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.

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 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 45% 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.

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.

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

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

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.

$307 Cheap Flights from Indianapolis to London in 2026/27

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.

2:06 pm - 6:25 amIND Indianapolis-LHR London Heathrow

11h 19m1 stop Atlanta Hartsfield-Jackson

10:50 am - 7:03 pmLHR London Heathrow-IND Indianapolis

13h 13m1 stop Atlanta Hartsfield-Jackson

$811Delta

Fri, Nov 13 - Fri, Nov 20

2:57 pm - 7:10 amIND Indianapolis-LHR London Heathrow

11h 13m1 stop Detroit Metropolitan Wayne County

11:20 am - 9:33 pmLHR London Heathrow-IND Indianapolis

14h 13m1 stop Detroit Metropolitan Wayne County

$811Delta

Wed, Oct 21 - Sat, Oct 31

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

15h 15m1 stop Toronto Pearson Intl

8:30 am - 3:41 pmLHR London Heathrow-IND Indianapolis

12h 11m1 stop Toronto Pearson Intl

$811United Airlines

Wed, Oct 7 - Mon, Oct 12

12:46 pm - 5:55 amIND Indianapolis-LHR London Heathrow

12h 09m1 stop Chicago O'Hare Intl

1:35 pm - 11:47 pmLHR London Heathrow-IND Indianapolis

15h 12m1 stop Chicago O'Hare Intl

$811United Airlines

Mon, Nov 2 - Mon, Nov 9

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

15h 15m1 stop Toronto Pearson Intl

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

17h 11m1 stop Toronto Pearson Intl

$811Air Canada

Thu, Oct 8 - Wed, Oct 14

3:11 pm - 6:50 amIND Indianapolis-LHR London Heathrow

10h 39m1 stop Detroit Metropolitan Wayne County

1:05 pm - 8:40 pmLHR London Heathrow-IND Indianapolis

12h 35m1 stop New York John F Kennedy Intl

$811Multiple Airlines

Tue, Nov 10 - Sun, Nov 22

9:03 pm - 8:35 amIND Indianapolis-LHR London Heathrow

30h 32m1 stop Chicago O'Hare Intl

4:55 pm - 7:55 pmLHR London Heathrow-IND Indianapolis

32h 00m2 stops Edinburgh Turnhouse Philadelphia

$813British Airways

Sat, Nov 7 - Sat, Nov 14

1:45 pm - 6:15 amIND Indianapolis-LHR London Heathrow

11h 30m1 stop New York John F Kennedy Intl

3:40 pm - 10:59 pmLHR London Heathrow-IND Indianapolis

12h 19m1 stop Chicago O'Hare Intl

$816British Airways

Mon, Mar 1 - Sun, Mar 7

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

14h 25m1 stop Toronto Pearson Intl

9:00 am - 5:41 pmLHR London Heathrow-IND Indianapolis

36h 41m2 stops Halifax Intl Newark

$821Lufthansa

Thu, Oct 22 - Fri, Oct 30

6:36 pm - 5:55 pmIND Indianapolis-LCY London City

18h 19m2 stops Chicago O'Hare Intl Frankfurt am Main

9:15 am - 8:00 pmLCY London City-IND Indianapolis

15h 45m2 stops Frankfurt am Main Newark

$821Lufthansa

Mon, Oct 12 - Wed, Oct 21

Cheap last minute flights

Enter your travel dates to find the best prices.

5:02 pm - 9:45 pmIND Indianapolis-LHR London Heathrow

47h 43m2 stops Chicago O'Hare Intl Zurich

6:40 pm - 4:34 pmLHR London Heathrow-IND Indianapolis

26h 54m2 stops Zurich Chicago O'Hare Intl

$841SWISS

Thu, Sep 24 - Mon, Sep 28

10:20 am - 6:30 amIND Indianapolis-LHR London Heathrow

15h 10m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

12:05 pm - 10:07 pmLHR London Heathrow-IND Indianapolis

15h 02m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$844Air Canada

Wed, Sep 23 - Thu, Oct 1

5:45 am - 10:40 amIND Indianapolis-LHR London Heathrow

23h 55m1 stop Washington, D.C. Dulles Intl

2:10 pm - 3:41 pmLHR London Heathrow-IND Indianapolis

30h 31m1 stop Toronto Pearson Intl

$848United Airlines

Thu, Sep 24 - Mon, Sep 28

12:01 pm - 5:55 amIND Indianapolis-LHR London Heathrow

12h 54m1 stop Newark

9:30 am - 10:10 amLHR London Heathrow-IND Indianapolis

29h 40m2 stops Ottawa Washington, D.C. Dulles Intl

$851United Airlines

Thu, Sep 24 - Mon, Sep 28

7:50 pm - 11:10 amIND Indianapolis-LHR London Heathrow

10h 20m1 stop Dublin

8:50 am - 6:20 pmLHR London Heathrow-IND Indianapolis

14h 30m1 stop Dublin

$1,016Aer Lingus

Wed, Sep 23 - Thu, Oct 1

8:00 am - 7:10 amIND Indianapolis-LHR London Heathrow

18h 10m1 stop Detroit Metropolitan Wayne County

6:30 am - 5:17 pmLHR London Heathrow-IND Indianapolis

15h 47m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$1,019Delta

Wed, Sep 23 - Thu, Oct 1

12:11 pm - 8:50 amIND Indianapolis-LHR London Heathrow

15h 39m2 stops Detroit Metropolitan Wayne County New York John F Kennedy Intl

6:30 am - 3:34 pmLHR London Heathrow-IND Indianapolis

14h 04m2 stops Amsterdam Schiphol Minneapolis St Paul

$1,023Delta

Wed, Sep 23 - Thu, Oct 1

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

12h 10m1 stop Toronto Pearson Intl

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

17h 11m1 stop Toronto Pearson Intl

$1,070Lufthansa

Mon, Sep 21 - Sun, Sep 27

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

14h 25m1 stop Toronto Pearson Intl

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

13h 36m1 stop Toronto Pearson Intl

$1,095Lufthansa

Thu, Sep 24 - Tue, Sep 29

6:50 am - 8:05 amIND Indianapolis-LHR London Heathrow

20h 15m2 stops Chicago O'Hare Intl Dublin

8:10 pm - 12:01 amLHR London Heathrow-IND Indianapolis

32h 51m2 stops Dublin Philadelphia

$1,108Aer Lingus

Wed, Sep 23 - Sat, Sep 26

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United Airlines flights from Indianapolis to London

Our best United Airlines deals on Indianapolis to London flight tickets

United Airlines

Sep 30

IND11:37 amIndianapolis

15h 53m

1 stop

LHR8:30 amLondon Heathrow

Oct 4

LHR8:00 amLondon Heathrow

12h 14m

1 stop

IND3:14 pmIndianapolis

$812

United Airlines

Oct 17

IND4:55 pmIndianapolis

32h 50m

1 stop

LHR6:45 amLondon Heathrow

Oct 25

LHR12:05 pmLondon Heathrow

15h 54m

1 stop

IND11:59 pmIndianapolis

$815

United Airlines

Oct 17

IND4:55 pmIndianapolis

32h 50m

1 stop

LHR6:45 amLondon Heathrow

Oct 25

LHR12:05 pmLondon Heathrow

15h 54m

1 stop

IND11:59 pmIndianapolis

$816

Aer Lingus flights from Indianapolis to London

Our best Aer Lingus deals on Indianapolis to London flight tickets

Aer Lingus

Sep 30

IND11:52 amIndianapolis

16h 13m

2 stops

LHR9:05 amLondon Heathrow

Oct 16

LHR7:40 amLondon Heathrow

16h 48m

2 stops

IND7:28 pmIndianapolis

$894

Aer Lingus

Oct 2

IND1:06 pmIndianapolis

14h 59m

2 stops

LHR9:05 amLondon Heathrow

Oct 5

LHR1:25 pmLondon Heathrow

15h 34m

2 stops

IND11:59 pmIndianapolis

$1,006

Aer Lingus

Jan 4

IND8:35 pmIndianapolis

17h 00m

1 stop

LCY6:35 pmLondon City

Jan 13

LCY9:10 amLondon City

18h 49m

2 stops

IND10:59 pmIndianapolis

$1,013

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Fri 11/13

2:06 pm-6:25 am

1 stop11h 19m

London Heathrow

Fri 11/20

10:50 am-7:03 pm

1 stop13h 13m

$811

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Wed 10/21

2:57 pm-7:10 am

1 stop11h 13m

London Heathrow

Sat 10/31

11:20 am-9:33 pm

1 stop14h 13m

$811

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Wed 10/7

10:20 am-6:35 am

1 stop15h 15m

London Heathrow

Mon 10/12

8:30 am-3:41 pm

1 stop12h 11m

$811

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Mon 11/2

12:46 pm-5:55 am

1 stop12h 09m

London Heathrow

Mon 11/9

1:35 pm-11:47 pm

1 stop15h 12m

$811

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Thu 10/8

10:20 am-6:35 am

1 stop15h 15m

London Heathrow

Wed 10/14

8:30 am-8:41 pm

1 stop17h 11m

$811

Quickest round-trip

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Tue 11/10

3:11 pm-6:50 am

1 stop10h 39m

London Heathrow

Sun 11/22

1:05 pm-8:40 pm

1 stop12h 35m

$811

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Sat 11/7

9:03 pm-8:35 am

1 stop30h 32m

London Heathrow

Sat 11/14

4:55 pm-7:55 pm

2 stops32h 00m

$813

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Mon 3/1

1:45 pm-6:15 am

1 stop11h 30m

London Heathrow

Sun 3/7

3:40 pm-10:59 pm

1 stop12h 19m

$816

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Thu 10/22

4:25 pm-11:50 am

1 stop14h 25m

London Heathrow

Fri 10/30

9:00 am-5:41 pm

2 stops36h 41m

$821

IndianapolisLondon

IND Indianapolis - LCY London City

INDLCY

Indianapolis

Mon 10/12

6:36 pm-5:55 pm

2 stops18h 19m

London City

Wed 10/21

9:15 am-8:00 pm

2 stops15h 45m

$821

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 $728 to $1,048.
The lowest price recently found on this route was $811.

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 $728, 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 $903 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 $779 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	$307
Fastest flight time	9h 50m
Direct flights	None

The best one-way flight to London from Indianapolis in the past 72 hours is $307. The best round-trip flight deal from Indianapolis to London found on momondo in the last 72 hours is $811.

The fastest flight from Indianapolis to London takes 9h 50m

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 50m.
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 18%, Aer Lingus with 17%, and British Airways with 14%.

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 8,229 reviews	Search British Airways flights
Iberia	PriceFrom $540	Free Cancellation	Rating 7.0 3,249 reviews	Search Iberia flights
Delta	PriceFrom $555	Free Cancellation	Rating 7.8 8,586 reviews	Search Delta flights
United Airlines	PriceFrom $631	Free Cancellation	Rating 7.4 10,231 reviews	Search United Airlines flights
American Airlines	PriceFrom $632	Free Cancellation	Rating 7.1 12,085 reviews	Search American Airlines flights
Aer Lingus	PriceFrom $668	Free Cancellation	Rating 7.3 1,768 reviews	Search Aer Lingus flights
Lufthansa	PriceFrom $741	Free Cancellation	Rating 6.8 8,235 reviews	Search Lufthansa flights

Hounslow

Gatwick

Milton Keynes

Hayes

Luton

Wembley

Dover

Croydon

Richmond

Kingston upon Thames

Stansted

Harrow

Cobham

Watford

Worthing

Slough

Eastbourne

Hook

Uxbridge

Ilford

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 $307

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 10/21. 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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United Airlines flights from Indianapolis to London

Our best United Airlines deals on Indianapolis to London flight tickets

Aer Lingus flights from Indianapolis to London

Our best Aer Lingus 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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