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Cheap flights from Indianapolis to London from $323

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Indianapolis to London departing on 9/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Indianapolis to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
11:25 am - 9:20 am
IND
-
LHR
16h 55m
2 stops
Scandinavian Airlines Logo
7:05 am - 9:08 pm
LHR
-
IND
19h 03m
2 stops
$791Scandinavian Airlines
Tue, Apr 28 - Mon, May 4
Scandinavian Airlines Logo
6:49 am - 9:35 am
IND
-
LHR
21h 46m
2 stops
Scandinavian Airlines Logo
7:05 am - 9:08 pm
LHR
-
IND
19h 03m
2 stops
$805Scandinavian Airlines
Sun, Apr 26 - Mon, May 4
Scandinavian Airlines Logo
12:54 pm - 9:20 am
IND
-
LHR
39h 26m
2 stops
Scandinavian Airlines Logo
7:05 am - 8:50 pm
LHR
-
IND
18h 45m
2 stops
$813Scandinavian Airlines
Thu, May 14 - Wed, May 20
Scandinavian Airlines Logo
11:25 am - 4:00 pm
IND
-
LHR
23h 35m
2 stops
Scandinavian Airlines Logo
6:40 pm - 9:10 pm
LHR
-
IND
31h 30m
2 stops
$838Scandinavian Airlines
Tue, Apr 28 - Sun, May 3
Aer Lingus Logo
7:50 pm - 1:55 pm
IND
-
LHR
13h 05m
1 stop
Aer Lingus Logo
12:00 pm - 6:20 pm
LHR
-
IND
11h 20m
1 stop
$840Aer Lingus
Wed, Aug 26 - Wed, Sep 9
Scandinavian Airlines Logo
12:52 pm - 4:00 pm
IND
-
LHR
22h 08m
2 stops
Scandinavian Airlines Logo
7:05 am - 9:01 pm
LHR
-
IND
18h 56m
2 stops
$841Scandinavian Airlines
Tue, Aug 18 - Fri, Sep 4
Scandinavian Airlines Logo
12:55 pm - 5:40 pm
IND
-
LHR
23h 45m
2 stops
Scandinavian Airlines Logo
7:05 am - 9:08 pm
LHR
-
IND
19h 03m
2 stops
$843Scandinavian Airlines
Mon, Apr 27 - Mon, May 4
SWISS Logo
4:31 pm - 4:25 pm
IND
-
LHR
18h 54m
2 stops
SWISS Logo
8:05 pm - 4:29 pm
LHR
-
IND
25h 24m
2 stops
$844SWISS
Wed, Aug 12 - Mon, Aug 31
Aer Lingus Logo
7:50 pm - 1:55 pm
IND
-
LHR
13h 05m
1 stop
Aer Lingus Logo
8:50 am - 6:20 pm
LHR
-
IND
14h 30m
1 stop
$846Aer Lingus
Mon, Aug 24 - Mon, Sep 21
Aer Lingus Logo
7:50 pm - 1:55 pm
IND
-
LHR
13h 05m
1 stop
Aer Lingus Logo
8:50 am - 6:20 pm
LHR
-
IND
14h 30m
1 stop
$851Aer Lingus
Wed, Aug 19 - Fri, Aug 28

Scandinavian Airlines flights from Indianapolis to London Heathrow Airport

Our best Scandinavian Airlines deals on Indianapolis to London Heathrow Airport flight tickets
Scandinavian Airlines
Apr 28
IND11:25 amIndianapolis
16h 55m
2 stops
LHR9:20 amLondon Heathrow
May 4
LHR7:05 amLondon Heathrow
19h 03m
2 stops
IND9:08 pmIndianapolis
$791
Scandinavian Airlines
Apr 26
IND6:49 amIndianapolis
21h 46m
2 stops
LHR9:35 amLondon Heathrow
May 4
LHR7:05 amLondon Heathrow
19h 03m
2 stops
IND9:08 pmIndianapolis
$805
Scandinavian Airlines
May 14
IND12:54 pmIndianapolis
39h 26m
2 stops
LHR9:20 amLondon Heathrow
May 20
LHR7:05 amLondon Heathrow
18h 45m
2 stops
IND8:50 pmIndianapolis
$813

Aer Lingus flights from Indianapolis to London Heathrow Airport

Our best Aer Lingus deals on Indianapolis to London Heathrow Airport flight tickets
Aer Lingus
Aug 26
IND7:50 pmIndianapolis
13h 05m
1 stop
LHR1:55 pmLondon Heathrow
Sep 9
LHR12:00 pmLondon Heathrow
11h 20m
1 stop
IND6:20 pmIndianapolis
$840
Aer Lingus
Aug 24
IND7:50 pmIndianapolis
13h 05m
1 stop
LHR1:55 pmLondon Heathrow
Sep 21
LHR8:50 amLondon Heathrow
14h 30m
1 stop
IND6:20 pmIndianapolis
$846
Aer Lingus
Aug 12
IND7:50 pmIndianapolis
11h 50m
1 stop
LHR12:40 pmLondon Heathrow
Aug 26
LHR8:50 amLondon Heathrow
14h 30m
1 stop
IND6:20 pmIndianapolis
$861

momondo Fare Finder

 
Customize your flight search to find flights from Indianapolis to London Heathrow Airport 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, momondo users made 832,500 searches. Data last updated April 14, 2026.
Use the filters below to find and compare flights from Indianapolis to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Tue 4/28

11:25 am-9:20 am

2 stops16h 55m

London Heathrow

Mon 5/4

7:05 am-9:08 pm

2 stops19h 03m

$791

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Sun 4/26

6:49 am-9:35 am

2 stops21h 46m

London Heathrow

Mon 5/4

7:05 am-9:08 pm

2 stops19h 03m

$805

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Thu 5/14

12:54 pm-9:20 am

2 stops39h 26m

London Heathrow

Wed 5/20

7:05 am-8:50 pm

2 stops18h 45m

$813

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Tue 4/28

11:25 am-4:00 pm

2 stops23h 35m

London Heathrow

Sun 5/3

6:40 pm-9:10 pm

2 stops31h 30m

$838
Quickest round-trip

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 8/26

7:50 pm-1:55 pm

1 stop13h 05m

London Heathrow

Wed 9/9

12:00 pm-6:20 pm

1 stop11h 20m

$840

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Tue 8/18

12:52 pm-4:00 pm

2 stops22h 08m

London Heathrow

Fri 9/4

7:05 am-9:01 pm

2 stops18h 56m

$841

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Mon 4/27

12:55 pm-5:40 pm

2 stops23h 45m

London Heathrow

Mon 5/4

7:05 am-9:08 pm

2 stops19h 03m

$843

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 8/12

4:31 pm-4:25 pm

2 stops18h 54m

London Heathrow

Mon 8/31

8:05 pm-4:29 pm

2 stops25h 24m

$844

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Mon 8/24

7:50 pm-1:55 pm

1 stop13h 05m

London Heathrow

Mon 9/21

8:50 am-6:20 pm

1 stop14h 30m

$846

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 8/19

7:50 pm-1:55 pm

1 stop13h 05m

London Heathrow

Fri 8/28

8:50 am-6:20 pm

1 stop14h 30m

$851

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Indianapolis to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Indianapolis and London Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

The month of September is, on average, the cheapest month to fly to London Heathrow Airport from Indianapolis, with most prices found around $632. If you’re not able to fly to London Heathrow Airport in September, then February is your next best option. Flight prices from Indianapolis to London Heathrow Airport during February average around $672.

How far in advance should I book a flight to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Indianapolis when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $820 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Indianapolis for as low as $657 on momondo.

Can stopping save me money on Indianapolis to London Heathrow Airport flights?

You could potentially save up to 3% on your flight if you consider stops on a Indianapolis to London Heathrow Airport flight.

How have Indianapolis to London Heathrow Airport flight prices changed over time?

When to book flights from Indianapolis to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Indianapolis to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Indianapolis to London Heathrow Airport (IND to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Indianapolis to London Heathrow Airport

Fastest flight time

11h 10m

Direct flights

None
The fastest flight from Indianapolis to London Heathrow Airport takes 11h 10m
There are no direct flights from Indianapolis to London Heathrow Airport. There are no popular flight routes from Indianapolis to London Heathrow Airport.
Search flight deals

Frequently asked questions about flying from Indianapolis to London Heathrow Airport

  • How far is Indianapolis to London Heathrow by plane?

    London Heathrow is 3974.7 mi away from Indianapolis. 11h 10m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Indianapolis Airport to London Heathrow Airport?

    Prices for flights from Indianapolis Airport to London Heathrow Airport refresh daily.

  • How many operators does momondo search for flights from Indianapolis Airport to London Heathrow Airport?

  • How old do you have to be to fly from Indianapolis Airport to London Heathrow Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Indianapolis Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Indianapolis to London Heathrow Airport?

Best airlines flying from Indianapolis to London Heathrow Airport

Compare and see reviews for airlines that fly from Indianapolis to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $515Free CancellationRating
6.7
7,885 reviews
Search British Airways flights
Virgin AtlanticPriceFrom $531Free CancellationRating
7.5
687 reviews
Search Virgin Atlantic flights
DeltaPriceFrom $531Free CancellationRating
7.9
8,403 reviews
Search Delta flights
IberiaPriceFrom $532Free CancellationRating
7.0
3,180 reviews
Search Iberia flights
Aer LingusPriceFrom $601Free CancellationRating
7.2
1,509 reviews
Search Aer Lingus flights
American AirlinesPriceFrom $621Free CancellationRating
7.1
11,580 reviews
Search American Airlines flights
United AirlinesPriceFrom $633Free CancellationRating
7.4
9,588 reviews
Search United Airlines flights
LufthansaPriceFrom $741Free CancellationRating
6.8
7,927 reviews
Search Lufthansa flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Luton
Dover
Hayes
Slough
Stratford-upon-Avon
Crawley
Wembley
Stansted
Croydon
Dartford
Brentwood
Cobham
Folkestone
Guildford
Romford
Harrow
Watford

Why use momondo?

Why should I use momondo to find a flight deal from Indianapolis to London?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Indianapolis.

Can I find flights from Indianapolis to London with flexible booking policies on momondo?

All flight searches from Indianapolis to London on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Indianapolis to London?

momondo provides multiple filters to help you find the best flight to London from Indianapolis. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Indianapolis to London right now. Can momondo alert me if prices change?

Price alerts on flights to London from Indianapolis are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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