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Cheap flights from Indianapolis to London from £241

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 25/4. Fares are subject to change and may not be available on all flights or dates of travel.
IND — LON
10 May — 17 May1
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 10 April 2026.

Tue 29/912:52
IND
-
LHR
2 stops39h 28m
Scandinavian Airlines
Fri 2/1006:40
LHR
-
IND
2 stops21h 35m
Scandinavian Airlines
Deal found 5/4£583
Tue 13/1006:05
IND
-
LHR
2 stops30h 35m
Scandinavian Airlines
Tue 10/1110:20
LHR
-
IND
2 stops39h 38m
Scandinavian Airlines
Deal found 8/4£594
Wed 21/1007:20
IND
-
LHR
2 stops21h 15m
Scandinavian Airlines
Mon 2/1106:40
LHR
-
IND
2 stops19h 07m
Scandinavian Airlines
Deal found 7/4£599
Wed 21/1012:52
IND
-
LHR
2 stops15h 43m
Scandinavian Airlines
Fri 30/1019:30
LHR
-
IND
2 stops29h 28m
Scandinavian Airlines
Deal found 9/4£601
Thu 7/506:49
IND
-
LHR
2 stops21h 46m
Scandinavian Airlines
Thu 14/506:40
LHR
-
IND
2 stops19h 40m
Scandinavian Airlines
Deal found 7/4£604
Wed 21/1007:20
IND
-
LHR
2 stops21h 15m
Scandinavian Airlines
Tue 3/1121:05
LHR
-
IND
3 stops28h 53m
Scandinavian Airlines
Deal found 6/4£610
Mon 17/814:28
IND
-
LGW
2 stops39h 52m
Multiple Airlines
Wed 2/914:00
LGW
-
IND
1 stop33h 56m
Multiple Airlines
Deal found 9/4£637
Sun 19/406:00
IND
-
STN
2 stops20h 50m
Multiple Airlines
Tue 21/407:55
STN
-
IND
3 stops45h 03m
Multiple Airlines
Deal found 5/4£640
Mon 17/814:28
IND
-
LGW
2 stops39h 52m
Multiple Airlines
Tue 1/914:00
LGW
-
IND
1 stop33h 56m
Multiple Airlines
Deal found 9/4£648
Mon 17/814:28
IND
-
LGW
2 stops39h 52m
Multiple Airlines
Thu 3/914:00
LGW
-
IND
1 stop14h 40m
Multiple Airlines
Deal found 9/4£650
Mon 12/1021:08
IND
-
LCY
2 stops15h 47m
Lufthansa
Tue 20/1009:15
LCY
-
IND
2 stops19h 27m
Lufthansa
Deal found 5/4£652
Mon 20/408:40
IND
-
STN
3 stops34h 40m
Multiple Airlines
Thu 23/406:55
STN
-
IND
3 stops46h 03m
Multiple Airlines
Deal found 9/4£665

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 10 April 2026.

Round-trip from

£583

One-way from

£241

Popular in

June

Cheapest in

October

Average price

£670
Scandinavian Airlines
  • Scandinavian Airlines
  • 29/9-2/10
  • 4 total stops
  • 61h 03m total
  • Indianapolis to London
Search Deals
25/4
  • 25/4
  • 3 total stops
  • 59h 23m total
  • Indianapolis to London
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£113 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£26 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 10 April 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

Sat 12/9

19:40-06:55

1 stop30h 15m

London Heathrow

Sun 20/9

17:40-20:36

1 stop31h 56m

£704

IndianapolisLondon

IND - LCY

INDLCY

Indianapolis

Wed 19/8

12:52-09:30

2 stops15h 38m

London City

Fri 4/9

10:00-21:07

2 stops16h 07m

£737

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Tue 5/5

17:58-13:05

2 stops14h 07m

London Heathrow

Sun 17/5

08:40-18:34

2 stops14h 54m

£741

IndianapolisLondon

IND - LCY

INDLCY

Indianapolis

Sun 16/8

17:00-07:15

2 stops57h 15m

London City

Fri 4/9

10:00-21:07

2 stops16h 07m

£742

IndianapolisLondon

IND - LCY

INDLCY

Indianapolis

Fri 8/5

14:07-07:55

2 stops12h 48m

London City

Tue 19/5

08:25-18:34

2 stops15h 09m

£759

IndianapolisLondon

IND - LCY

INDLCY

Indianapolis

Mon 11/5

15:59-09:30

2 stops12h 31m

London City

Wed 20/5

09:20-18:34

2 stops14h 14m

£759

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Sun 17/5

10:46-05:55

2 stops14h 09m

London Heathrow

Tue 26/5

06:50-19:01

2 stops17h 11m

£760

IndianapolisLondon

IND - LCY

INDLCY

Indianapolis

Fri 21/8

07:20-09:30

2 stops21h 10m

London City

Fri 4/9

09:20-21:01

2 stops16h 41m

£774

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Sun 17/5

17:09-10:20

1 stop12h 11m

London Heathrow

Mon 25/5

06:30-17:10

2 stops15h 40m

£780

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Sat 9/5

15:40-08:30

1 stop11h 50m

London Heathrow

Fri 15/5

11:05-18:47

2 stops36h 42m

£785

Flights are sorted by cheapest return flights first.

Deals found on 5/4

Showing 1-10 of 60 resultsSorted by cheapest first
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2
3
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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 3 April 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 £339). Flying from Indianapolis to London in June is currently the most expensive (average of £689). 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 10 April 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 £372.

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 10 April 2026.
Get a feel of what it's like to fly with Aer Lingus 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.
Aer Lingus
7.2
Good
1,500 reviews
Check prices

Crew

8.1

Entertainment

7.0

Comfort

7.2

Overall

7.2

Boarding

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

SFO - DUB

The boarding went smoothly, the crew were great and helped me with an extra pillow, the food was good including complementary wine with dinner (economy seating), and I was able to sleep. The flight arrived early which helped with connections. Overall a great experience.
Aer Lingus
7.2
Good
1,500 reviews
Aer Lingus
7.2
Good
1,500 reviews
Check prices

Crew

8.1

Entertainment

7.0

Comfort

7.2

Overall

7.2

Boarding

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

SFO - DUB

The boarding went smoothly, the crew were great and helped me with an extra pillow, the food was good including complementary wine with dinner (economy seating), and I was able to sleep. The flight arrived early which helped with connections. Overall a great experience.

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 United Airlines, Delta, and Turkish Airlines fly from Indianapolis to London in about 15h 38m. The time it takes to get you to your destination can typically vary by up to 19h 07m. There are 4001 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 £372. Another option worth looking into is British Airways, starting at £450 return. You may be able to fly from Indianapolis to London for 40% 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, January is the cheapest month in which you can book a flight from Indianapolis to London (average of £339). Flying from Indianapolis to London in June is currently the most expensive (average of £689). 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
Gatwick
Luton
Ilford
Slough
Hayes
Brentford
Colchester
Watford
Kingston upon Thames
Romford
Eastbourne
Chelmsford
Ipswich
Southend-on-Sea
Guildford
Bishop's Stortford

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 10 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£372Average£486FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£450Average£556FlexibilityNo 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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