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Cheap flights from Indianapolis to London from $223

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 4/12. 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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0 bags

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Find the cheapest flights from Indianapolis to London

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Indianapolis to London.
5:35 am - 10:00 amIND-LGW
23h 25m1 stop
2:00 pm - 7:00 pmLGW-IND
34h 00m1 stop
Sat, Apr 12 - Fri, Apr 25
2:36 pm - 6:55 pmIND-LGW
23h 19m2 stops
2:00 pm - 11:59 pmLGW-IND
14h 59m1 stop
Thu, May 1 - Wed, May 14
4:44 pm - 8:10 amIND-LGW
10h 26m1 stop
3:05 pm - 10:29 pmLGW-IND
12h 24m1 stop
$742British Airways
Find Deal
Wed, Aug 6 - Fri, Aug 22
2:40 pm - 7:20 amIND-LHR
11h 40m1 stop
8:55 am - 7:45 pmLHR-IND
15h 50m1 stop
$751British Airways
Find Deal
Wed, Aug 6 - Fri, Aug 22
6:52 pm - 11:25 amIND-LHR
11h 33m1 stop
2:05 pm - 12:08 pmLHR-IND
27h 03m2 stops
$759United Airlines
Find Deal
Wed, Apr 30 - Tue, May 13
7:30 am - 11:45 amIND-LHR
23h 15m1 stop
5:40 pm - 8:54 pmLHR-IND
32h 14m1 stop
$766United Airlines
Find Deal
Tue, Apr 29 - Tue, May 6
7:20 pm - 7:20 amIND-LHR
31h 00m1 stop
9:45 am - 4:44 pmLHR-IND
11h 59m1 stop
$788Iberia
Find Deal
Sat, May 10 - Wed, May 21
4:02 pm - 7:20 amIND-LHR
10h 18m1 stop
11:10 am - 6:49 pmLHR-IND
12h 39m1 stop
$795Iberia
Find Deal
Tue, Aug 19 - Thu, Aug 28
4:15 pm - 8:10 amIND-LGW
10h 55m1 stop
3:05 pm - 10:21 pmLGW-IND
12h 16m1 stop
$842American Airlines
Find Deal
Fri, Sep 19 - Sat, Sep 27
4:44 pm - 8:10 amIND-LGW
10h 26m1 stop
3:05 pm - 10:29 pmLGW-IND
12h 24m1 stop
$848American Airlines
Find Deal
Fri, Aug 22 - Thu, Aug 28

Scandinavian Airlines flights from Indianapolis to London

Our best Scandinavian Airlines deals on Indianapolis to London flight tickets
Scandinavian Airlines
May 6
IND1:00 pmIndianapolis
15h 35m
2 stops
LHR9:35 amLondon Heathrow
May 13
LHR7:05 amLondon Heathrow
18h 44m
2 stops
IND8:49 pmIndianapolis
Scandinavian Airlines
Apr 28
IND1:00 pmIndianapolis
24h 50m
2 stops
LHR6:50 pmLondon Heathrow
May 5
LHR6:40 amLondon Heathrow
20h 15m
2 stops
IND9:55 pmIndianapolis
Scandinavian Airlines
May 13
IND7:00 amIndianapolis
30h 30m
2 stops
LHR6:30 pmLondon Heathrow
May 21
LHR7:05 amLondon Heathrow
18h 44m
2 stops
IND8:49 pmIndianapolis

Finnair flights from Indianapolis to London

Our best Finnair deals on Indianapolis to London flight tickets
Finnair
May 6
IND7:20 pmIndianapolis
11h 55m
1 stop
LHR12:15 pmLondon Heathrow
May 13
LHR9:30 amLondon Heathrow
20h 08m
2 stops
IND12:38 amIndianapolis
Finnair
May 6
IND7:20 pmIndianapolis
11h 55m
1 stop
LHR12:15 pmLondon Heathrow
May 13
LHR2:25 pmLondon Heathrow
15h 13m
1 stop
IND12:38 amIndianapolis
Finnair
Apr 8
IND7:27 pmIndianapolis
10h 03m
1 stop
LHR10:30 amLondon Heathrow
Apr 22
LHR3:30 pmLondon Heathrow
12h 34m
1 stop
IND11:04 pmIndianapolis

See travel insights to London from

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

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 February. Flight prices, which tend to average around $769, are often lower during this time because this is during the off-season. The month of August is another great option to travel to London, with average flight prices from Indianapolis averaging around $772.

What is the cheapest day to depart on your flight to London?

The cheapest day to depart from Indianapolis to London is on a Tuesday. Travelers who choose to depart for London on a Tuesday will often find tickets for as low as $943. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,013. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

What is the cheapest time of day to depart on your flight to London?

Flying to London from Indianapolis in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $876 when looking at flights departing in the afternoon. Flights to London are more costly in the evening, with an average ticket price of $1,020. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to London?

You are more likely to see cheaper flights to London from Indianapolis when booking 8 weeks ahead of your departure date. In general, you can expect to find flights to London for around $913 when searching 8 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 $853 on momondo.

How have Indianapolis to London flight prices changed over time?

As of March 2025, prices for Indianapolis to London flights are approximately 25% 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

Best Price Found

$223

Fastest flight time

10h 01m

Direct flights

None

Airports in London

5 airports
The best one-way flight to London from Indianapolis in the past 72 hours is $223. The best round-trip flight deal from Indianapolis to London found on momondo in the last 72 hours is $471.
The fastest flight from Indianapolis to London takes 10h 01m
There are no direct flights from Indianapolis to London. Popular non-direct routes for this connection are Indianapolis Airport - London Stansted Airport, Indianapolis Airport - London Heathrow Airport and Indianapolis Airport - London Gatwick Airport.
There are 5 airports near London: London City (LCY), London Heathrow (LHR), London Stansted (STN), London Gatwick (LGW), London Southend (SEN)

  • 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 01m.

  • 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?

  • 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?


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 AirwaysPriceFrom $610Free CancellationRating
6.6
6,713 reviews
Search British Airways flights
IberiaPriceFrom $632Free CancellationRating
7.0
2,653 reviews
Search Iberia flights
American AirlinesPriceFrom $651Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Air CanadaPriceFrom $656Free CancellationRating
7.0
9,012 reviews
Search Air Canada flights
DeltaPriceFrom $664Free CancellationRating
8.0
7,899 reviews
Search Delta flights
United AirlinesPriceFrom $727Free CancellationRating
7.4
8,614 reviews
Search United Airlines flights
Virgin AtlanticPriceFrom $739Free CancellationRating
7.4
636 reviews
Search Virgin Atlantic flights
Aer LingusPriceFrom $768Free CancellationRating
7.0
1,061 reviews
Search Aer Lingus flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Gatwick
Croydon
Luton
Guildford
Hayes
Slough
Dartford
Stansted
Ilford
Dover
Canterbury
Colchester
Milton Keynes
Horley
Wembley
Chelmsford
Eastbourne
Southend-on-Sea
Hook

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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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