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Cheap flights from Indianapolis to London 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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
IND — LON
4 Jan — 11 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Indianapolis to London are usually found in October or August, booked 84 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 5 December 2025.

Wed 10/1214:42IND - LHR
1 stop10h 58mMultiple Airlines
Tue 16/1210:25LHR - IND
1 stop12h 19mMultiple Airlines
Deal found 3/12£435
Wed 10/1211:33IND - LHR
1 stop13h 52mDelta
Tue 16/1210:10LHR - IND
2 stops19h 02mDelta
Deal found 3/12£451
Wed 31/1206:35IND - LHR
1 stop19h 30mVirgin Atlantic
Wed 7/120:00LHR - IND
1 stop21h 12mVirgin Atlantic
Deal found 3/12£470
Thu 11/1214:42IND - LHR
1 stop10h 58mMultiple Airlines
Tue 16/1210:25LHR - IND
1 stop12h 19mMultiple Airlines
Deal found 3/12£471
Wed 31/1210:25IND - LHR
2 stops15h 40mDelta
Wed 7/113:00LHR - IND
2 stops16h 06mDelta
Deal found 3/12£473
Wed 31/1219:44IND - LHR
1 stop10h 06mUnited Airlines
Wed 7/113:25LHR - IND
2 stops37h 47mUnited Airlines
Deal found 3/12£474
Wed 31/1212:36IND - LHR
2 stops13h 34mAir Canada
Wed 7/113:25LHR - IND
2 stops27h 07mAir Canada
Deal found 3/12£486
Thu 11/1207:00IND - LHR
1 stop18h 25mDelta
Tue 16/1210:10LHR - IND
2 stops19h 02mDelta
Deal found 3/12£489
Wed 31/1213:04IND - LHR
1 stop13h 46mBritish Airways
Wed 7/112:40LHR - IND
2 stops37h 20mBritish Airways
Deal found 3/12£502
Mon 8/1220:00IND - LHR
1 stop10h 25mAer Lingus
Wed 10/1208:50LHR - IND
1 stop14h 40mAer Lingus
Deal found 4/12£507
Thu 11/1212:10IND - LHR
2 stops14h 00mAir Canada
Tue 16/1213:25LHR - IND
2 stops15h 13mAir Canada
Deal found 3/12£510
Mon 29/1216:15IND - LHR
2 stops33h 55mUnited Airlines
Sat 10/116:20LHR - IND
1 stop23h 08mUnited Airlines
Deal found 3/12£528

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 5 December 2025.

Round-trip from

£354

One-way from

£166

Popular in

June

Cheapest in

October

Average price

£740
25/1-5/2
  • 25/1-5/2
  • 2 total stops
  • 56h 09m total
  • Indianapolis to London
Search Deals
Aer Lingus
  • Aer Lingus
  • 4/3
  • 1 total stop
  • 10h 25m total
  • Indianapolis 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 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 5 December 2025.
Use the filters below to find and compare flights from Indianapolis to London that are best for you.

Fly from

Indianapolis

Fly to

London

Route

Depart

Return

Price

IndianapolisLondon

IND - LGW

INDLGW

Indianapolis

Sat 17/1

12:21-10:05

1 stop16h 44m

London Gatwick

Sat 24/1

14:00-09:43

1 stop24h 43m

£371

IndianapolisLondon

IND - LGW

INDLGW

Indianapolis

Fri 30/1

14:12-10:00

1 stop14h 48m

London Gatwick

Thu 5/2

14:00-09:43

1 stop24h 43m

£393

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

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

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 25/2

07:10-06:25

1 stop18h 15m

London Heathrow

Wed 4/3

06:20-17:20

2 stops16h 00m

£448

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 29/4

10:02-06:55

1 stop15h 53m

London Heathrow

Fri 8/5

12:40-13:59

2 stops30h 19m

£448

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 18/2

12:24-16:00

2 stops22h 36m

London Heathrow

Mon 23/2

06:40-21:06

2 stops19h 26m

£449

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Fri 23/1

12:27-09:20

2 stops15h 53m

London Heathrow

Tue 27/1

06:40-21:09

2 stops19h 29m

£450

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 18/2

12:24-16:25

3 stops23h 01m

London Heathrow

Wed 25/2

06:40-20:54

2 stops19h 14m

£452

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 25/2

06:47-17:40

2 stops29h 53m

London Heathrow

Wed 4/3

21:05-20:54

3 stops28h 49m

£455

Flights are sorted by cheapest return flights first.

Deals found on 4/12

Showing 1-10 of 60 results
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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?

Use this chart to determine the optimal time to book a return flight from Indianapolis to London. Price data was last updated on 28 November 2025.

Booking 84 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, October is the cheapest month in which you can book a flight from Indianapolis to London (average of £368). Flying from Indianapolis to London 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 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 5 December 2025.

It’s optimal to fly from Indianapolis to London in the evening. By choosing this option you can save up to 21% on the cost of your flight, compared to a flight at midday.

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 16 December 2024.

Travellers seeking maximum savings on their Indianapolis to London flight should consider departing on Sunday afternoons 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 31% 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 £374.

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 Boston (BOS) have the shortest average one-way travel time for one-stop routes: 9h 45m.

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 Boston (BOS) offer the fastest connection on this route, with an average stopover time of 1h 10m.

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 5 December 2025.
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
7,562 reviews
Check prices

Crew

7.6

Food

6.4

Comfort

6.7

Overall

6.7

Boarding

6.9

Entertainment

6.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

IAD - LHR

The plane had to load and unload passengers not through a jet way but out on the tarmac at Heathrow. The steps were steep. We weren't expecting to have to carry our luggage up and down stairs.
British Airways
6.7
Okay
7,562 reviews
British Airways
6.7
Okay
7,562 reviews
Check prices

Crew

7.6

Food

6.4

Comfort

6.7

Overall

6.7

Boarding

6.9

Entertainment

6.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

IAD - LHR

The plane had to load and unload passengers not through a jet way but out on the tarmac at Heathrow. The steps were steep. We weren't expecting to have to carry our luggage up and down stairs.

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 Scandinavian Airlines, United Airlines, and Delta fly from Indianapolis to London in about 18h 15m. The time it takes to get you to your destination can typically vary by up to 2h 28m. 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 £374. Another option worth looking into is British Airways, starting at £496 return. You may be able to fly from Indianapolis to London for 42% 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, October is the cheapest month in which you can book a flight from Indianapolis to London (average of £368). Flying from Indianapolis to London 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?

Book flights to London if you plan to visit one of these locations
Milton Keynes
Croydon
Hounslow
Slough
Gatwick
Luton
Ilford
Wembley
Colchester
Brentford
Watford
Hayes
Crawley
Deal
Winchester
Romford
Bedford
Chichester
Guildford
Ipswich

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Alternative routes for Indianapolis to London

See prices for flight routes from nearby airports that may be better suited for you.
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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 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 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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