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 offers the lowest fares from Indianapolis to London?

Flights via New York (JFK) offer the lowest average round-trip price of $488.

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 47% 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.

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

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

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

Dublin (DUB) was the most common stop: 49% of momondo users choosing 1-stop flights on this route connected there.

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.

$330 Cheap Flights from Indianapolis to London in 2026

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Find the cheapest flights from Indianapolis to London

Round-trip

One-way

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Cheap round-trip flights

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6:41 pm - 10:00 am

IND

LGW

34h 19m

1 stop

7:50 pm - 6:20 pm

LGW

IND

27h 30m

2 stops

$852Multiple Airlines

Thu, Oct 15 - Thu, Oct 22

10:53 am - 10:00 am

IND

LGW

18h 07m

1 stop

2:00 pm - 5:26 pm

LGW

IND

32h 26m

2 stops

$852Multiple Airlines

Mon, Aug 17 - Sun, Aug 30

12:33 pm - 6:25 am

IND

LHR

12h 52m

1 stop

9:15 am - 8:53 pm

LHR

IND

16h 38m

2 stops

$853Iberia

Tue, Sep 29 - Tue, Oct 6

3:00 pm - 8:00 am

IND

LHR

12h 00m

1 stop

9:15 am - 8:53 pm

LHR

IND

16h 38m

2 stops

$853Iberia

Wed, Oct 14 - Tue, Oct 20

9:00 pm - 2:25 pm

IND

LHR

13h 25m

1 stop

9:50 am - 7:30 pm

LHR

IND

13h 40m

1 stop

$857Aer Lingus

Wed, Oct 28 - Fri, Oct 30

3:03 pm - 6:45 am

IND

LHR

10h 42m

1 stop

7:25 pm - 5:41 pm

LHR

IND

27h 16m

2 stops

$859Lufthansa

Tue, Oct 13 - Tue, Nov 10

7:50 pm - 1:55 pm

IND

LHR

13h 05m

1 stop

8:50 am - 7:30 pm

LHR

IND

14h 40m

1 stop

$862Aer Lingus

Wed, Oct 21 - Fri, Oct 30

4:25 pm - 8:35 am

IND

LHR

11h 10m

1 stop

6:55 am - 8:36 pm

LHR

IND

18h 41m

2 stops

$865Lufthansa

Mon, Sep 28 - Tue, Oct 6

2:57 pm - 7:10 am

IND

LHR

11h 13m

1 stop

8:25 pm - 6:00 pm

LHR

IND

26h 35m

2 stops

$876Virgin Atlantic

Wed, Oct 21 - Mon, Nov 2

5:59 pm - 1:50 pm

IND

LHR

14h 51m

2 stops

8:25 pm - 8:28 pm

LHR

IND

29h 03m

2 stops

$884Virgin Atlantic

Wed, Oct 21 - Mon, Nov 2

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Iberia flights from Indianapolis to London

Our best Iberia deals on Indianapolis to London flight tickets

Iberia

Sep 29

IND12:33 pmIndianapolis

12h 52m

1 stop

LHR6:25 amLondon Heathrow

Oct 6

LHR9:15 amLondon Heathrow

16h 38m

2 stops

IND8:53 pmIndianapolis

$853

Iberia

Oct 14

IND12:39 pmIndianapolis

18h 16m

2 stops

LHR11:55 amLondon Heathrow

Oct 20

LHR9:15 amLondon Heathrow

16h 38m

2 stops

IND8:53 pmIndianapolis

$860

Iberia

Oct 20

IND9:03 pmIndianapolis

10h 12m

1 stop

LHR12:15 pmLondon Heathrow

Oct 26

LHR3:00 pmLondon Heathrow

35h 30m

2 stops

IND10:30 pmIndianapolis

$864

Aer Lingus flights from Indianapolis to London

Our best Aer Lingus deals on Indianapolis to London flight tickets

Aer Lingus

Oct 28

IND9:00 pmIndianapolis

13h 25m

1 stop

LHR2:25 pmLondon Heathrow

Oct 30

LHR9:50 amLondon Heathrow

13h 40m

1 stop

IND7:30 pmIndianapolis

$857

Aer Lingus

Sep 21

IND7:50 pmIndianapolis

12h 40m

1 stop

LHR1:30 pmLondon Heathrow

Oct 7

LHR9:50 amLondon Heathrow

13h 30m

1 stop

IND6:20 pmIndianapolis

$871

Aer Lingus

Sep 16

IND7:50 pmIndianapolis

13h 05m

1 stop

LHR1:55 pmLondon Heathrow

Sep 23

LHR8:50 amLondon Heathrow

14h 30m

1 stop

IND6:20 pmIndianapolis

$891

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IndianapolisLondon

IND - LGW

INDLGW

Indianapolis

Thu 10/15

6:41 pm-10:00 am

1 stop34h 19m

London Gatwick

Thu 10/22

7:50 pm-6:20 pm

2 stops27h 30m

$852

IndianapolisLondon

IND - LGW

INDLGW

Indianapolis

Mon 8/17

10:53 am-10:00 am

1 stop18h 07m

London Gatwick

Sun 8/30

2:00 pm-5:26 pm

2 stops32h 26m

$852

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Tue 9/29

12:33 pm-6:25 am

1 stop12h 52m

London Heathrow

Tue 10/6

9:15 am-8:53 pm

2 stops16h 38m

$853

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 10/14

3:00 pm-8:00 am

1 stop12h 00m

London Heathrow

Tue 10/20

9:15 am-8:53 pm

2 stops16h 38m

$853

Quickest round-trip

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 10/28

9:00 pm-2:25 pm

1 stop13h 25m

London Heathrow

Fri 10/30

9:50 am-7:30 pm

1 stop13h 40m

$857

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Tue 10/13

3:03 pm-6:45 am

1 stop10h 42m

London Heathrow

Tue 11/10

7:25 pm-5:41 pm

2 stops27h 16m

$859

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 10/21

7:50 pm-1:55 pm

1 stop13h 05m

London Heathrow

Fri 10/30

8:50 am-7:30 pm

1 stop14h 40m

$862

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Mon 9/28

4:25 pm-8:35 am

1 stop11h 10m

London Heathrow

Tue 10/6

6:55 am-8:36 pm

2 stops18h 41m

$865

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 10/21

2:57 pm-7:10 am

1 stop11h 13m

London Heathrow

Mon 11/2

8:25 pm-6:00 pm

2 stops26h 35m

$876

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 10/21

5:59 pm-1:50 pm

2 stops14h 51m

London Heathrow

Mon 11/2

8:25 pm-8:28 pm

2 stops29h 03m

$884

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 $673 to $916.
The lowest price recently found on this route was $852.

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 October is another great option to travel to London, with average flight prices from Indianapolis averaging around $717.

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 $859 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 $744 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

Fastest flight time	10h 30m
Direct flights	None

The fastest flight from Indianapolis to London takes 10h 30m

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 10h 30m.
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 21% of the total bookings. Other popular airlines include United Airlines with 18%, British Airways with 17%, and Aer Lingus with 16%.

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 7.5 694 reviews	Search Virgin Atlantic flights
British Airways	PriceFrom $509	Free Cancellation	Rating 6.7 8,135 reviews	Search British Airways flights
Iberia	PriceFrom $532	Free Cancellation	Rating 7.0 3,265 reviews	Search Iberia flights
Delta	PriceFrom $555	Free Cancellation	Rating 7.8 8,492 reviews	Search Delta flights
American Airlines	PriceFrom $621	Free Cancellation	Rating 7.1 11,846 reviews	Search American Airlines flights
United Airlines	PriceFrom $633	Free Cancellation	Rating 7.4 10,062 reviews	Search United Airlines flights
Aer Lingus	PriceFrom $668	Free Cancellation	Rating 7.3 1,684 reviews	Search Aer Lingus flights
Lufthansa	PriceFrom $741	Free Cancellation	Rating 6.8 8,172 reviews	Search Lufthansa flights

Hounslow

Gatwick

Milton Keynes

Luton

Hayes

Dover

Croydon

Wembley

Stansted

Kingston upon Thames

Watford

Slough

Harrow

Cobham

Richmond

Uxbridge

Guildford

Worthing

Romford

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.

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Cheap flights from Indianapolis to London from $330

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 11/23. 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

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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

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Why use momondo?

An easier way to manage your London trip

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Airports listed have a maximum distance of 35.6 mi from London

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

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