London

$232+ Cheap flights from Indianapolis (IND) to London (LON)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/25. Fares are subject to change and may not be available on all flights or dates of travel.
IND — LON
Apr 10 — Apr 171
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Find cheap flights from Indianapolis to London with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from Indianapolis to London are usually found in October or September, booked 26 days in advance, depart on a Tuesday or Thursday and return on a Wednesday

Cheap flight deals from Indianapolis to London

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 March 11, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/306:00 am
IND
-
LGW
1 stop19h 20m
Multiple Airlines
Tue 4/72:00 pm
LGW
-
IND
1 stop25h 51m
Multiple Airlines
Deal found 3/8$642
This Kiwi.com deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/316:00 am
IND
-
LGW
1 stop19h 20m
Multiple Airlines
Tue 4/72:00 pm
LGW
-
IND
1 stop25h 51m
Multiple Airlines
Deal found 3/7$645
This United Airlines deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:45 pm
IND
-
LHR
2 stops20h 50m
United Airlines
Mon 11/1611:05 am
LHR
-
IND
2 stops41h 43m
United Airlines
Deal found 3/10$657
This Kiwi.com deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/236:00 am
IND
-
LGW
1 stop20h 00m
Multiple Airlines
Wed 3/257:25 pm
LGW
-
IND
2 stops55h 50m
Multiple Airlines
Deal found 3/9$661
This Cheapflightsfares deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/284:25 pm
IND
-
LHR
1 stop14h 25m
Lufthansa
Wed 9/308:30 am
LHR
-
IND
2 stops17h 06m
Lufthansa
Deal found 3/8$664
This Kiwi.com deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/245:08 pm
IND
-
LGW
1 stop12h 52m
Multiple Airlines
Wed 3/257:25 pm
LGW
-
IND
2 stops55h 50m
Multiple Airlines
Deal found 3/9$668
This lastminute.com deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2112:55 pm
IND
-
LHR
2 stops15h 40m
Scandinavian Airlines
Tue 4/2810:35 am
LHR
-
IND
2 stops39h 33m
Scandinavian Airlines
Deal found 3/6$669
This Kiwi.com deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/226:00 am
IND
-
LGW
1 stop20h 00m
Multiple Airlines
Wed 3/257:25 pm
LGW
-
IND
2 stops55h 50m
Multiple Airlines
Deal found 3/9$683
This Mytrip deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/197:50 pm
IND
-
LHR
1 stop12h 40m
Aer Lingus
Wed 9/29:50 am
LHR
-
IND
1 stop13h 30m
Aer Lingus
Deal found 3/10$692
This Booking.com deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/197:50 pm
IND
-
LHR
1 stop11h 50m
Aer Lingus
Wed 8/269:50 am
LHR
-
IND
1 stop13h 30m
Aer Lingus
Deal found 3/10$694
This Cheapflightsfares deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/124:25 pm
IND
-
LHR
1 stop14h 25m
Lufthansa
Wed 8/266:55 am
LHR
-
IND
2 stops18h 44m
Lufthansa
Deal found 3/6$695
This Kiwi.com deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/306:00 am
IND
-
LGW
1 stop19h 20m
Multiple Airlines
Thu 4/92:00 pm
LGW
-
IND
2 stops26h 23m
Multiple Airlines
Deal found 3/8$695

Find flight deals from Indianapolis to London

Discover tips and strategies to find the most affordable flight options for your journey from Indianapolis (IND) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$642
(Kiwi.com)

One-way from

$232
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$758
Provider with most accurate pricing for Indianapolis-London (LON) flight deals.
Provider most trusted by Cheapflights users for Indianapolis-London (LON) flights.
From Indianapolis to London (LON)
One-way flight from Indianapolis to London (LON)
Highest demand for flights based on searches. 17% potential increase in price ($171 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
Average for round-trip flights in March 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from Indianapolis to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 11, 2026.
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 round-trip

IndianapolisLondon

IND - LGW

INDLGW

Indianapolis

Mon 3/30

7:18 pm-10:00 am

1 stop33h 42m

London Gatwick

Wed 4/8

2:00 pm-4:13 pm

1 stop31h 13m

$780

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Wed 8/19

2:48 pm-6:55 am

1 stop11h 07m

London Heathrow

Wed 9/2

6:50 am-4:29 pm

2 stops14h 39m

$782

IndianapolisLondon

IND - LGW

INDLGW

Indianapolis

Tue 4/14

1:56 pm-9:25 am

2 stops14h 29m

London Gatwick

Tue 4/21

10:35 am-8:30 pm

2 stops14h 55m

$803

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Mon 4/20

7:30 pm-6:30 am

2 stops30h 00m

London Heathrow

Mon 4/27

11:05 am-4:52 pm

2 stops34h 47m

$803

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Mon 4/13

3:56 pm-7:10 am

1 stop10h 14m

London Heathrow

Tue 4/21

11:20 am-9:16 pm

1 stop14h 56m

$820

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Tue 4/14

6:49 am-8:50 am

1 stop21h 01m

London Heathrow

Tue 4/21

8:40 am-12:07 am

2 stops20h 27m

$842

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Mon 4/13

6:49 am-8:50 am

1 stop21h 01m

London Heathrow

Tue 4/21

9:55 am-12:07 am

2 stops19h 12m

$842
Quickest round-trip

IndianapolisLondon

IND - LHR

INDLHR

Indianapolis

Sat 4/11

3:27 pm-7:10 am

1 stop10h 43m

London Heathrow

Fri 4/24

10:45 am-5:18 pm

1 stop11h 33m

$870

IndianapolisLondon

IND - LCY

INDLCY

Indianapolis

Sat 8/22

4:31 pm-12:35 pm

2 stops39h 04m

London City

Sun 8/30

6:00 pm-4:29 pm

2 stops27h 29m

$872

IndianapolisLondon

IND - LCY

INDLCY

Indianapolis

Wed 4/1

12:19 pm-7:55 am

2 stops14h 36m

London City

Fri 4/10

10:00 am-9:15 pm

2 stops16h 15m

$901

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Showing 1-10 of 60 resultsSorted by cheapest first
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Compare providers for flights from Indianapolis to London

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Indianapolis to London in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Indianapolis-London flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Indianapolis-London flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Indianapolis-London flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Indianapolis-London flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Indianapolis-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.
Estimated round-trip 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

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

Use this chart to determine the optimal time to book a round-trip flight from Indianapolis to London. Price data was last updated on March 6, 2026.

Booking 26 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.

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

Currently, July is the cheapest month in which you can book a flight from Indianapolis to London (average of $229). Flying from Indianapolis to London in June is currently the most expensive (average of $925). 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.

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

Find hourly flight availability from Indianapolis to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 11, 2026.

Unlike in the evening, when flights are generally more expensive, you can save up to 13% on flights from Indianapolis to London by exploring options for tickets in the afternoon.

How much does it cost to fly round-trip from Indianapolis to London?

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

Share of 1-stop round-trip flights from Indianapolis to London chosen by Cheapflights users in the past 12 months, using the same layover each way.

Dublin (DUB) – chosen by Cheapflights users on 50% of 1-stop itineraries from Indianapolis to London on Cheapflights.

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

Average round-trip fare for 1-stop flights from Indianapolis to London, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Dublin (DUB) is the most affordable 1-stop option, with an average round-trip price of $636.

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

Shortest average travel time for 1-stop one-way flights from Indianapolis to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Washington, D.C. (IAD) have the shortest average one-way travel time for 1-stop routes: 9h 57m.

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

Average layover duration for 1-stop one-way flights from Indianapolis to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Washington, D.C. (IAD) offer the fastest connection on this route, with an average layover time of 1h 30m.

The best insider tips for Indianapolis to London flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Indianapolis to London trip
Our travel experts
Andreas Spaeth

Andreas Spaeth

Expert on Air India

Andreas hails from Hamburg, Germany, and has been visiting over 130 countries around the globe in his never-ending curiosity to explore new places. Visiting airlines and airports on every continent is a good excuse to see their home countries. Andreas is particularly proud he visited the North Pole (by icebreaker) and Antarctica (landing on an ice runway).

Gabriel Leigh

Gabriel Leigh

Expert on British Airways

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Blane Bachelor

Blane Bachelor

Expert on Virgin Atlantic

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Jessica Macdonald

Jessica Macdonald

Expert on Air Canada

Currently based in Scotland after living in South Africa and the United States, Jessica has been writing travel and aviation content for more than 10 years. She regularly contributes to Travel + Leisure and TripSavvy, and has had work published by Condé Nast Traveller and The Independent. She has traveled to more than 50 countries across six continents.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated March 11, 2026.
Peruse reviews from past customers who have flown with United Airlines,Aer Lingus, andAmerican Airlines from Indianapolis to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.3

Overall

7.4

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Comfort

7.3

Overall

7.4

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Comfort

7.3

Overall

7.4

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Comfort

7.3

Overall

7.4

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Comfort

7.3

Overall

7.4

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Comfort

7.3

Overall

7.4

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Indianapolis to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Indianapolis to London?

    For a flight from Indianapolis to London, you will be flying from Indianapolis. Indianapolis (IND) is just 8.3 mi from the center of the city. Indianapolis is the only Indianapolis airport and it handles 0 outbound flights to London per day. 8 airlines have flights to London from Indianapolis on a regular basis.

  • How long is the flight from Indianapolis to London?

    Airlines like United Airlines, Lufthansa, and SWISS fly from Indianapolis to London in about 11h 07m. The time it takes to get you to your destination can typically vary by up to 8h 52m. Airlines will cover a distance of 3983 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Indianapolis to London round-trip?

    Our cheapest airline available from Indianapolis to London is British Airways. Our recent data shows that you can find tickets from as low as $525 on this airline. Additional options worth looking into are Delta and Virgin Atlantic, starting at $531 and $531 round-trip. Users have found that British Airways is 35% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Indianapolis to London one-way?

    The cheapest airline one-way is Aer Lingus, with whom users have recently found tickets for as low as $214. However, be on the lookout for offers from American Airlines and British Airways, as they are both options that can get you from Indianapolis to London for a low price.

  • What are the most popular routes from Indianapolis to London?

  • Where are the most common layover locations when flying from Indianapolis to London?

  • What are some popular things to do or see while on a layover in Chicago?

    Magnificent Mile, River North, and Grant Park are the most popular attractions in Chicago if you're in need of something to do during your layover. Magnificent Mile, River North and Grant Park are located about 15.5 mi, 15.0 mi, and 16.2 mi, respectively from Chicago O'Hare Intl if you are interested in checking them out. Those landing in Chicago looking to spend some time exploring during their layover can rent a car for about $51 per day.

  • Where are the least popular layover locations for Indianapolis to London flights?

  • 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 vacation 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, July is the cheapest month in which you can book a flight from Indianapolis to London (average of $229). Flying from Indianapolis to London in June is currently the most expensive (average of $925). 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

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Ilford
Hounslow
Croydon
Gatwick
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Orpington
Watford
Borehamwood
Aylesbury
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne
Sutton
Slough

Browse thousands of different options on Cheapflights for your next trip

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Top 8 airlines flying from Indianapolis to London

Discover the top 8 airlines that operate flights from Indianapolis to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$525Average$755FlexibilityNo cancel feeOn-time70%
Virgin AtlanticCheapest$531Average$837FlexibilityNo cancel feeOn-time72%
DeltaCheapest$531Average$845FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$532Average$743FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$601Average$871FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$621Average$799FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$633Average$905FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$733Average$918FlexibilityNo cancel feeOn-time76%

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