Which layover airport offers the lowest fares from Indianapolis to London?

Flights via New York (JFK) offer the lowest average round-trip price of $577.

What is the cheapest airline that flies from Indianapolis to London?

Aer Lingus, United Airlines, and American Airlines are the most popular carriers operating from Indianapolis to London

Which layover airport has the shortest connection time from Indianapolis to London?

Washington, D.C. (IAD) has the shortest average layover time for this route: 1h 13m.

Which airport is the most popular layover for flights between Indianapolis and London?

Dublin (DUB) was the most common stop: 51% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to London?

British Airways, American Airlines and United Airlines are the top three most popular airlines that fly to London from Indianapolis according to our data. British Airways is the first choice among our users, with 46% of people opting to fly with this airline when traveling to London. Keep in mind that there are 11 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from Indianapolis to London?

Flights connecting via Washington, D.C. (IAD) have the shortest average one-way travel time: 9h 58m.

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

Prices for flights from Indianapolis Airport to London refresh daily.

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

As of August 2026, there are 8 operators available to choose from for flights from Indianapolis Airport to London.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Indianapolis Airport to London.

What documentation or ID do you need to fly to London?

The required travel and health documents for your London trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$273 Cheap Flights from Indianapolis to London in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Indianapolis to London

Round-trip

One-way

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Enter your travel dates to find the best prices.

4:25 pm - 9:35 amIND Indianapolis-LHR London Heathrow

12h 10m1 stop Toronto Pearson Intl

8:05 pm - 8:41 pmLHR London Heathrow-IND Indianapolis

29h 36m2 stops Zurich Toronto Pearson Intl

$890Multiple Airlines

Mon, Sep 21 - Mon, Sep 28

3:10 pm - 9:25 amIND Indianapolis-LGW London Gatwick

13h 15m2 stops Raleigh-Durham Paris Charles de Gaulle

10:00 am - 10:29 pmLGW London Gatwick-IND Indianapolis

16h 29m2 stops Paris Charles de Gaulle Atlanta Hartsfield-Jackson

$890Air France

Tue, Oct 20 - Thu, Oct 29

10:51 am - 6:30 amIND Indianapolis-LHR London Heathrow

14h 39m2 stops Newark Montreal Pierre Elliott Trudeau Intl

9:00 am - 10:14 pmLHR London Heathrow-IND Indianapolis

17h 14m2 stops Zurich Chicago O'Hare Intl

$892United Airlines

Tue, Oct 20 - Thu, Oct 29

9:55 am - 5:55 amIND Indianapolis-LHR London Heathrow

15h 00m2 stops Washington, D.C. Dulles Intl Newark

6:50 am - 5:51 pmLHR London Heathrow-IND Indianapolis

15h 01m2 stops Brussels Bruxelles-National Chicago O'Hare Intl

$892United Airlines

Wed, Oct 21 - Fri, Oct 30

5:25 pm - 1:05 pmIND Indianapolis-LHR London Heathrow

14h 40m2 stops Atlanta Hartsfield-Jackson Minneapolis St Paul

11:45 am - 9:32 pmLHR London Heathrow-IND Indianapolis

14h 47m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$893Delta

Tue, Oct 13 - Tue, Nov 10

3:24 pm - 12:05 pmIND Indianapolis-LHR London Heathrow

15h 41m2 stops Chicago O'Hare Intl Madrid Barajas

7:40 pm - 11:05 pmLHR London Heathrow-IND Indianapolis

32h 25m2 stops Madrid Barajas New York John F Kennedy Intl

$895Iberia

Wed, Nov 25 - Mon, Nov 30

4:25 pm - 8:35 amIND Indianapolis-LHR London Heathrow

11h 10m1 stop Toronto Pearson Intl

8:30 am - 8:41 pmLHR London Heathrow-IND Indianapolis

17h 11m1 stop Toronto Pearson Intl

$897Lufthansa

Tue, Oct 13 - Tue, Oct 20

4:25 pm - 9:35 amIND Indianapolis-LHR London Heathrow

12h 10m1 stop Toronto Pearson Intl

12:05 pm - 8:41 pmLHR London Heathrow-IND Indianapolis

13h 36m1 stop Toronto Pearson Intl

$897Lufthansa

Mon, Sep 28 - Tue, Oct 6

12:58 pm - 9:00 amIND Indianapolis-LGW London Gatwick

15h 02m2 stops New York John F Kennedy Intl Paris Charles de Gaulle

10:00 am - 8:47 pmLGW London Gatwick-IND Indianapolis

15h 47m2 stops Paris Charles de Gaulle Boston Logan Intl

$900Delta

Mon, Nov 9 - Tue, Nov 17

1:59 pm - 10:50 amIND Indianapolis-LGW London Gatwick

15h 51m2 stops Boston Logan Intl Madrid Barajas

8:40 pm - 10:30 pmLGW London Gatwick-IND Indianapolis

30h 50m2 stops Madrid Barajas New York John F Kennedy Intl

$902Iberia

Wed, Sep 23 - Wed, Oct 7

Cheap last minute flights

Enter your travel dates to find the best prices.

6:00 am - 8:30 amIND Indianapolis-LHR London Heathrow

21h 30m1 stop Chicago O'Hare Intl

6:50 am - 4:33 pmLHR London Heathrow-IND Indianapolis

14h 43m2 stops Brussels Bruxelles-National Chicago O'Hare Intl

$1,021United Airlines

Wed, Sep 2 - Tue, Sep 8

2:00 pm - 8:30 amIND Indianapolis-LHR London Heathrow

13h 30m1 stop Chicago O'Hare Intl

2:10 pm - 8:41 pmLHR London Heathrow-IND Indianapolis

11h 31m1 stop Toronto Pearson Intl

$1,049United Airlines

Wed, Sep 2 - Tue, Sep 8

4:25 pm - 9:35 amIND Indianapolis-LHR London Heathrow

12h 10m1 stop Toronto Pearson Intl

6:40 pm - 4:33 pmLHR London Heathrow-IND Indianapolis

26h 53m2 stops Zurich Chicago O'Hare Intl

$1,061Multiple Airlines

Wed, Sep 2 - Mon, Sep 7

10:20 am - 5:05 pmIND Indianapolis-LHR London Heathrow

25h 45m2 stops Toronto Pearson Intl Brussels Bruxelles-National

8:05 pm - 4:33 pmLHR London Heathrow-IND Indianapolis

49h 28m2 stops Zurich Chicago O'Hare Intl

$1,061Multiple Airlines

Wed, Sep 2 - Mon, Sep 7

4:25 pm - 8:35 amIND Indianapolis-LHR London Heathrow

11h 10m1 stop Toronto Pearson Intl

7:25 am - 8:44 pmLHR London Heathrow-IND Indianapolis

18h 19m2 stops Munich Franz Josef Strauss Toronto Pearson Intl

$1,070Lufthansa

Mon, Aug 31 - Sun, Sep 6

4:25 pm - 11:50 amIND Indianapolis-LHR London Heathrow

14h 25m1 stop Toronto Pearson Intl

7:25 am - 8:44 pmLHR London Heathrow-IND Indianapolis

18h 19m2 stops Munich Franz Josef Strauss Toronto Pearson Intl

$1,071Lufthansa

Mon, Aug 31 - Sun, Sep 6

6:50 am - 6:20 amIND Indianapolis-LHR London Heathrow

18h 30m1 stop New York John F Kennedy Intl

11:30 am - 11:05 pmLHR London Heathrow-IND Indianapolis

16h 35m2 stops Paris Charles de Gaulle Minneapolis St Paul

$1,079Delta

Wed, Sep 2 - Mon, Sep 7

4:16 pm - 1:05 pmIND Indianapolis-LHR London Heathrow

15h 49m1 stop Minneapolis St Paul

8:40 am - 9:27 pmLHR London Heathrow-IND Indianapolis

17h 47m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$1,099Delta

Mon, Aug 31 - Sun, Sep 6

12:14 pm - 1:30 pmIND Indianapolis-LHR London Heathrow

20h 16m2 stops Chicago O'Hare Intl Dublin

8:50 am - 11:58 pmLHR London Heathrow-IND Indianapolis

20h 08m2 stops Dublin Chicago O'Hare Intl

$1,124Aer Lingus

Wed, Sep 2 - Mon, Sep 7

12:14 pm - 1:30 pmIND Indianapolis-LHR London Heathrow

20h 16m2 stops Chicago O'Hare Intl Dublin

8:10 pm - 7:37 pmLHR London Heathrow-IND Indianapolis

28h 27m2 stops Dublin Chicago O'Hare Intl

$1,129Aer Lingus

Wed, Sep 2 - Mon, Sep 7

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British Airways flights from Indianapolis to London

Our best British Airways deals on Indianapolis to London flight tickets

British Airways

Oct 10

IND8:58 pmIndianapolis

28h 52m

1 stop

LHR6:50 amLondon Heathrow

Nov 4

LHR6:45 pmLondon Heathrow

33h 05m

2 stops

IND10:50 pmIndianapolis

$935

British Airways

Sep 9

IND2:31 pmIndianapolis

11h 19m

1 stop

LHR6:50 amLondon Heathrow

Apr 14

LHR11:35 amLondon Heathrow

11h 55m

1 stop

IND6:30 pmIndianapolis

$1,050

British Airways

Oct 21

IND7:50 pmIndianapolis

11h 55m

1 stop

LCY12:45 pmLondon City

Oct 28

LCY7:40 amLondon City

18h 18m

2 stops

IND9:58 pmIndianapolis

$1,142

Lufthansa flights from Indianapolis to London

Our best Lufthansa deals on Indianapolis to London flight tickets

Lufthansa

Sep 28

IND4:25 pmIndianapolis

12h 10m

1 stop

LHR9:35 amLondon Heathrow

Oct 6

LHR12:05 pmLondon Heathrow

13h 36m

1 stop

IND8:41 pmIndianapolis

$897

Lufthansa

Sep 28

IND4:25 pmIndianapolis

12h 10m

1 stop

LHR9:35 amLondon Heathrow

Oct 6

LHR12:05 pmLondon Heathrow

13h 36m

1 stop

IND8:41 pmIndianapolis

$898

Lufthansa

Jan 16

IND3:10 pmIndianapolis

20h 30m

2 stops

LCY4:40 pmLondon City

Jan 18

LCY9:50 amLondon City

15h 32m

2 stops

IND8:22 pmIndianapolis

$909

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Mon 9/21

4:25 pm-9:35 am

1 stop12h 10m

London Heathrow

Mon 9/28

8:05 pm-8:41 pm

2 stops29h 36m

$890

IndianapolisLondon

IND Indianapolis - LGW London Gatwick

INDLGW

Indianapolis

Tue 10/20

3:10 pm-9:25 am

2 stops13h 15m

London Gatwick

Thu 10/29

10:00 am-10:29 pm

2 stops16h 29m

$890

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Tue 10/20

10:51 am-6:30 am

2 stops14h 39m

London Heathrow

Thu 10/29

9:00 am-10:14 pm

2 stops17h 14m

$892

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Wed 10/21

9:55 am-5:55 am

2 stops15h 00m

London Heathrow

Fri 10/30

6:50 am-5:51 pm

2 stops15h 01m

$892

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Tue 10/13

5:25 pm-1:05 pm

2 stops14h 40m

London Heathrow

Tue 11/10

11:45 am-9:32 pm

2 stops14h 47m

$893

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Wed 11/25

3:24 pm-12:05 pm

2 stops15h 41m

London Heathrow

Mon 11/30

7:40 pm-11:05 pm

2 stops32h 25m

$895

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Tue 10/13

4:25 pm-8:35 am

1 stop11h 10m

London Heathrow

Tue 10/20

8:30 am-8:41 pm

1 stop17h 11m

$897

Quickest round-trip

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Mon 9/28

4:25 pm-9:35 am

1 stop12h 10m

London Heathrow

Tue 10/6

12:05 pm-8:41 pm

1 stop13h 36m

$897

IndianapolisLondon

IND Indianapolis - LGW London Gatwick

INDLGW

Indianapolis

Mon 11/9

12:58 pm-9:00 am

2 stops15h 02m

London Gatwick

Tue 11/17

10:00 am-8:47 pm

2 stops15h 47m

$900

IndianapolisLondon

IND Indianapolis - LGW London Gatwick

INDLGW

Indianapolis

Wed 9/23

1:59 pm-10:50 am

2 stops15h 51m

London Gatwick

Wed 10/7

8:40 pm-10:30 pm

2 stops30h 50m

$902

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Indianapolis to London

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

Prices

Airlines

Layovers

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

Prices are currently typical for flights on this route.

Typical prices usually range from $709 to $1,110.
The lowest price recently found on this route was $895.

What is the cheapest month to fly to London?

The cheapest month to fly to London from Indianapolis is in February. Flight prices, which tend to average around $709, are often lower during this time because this is during the off-season. The month of January is another great option to travel to London, with average flight prices from Indianapolis averaging around $730.

How far in advance should I book a flight from Indianapolis to London?

You are more likely to see cheaper flights to London from Indianapolis when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $873 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Indianapolis for as low as $764 on momondo.

Can stopping save me money on Indianapolis to London flights?

You could potentially save up to 38% on your flight if you consider stops on a Indianapolis to London flight.

How have Indianapolis to London flight prices changed over time?

As of August 2026, prices for Indianapolis to London flights are approximately 46% cheaper when compared to flights at the same time last year.

When to book flights from Indianapolis to London

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

Estimated round-trip price

Cheap Indianapolis to London (IND to LON) flight deals and tips

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

Best Price Found	$273
Fastest flight time	11h 05m
Direct flights	None

The best one-way flight to London from Indianapolis in the past 72 hours is $273. The best round-trip flight deal from Indianapolis to London found on momondo in the last 72 hours is $890.

The fastest flight from Indianapolis to London takes 11h 05m

There are no direct flights from Indianapolis to London. There are no popular flight routes from Indianapolis to London.

Search flight deals

Frequently asked questions about flying from Indianapolis to London

How far is Indianapolis to London by plane?
The straight-line distance from Indianapolis to London is 3986.9 mi. A reasonable flight in good conditions will take 11h 05m.
When did momondo last update prices for flights from Indianapolis Airport to London?
Prices for flights from Indianapolis Airport to London refresh daily.
How many operators does momondo search for flights from Indianapolis Airport to London?
As of August 2026, there are 8 operators available to choose from for flights from Indianapolis Airport to London.
How old do you have to be to fly from Indianapolis Airport to London?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Indianapolis Airport to London.
What documentation or ID do you need to fly to London?
The required travel and health documents for your London trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Indianapolis to London?
Based on momondo bookings for flights between Indianapolis and London, the leading airline is American Airlines, making up 20% of the total bookings. Other popular airlines include United Airlines with 19%, Aer Lingus with 18%, and British Airways with 15%.

Best airlines flying from Indianapolis to London

Compare and see reviews for airlines that fly from Indianapolis to London with momondo

Airline	Rating	Free Cancellation	Price
Virgin Atlantic	PriceFrom $449	Free Cancellation	Rating 7.4 695 reviews	Search Virgin Atlantic flights
British Airways	PriceFrom $494	Free Cancellation	Rating 6.7 8,195 reviews	Search British Airways flights
Iberia	PriceFrom $540	Free Cancellation	Rating 7.0 3,248 reviews	Search Iberia flights
Delta	PriceFrom $555	Free Cancellation	Rating 7.8 8,537 reviews	Search Delta flights
American Airlines	PriceFrom $621	Free Cancellation	Rating 7.1 12,017 reviews	Search American Airlines flights
United Airlines	PriceFrom $633	Free Cancellation	Rating 7.4 10,138 reviews	Search United Airlines flights
Aer Lingus	PriceFrom $668	Free Cancellation	Rating 7.3 1,732 reviews	Search Aer Lingus flights
Lufthansa	PriceFrom $741	Free Cancellation	Rating 6.8 8,228 reviews	Search Lufthansa flights

Hounslow

Gatwick

Milton Keynes

Hayes

Wembley

Luton

Croydon

Dover

Richmond

Stansted

Kingston upon Thames

Harrow

Cobham

Watford

Slough

Eastbourne

Worthing

Hook

Uxbridge

Romford

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Indianapolis to London for you.

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

Yes. momondo enables you to select and highlight flights to London from Indianapolis with this policy.

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?

Yes. momondo can track prices for Indianapolis to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your London trip

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Cheap flights from Indianapolis to London from $273

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 9/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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British Airways flights from Indianapolis to London

Our best British Airways deals on Indianapolis to London flight tickets

Lufthansa flights from Indianapolis to London

Our best Lufthansa deals on Indianapolis to London flight tickets

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How to get the cheapest flight ticket from Indianapolis to London

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

What is the cheapest month to fly to London?

How far in advance should I book a flight from Indianapolis to London?

Can stopping save me money on Indianapolis to London flights?

How have Indianapolis to London flight prices changed over time?

What is the cheapest airline that flies from Indianapolis to London?

What airlines fly to London?

Which airport is the most popular layover for flights between Indianapolis and London?

Which layover airport offers the lowest fares from Indianapolis to London?

Which layover airport has the shortest travel time from Indianapolis to London?

Which layover airport has the shortest connection time from Indianapolis to London?

When to book flights from Indianapolis to London

Cheap Indianapolis to London (IND to LON) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Indianapolis to London

Best airlines flying from Indianapolis to London

Compare and see reviews for airlines that fly from Indianapolis to London with momondo

Traveling to a place near London?

Why use momondo?

An easier way to manage your London 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London

Fly your favorite airline to London

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to London

List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

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