm - 5:55 amIND Indianapolis-LHR London Heathrow

32h 27m1 stop Chicago O'Hare Intl

11:05 am - 4:21 pmLHR London Heathrow-IND Indianapolis

34h 16m2 stops Brussels Bruxelles-National Chicago O'Hare Intl

$746United Airlines

Sat, Feb 13 - Mon, Feb 15

7:28 pm - 7:10 amIND Indianapolis-LHR London Heathrow

30h 42m2 stops Washington, D.C. Dulles Intl Montreal Pierre Elliott Trudeau Intl

11:05 am - 5:55 pmLHR London Heathrow-IND Indianapolis

35h 50m2 stops Brussels Bruxelles-National Chicago O'Hare Intl

$749United Airlines

Sat, Feb 13 - Mon, Feb 15

1:50 pm - 2:40 pmIND Indianapolis-LHR London Heathrow

19h 50m2 stops Chicago O'Hare Intl Frankfurt am Main

10:50 am - 9:58 pmLHR London Heathrow-IND Indianapolis

16h 08m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl

$788Lufthansa

Mon, Apr 5 - Wed, Apr 7

1:50 pm - 3:40 pmIND Indianapolis-LHR London Heathrow

20h 50m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

11:30 am - 11:42 pmLHR London Heathrow-IND Indianapolis

17h 12m2 stops Frankfurt am Main Chicago O'Hare Intl

$788Lufthansa

Wed, Apr 7 - Fri, Apr 9

4:28 pm - 4:20 pmIND Indianapolis-LHR London Heathrow

18h 52m2 stops Chicago O'Hare Intl Zurich

6:00 am - 7:54 pmLHR London Heathrow-IND Indianapolis

18h 54m2 stops Zurich Chicago O'Hare Intl

$831SWISS

Tue, Feb 16 - Tue, Mar 2

8:35 pm - 11:25 amIND Indianapolis-LHR London Heathrow

9h 50m1 stop Dublin

8:50 am - 7:05 pmLHR London Heathrow-IND Indianapolis

15h 15m1 stop Dublin

$859Aer Lingus

Mon, Nov 30 - Wed, Dec 16

8:35 pm - 1:25 pmIND Indianapolis-LHR London Heathrow

11h 50m1 stop Dublin

9:50 am - 7:05 pmLHR London Heathrow-IND Indianapolis

14h 15m1 stop Dublin

$869Aer Lingus

Wed, Dec 9 - Wed, Dec 16

12:46 pm - 8:35 amIND Indianapolis-LHR London Heathrow

14h 49m1 stop Chicago O'Hare Intl

7:30 am - 10:49 pmLHR London Heathrow-IND Indianapolis

20h 19m2 stops Madrid Barajas New York John F Kennedy Intl

$869Iberia

Mon, Feb 15 - Tue, Feb 23

3:54 pm - 7:00 amIND Indianapolis-LHR London Heathrow

11h 06m1 stop Boston Logan Intl

9:15 am - 10:43 pmLHR London Heathrow-IND Indianapolis

18h 28m2 stops Madrid Barajas Boston Logan Intl

$873Iberia

Wed, Mar 24 - Wed, Apr 7

1:48 pm - 6:25 amIND Indianapolis-LHR London Heathrow

11h 37m1 stop Atlanta Hartsfield-Jackson

8:55 pm - 5:23 pmLHR London Heathrow-IND Indianapolis

25h 28m2 stops Amsterdam Schiphol Minneapolis St Paul

$874KLM

Mon, Mar 29 - Mon, Apr 12

Cheap last minute flights

Enter your travel dates to find the best prices.

9:35 pm - 2:25 pmIND Indianapolis-LHR London Heathrow

12h 50m1 stop Dublin

9:50 am - 7:05 pmLHR London Heathrow-IND Indianapolis

14h 15m1 stop Dublin

$947Aer Lingus

Wed, Oct 28 - Wed, Nov 4

3:01 pm - 11:40 amIND Indianapolis-LHR London Heathrow

16h 39m1 stop Atlanta Hartsfield-Jackson

11:45 am - 9:33 pmLHR London Heathrow-IND Indianapolis

14h 48m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$963Delta

Wed, Oct 28 - Wed, Nov 4

4:59 pm - 10:30 amIND Indianapolis-LHR London Heathrow

13h 31m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle

8:40 am - 7:29 pmLHR London Heathrow-IND Indianapolis

15h 49m2 stops Amsterdam Schiphol Boston Logan Intl

$968Delta

Wed, Oct 28 - Wed, Nov 4

9:35 pm - 2:25 pmIND Indianapolis-LHR London Heathrow

12h 50m1 stop Dublin

8:50 am - 7:05 pmLHR London Heathrow-IND Indianapolis

15h 15m1 stop Dublin

$989Aer Lingus

Wed, Oct 28 - Mon, Nov 2

2:50 pm - 9:40 pmIND Indianapolis-LHR London Heathrow

26h 50m2 stops Washington, D.C. Dulles Intl Vienna Intl

6:00 am - 5:41 pmLHR London Heathrow-IND Indianapolis

16h 41m2 stops Vienna Intl Newark

$1,021Austrian Airlines

Thu, Oct 29 - Tue, Nov 3

3:01 pm - 7:50 amIND Indianapolis-LHR London Heathrow

12h 49m1 stop Atlanta Hartsfield-Jackson

9:05 am - 4:26 pmLHR London Heathrow-IND Indianapolis

12h 21m1 stop New York John F Kennedy Intl

$1,043Air France

Thu, Oct 29 - Tue, Nov 3

6:00 pm - 9:55 amIND Indianapolis-LHR London Heathrow

11h 55m1 stop Boston Logan Intl

11:45 am - 10:57 pmLHR London Heathrow-IND Indianapolis

16h 12m2 stops Amsterdam Schiphol Minneapolis St Paul

$1,064Virgin Atlantic

Thu, Oct 29 - Sun, Nov 1

12:46 pm - 6:40 amIND Indianapolis-LHR London Heathrow

13h 54m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl

6:50 am - 4:23 pmLHR London Heathrow-IND Indianapolis

14h 33m2 stops Brussels Bruxelles-National Chicago O'Hare Intl

$1,073United Airlines

Thu, Oct 29 - Sun, Nov 1

4:33 pm - 7:05 amIND Indianapolis-LHR London Heathrow

10h 32m1 stop Minneapolis St Paul

8:55 am - 8:28 pmLHR London Heathrow-IND Indianapolis

16h 33m1 stop Atlanta Hartsfield-Jackson

$1,093Virgin Atlantic

Thu, Oct 29 - Sun, Nov 1

3:11 pm - 5:55 amIND Indianapolis-LHR London Heathrow

10h 44m1 stop Chicago O'Hare Intl

1:35 pm - 8:46 pmLHR London Heathrow-IND Indianapolis

12h 11m1 stop Chicago O'Hare Intl

$1,103United Airlines

Thu, Oct 29 - Sun, Nov 1

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United Airlines flights from Indianapolis to London Heathrow Airport

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

United Airlines

Feb 13

IND4:28 pmIndianapolis

32h 27m

1 stop

LHR5:55 amLondon Heathrow

Feb 15

LHR11:05 amLondon Heathrow

34h 16m

2 stops

IND4:21 pmIndianapolis

$746

United Airlines

Feb 13

IND7:28 pmIndianapolis

30h 42m

2 stops

LHR7:10 amLondon Heathrow

Feb 15

LHR11:05 amLondon Heathrow

35h 50m

2 stops

IND5:55 pmIndianapolis

$749

United Airlines

Mar 2

IND2:48 pmIndianapolis

35h 22m

2 stops

LHR7:10 amLondon Heathrow

Mar 5

LHR6:50 amLondon Heathrow

14h 17m

2 stops

IND4:07 pmIndianapolis

$776

Iberia flights from Indianapolis to London Heathrow Airport

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

Iberia

Mar 24

IND3:54 pmIndianapolis

11h 06m

1 stop

LHR7:00 amLondon Heathrow

Apr 7

LHR9:15 amLondon Heathrow

18h 28m

2 stops

IND10:43 pmIndianapolis

$873

Iberia

Apr 5

IND12:04 pmIndianapolis

15h 21m

2 stops

LHR8:25 amLondon Heathrow

Apr 15

LHR9:15 amLondon Heathrow

18h 28m

2 stops

IND10:43 pmIndianapolis

$881

Iberia

Mar 9

IND12:04 pmIndianapolis

13h 16m

1 stop

LHR6:20 amLondon Heathrow

Mar 16

LHR7:30 amLondon Heathrow

19h 19m

2 stops

IND10:49 pmIndianapolis

$895

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Sat 2/13

4:28 pm-5:55 am

1 stop32h 27m

London Heathrow

Mon 2/15

11:05 am-4:21 pm

2 stops34h 16m

$746

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Sat 2/13

7:28 pm-7:10 am

2 stops30h 42m

London Heathrow

Mon 2/15

11:05 am-5:55 pm

2 stops35h 50m

$749

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Mon 4/5

1:50 pm-2:40 pm

2 stops19h 50m

London Heathrow

Wed 4/7

10:50 am-9:58 pm

2 stops16h 08m

$788

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Wed 4/7

1:50 pm-3:40 pm

2 stops20h 50m

London Heathrow

Fri 4/9

11:30 am-11:42 pm

2 stops17h 12m

$788

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Tue 2/16

4:28 pm-4:20 pm

2 stops18h 52m

London Heathrow

Tue 3/2

6:00 am-7:54 pm

2 stops18h 54m

$831

Quickest round-trip

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Mon 11/30

8:35 pm-11:25 am

1 stop9h 50m

London Heathrow

Wed 12/16

8:50 am-7:05 pm

1 stop15h 15m

$859

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Wed 12/9

8:35 pm-1:25 pm

1 stop11h 50m

London Heathrow

Wed 12/16

9:50 am-7:05 pm

1 stop14h 15m

$869

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Mon 2/15

12:46 pm-8:35 am

1 stop14h 49m

London Heathrow

Tue 2/23

7:30 am-10:49 pm

2 stops20h 19m

$869

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Wed 3/24

3:54 pm-7:00 am

1 stop11h 06m

London Heathrow

Wed 4/7

9:15 am-10:43 pm

2 stops18h 28m

$873

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Mon 3/29

1:48 pm-6:25 am

1 stop11h 37m

London Heathrow

Mon 4/12

8:55 pm-5:23 pm

2 stops25h 28m

$874

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Indianapolis 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

Layovers

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

Prices are currently typical for flights on this route.

Typical prices usually range from $789 to $961.
The lowest price recently found on this route was $859.

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

The month of February is, on average, the cheapest month to fly to London Heathrow Airport from Indianapolis, with most prices found around $672. If you’re not able to fly to London Heathrow Airport in February, then January is your next best option. Flight prices from Indianapolis to London Heathrow Airport during January average around $760.

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

You are more likely to see cheaper flights to London Heathrow Airport from Indianapolis when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $922 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Indianapolis for as low as $801 on momondo.

How have Indianapolis to London Heathrow Airport flight prices changed over time?

When to book flights from Indianapolis to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Indianapolis to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Indianapolis to London Heathrow Airport (IND to LHR) flight deals and tips

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

Best Price Found	$324
Fastest flight time	9h 58m
Direct flights	None

The best one-way flight to London Heathrow Airport from Indianapolis in the past 72 hours is $324. The best round-trip flight deal from Indianapolis to London Heathrow Airport found on momondo in the last 72 hours is $746.

The fastest flight from Indianapolis to London Heathrow Airport takes 9h 58m

There are no direct flights from Indianapolis to London Heathrow Airport. There are no popular flight routes from Indianapolis to London Heathrow Airport.

Search flight deals

Frequently asked questions about flying from Indianapolis to London Heathrow Airport

How far is Indianapolis to London Heathrow by plane?
London Heathrow is 3974.7 mi away from Indianapolis. 9h 58m is a normal flight duration for this route.
When did momondo last update prices for flights from Indianapolis Airport to London Heathrow Airport?
Prices for flights from Indianapolis Airport to London Heathrow Airport refresh daily.
How many operators does momondo search for flights from Indianapolis Airport to London Heathrow Airport?
As of October 2026, there are 8 operators available to choose from for flights from Indianapolis Airport to London Heathrow Airport.
How old do you have to be to fly from Indianapolis Airport to London Heathrow Airport?
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 Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Indianapolis to London Heathrow Airport?
momondo data reveals that the most frequently booked airline on the route from Indianapolis to London Heathrow Airport is Aer Lingus, representing 23% of all bookings. The subsequent popular airlines are American Airlines at 22%, United Airlines at 17%, and British Airways at 13%.

Best airlines flying from Indianapolis to London Heathrow Airport

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

Airline	Rating	Free Cancellation	Price
Virgin Atlantic	PriceFrom $454	Free Cancellation	Rating 7.5 697 reviews	Search Virgin Atlantic flights
American Airlines	PriceFrom $630	Free Cancellation	Rating 7.0 12,194 reviews	Search American Airlines flights
British Airways	PriceFrom $649	Free Cancellation	Rating 6.7 8,275 reviews	Search British Airways flights
United Airlines	PriceFrom $656	Free Cancellation	Rating 7.3 10,444 reviews	Search United Airlines flights
Delta	PriceFrom $663	Free Cancellation	Rating 7.8 8,682 reviews	Search Delta flights
Aer Lingus	PriceFrom $677	Free Cancellation	Rating 7.3 1,864 reviews	Search Aer Lingus flights
Iberia	PriceFrom $686	Free Cancellation	Rating 7.0 3,244 reviews	Search Iberia flights
Lufthansa	PriceFrom $741	Free Cancellation	Rating 6.8 8,294 reviews	Search Lufthansa flights

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Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Indianapolis.

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

All flight searches from Indianapolis to London on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to London from Indianapolis. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to London from Indianapolis are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cheap flights from Indianapolis to London from $324

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 3/29. 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 Heathrow Airport

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

Iberia flights from Indianapolis to London Heathrow Airport

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

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

See travel insights to London from

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

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

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

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

How have Indianapolis to London Heathrow Airport flight prices changed over time?

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

What airlines fly to London Heathrow Airport?

Which airport is the most popular layover for flights between Indianapolis and London Heathrow Airport?

Which layover airport offers the lowest fares from Indianapolis to London Heathrow Airport?

Which layover airport has the shortest travel time from Indianapolis to London Heathrow Airport?

Which layover airport has the shortest connection time from Indianapolis to London Heathrow Airport?

When to book flights from Indianapolis to London Heathrow Airport

Cheap Indianapolis to London Heathrow Airport (IND to LHR) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Indianapolis to London Heathrow Airport

Best airlines flying from Indianapolis to London Heathrow Airport

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

Traveling to a place near London?

Why use momondo?

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organize 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

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