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Cheap flights from Indianapolis to London from £171

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 30/3. Fares are subject to change and may not be available on all flights or dates of travel.
IND — LON
6 Apr — 13 Apr1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Indianapolis to London are usually found in October or September, booked 26 days in advance, depart on a Wednesday or Monday and return on a Tuesday

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 7 March 2026.

Mon 14/919:50
IND
-
LHR
1 stop10h 20m
Aer Lingus
Wed 16/908:50
LHR
-
IND
1 stop14h 30m
Aer Lingus
Deal found 4/3£482
Fri 17/406:00
IND
-
LGW
1 stop19h 20m
Multiple Airlines
Thu 23/413:05
LGW
-
IND
2 stops26h 27m
Multiple Airlines
Deal found 5/3£482
Tue 22/916:25
IND
-
LHR
1 stop14h 25m
Lufthansa
Wed 7/1006:55
LHR
-
IND
2 stops18h 41m
Lufthansa
Deal found 2/3£488
Tue 18/819:59
IND
-
LHR
2 stops17h 26m
Lufthansa
Tue 1/907:25
LHR
-
IND
2 stops18h 14m
Lufthansa
Deal found 3/3£491
Wed 1/418:44
IND
-
LGW
1 stop34h 16m
Multiple Airlines
Wed 8/414:00
LGW
-
IND
2 stops34h 32m
Multiple Airlines
Deal found 2/3£491
Wed 2/919:50
IND
-
LHR
1 stop10h 20m
Aer Lingus
Wed 16/912:00
LHR
-
IND
1 stop11h 20m
Aer Lingus
Deal found 6/3£494
Tue 31/309:34
IND
-
LGW
1 stop19h 26m
Multiple Airlines
Tue 7/414:00
LGW
-
IND
1 stop31h 13m
Multiple Airlines
Deal found 3/3£495
Mon 23/317:08
IND
-
LGW
1 stop12h 52m
Multiple Airlines
Sat 25/414:00
LGW
-
IND
2 stops26h 17m
Multiple Airlines
Deal found 5/3£496
Wed 12/821:20
IND
-
LHR
2 stops14h 20m
Lufthansa
Wed 26/806:55
LHR
-
IND
2 stops18h 44m
Lufthansa
Deal found 4/3£497
Tue 8/921:20
IND
-
LHR
2 stops19h 50m
Lufthansa
Wed 14/1009:00
LHR
-
IND
2 stops19h 48m
Lufthansa
Deal found 3/3£500
Tue 21/412:55
IND
-
LHR
2 stops15h 40m
Scandinavian Airlines
Tue 28/410:35
LHR
-
IND
2 stops39h 33m
Scandinavian Airlines
Deal found 6/3£500
Mon 12/1016:25
IND
-
LHR
1 stop14h 25m
Lufthansa
Tue 20/1007:25
LHR
-
IND
2 stops18h 11m
Lufthansa
Deal found 5/3£503

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 7 March 2026.

Round-trip from

£482

One-way from

£171

Popular in

June

Cheapest in

October

Average price

£567
17/4-23/4
  • 17/4-23/4
  • 3 total stops
  • 45h 47m total
  • Indianapolis to London
Search Deals
30/3
  • 30/3
  • 2 total stops
  • 34h 20m total
  • Indianapolis to London
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£95 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 7 March 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

Tue 31/3

12:19-07:40

2 stops14h 21m

London Heathrow

Tue 7/4

09:55-21:15

2 stops16h 20m

£563

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 1/4

05:45-10:40

1 stop23h 55m

London Heathrow

Tue 7/4

12:40-21:45

3 stops38h 05m

£568

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Tue 14/4

14:03-06:50

1 stop11h 47m

London Heathrow

Wed 22/4

12:15-00:32

1 stop17h 17m

£577

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 13/5

10:00-10:40

1 stop19h 40m

London Heathrow

Thu 21/5

08:30-15:39

1 stop12h 09m

£577

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Tue 21/4

12:47-06:45

1 stop12h 58m

London Heathrow

Tue 28/4

06:50-16:52

2 stops15h 02m

£592

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Tue 14/4

11:33-07:10

2 stops14h 37m

London Heathrow

Wed 22/4

09:55-21:15

2 stops16h 20m

£596

IndianapolisLondon

IND - LGW

INDLGW

Indianapolis

Mon 20/4

12:07-10:00

1 stop16h 53m

London Gatwick

Mon 27/4

14:00-23:58

1 stop14h 58m

£596

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Mon 20/4

19:30-06:30

2 stops30h 00m

London Heathrow

Mon 27/4

11:05-16:52

2 stops34h 47m

£601

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Thu 2/4

17:38-10:30

1 stop11h 52m

London Heathrow

Thu 9/4

14:45-00:32

1 stop14h 47m

£607

IndianapolisLondon

IND - LCY

INDLCY

Indianapolis

Wed 22/4

14:08-07:55

2 stops12h 47m

London City

Thu 30/4

09:20-21:15

2 stops16h 55m

£610

Flights are sorted by cheapest return flights first.

Deals found on 5/3

Showing 1-10 of 60 resultsSorted by cheapest first
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6

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?

Use this chart to determine the optimal time to book a return flight from Indianapolis to London. Price data was last updated on 6 March 2026.

Booking 26 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, January is the cheapest month in which you can book a flight from Indianapolis to London (average of £340). Flying from Indianapolis to London in June is currently the most expensive (average of £692). 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 IND to LON?

Find hourly flight availability from Indianapolis to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 7 March 2026.

It’s optimal to fly from Indianapolis to London in the morning. By choosing this option you can save up to 7% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Indianapolis to London?

Use this chart to determine the cheapest time to fly return from Indianapolis to London. Price data was last updated on 30 March 2025.

Travellers seeking maximum savings on their Indianapolis to London flight should consider departing on Thursday at midday when fares are most often at their lowest. Tuesday at midday 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 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.

Chicago (ORD) – chosen by Cheapflights users on 23% 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 £373.

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 Washington, D.C. (IAD) have the shortest average one-way travel time for one-stop routes: 10h 06m.

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.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated 7 March 2026.
Get a feel of what it's like to fly with British Airways from Indianapolis to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,778 reviews
Check prices

Overall

6.7

Entertainment

6.4

Boarding

6.9

Crew

7.6

Comfort

6.8

Food

6.4

Reviews

1 / 20
2.0
Mediocre

Natasha,Feb 2026

SEA - LHR

I already said the thing about the list luggage, which actually this flight.
British Airways
6.7
Okay
7,778 reviews
British Airways
6.7
Okay
7,778 reviews
Check prices

Overall

6.7

Entertainment

6.4

Boarding

6.9

Crew

7.6

Comfort

6.8

Food

6.4

Reviews

1 / 20
2.0
Mediocre

Natasha,Feb 2026

SEA - LHR

I already said the thing about the list luggage, which actually this flight.

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. 2 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 Lufthansa, Aer Lingus, and Scandinavian 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 7h 06m. 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 £373. Another option worth looking into is British Airways, starting at £451 return. You may be able to fly from Indianapolis to London for 38% 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 City 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, January is the cheapest month in which you can book a flight from Indianapolis to London (average of £340). Flying from Indianapolis to London in June is currently the most expensive (average of £692). 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
Croydon
Wembley
Luton
Gatwick
Slough
Hounslow
Ilford
Hayes
Brentford
Colchester
Guildford
Watford
Kingston upon Thames
Eastbourne
Chelmsford
Ipswich
Bedford
Romford
Southend-on-Sea

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 2 airlines flying from Indianapolis to London

Discover the top 2 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 7 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£373Average£488FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£451Average£558FlexibilityNo 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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