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Cheap flights from Indiana to London Heathrow Airport from £166

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/3. Fares are subject to change and may not be available on all flights or dates of travel.
IND — LHR
4 Jan — 11 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Indiana to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Indiana to Heathrow
Explore the most affordable flight options available from Indiana to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 December 2025.

Wed 3/1219:10ORD - LHR
1 stop14h 20mTAP AIR PORTUGAL
Sun 7/1206:00LHR - ORD
1 stop14h 45mTAP AIR PORTUGAL
Deal found 3/12£423
Wed 31/1215:45ORD - LHR
Nonstop8h 10mUnited Airlines
Tue 13/111:10LHR - ORD
1 stop13h 15mUnited Airlines
Deal found 3/12£427
Wed 10/1218:30ORD - LHR
1 stop10h 20mIcelandair
Wed 28/112:15LHR - ORD
1 stop11h 05mIcelandair
Deal found 3/12£429
Sun 7/1218:30ORD - LHR
1 stop10h 20mIcelandair
Fri 30/112:15LHR - ORD
1 stop11h 05mIcelandair
Deal found 3/12£430
Mon 15/1218:30ORD - LHR
1 stop19h 00mIcelandair
Mon 12/120:35LHR - ORD
1 stop26h 45mIcelandair
Deal found 3/12£431
Wed 31/1213:24ORD - LHR
1 stop11h 16mMultiple Airlines
Mon 12/106:00LHR - ORD
1 stop12h 45mMultiple Airlines
Deal found 3/12£434
Wed 31/1209:41ORD - LHR
1 stop17h 04mDelta
Tue 27/109:00LHR - ORD
1 stop12h 10mDelta
Deal found 3/12£435
Wed 31/1213:35ORD - LHR
1 stop13h 10mDelta
Wed 28/106:30LHR - ORD
1 stop13h 50mDelta
Deal found 3/12£435
Wed 10/1214:42IND - LHR
1 stop10h 58mMultiple Airlines
Tue 16/1210:25LHR - IND
1 stop12h 19mMultiple Airlines
Deal found 3/12£435
Wed 31/1217:10ORD - LHR
Nonstop7h 45mBritish Airways
Fri 23/111:00LHR - ORD
Nonstop8h 50mBritish Airways
Deal found 3/12£436
Wed 31/1215:45ORD - LHR
Nonstop8h 10mUnited Airlines
Fri 23/111:10LHR - ORD
1 stop13h 15mUnited Airlines
Deal found 3/12£437
Wed 31/1213:24ORD - LHR
1 stop11h 16mAustrian Airlines
Sun 11/112:05LHR - ORD
1 stop12h 32mAustrian Airlines
Deal found 3/12£438

Find flight deals from Indiana to Heathrow

Keep the following information in mind while searching for Indiana to Heathrow flight deals. Data was last updated 5 December 2025.

Round-trip from

£393

One-way from

£166

Popular in

June

Cheapest in

October

Average price

£740
Austrian Airlines
  • Austrian Airlines
  • 3/3-10/3
  • 3 total stops
  • 33h 06m total
  • Indiana to London
Search Deals
British Airways
  • British Airways
  • 25/3
  • 1 total stop
  • 13h 30m total
  • Indiana to London
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£99 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Indiana to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 5 December 2025.
Use the filters below to find and compare flights from Indiana to London Heathrow Airport that are best for you.

Fly from

Indiana

Fly to

Heathrow

Route

Depart

Return

Price

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Fri 16/1

14:52-06:40

1 stop10h 48m

London Heathrow

Fri 23/1

08:30-23:44

2 stops20h 14m

£426

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Mon 5/1

18:30-19:30

1 stop19h 00m

London Heathrow

Tue 13/1

12:15-17:20

1 stop11h 05m

£429

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Wed 22/4

07:30-09:35

2 stops20h 05m

London Heathrow

Mon 27/4

07:05-16:10

2 stops15h 05m

£429

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Mon 5/1

18:30-19:30

1 stop19h 00m

London Heathrow

Mon 12/1

20:35-17:20

1 stop26h 45m

£430

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Wed 25/3

16:19-09:40

1 stop12h 21m

London Heathrow

Wed 1/4

07:30-17:50

1 stop16h 20m

£436

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 22/4

12:52-14:35

2 stops20h 43m

London Heathrow

Tue 5/5

07:05-21:01

2 stops18h 56m

£438

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Tue 31/3

10:40-17:40

2 stops25h 00m

London Heathrow

Wed 8/4

06:40-16:10

1 stop15h 30m

£438

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 18/2

07:52-07:10

2 stops18h 18m

London Heathrow

Wed 25/2

13:25-14:58

2 stops30h 33m

£441

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Wed 8/4

13:55-07:20

1 stop12h 25m

London Heathrow

Tue 14/4

06:10-20:52

2 stops19h 42m

£442

CincinnatiLondon

CVG - LHR

CVGLHR

Cincinnati Cinci./N. Kentucky

Sun 18/1

14:26-06:15

1 stop10h 49m

London Heathrow

Tue 27/1

15:05-18:55

Nonstop8h 50m

£445

Flights are sorted by cheapest return flights first.

Deals found on 3/12

Showing 1-10 of 60 results
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Best time to book a flight from Indiana to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Indiana with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

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

Currently, October is the cheapest month in which you can book a flight from Indiana to London Heathrow Airport (average of £368). Flying from Indiana to London Heathrow Airport in June is currently the most expensive (average of £665). 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.

What is the cheapest time of day to fly from IN to LHR?

Find hourly flight availability from Indiana to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 5 December 2025.

One of the essential ways to save on airfare from Indiana to London Heathrow Airport is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 12% on airfare.

What is the cheapest day to fly from Indiana to London Heathrow Airport?

Use this chart to determine the cheapest time to fly return from Indiana to Heathrow. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Indiana to London Heathrow Airport flight should consider departing on Thursday evenings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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

Related info for your journey

Find useful and relevant information for your journey from Indiana to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Lufthansa, Icelandair, and Scandinavian Airlines can get you from Indiana to London Heathrow Airport in just under 10h 48m. Your travel time can differ by up to 9h 17m. Airlines will cover a distance of 3893 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from Indiana to London Heathrow Airport?

    While some choose either Chicago Midway - London Heathrow or Cincinnati Cinci./N. Kentucky - London Heathrow, Chicago O'Hare Intl - London Heathrow is the most popular route from Indiana to London Heathrow Airport.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Indiana 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 Indiana to London Heathrow Airport?

    Currently, October is the cheapest month in which you can book a flight from Indiana to London Heathrow Airport (average of £368). Flying from Indiana to London Heathrow Airport in June is currently the most expensive (average of £665). 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
Milton Keynes
Croydon
Northampton
Hounslow
Slough
Gatwick
Luton
Ilford
Wembley
Colchester
Brentford
Watford
Hayes
Crawley
Deal
Winchester
Swindon
Romford
Bedford
Chichester

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Indiana to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Indiana to Heathrow

Discover the top 2 airlines that operate flights from Indiana to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 5 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£374Average£535FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£496Average£626FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

When you search for this flight from Indiana to Heathrow, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Indiana to Heathrow.

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

Yes, we can. To see specific flights from Indiana to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes! Start tracking prices for Indiana 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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