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

Aer Lingus, Austrian Airlines, and United Airlines 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: 32% 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 49% 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 20m.

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 May 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.

$305 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 $1,423 to $1,002. The lowest price recently found on this route was $1,088.

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Find the cheapest flights from Indianapolis to London

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One-way

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3:50 pm - 7:15 am

IND

LHR

10h 25m

1 stop

8:30 am - 3:44 pm

LHR

IND

12h 14m

1 stop

$1,088United Airlines

Sun, Jul 5 - Tue, Jul 21

5:05 pm - 8:30 am

IND

LHR

10h 25m

1 stop

8:55 pm - 6:02 pm

LHR

IND

26h 07m

2 stops

$1,090British Airways

Sun, Jul 5 - Tue, Jul 21

4:25 pm - 8:20 am

IND

LGW

34h 55m

2 stops

6:40 pm - 4:33 pm

LGW

IND

26h 53m

2 stops

$1,090SWISS

Fri, Aug 14 - Fri, Aug 21

4:25 pm - 5:50 pm

IND

LHR

20h 25m

2 stops

8:05 pm - 4:30 pm

LHR

IND

25h 25m

2 stops

$1,091SWISS

Sat, Jul 4 - Tue, Jul 21

4:25 pm - 8:35 am

IND

LHR

11h 10m

1 stop

12:05 pm - 8:44 pm

LHR

IND

13h 39m

1 stop

$1,093Lufthansa

Thu, Jul 30 - Tue, Aug 11

10:45 am - 5:55 am

IND

LHR

14h 10m

2 stops

7:45 am - 5:52 pm

LHR

IND

15h 07m

2 stops

$1,094United Airlines

Sun, Jul 5 - Tue, Jul 21

2:48 pm - 9:20 am

IND

LGW

13h 32m

2 stops

10:35 am - 9:48 pm

LGW

IND

16h 13m

2 stops

$1,100Delta

Sat, Jul 25 - Tue, Aug 4

3:29 pm - 8:00 am

IND

LHR

11h 31m

1 stop

8:00 pm - 6:02 pm

LHR

IND

51h 02m

2 stops

$1,101Iberia

Thu, Aug 6 - Mon, Aug 10

8:10 pm - 5:55 pm

IND

LCY

16h 45m

2 stops

9:15 am - 11:59 pm

LCY

IND

19h 44m

2 stops

$1,116Lufthansa

Sat, Jul 25 - Tue, Aug 4

4:00 pm - 9:30 am

IND

LCY

12h 30m

2 stops

9:20 am - 9:27 pm

LCY

IND

17h 07m

2 stops

$1,137Delta

Wed, Jul 29 - Mon, Aug 3

British Airways flights from Indianapolis to London

Our best British Airways deals on Indianapolis to London flight tickets

British Airways

Jul 5

IND5:05 pmIndianapolis

10h 25m

1 stop

LHR8:30 amLondon Heathrow

Jul 21

LHR8:55 pmLondon Heathrow

26h 07m

2 stops

IND6:02 pmIndianapolis

$1,090

British Airways

Aug 6

IND3:29 pmIndianapolis

11h 31m

1 stop

LHR8:00 amLondon Heathrow

Aug 10

LHR9:35 pmLondon Heathrow

25h 27m

2 stops

IND6:02 pmIndianapolis

$1,117

British Airways

Jul 5

IND3:01 pmIndianapolis

11h 04m

1 stop

LHR7:05 amLondon Heathrow

Jul 13

LHR10:05 amLondon Heathrow

15h 38m

1 stop

IND8:43 pmIndianapolis

$1,142

Air Canada flights from Indianapolis to London

Our best Air Canada deals on Indianapolis to London flight tickets

Air Canada

Jul 4

IND10:20 amIndianapolis

29h 40m

2 stops

LHR9:00 pmLondon Heathrow

Jul 14

LHR12:40 pmLondon Heathrow

32h 04m

2 stops

IND3:44 pmIndianapolis

$1,092

Air Canada

Jun 7

IND10:20 amIndianapolis

18h 40m

2 stops

LHR10:00 amLondon Heathrow

Jun 11

LHR9:30 amLondon Heathrow

35h 09m

3 stops

IND3:39 pmIndianapolis

$1,200

Air Canada

Jun 7

IND10:20 amIndianapolis

15h 15m

1 stop

LHR6:35 amLondon Heathrow

Jun 17

LHR5:50 pmLondon Heathrow

26h 54m

2 stops

IND3:44 pmIndianapolis

$1,268

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Sun 7/5

3:50 pm-7:15 am

1 stop10h 25m

London Heathrow

Tue 7/21

8:30 am-3:44 pm

1 stop12h 14m

$1,088

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Sun 7/5

5:05 pm-8:30 am

1 stop10h 25m

London Heathrow

Tue 7/21

8:55 pm-6:02 pm

2 stops26h 07m

$1,090

IndianapolisLondon

IND - LGW

INDLGW

Indianapolis

Fri 8/14

4:25 pm-8:20 am

2 stops34h 55m

London Gatwick

Fri 8/21

6:40 pm-4:33 pm

2 stops26h 53m

$1,090

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Sat 7/4

4:25 pm-5:50 pm

2 stops20h 25m

London Heathrow

Tue 7/21

8:05 pm-4:30 pm

2 stops25h 25m

$1,091

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Thu 7/30

4:25 pm-8:35 am

1 stop11h 10m

London Heathrow

Tue 8/11

12:05 pm-8:44 pm

1 stop13h 39m

$1,093

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Sun 7/5

10:45 am-5:55 am

2 stops14h 10m

London Heathrow

Tue 7/21

7:45 am-5:52 pm

2 stops15h 07m

$1,094

IndianapolisLondon

IND - LGW

INDLGW

Indianapolis

Sat 7/25

2:48 pm-9:20 am

2 stops13h 32m

London Gatwick

Tue 8/4

10:35 am-9:48 pm

2 stops16h 13m

$1,100

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Thu 8/6

3:29 pm-8:00 am

1 stop11h 31m

London Heathrow

Mon 8/10

8:00 pm-6:02 pm

2 stops51h 02m

$1,101

IndianapolisLondon

IND - LCY

INDLCY

Indianapolis

Sat 7/25

8:10 pm-5:55 pm

2 stops16h 45m

London City

Tue 8/4

9:15 am-11:59 pm

2 stops19h 44m

$1,116

IndianapolisLondon

IND - LCY

INDLCY

Indianapolis

Wed 7/29

4:00 pm-9:30 am

2 stops12h 30m

London City

Mon 8/3

9:20 am-9:27 pm

2 stops17h 07m

$1,137

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 $827 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 $659 on momondo.

Can stopping save me money on Indianapolis to London flights?

You could potentially save up to 10% 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 May 2026, prices for Indianapolis to London flights are approximately 22% more expensive 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 15m
Direct flights	None

The fastest flight from Indianapolis to London takes 10h 15m

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 15m.
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 May 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 22% of the total bookings. Other popular airlines include British Airways with 20%, 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
British Airways	PriceFrom $510	Free Cancellation	Rating 6.7 8,005 reviews	Search British Airways flights
Virgin Atlantic	PriceFrom $531	Free Cancellation	Rating 7.5 689 reviews	Search Virgin Atlantic flights
Delta	PriceFrom $531	Free Cancellation	Rating 7.9 8,427 reviews	Search Delta flights
Iberia	PriceFrom $532	Free Cancellation	Rating 7.0 3,219 reviews	Search Iberia flights
American Airlines	PriceFrom $598	Free Cancellation	Rating 7.1 11,629 reviews	Search American Airlines flights
Aer Lingus	PriceFrom $601	Free Cancellation	Rating 7.3 1,586 reviews	Search Aer Lingus flights
United Airlines	PriceFrom $633	Free Cancellation	Rating 7.4 9,751 reviews	Search United Airlines flights
Lufthansa	PriceFrom $741	Free Cancellation	Rating 6.8 8,029 reviews	Search Lufthansa flights

Hounslow

Gatwick

Milton Keynes

Dover

Luton

Hayes

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Wembley

Slough

Croydon

Stansted

Watford

Harrow

Brentwood

Dartford

Ilford

Cobham

Folkestone

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 $305

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 7/17. 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

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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

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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

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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