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Cheap flights from Indianapolis to London from $337

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 9/9. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Indianapolis to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
2:00 pm - 12:40 pm
IND
-
LHR
17h 40m
2 stops
Lufthansa Logo
10:50 am - 11:40 pm
LHR
-
IND
17h 50m
2 stops
$990Lufthansa
Sun, Aug 30 - Tue, Sep 8
Delta Logo
1:41 pm - 6:25 am
IND
-
LHR
11h 44m
1 stop
Delta Logo
6:30 am - 6:56 pm
LHR
-
IND
17h 26m
2 stops
$991Delta
Mon, Aug 24 - Sun, Aug 30
United Airlines Logo
7:43 pm - 10:40 am
IND
-
LHR
9h 57m
1 stop
United Airlines Logo
8:30 am - 3:41 pm
LHR
-
IND
12h 11m
1 stop
$992United Airlines
Sun, Aug 30 - Tue, Sep 8
Air Canada Logo
4:25 pm - 8:35 am
IND
-
LHR
11h 10m
1 stop
Air Canada Logo
1:50 pm - 8:44 pm
LHR
-
IND
35h 54m
2 stops
$994Air Canada
Thu, Aug 27 - Mon, Aug 31
SWISS Logo
7:43 pm - 10:40 am
IND
-
LHR
9h 57m
1 stop
SWISS Logo
1:50 pm - 4:33 pm
LHR
-
IND
31h 43m
2 stops
$995SWISS
Mon, Aug 24 - Mon, Aug 31
Delta Logo
2:24 pm - 10:20 am
IND
-
LHR
14h 56m
2 stops
Delta Logo
6:30 am - 5:45 pm
LHR
-
IND
16h 15m
2 stops
$996Delta
Mon, Aug 24 - Sun, Aug 30
Multiple Airlines Logo
10:20 am - 6:30 am
IND
-
LHR
15h 10m
2 stops
Multiple Airlines Logo
6:50 am - 3:44 pm
LHR
-
IND
13h 54m
2 stops
$997Multiple Airlines
Wed, Sep 2 - Mon, Sep 7
Delta Logo
5:29 pm - 8:10 pm
IND
-
LHR
21h 41m
1 stop
Delta Logo
10:45 am - 5:25 pm
LHR
-
IND
11h 40m
1 stop
$999Delta
Sat, Aug 29 - Tue, Sep 8
Scandinavian Airlines Logo
12:59 pm - 9:35 am
IND
-
LHR
15h 36m
2 stops
Scandinavian Airlines Logo
9:05 pm - 9:23 pm
LHR
-
IND
29h 18m
3 stops
$1,000Scandinavian Airlines
Sun, Aug 23 - Fri, Aug 28
Lufthansa Logo
4:25 pm - 9:35 am
IND
-
LHR
12h 10m
1 stop
Lufthansa Logo
8:30 am - 8:44 pm
LHR
-
IND
17h 14m
1 stop
$1,001Lufthansa
Wed, Sep 2 - Mon, Sep 7

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Lufthansa flights from Indianapolis to London Heathrow Airport

Our best Lufthansa deals on Indianapolis to London Heathrow Airport flight tickets
Lufthansa
Aug 30
IND2:00 pmIndianapolis
17h 40m
2 stops
LHR12:40 pmLondon Heathrow
Sep 8
LHR10:50 amLondon Heathrow
17h 50m
2 stops
IND11:40 pmIndianapolis
$990
Lufthansa
Sep 2
IND4:25 pmIndianapolis
12h 10m
1 stop
LHR9:35 amLondon Heathrow
Sep 7
LHR8:30 amLondon Heathrow
17h 14m
1 stop
IND8:44 pmIndianapolis
$1,001
Lufthansa
Aug 22
IND7:31 pmIndianapolis
15h 09m
2 stops
LHR3:40 pmLondon Heathrow
Sep 3
LHR10:50 amLondon Heathrow
17h 45m
2 stops
IND11:35 pmIndianapolis
$1,005

United Airlines flights from Indianapolis to London Heathrow Airport

Our best United Airlines deals on Indianapolis to London Heathrow Airport flight tickets
United Airlines
Aug 30
IND7:43 pmIndianapolis
9h 57m
1 stop
LHR10:40 amLondon Heathrow
Sep 8
LHR8:30 amLondon Heathrow
12h 11m
1 stop
IND3:41 pmIndianapolis
$992
United Airlines
Nov 27
IND5:49 amIndianapolis
24h 01m
1 stop
LHR10:50 amLondon Heathrow
Dec 5
LHR6:00 pmLondon Heathrow
29h 05m
1 stop
IND6:05 pmIndianapolis
$997
United Airlines
Aug 19
IND5:45 amIndianapolis
23h 55m
1 stop
LHR10:40 amLondon Heathrow
Aug 30
LHR2:10 pmLondon Heathrow
30h 34m
1 stop
IND3:44 pmIndianapolis
$1,007

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 June 15, 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

Sun 8/30

2:00 pm-12:40 pm

2 stops17h 40m

London Heathrow

Tue 9/8

10:50 am-11:40 pm

2 stops17h 50m

$990

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Mon 8/24

1:41 pm-6:25 am

1 stop11h 44m

London Heathrow

Sun 8/30

6:30 am-6:56 pm

2 stops17h 26m

$991
Quickest round-trip

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Sun 8/30

7:43 pm-10:40 am

1 stop9h 57m

London Heathrow

Tue 9/8

8:30 am-3:41 pm

1 stop12h 11m

$992

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Thu 8/27

4:25 pm-8:35 am

1 stop11h 10m

London Heathrow

Mon 8/31

1:50 pm-8:44 pm

2 stops35h 54m

$994

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Mon 8/24

7:43 pm-10:40 am

1 stop9h 57m

London Heathrow

Mon 8/31

1:50 pm-4:33 pm

2 stops31h 43m

$995

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Mon 8/24

2:24 pm-10:20 am

2 stops14h 56m

London Heathrow

Sun 8/30

6:30 am-5:45 pm

2 stops16h 15m

$996

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 9/2

10:20 am-6:30 am

2 stops15h 10m

London Heathrow

Mon 9/7

6:50 am-3:44 pm

2 stops13h 54m

$997

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Sat 8/29

5:29 pm-8:10 pm

1 stop21h 41m

London Heathrow

Tue 9/8

10:45 am-5:25 pm

1 stop11h 40m

$999

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Sun 8/23

12:59 pm-9:35 am

2 stops15h 36m

London Heathrow

Fri 8/28

9:05 pm-9:23 pm

3 stops29h 18m

$1,000

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 9/2

4:25 pm-9:35 am

1 stop12h 10m

London Heathrow

Mon 9/7

8:30 am-8:44 pm

1 stop17h 14m

$1,001

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 $661. 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 from Indianapolis 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 $840 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 $696 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

10h 10m

Direct flights

None
The fastest flight from Indianapolis to London Heathrow Airport takes 10h 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. 10h 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 $510Free CancellationRating
6.7
8,050 reviews
Search British Airways flights
IberiaPriceFrom $526Free CancellationRating
7.0
3,237 reviews
Search Iberia flights
Virgin AtlanticPriceFrom $531Free CancellationRating
7.5
690 reviews
Search Virgin Atlantic flights
DeltaPriceFrom $531Free CancellationRating
7.9
8,397 reviews
Search Delta flights
American AirlinesPriceFrom $598Free CancellationRating
7.1
11,659 reviews
Search American Airlines flights
Aer LingusPriceFrom $601Free CancellationRating
7.3
1,603 reviews
Search Aer Lingus flights
United AirlinesPriceFrom $633Free CancellationRating
7.4
9,834 reviews
Search United Airlines flights
LufthansaPriceFrom $741Free CancellationRating
6.8
8,064 reviews
Search Lufthansa flights

Traveling to a place near London?

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

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

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