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Cheap flights from Indianapolis to London Heathrow Airport from £243

IND — LHR
30 Oct — 6 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Indianapolis to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Indianapolis to Heathrow

Sat 7/1120:40 -
1 stop12h 45m
Sat 14/1108:50 -
1 stop15h 20m
Deal found 27/9£610
Thu 15/1019:50 -
1 stop12h 40m
Wed 21/1009:50 -
1 stop13h 30m
Deal found 26/9£613
Mon 9/1120:35 -
1 stop11h 50m
Wed 25/1109:50 -
1 stop14h 15m
Deal found 26/9£629
Wed 18/1120:35 -
1 stop11h 50m
Mon 23/1108:50 -
1 stop15h 15m
Deal found 29/9£630
Mon 9/1120:35 -
1 stop9h 50m
Wed 11/1112:10 -
1 stop11h 55m
Deal found 25/9£650
Wed 28/1021:35 -
1 stop12h 50m
Wed 4/1109:50 -
1 stop14h 15m
Deal found 28/9£653
Tue 27/1016:14 -
1 stop10h 06m
Tue 3/1107:30 -
2 stops20h 20m
Deal found 27/9£659
Tue 27/1012:59 -
1 stop16h 26m
Thu 5/1108:40 -
2 stops15h 31m
Deal found 25/9£665
Tue 27/1011:01 -
1 stop18h 09m
Tue 3/1109:00 -
2 stops16h 46m
Deal found 29/9£666
Mon 9/1111:38 -
1 stop14h 12m
Wed 25/1106:30 -
2 stops17h 33m
Deal found 28/9£667
Mon 16/1117:00 -
1 stop9h 45m
Thu 26/1106:30 -
2 stops17h 33m
Deal found 29/9£667

Find flight deals from Indianapolis to Heathrow

Round-trip from

£580

One-way from

£243

Popular in

June

Cheapest in

February

Average price

£762
Aer Lingus
  • Aer Lingus
  • 15/3-26/3
  • 2 total stops
  • 26h 10m total
  • Indianapolis to London
Search Deals
Aer Lingus
  • Aer Lingus
  • 17/3-31/12
  • 1 total stop
  • 12h 50m total
  • Indianapolis to London
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£92 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

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

Fly from

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Route

Depart

Return

Price

Cheapest return flight

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Wed 17/3

21:35-14:25

1 stop12h 50m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£243

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Tue 9/3

05:49-06:40

1 stop19h 51m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£255

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Sun 7/3

18:25-11:40

1 stop12h 15m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£255

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Sun 7/3

12:51-09:10

2 stops15h 19m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£255

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Wed 17/2

07:00-09:10

2 stops21h 10m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£255

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Fri 12/3

12:18-06:25

1 stop13h 07m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£292

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Fri 12/3

06:05-06:50

1 stop19h 45m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£292

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Mon 23/11

20:35-19:50

1 stop18h 15m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£323

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Fri 12/3

07:00-07:10

2 stops19h 10m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£383
Fastest return journey

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Thu 12/11

12:46-05:55

1 stop12h 09m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£388

Flights are sorted by cheapest return flights first.

Deals found on 26/9

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Indianapolis to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Indianapolis with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Indianapolis to London Heathrow Airport

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

The price you pay for your flight from Indianapolis to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 4 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Indianapolis to London Heathrow Airport?

Currently, February is the cheapest month in which you can book a flight from Indianapolis to London Heathrow Airport (average of £508). Flying from Indianapolis to London Heathrow Airport in June is currently the most expensive (average of £947). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Indianapolis to London Heathrow Airport?

Airfare is typical for this route at the moment.

Indianapolis to London Heathrow Airport flights typically cost between £574 and £800 in March.
The cheapest return price found within the last 5 days was £580 on Aer Lingus (15 Mar–26 Mar).

Related info for your journey

  • What airport do you fly from for flights from Indianapolis to London Heathrow?

    Indianapolis (IND) is the airport you will fly out of if you book a flight from Indianapolis to London Heathrow. You should not have trouble finding flights to London Heathrow from Indianapolis; the airport handles an average of 0 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Indianapolis airport to London Heathrow. It is only a 8.3 mi journey to Indianapolis (IND) from Indianapolis’s city center.

  • How long is the flight from Indianapolis to London Heathrow Airport?

    A quick flight from Indianapolis to London Heathrow Airport can take about 13h 58m. United Airlines provides one of the quickest options available for as low as £670. Airlines will cover a distance of 3983 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from Indianapolis to Heathrow that include hotel bookings?

    Yes. In addition to deals on Indianapolis to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Indianapolis to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Indianapolis to Heathrow.

  • Can I find deals for business class flights from Indianapolis to Heathrow?

    Yes. Cheapflights offers flight deals from Indianapolis to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Indianapolis to London Heathrow Airport?

    Currently, February is the cheapest month in which you can book a flight from Indianapolis to London Heathrow Airport (average of £508). Flying from Indianapolis to London Heathrow Airport in June is currently the most expensive (average of £947). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Luton
Gatwick
Wembley
Slough
Ilford
Hayes
Croydon
Northampton
Colchester
Eastbourne
Enfield
Brentford
Southend-on-Sea
Barnet
Southall
Watford
Stratford-upon-Avon
Kingston upon Thames

Browse thousands of different options on Cheapflights for your next trip

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How does Cheapflights help users find flights from Indianapolis to Heathrow?

Cheapflights helps you search for flights from Indianapolis to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Indianapolis to Heathrow?

Cheapflights simply makes it quick and affordable to book flights from Indianapolis to Heathrow by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Indianapolis to Heathrow with no change fees?

Certainly. Search results for flights to Heathrow from Indianapolis shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Indianapolis to Heathrow become cheaper?

Yes! Start tracking prices for Indianapolis to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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