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.

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.

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 is the cheapest airline that flies from Indianapolis to London?

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

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 connection time from Indianapolis to London?

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

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 September 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.

$242 Cheap Flights from Indianapolis to London in 2026

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Find the cheapest flights from Indianapolis to London

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One-way

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6:00 am - 10:55 amIND Indianapolis-LGW London Gatwick

24h 55m2 stops Boston Logan Intl Reykjavik Keflavik Intl

9:35 am - 10:30 amLGW London Gatwick-IND Indianapolis

29h 55m1 stop Orlando

$875Multiple Airlines

Thu, Oct 29 - Tue, Nov 3

4:26 pm - 6:30 amIND Indianapolis-LHR London Heathrow

57h 04m2 stops Chicago O'Hare Intl Toronto Pearson Intl

7:30 pm - 5:52 pmLHR London Heathrow-IND Indianapolis

27h 22m2 stops Frankfurt am Main Chicago O'Hare Intl

$875Multiple Airlines

Fri, Dec 11 - Mon, Dec 14

8:10 pm - 10:55 pmIND Indianapolis-LHR London Heathrow

21h 45m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

7:40 am - 10:14 pmLHR London Heathrow-IND Indianapolis

19h 34m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl

$877Lufthansa

Sun, Dec 6 - Wed, Dec 9

8:10 pm - 6:35 pmIND Indianapolis-LHR London Heathrow

17h 25m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

8:45 am - 10:14 pmLHR London Heathrow-IND Indianapolis

18h 29m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl

$877Lufthansa

Sun, Dec 6 - Wed, Dec 9

7:00 am - 9:00 amIND Indianapolis-LHR London Heathrow

21h 00m1 stop Atlanta Hartsfield-Jackson

11:45 am - 9:36 pmLHR London Heathrow-IND Indianapolis

14h 51m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$883Delta

Sun, Dec 6 - Wed, Dec 9

12:39 pm - 6:20 amIND Indianapolis-LHR London Heathrow

12h 41m1 stop New York John F Kennedy Intl

7:40 pm - 5:45 pmLHR London Heathrow-IND Indianapolis

27h 05m2 stops Madrid Barajas New York John F Kennedy Intl

$883Iberia

Wed, Nov 11 - Mon, Nov 16

3:28 pm - 10:25 amIND Indianapolis-LHR London Heathrow

13h 57m1 stop Chicago O'Hare Intl

11:25 am - 11:05 pmLHR London Heathrow-IND Indianapolis

16h 40m2 stops Madrid Barajas New York John F Kennedy Intl

$883Iberia

Wed, Nov 11 - Fri, Nov 20

11:05 am - 7:55 amIND Indianapolis-LHR London Heathrow

15h 50m1 stop Chicago O'Hare Intl

11:10 am - 10:14 pmLHR London Heathrow-IND Indianapolis

16h 04m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl

$884United Airlines

Mon, Dec 7 - Tue, Dec 15

7:00 am - 9:00 amIND Indianapolis-LHR London Heathrow

21h 00m1 stop Atlanta Hartsfield-Jackson

11:45 am - 9:36 pmLHR London Heathrow-IND Indianapolis

14h 51m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$884Delta

Sun, Dec 6 - Wed, Dec 9

3:11 pm - 7:55 amIND Indianapolis-LHR London Heathrow

11h 44m1 stop Chicago O'Hare Intl

6:50 am - 5:41 pmLHR London Heathrow-IND Indianapolis

15h 51m2 stops Brussels Bruxelles-National Newark

$886United Airlines

Sun, Nov 8 - Tue, Nov 17

Cheap last minute flights

Enter your travel dates to find the best prices.

11:21 am - 10:00 amIND Indianapolis-LGW London Gatwick

17h 39m1 stop Orlando

2:00 pm - 3:17 pmLGW London Gatwick-IND Indianapolis

30h 17m2 stops Orlando Denver Intl

$1,021Multiple Airlines

Mon, Sep 14 - Mon, Sep 21

10:20 am - 6:35 amIND Indianapolis-LHR London Heathrow

15h 15m1 stop Toronto Pearson Intl

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

29h 36m2 stops Zurich Toronto Pearson Intl

$1,022Multiple Airlines

Mon, Sep 14 - Mon, Sep 21

8:52 pm - 10:50 amIND Indianapolis-LGW London Gatwick

32h 58m2 stops Chicago O'Hare Intl Madrid Barajas

8:40 pm - 10:08 pmLGW London Gatwick-IND Indianapolis

30h 28m2 stops Madrid Barajas New York John F Kennedy Intl

$1,041Iberia

Mon, Sep 14 - Mon, Sep 21

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

14h 25m1 stop Toronto Pearson Intl

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

11h 31m1 stop Toronto Pearson Intl

$1,070Lufthansa

Thu, Sep 10 - Tue, Sep 15

7:26 pm - 5:55 pmIND Indianapolis-LCY London City

17h 29m2 stops Chicago O'Hare Intl Frankfurt am Main

9:15 am - 11:56 pmLCY London City-IND Indianapolis

19h 41m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

$1,138Lufthansa

Thu, Sep 10 - Tue, Sep 15

4:32 pm - 8:40 pmIND Indianapolis-LHR London Heathrow

23h 08m1 stop Newark

11:05 am - 11:47 pmLHR London Heathrow-IND Indianapolis

41h 42m2 stops Brussels Bruxelles-National Chicago O'Hare Intl

$1,189United Airlines

Sat, Sep 12 - Mon, Sep 14

6:57 pm - 8:40 pmIND Indianapolis-LHR London Heathrow

20h 43m1 stop Newark

11:05 am - 11:56 pmLHR London Heathrow-IND Indianapolis

41h 51m2 stops Brussels Bruxelles-National Washington, D.C. Dulles Intl

$1,281United Airlines

Thu, Sep 10 - Sat, Sep 12

8:25 am - 11:10 amIND Indianapolis-LHR London Heathrow

21h 45m2 stops Philadelphia Dublin

1:25 pm - 11:09 pmLHR London Heathrow-IND Indianapolis

14h 44m2 stops Dublin Chicago O'Hare Intl

$1,296Aer Lingus

Sun, Sep 13 - Mon, Sep 14

1:06 pm - 8:35 amIND Indianapolis-LCY London City

14h 29m2 stops Chicago O'Hare Intl Dublin

2:05 pm - 11:09 pmLCY London City-IND Indianapolis

14h 04m2 stops Dublin Chicago O'Hare Intl

$2,219Aer Lingus

Sun, Sep 13 - Mon, Sep 14

12:33 pm - 4:35 pmIND Indianapolis-LHR London Heathrow

23h 02m2 stops New York John F Kennedy Intl Barcelona-El Prat

8:00 pm - 5:52 pmLHR London Heathrow-IND Indianapolis

26h 52m2 stops Madrid Barajas New York John F Kennedy Intl

$2,519Iberia

Sun, Sep 13 - Sat, Sep 19

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Iberia flights from Indianapolis to London

Our best Iberia deals on Indianapolis to London flight tickets

Iberia

Nov 11

IND12:39 pmIndianapolis

12h 41m

1 stop

LHR6:20 amLondon Heathrow

Nov 16

LHR7:40 pmLondon Heathrow

27h 05m

2 stops

IND5:45 pmIndianapolis

$883

Iberia

Dec 7

IND3:24 pmIndianapolis

14h 01m

1 stop

LHR10:25 amLondon Heathrow

Dec 15

LHR11:00 amLondon Heathrow

13h 20m

1 stop

IND7:20 pmIndianapolis

$885

Iberia

Oct 23

IND3:16 pmIndianapolis

21h 59m

2 stops

LHR6:15 pmLondon Heathrow

Oct 30

LHR12:35 pmLondon Heathrow

15h 44m

1 stop

IND12:19 amIndianapolis

$888

United Airlines flights from Indianapolis to London

Our best United Airlines deals on Indianapolis to London flight tickets

United Airlines

Oct 5

IND7:05 amIndianapolis

20h 25m

1 stop

LHR8:30 amLondon Heathrow

Oct 14

LHR6:50 amLondon Heathrow

14h 44m

2 stops

IND4:34 pmIndianapolis

$886

United Airlines

Oct 20

IND11:37 amIndianapolis

13h 53m

2 stops

LHR6:30 amLondon Heathrow

Oct 27

LHR11:10 amLondon Heathrow

16h 37m

2 stops

IND11:47 pmIndianapolis

$890

United Airlines

Oct 19

IND6:36 pmIndianapolis

12h 19m

1 stop

LHR11:55 amLondon Heathrow

Oct 26

LHR11:05 amLondon Heathrow

35h 59m

2 stops

IND7:04 pmIndianapolis

$899

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IndianapolisLondon

IND Indianapolis - LGW London Gatwick

INDLGW

Indianapolis

Thu 10/29

6:00 am-10:55 am

2 stops24h 55m

London Gatwick

Tue 11/3

9:35 am-10:30 am

1 stop29h 55m

$875

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Fri 12/11

4:26 pm-6:30 am

2 stops57h 04m

London Heathrow

Mon 12/14

7:30 pm-5:52 pm

2 stops27h 22m

$875

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Sun 12/6

8:10 pm-10:55 pm

2 stops21h 45m

London Heathrow

Wed 12/9

7:40 am-10:14 pm

2 stops19h 34m

$877

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Sun 12/6

8:10 pm-6:35 pm

2 stops17h 25m

London Heathrow

Wed 12/9

8:45 am-10:14 pm

2 stops18h 29m

$877

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Sun 12/6

7:00 am-9:00 am

1 stop21h 00m

London Heathrow

Wed 12/9

11:45 am-9:36 pm

2 stops14h 51m

$883

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Wed 11/11

12:39 pm-6:20 am

1 stop12h 41m

London Heathrow

Mon 11/16

7:40 pm-5:45 pm

2 stops27h 05m

$883

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Wed 11/11

3:28 pm-10:25 am

1 stop13h 57m

London Heathrow

Fri 11/20

11:25 am-11:05 pm

2 stops16h 40m

$883

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Mon 12/7

11:05 am-7:55 am

1 stop15h 50m

London Heathrow

Tue 12/15

11:10 am-10:14 pm

2 stops16h 04m

$884

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Sun 12/6

7:00 am-9:00 am

1 stop21h 00m

London Heathrow

Wed 12/9

11:45 am-9:36 pm

2 stops14h 51m

$884

Quickest round-trip

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Sun 11/8

3:11 pm-7:55 am

1 stop11h 44m

London Heathrow

Tue 11/17

6:50 am-5:41 pm

2 stops15h 51m

$886

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 $820 to $1,170.
The lowest price recently found on this route was $875.

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 $884 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 34% 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 September 2026, prices for Indianapolis to London flights are approximately 48% 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	$242
Fastest flight time	9h 47m
Direct flights	None

The best one-way flight to London from Indianapolis in the past 72 hours is $242. The best round-trip flight deal from Indianapolis to London found on momondo in the last 72 hours is $875.

The fastest flight from Indianapolis to London takes 9h 47m

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 9h 47m.
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 September 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 $454	Free Cancellation	Rating 7.4 694 reviews	Search Virgin Atlantic flights
British Airways	PriceFrom $491	Free Cancellation	Rating 6.7 8,209 reviews	Search British Airways flights
Iberia	PriceFrom $540	Free Cancellation	Rating 7.0 3,250 reviews	Search Iberia flights
Delta	PriceFrom $555	Free Cancellation	Rating 7.8 8,552 reviews	Search Delta flights
American Airlines	PriceFrom $631	Free Cancellation	Rating 7.1 12,046 reviews	Search American Airlines flights
United Airlines	PriceFrom $631	Free Cancellation	Rating 7.4 10,189 reviews	Search United Airlines flights
Aer Lingus	PriceFrom $668	Free Cancellation	Rating 7.3 1,754 reviews	Search Aer Lingus flights
Lufthansa	PriceFrom $741	Free Cancellation	Rating 6.8 8,216 reviews	Search Lufthansa flights

Hounslow

Gatwick

Milton Keynes

Luton

Hayes

Wembley

Dover

Croydon

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.

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Cheap flights from Indianapolis to London from $242

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 10/3. 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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Iberia flights from Indianapolis to London

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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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