How long is the flight from Indianapolis to London?

Airlines like Delta and United Airlines fly from Indianapolis to London in about 13h. The time it takes to get you to your destination can typically vary by up to 10h 51m. There are 3983 mi between Indianapolis and London. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What are the most popular routes from Indianapolis to London?

Most travelers choose Indianapolis - London Heathrow, Indianapolis - London Gatwick or Indianapolis - London Stansted when deciding on the best route from Indianapolis to London.

What is the cheapest time of day to fly from IND to LON?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Indianapolis to London as you normally would.

What airport do you fly from for flights from Indianapolis to London?

Indianapolis (IND), located 8.3 mi from the city center, is the airport you fly out of when you book flights from Indianapolis to London. 0 airlines have flights from Indianapolis to London on a regular basis. Booking flights from Indianapolis to London should not be difficult; the airport handles an average of 0 outbound flights to London per day.

Can I find deals for flights from Indianapolis to London that include hotel bookings?

Yes. In addition to deals on Indianapolis to London flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Indianapolis to London?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Indianapolis to London.

Can I find deals for business class flights from Indianapolis to London?

Yes. Cheapflights offers flight deals from Indianapolis to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£247+ Cheap Flights from Indianapolis to London

Cheap flight deals from Indianapolis to London

Enter your travel dates to find the best prices.

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Cheapest flights from Indianapolis to London
Explore the most affordable flight options available from Indianapolis to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 November 2026.

Wed 18/1111:25 -

1 stop13h 25m

Wed 25/1109:50 -

1 stop29h 11m

Deal found 3/11£527

Tue 24/1118:15 -

1 stop30h 35m

Thu 26/1111:00 -

1 stop28h 01m

Deal found 3/11£575

Tue 3/1115:28 -

1 stop12h 07m

Fri 13/1108:50 -

1 stop15h 20m

Deal found 2/11£579

Wed 2/1220:35 -

1 stop18h 15m

Wed 9/1211:15 -

1 stop12h 50m

Deal found 2/11£643

Thu 12/1111:25 -

1 stop14h 25m

Wed 18/1109:50 -

1 stop29h 40m

Deal found 1/11£648

Mon 30/1120:35 -

1 stop11h 50m

Wed 16/1209:50 -

1 stop14h 15m

Deal found 1/11£653

Wed 9/1220:35 -

1 stop9h 50m

Wed 23/1208:50 -

1 stop15h 15m

Deal found 3/11£657

Wed 2/1220:35 -

1 stop12h 50m

Wed 9/1208:50 -

1 stop15h 15m

Deal found 2/11£669

Tue 1/1219:40 -

2 stops16h 25m

Tue 8/1211:10 -

2 stops16h 04m

Deal found 3/11£671

Mon 30/1118:00 -

1 stop10h 55m

Mon 7/1219:20 -

2 stops26h 13m

Deal found 31/10£672

Mon 30/1120:35 -

1 stop11h 25m

Wed 16/1208:50 -

1 stop15h 15m

Deal found 31/10£677

Mon 30/1118:33 -

2 stops17h 32m

Wed 16/1211:30 -

2 stops17h 29m

Deal found 1/11£678

Best flights from Indianapolis to London
Discover carefully curated flight deals from Indianapolis to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 November 2026.

Wed 31/312:40 -

2 stops12h 50m

Wed 7/413:30 -

2 stops15h 12m

Deal found 30/10£665

Mon 12/417:00 -

1 stop13h 00m

Fri 16/406:30 -

2 stops15h 53m

Deal found 30/10£675

Tue 27/405:49 -

1 stop23h 51m

Tue 11/517:40 -

1 stop25h 29m

Deal found 1/11£692

Sat 13/216:28 -

2 stops20h 22m

Tue 16/208:40 -

2 stops16h 14m

Deal found 31/10£766

Sat 16/116:43 -

2 stops42h 47m

Tue 19/110:05 -

2 stops42h 54m

Deal found 31/10£942

Wed 31/313:48 -

2 stops14h 12m

Wed 7/409:55 -

2 stops16h 13m

Deal found 30/10£681

Sun 21/212:37 -

2 stops13h 33m

Sun 28/206:50 -

2 stops14h 31m

Deal found 31/10£713

Wed 31/319:50 -

1 stop11h 55m

Wed 7/409:45 -

1 stop13h 35m

Deal found 30/10£751

Mon 29/310:02 -

2 stops16h 08m

Thu 1/406:15 -

2 stops15h 45m

Deal found 2/11£686

Sun 14/315:10 -

1 stop10h 45m

Sun 21/311:05 -

2 stops37h 16m

Deal found 1/11£720

Tue 23/312:30 -

2 stops21h 10m

Wed 14/415:40 -

2 stops37h 30m

Deal found 3/11£751

Sat 5/1218:13 -

1 stop20h 57m

Thu 17/1210:50 -

1 stop16h 09m

Deal found 31/10£710

Tue 2/314:48 -

1 stop10h 52m

Sun 7/312:05 -

1 stop11h 48m

Deal found 4/11£737

Fri 12/312:00 -

1 stop13h 50m

Thu 25/311:45 -

2 stops16h 19m

Deal found 3/11£711

Sat 27/216:28 -

2 stops25h 07m

Sat 6/306:30 -

2 stops22h 11m

Deal found 4/11£998

Thu 25/308:10 -

1 stop18h 15m

Wed 28/406:30 -

2 stops14h 08m

Deal found 31/10£714

Tue 22/1218:38 -

1 stop30h 12m

Wed 30/1209:45 -

1 stop29h 28m

Deal found 1/11£903

Wed 2/1217:13 -

1 stop12h 17m

Sun 20/1216:00 -

1 stop13h 42m

Deal found 31/10£747

Mon 7/1218:13 -

1 stop11h 17m

Mon 14/1209:05 -

1 stop12h 28m

Deal found 4/11£748

Mon 14/1213:13 -

2 stops14h 47m

Mon 21/1210:00 -

2 stops16h 23m

Deal found 3/11£777

Find flight deals from Indianapolis to London

Round-trip from	£527
One-way from	£247
Popular in	June
Cheapest in	March
Average price	£659

18/11-25/11
2 total stops
42h 36m total
Indianapolis to London

Search Deals

Iberia
17/3-31/12
1 total stop
17h 39m total
Indianapolis to London

Search Deals

Highest demand for flights based on searches. 15% potential increase in price (£97 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£20 potential savings vs. average return price).

Search Deals

Average for round-trip flights in November 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Indianapolis to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Sun 14/3

12:45-09:25

2 stops16h 40m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£255

IndianapolisLondon

IND Indianapolis - LGW London Gatwick

INDLGW

Indianapolis

Tue 16/3

07:20-09:00

2 stops21h 40m

London Gatwick

Wed 31/12

00:00-18:00

Nonstop0h 00m

£259

IndianapolisLondon

IND Indianapolis - LGW London Gatwick

INDLGW

Indianapolis

Sun 14/3

07:20-09:00

2 stops21h 40m

London Gatwick

Wed 31/12

00:00-18:00

Nonstop0h 00m

£259

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Fri 26/3

16:38-20:00

2 stops47h 22m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£269

Fastest return journey

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Fri 26/3

21:40-11:25

1 stop9h 45m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£281

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Thu 15/4

12:43-06:25

1 stop12h 42m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£284

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Thu 18/3

06:05-06:50

1 stop20h 45m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£292

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Fri 12/3

08:10-07:50

1 stop18h 40m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£292

IndianapolisLondon

IND Indianapolis - LHR London Heathrow

INDLHR

Indianapolis

Thu 15/4

12:40-10:00

3 stops16h 20m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£294

IndianapolisLondon

IND Indianapolis - LGW London Gatwick

INDLGW

Indianapolis

Thu 18/3

12:52-15:45

2 stops22h 53m

London Gatwick

Wed 31/12

00:00-18:00

Nonstop0h 00m

£296

Flights are sorted by cheapest return flights first.

Deals found on 3/11

Showing 1-10 of 42 resultsSorted by cheapest first

...

Best time to book a flight from Indianapolis to London

Have a flexible travel schedule? Discover the best time to fly to London from Indianapolis with our price prediction graph.

IND-LON

IND-LGW

IND-LHR

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Indianapolis to London

IND-LON

IND-LGW

IND-LHR

What is the cheapest month to book a flight from Indianapolis to London?

Currently, February is the cheapest month in which you can book a flight from Indianapolis to London (average of £572). Flying from Indianapolis to London in June is currently the most expensive (average of £985). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Indianapolis to London?

Airfare is below average for this route at the moment.

Indianapolis to London flights typically cost between £634 and £743 in November.
The cheapest return price found within the last 5 days was £527 on Multiple Airlines (18 Nov–25 Nov).

What’s the top stopover airport for flights from Indianapolis to London?

Dublin (DUB) – chosen by Cheapflights users on 42% of one-stop itineraries from Indianapolis to London on Cheapflights.

What’s the cheapest stopover airport for flights from Indianapolis to London?

Boston (BOS) is the most affordable one-stop option, with an average return flight price of £623.

What’s the fastest stopover option from Indianapolis to London?

Flights via Dublin (DUB) have the shortest average one-way travel time for one-stop routes: 10h 12m.

Which airport typically offers the quickest stopover for flights from Indianapolis to London?

Flights via Dublin (DUB) offer the fastest connection on this route, with an average stopover time of 1h 23m.

How far ahead should I book a flight from Indianapolis to London?

Booking 52 days in advance of your planned departure date is, on average, the best time to get cheap flights from Indianapolis to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Related info for your journey

What airport do you fly from for flights from Indianapolis to London?
Indianapolis (IND), located 8.3 mi from the city center, is the airport you fly out of when you book flights from Indianapolis to London. 0 airlines have flights from Indianapolis to London on a regular basis. Booking flights from Indianapolis to London should not be difficult; the airport handles an average of 0 outbound flights to London per day.
How long is the flight from Indianapolis to London?
Airlines like Delta and United Airlines fly from Indianapolis to London in about 13h. The time it takes to get you to your destination can typically vary by up to 10h 51m. There are 3983 mi between Indianapolis and London. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the most popular routes from Indianapolis to London?
Most travelers choose Indianapolis - London Heathrow, Indianapolis - London Gatwick or Indianapolis - London Stansted when deciding on the best route from Indianapolis to London.
Can I find deals for flights from Indianapolis to London that include hotel bookings?
Yes. In addition to deals on Indianapolis to London flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Indianapolis to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Indianapolis to London.
Can I find deals for business class flights from Indianapolis to London?
Yes. Cheapflights offers flight deals from Indianapolis to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Indianapolis to London?
Currently, February is the cheapest month in which you can book a flight from Indianapolis to London (average of £572). Flying from Indianapolis to London in June is currently the most expensive (average of £985). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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How does Cheapflights help users find flights from Indianapolis to London?

When you search for this flight from Indianapolis to London, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Indianapolis to London?

Cheapflights simply makes it quick and affordable to book flights from Indianapolis to London by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Indianapolis to London with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Indianapolis to London, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Indianapolis to London become cheaper?

Not ready to book yet? You can track prices for flights from Indianapolis to London on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from Indianapolis to London from £247

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/3. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Indianapolis to London

Cheapest flights from Indianapolis to LondonExplore the most affordable flight options available from Indianapolis to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 November 2026.

Explore the most affordable flight options available from Indianapolis to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 November 2026.

Best flights from Indianapolis to LondonDiscover carefully curated flight deals from Indianapolis to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 November 2026.

Discover carefully curated flight deals from Indianapolis to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 November 2026.

Last-minute flights from Indianapolis to LondonDiscover last-minute flight deals from Indianapolis to London. Data last updated 4 November 2026 and is based on user searches.

Discover last-minute flight deals from Indianapolis to London. Data last updated 4 November 2026 and is based on user searches.

One-way flights from Indianapolis to LondonSearch for one-way flight options from Indianapolis to London. Find affordable one-way fares based on user searches. Data last updated 4 November 2026.

Search for one-way flight options from Indianapolis to London. Find affordable one-way fares based on user searches. Data last updated 4 November 2026.

Find flight deals from Indianapolis to London

Round-trip from

One-way from

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Use the filters below to find and compare flights from Indianapolis to London that are best for you.

Best time to book a flight from Indianapolis to London

Have a flexible travel schedule? Discover the best time to fly to London from Indianapolis with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from Indianapolis to London?

How much does it cost for a return flight from Indianapolis to London?

Airfare is below average for this route at the moment.

Indianapolis to London flights typically cost between £634 and £743 in November.The cheapest return price found within the last 5 days was £527 on Multiple Airlines (18 Nov–25 Nov).

What’s the top stopover airport for flights from Indianapolis to London?

Share of one-stop return flights from Indianapolis to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Dublin (DUB) – chosen by Cheapflights users on 42% of one-stop itineraries from Indianapolis to London on Cheapflights.

What’s the cheapest stopover airport for flights from Indianapolis to London?

Average return fare for one-stop flights from Indianapolis to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Boston (BOS) is the most affordable one-stop option, with an average return flight price of £623.

What’s the fastest stopover option from Indianapolis to London?

Shortest average travel time for one-stop one-way flights from Indianapolis to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Dublin (DUB) have the shortest average one-way travel time for one-stop routes: 10h 12m.

Which airport typically offers the quickest stopover for flights from Indianapolis to London?

Average stopover duration for one-stop one-way flights from Indianapolis to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Dublin (DUB) offer the fastest connection on this route, with an average stopover time of 1h 23m.

How far ahead should I book a flight from Indianapolis to London?

Booking 52 days in advance of your planned departure date is, on average, the best time to get cheap flights from Indianapolis to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Related info for your journey

What airport do you fly from for flights from Indianapolis to London?

How long is the flight from Indianapolis to London?

What are the most popular routes from Indianapolis to London?

Can I find deals for flights from Indianapolis to London that include hotel bookings?

How can I find direct flights from Indianapolis to London?

Can I find deals for business class flights from Indianapolis to London?

What is the cheapest month to book a flight from Indianapolis to London?

Travelling to a place near London?

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Alternative routes for Indianapolis to London

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Complete your trip

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Direct flights to England

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Search flights from Indianapolis to London by cabin class

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Other flights to London

Explore flights to London departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 4 November 2026.

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How does Cheapflights help users find flights from Indianapolis to London?

Why should you use Cheapflights to find cheap flight tickets from Indianapolis to London?

Can Cheapflights find flights from Indianapolis to London with no change fees?

Can Cheapflights notify me if prices for flights from Indianapolis to London become cheaper?

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Cheapest flights from Indianapolis to London
Explore the most affordable flight options available from Indianapolis to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 November 2026.

Best flights from Indianapolis to London
Discover carefully curated flight deals from Indianapolis to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 November 2026.

Last-minute flights from Indianapolis to London
Discover last-minute flight deals from Indianapolis to London. Data last updated 4 November 2026 and is based on user searches.

One-way flights from Indianapolis to London
Search for one-way flight options from Indianapolis to London. Find affordable one-way fares based on user searches. Data last updated 4 November 2026.

Indianapolis to London flights typically cost between £634 and £743 in November.
The cheapest return price found within the last 5 days was £527 on Multiple Airlines (18 Nov–25 Nov).