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Cheap flights from Indianapolis to London from £242

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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
IND — LON
5 Jun — 12 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Indianapolis to London

Enter your travel dates to find the best prices.

Cheapest flights from Indianapolis to London
Explore the most affordable flight options available from Indianapolis to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 May 2026.

Fri 9/1016:25
IND
-
LHR
1 stop12h 10m
Multiple Airlines
Tue 13/1006:50
LHR
-
IND
2 stops13h 51m
Multiple Airlines
Deal found 3/5£675
Tue 22/906:05
IND
-
LHR
2 stops22h 15m
Scandinavian Airlines
Mon 28/907:05
LHR
-
IND
3 stops18h 39m
Scandinavian Airlines
Deal found 2/5£676
Mon 28/910:20
IND
-
LHR
2 stops15h 10m
Air Canada
Fri 2/1009:30
LHR
-
IND
2 stops16h 06m
Air Canada
Deal found 4/5£678
Sun 18/1016:25
IND
-
LHR
1 stop11h 10m
Lufthansa
Sat 24/1007:25
LHR
-
IND
2 stops18h 11m
Lufthansa
Deal found 3/5£679
Mon 3/816:25
IND
-
LGW
2 stops20h 25m
SWISS
Tue 11/818:35
LGW
-
IND
2 stops26h 54m
SWISS
Deal found 3/5£679
Sat 29/819:40
IND
-
LHR
1 stop30h 15m
United Airlines
Tue 8/917:40
LHR
-
IND
1 stop27h 01m
United Airlines
Deal found 2/5£681
Fri 8/513:46
IND
-
LGW
1 stop15h 14m
Multiple Airlines
Tue 9/614:00
LGW
-
IND
1 stop33h 13m
Multiple Airlines
Deal found 1/5£683
Sat 23/512:30
IND
-
LGW
1 stop16h 30m
Multiple Airlines
Wed 27/514:00
LGW
-
IND
1 stop34h 53m
Multiple Airlines
Deal found 3/5£684
Thu 27/816:25
IND
-
LHR
1 stop11h 10m
Multiple Airlines
Mon 31/813:50
LHR
-
IND
2 stops31h 39m
Multiple Airlines
Deal found 4/5£687
Mon 28/919:50
IND
-
LHR
1 stop10h 20m
Multiple Airlines
Sun 4/1020:00
LHR
-
IND
2 stops31h 06m
Multiple Airlines
Deal found 2/5£689
Wed 21/1007:20
IND
-
LHR
1 stop18h 00m
Delta
Mon 2/1106:30
LHR
-
IND
2 stops15h 53m
Delta
Deal found 1/5£690
Sun 9/819:42
IND
-
LGW
1 stop33h 18m
Multiple Airlines
Sun 23/814:00
LGW
-
IND
1 stop33h 56m
Multiple Airlines
Deal found 1/5£690

Find flight deals from Indianapolis to London

Discover tips and strategies to find the most affordable flight options for your journey from Indianapolis (IND) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 6 May 2026.

Round-trip from

£675

One-way from

£242

Popular in

June

Cheapest in

October

Average price

£710
Air Canada
  • Air Canada
  • 9/10-13/10
  • 3 total stops
  • 26h 01m total
  • Indianapolis to London
Search Deals
British Airways
  • British Airways
  • 12/9
  • 1 total stop
  • 17h 42m total
  • Indianapolis to London
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£120 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£25 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Indianapolis to London 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 6 May 2026.
Use the filters below to find and compare flights from Indianapolis to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 21/10

07:20-06:20

1 stop18h 00m

London Heathrow

Mon 2/11

06:30-17:23

2 stops15h 53m

£690

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 21/10

15:50-07:10

1 stop10h 20m

London Heathrow

Mon 2/11

12:30-21:38

1 stop14h 08m

£705

IndianapolisLondon

IND - LGW

INDLGW

Indianapolis

Thu 27/8

14:25-09:25

2 stops14h 00m

London Gatwick

Mon 31/8

10:25-21:41

2 stops16h 16m

£735

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Mon 6/7

16:00-10:30

2 stops13h 30m

London Heathrow

Thu 16/7

09:55-21:17

2 stops16h 22m

£789

IndianapolisLondon

IND - LGW

INDLGW

Indianapolis

Mon 6/7

14:40-09:40

2 stops14h 00m

London Gatwick

Fri 17/7

10:25-23:35

2 stops18h 10m

£794

IndianapolisLondon

IND - LGW

INDLGW

Indianapolis

Fri 22/5

06:10-10:00

1 stop22h 50m

London Gatwick

Mon 25/5

14:00-13:01

1 stop28h 01m

£797

IndianapolisLondon

IND - LCY

INDLCY

Indianapolis

Thu 27/8

16:03-09:30

2 stops12h 27m

London City

Mon 31/8

09:20-18:56

2 stops14h 36m

£798

IndianapolisLondon

IND - LGW

INDLGW

Indianapolis

Thu 28/5

06:10-10:00

1 stop22h 50m

London Gatwick

Wed 10/6

14:00-22:45

1 stop13h 45m

£802

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Fri 31/7

11:38-13:15

1 stop20h 37m

London Heathrow

Fri 7/8

06:30-18:25

2 stops16h 55m

£806

IndianapolisLondon

IND - LCY

INDLCY

Indianapolis

Tue 7/7

11:00-08:50

2 stops16h 50m

London City

Tue 14/7

07:45-17:18

2 stops14h 33m

£807

Flights are sorted by cheapest return flights first.

Deals found on 3/5

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Indianapolis to London

Have a flexible travel schedule? Discover the best time to fly to London from Indianapolis 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 Indianapolis to London

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

Booking 25 days in advance of your planned departure date is, on average, the best time to get cheap flights from Indianapolis to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, March is the cheapest month in which you can book a flight from Indianapolis to London (average of £64). Flying from Indianapolis to London in June is currently the most expensive (average of £563). 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?

What’s the top stopover airport for flights from Indianapolis to London?

Share of one-stop return flights from Indianapolis to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Dublin (DUB) – chosen by Cheapflights users on 27% of one-stop itineraries from Indianapolis to London on Cheapflights.

What’s the cheapest stopover airport for flights from Indianapolis to London?

Average return fare for one-stop flights from Indianapolis to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Detroit (DTW) is the most affordable one-stop option, with an average return flight price of £369.

What’s the fastest stopover option from Indianapolis to London?

Shortest average travel time for one-stop one-way flights from Indianapolis to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Chicago (ORD) have the shortest average one-way travel time for one-stop routes: 10h 07m.

Which airport typically offers the quickest stopover for flights from Indianapolis to London?

Average stopover duration for one-stop one-way flights from Indianapolis to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Atlanta (ATL) offer the fastest connection on this route, with an average stopover time of 1h 17m.

Related info for your journey

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

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

    Indianapolis (IND), located 8.3 mi from the city center, is the airport you fly out of when you book flights from Indianapolis to London. 3 airlines have flights from Indianapolis to London on a regular basis. Booking flights from Indianapolis to London should not be difficult; the airport handles an average of 0 outbound flights to London per day.

  • How long is the flight from Indianapolis to London?

    Airlines like Delta, KLM, and Turkish Airlines fly from Indianapolis to London in about 10h 20m. The time it takes to get you to your destination can typically vary by up to 33h 05m. There are 3983 mi between Indianapolis and London. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from Indianapolis to London round-trip?

    Flying on Virgin Atlantic is currently your cheapest option to London, with prices starting at £369. Additional return tickets that might be worth considering are offered by United Airlines and British Airways, with the lowest prices starting at £435 and £446, respectively. You may be able to fly from Indianapolis to London for 41% less than the average price by searching for these airlines.

  • What are the most popular routes from Indianapolis to London?

    Most travelers choose Indianapolis - London Heathrow, Indianapolis - London Gatwick or Indianapolis - London Stansted when deciding on the best route from Indianapolis to London.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Indianapolis to London 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?

    Currently, March is the cheapest month in which you can book a flight from Indianapolis to London (average of £64). Flying from Indianapolis to London in June is currently the most expensive (average of £563). 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?

Book flights to London if you plan to visit one of these locations
Milton Keynes
Wembley
Croydon
Hounslow
Luton
Gatwick
Ilford
Slough
Hayes
Brentford
Colchester
Romford
Watford
Kingston upon Thames
Eastbourne
Ipswich
Southend-on-Sea
Guildford
Bishop's Stortford
Chelmsford

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 3 airlines flying from Indianapolis to London

Discover the top 3 airlines that operate flights from Indianapolis to London. 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 6 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£369Average£482FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
United AirlinesCheapest£435Average£551FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£446Average£550FlexibilityNo 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 Indianapolis to London?

When you search for this flight from Indianapolis to London, 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 Indianapolis to London?

Cheapflights simply makes it quick and affordable to book flights from Indianapolis to London 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 London with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Indianapolis to London, users can toggle the no change fees filter when performing a flight search.

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

Not ready to book yet? You can track prices for flights from Indianapolis to London on Cheapflights with our Price Alert feature and get notified when better prices are available.

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