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

Dublin (DUB) was the most common stop: 44% 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 $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 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.

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

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

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

Dublin (DUB) has the shortest average layover time for this route: 1h 20m.

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 July 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.

$204 Cheap Flights from Indianapolis to London in 2026

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

Prices are currently low for flights on this route. Typical prices usually range from $839 to $1,318. The lowest price recently found on this route was $823.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Indianapolis to London

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:49 pm - 10:00 am

IND

LGW

32h 11m

2 stops

2:00 pm - 8:15 pm

LGW

IND

35h 15m

1 stop

$823Multiple Airlines

Wed, Sep 2 - Sun, Sep 13

10:20 am - 5:35 pm

IND

STN

26h 15m

2 stops

6:30 am - 8:44 pm

STN

IND

19h 14m

2 stops

$825Multiple Airlines

Tue, Jul 28 - Thu, Aug 6

5:02 pm - 4:25 pm

IND

LHR

18h 23m

2 stops

6:00 am - 4:34 pm

LHR

IND

15h 34m

2 stops

$843SWISS

Wed, Oct 14 - Wed, Oct 21

7:50 pm - 4:00 pm

IND

LHR

15h 10m

1 stop

8:50 am - 6:20 pm

LHR

IND

14h 30m

1 stop

$844Aer Lingus

Mon, Aug 17 - Wed, Sep 2

7:50 pm - 5:20 pm

IND

LHR

16h 30m

1 stop

7:40 am - 6:20 pm

LHR

IND

15h 40m

1 stop

$845Aer Lingus

Mon, Aug 17 - Wed, Sep 2

5:02 pm - 1:00 pm

IND

LHR

14h 58m

2 stops

6:00 am - 4:34 pm

LHR

IND

15h 34m

2 stops

$846SWISS

Mon, Sep 28 - Tue, Oct 6

12:29 pm - 7:15 am

IND

LCY

13h 46m

2 stops

9:20 am - 8:48 pm

LCY

IND

16h 28m

2 stops

$961KLM

Mon, Aug 24 - Wed, Sep 9

12:29 pm - 7:15 am

IND

LCY

13h 46m

2 stops

9:20 am - 9:05 pm

LCY

IND

16h 45m

2 stops

$963KLM

Mon, Aug 17 - Wed, Sep 2

7:31 pm - 5:55 pm

IND

LCY

17h 24m

2 stops

9:15 am - 8:00 pm

LCY

IND

15h 45m

2 stops

$979Lufthansa

Wed, Sep 23 - Wed, Oct 7

8:10 pm - 5:55 pm

IND

LCY

16h 45m

2 stops

9:15 am - 11:56 pm

LCY

IND

19h 41m

2 stops

$994Lufthansa

Wed, Aug 5 - Wed, Aug 12

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Aer Lingus flights from Indianapolis to London

Our best Aer Lingus deals on Indianapolis to London flight tickets

Aer Lingus

Aug 17

IND7:50 pmIndianapolis

15h 10m

1 stop

LHR4:00 pmLondon Heathrow

Sep 2

LHR8:50 amLondon Heathrow

14h 30m

1 stop

IND6:20 pmIndianapolis

$844

Aer Lingus

Aug 17

IND7:50 pmIndianapolis

16h 30m

1 stop

LHR5:20 pmLondon Heathrow

Sep 2

LHR7:40 amLondon Heathrow

15h 40m

1 stop

IND6:20 pmIndianapolis

$845

Aer Lingus

Sep 30

IND7:50 pmIndianapolis

10h 20m

1 stop

LHR11:10 amLondon Heathrow

Oct 7

LHR12:00 pmLondon Heathrow

11h 20m

1 stop

IND6:20 pmIndianapolis

$850

Delta flights from Indianapolis to London

Our best Delta deals on Indianapolis to London flight tickets

Delta

Sep 8

IND2:10 pmIndianapolis

13h 40m

2 stops

LCY8:50 amLondon City

Sep 14

LCY10:00 amLondon City

16h 27m

2 stops

IND9:27 pmIndianapolis

$1,020

Delta

Jul 30

IND4:00 pmIndianapolis

12h 30m

2 stops

LCY9:30 amLondon City

Aug 28

LCY10:00 amLondon City

19h 27m

2 stops

IND12:27 amIndianapolis

$1,095

Delta

Jul 21

IND4:16 pmIndianapolis

15h 49m

1 stop

LHR1:05 pmLondon Heathrow

Jul 31

LHR6:30 amLondon Heathrow

14h 03m

2 stops

IND3:33 pmIndianapolis

$1,238

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IndianapolisLondon

IND - LGW

INDLGW

Indianapolis

Wed 9/2

8:49 pm-10:00 am

2 stops32h 11m

London Gatwick

Sun 9/13

2:00 pm-8:15 pm

1 stop35h 15m

$823

IndianapolisLondon

IND - STN

INDSTN

Indianapolis

Tue 7/28

10:20 am-5:35 pm

2 stops26h 15m

London Stansted

Thu 8/6

6:30 am-8:44 pm

2 stops19h 14m

$825

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 10/14

5:02 pm-4:25 pm

2 stops18h 23m

London Heathrow

Wed 10/21

6:00 am-4:34 pm

2 stops15h 34m

$843

Quickest round-trip

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Mon 8/17

7:50 pm-4:00 pm

1 stop15h 10m

London Heathrow

Wed 9/2

8:50 am-6:20 pm

1 stop14h 30m

$844

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Mon 8/17

7:50 pm-5:20 pm

1 stop16h 30m

London Heathrow

Wed 9/2

7:40 am-6:20 pm

1 stop15h 40m

$845

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Mon 9/28

5:02 pm-1:00 pm

2 stops14h 58m

London Heathrow

Tue 10/6

6:00 am-4:34 pm

2 stops15h 34m

$846

IndianapolisLondon

IND - LCY

INDLCY

Indianapolis

Mon 8/24

12:29 pm-7:15 am

2 stops13h 46m

London City

Wed 9/9

9:20 am-8:48 pm

2 stops16h 28m

$961

IndianapolisLondon

IND - LCY

INDLCY

Indianapolis

Mon 8/17

12:29 pm-7:15 am

2 stops13h 46m

London City

Wed 9/2

9:20 am-9:05 pm

2 stops16h 45m

$963

IndianapolisLondon

IND - LCY

INDLCY

Indianapolis

Wed 9/23

7:31 pm-5:55 pm

2 stops17h 24m

London City

Wed 10/7

9:15 am-8:00 pm

2 stops15h 45m

$979

IndianapolisLondon

IND - LCY

INDLCY

Indianapolis

Wed 8/5

8:10 pm-5:55 pm

2 stops16h 45m

London City

Wed 8/12

9:15 am-11:56 pm

2 stops19h 41m

$994

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?

What is the cheapest month to fly to London?

The cheapest month to fly to London from Indianapolis is in March. Flight prices, which tend to average around $87, are often lower during this time because this is during the off-season. The month of November is another great option to travel to London, with average flight prices from Indianapolis averaging around $95.

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 $845 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 $736 on momondo.

Can stopping save me money on Indianapolis to London flights?

You could potentially save up to 52% 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 July 2026, prices for Indianapolis to London flights are approximately 53% 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 20m
Direct flights	None

The fastest flight from Indianapolis to London takes 10h 20m

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

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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 20m.
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 July 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 British Airways with 18%, United Airlines with 17%, and Aer Lingus 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 7.5 693 reviews	Search Virgin Atlantic flights
British Airways	PriceFrom $509	Free Cancellation	Rating 6.7 8,107 reviews	Search British Airways flights
Iberia	PriceFrom $526	Free Cancellation	Rating 7.0 3,251 reviews	Search Iberia flights
Delta	PriceFrom $555	Free Cancellation	Rating 7.8 8,458 reviews	Search Delta flights
American Airlines	PriceFrom $598	Free Cancellation	Rating 7.1 11,807 reviews	Search American Airlines flights
Aer Lingus	PriceFrom $614	Free Cancellation	Rating 7.3 1,655 reviews	Search Aer Lingus flights
United Airlines	PriceFrom $631	Free Cancellation	Rating 7.4 9,975 reviews	Search United Airlines flights
Lufthansa	PriceFrom $741	Free Cancellation	Rating 6.8 8,132 reviews	Search Lufthansa flights

Hounslow

Gatwick

Milton Keynes

Luton

Hayes

Dover

Crawley

Wembley

Croydon

Stansted

Harrow

Slough

Watford

Brentwood

Ilford

Cobham

Folkestone

Guildford

Romford

Uxbridge

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 $204

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 8/6. 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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Aer Lingus flights from Indianapolis to London

Our best Aer Lingus deals on Indianapolis to London flight tickets

Delta 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

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

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.

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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

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

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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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