Cheap Flights from Indianapolis, IN to London from $173

Return flight: London – Indianapolis

On Cheapflightsplus.com you will find 1000 connecting flights from Indianapolis to London. You can compare airfare deals from 16 airlines and multiple travel sites from $173, book and save on cheap plane tickets and last minute offers. Also check out IND-LON flight schedule to find best flight time, convenient departure and arrival airports.

Flight Information

Below we will explain in detail what the flights cost on the destination from Indianapolis to London depends on and how to choose the most interesting flight option for you.

Distance between Indianapolis and London is 6433 miles. Time difference between the cities is 5h. Airplanes depart 05:45 to 22:04 from 1 Indianapolis airport and arrive 05:45 to 22:04 to 10 London airports. Average flight time is 19h 26m.

  • The fastest flight 9h 51m
  • Average flight time 19h 26m
  • The earliest flight 05:45
  • The latest flight 22:04
  • Distance 3998 ml

The cheapest months to travel to London are july (from 173 $), august (from 218 $), october (from 236 $).

The most expensive months are december (from 635 $), november (from 629 $), february (from 573 $).

What is the lowest airfare Indianapolis to London?

The cheapest plane ticket found by our users is $173. This airfare is for economy class on one-way G41252 flight by Allegiant Air for July 24, 2025 which leaves Indianapolis Int. in Indianapolis at 21:28 am and arrives at London Gatwick at 10:00.

Economy class
$173
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Business class
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First class
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Flight Schedule Indianapolis (Indiana) to London

06:30 — 10:10+1day
22h 40m flight time
Find flight
from$205
06:30 — 08:40 Indianapolis — Orlando
G4587 Allegiant Air
12h stop
20:40 — 10:10 Orlando — London
Z0784 Z0
06:30 — 10:00+1day
22h 30m flight time
Find flight
from$218
06:30 — 08:40 Indianapolis — Orlando
G4610 Allegiant Air
11h 50m stop
20:30 — 10:00 Orlando — London
Z0784 Z0
07:01 — 10:00+1day
21h 59m flight time
Find flight
from$290
07:01 — 09:20 Indianapolis — Orlando
NK1523 Spirit Airlines
11h 10m stop
20:40 — 10:10 Orlando — London
Z0784 Z0
09:40 — 10:00+1day
19h 20m flight time
Find flight
from$211
09:40 — 11:53 Indianapolis — Orlando
G41342 Allegiant Air
8h 37m stop
20:30 — 10:00 Orlando — London
Z0784 Z0
09:40 — 10:00+1day
19h 20m flight time
Find flight
from$241
09:40 — 11:53 Indianapolis — Orlando
G41279 Allegiant Air
8h 37m stop
20:30 — 10:00 Orlando — London
Z0784 Z0
10:15 — 06:20+1day
15h 5m flight time
Find flight
from$252
10:15 — 12:13 Indianapolis — New York
NK1521 Spirit Airlines
6h 7m stop
18:20 — 06:20 New York — London
Z0702 Z0
10:51 — 10:00+1day
18h 9m flight time
Find flight
from$297
10:51 — 13:08 Indianapolis — Orlando
NK2891 Spirit Airlines
7h 22m stop
20:30 — 10:00 Orlando — London
Z0784 Z0
10:51 — 10:00+1day
18h 9m flight time
Find flight
from$338
10:51 — 13:08 Indianapolis — Orlando
NK2891 Spirit Airlines
7h 17m stop
20:30 — 10:00 Orlando — London
A15960 G2 Switch Works
12:59 — 10:00+1day
16h 1m flight time
Find flight
from$312
12:59 — 15:10 Indianapolis — Orlando
G4632 Allegiant Air
5h 20m stop
20:30 — 10:00 Orlando — London
Z0784 Z0
13:01 — 10:00+1day
15h 59m flight time
Find flight
from$206
13:01 — 15:14 Indianapolis — Orlando
G42253 Allegiant Air
5h 16m stop
20:30 — 10:00 Orlando — London
Z0784 Z0
17:49 — 10:10+2days
35h 21m flight time
Find flight
from$207
17:49 — 20:14 Indianapolis — Orlando
NK2821 Spirit Airlines
24h 26m stop
20:40 — 10:10 Orlando — London
Z0784 Z0
19:07 — 10:55+2days
34h 48m flight time
Find flight
from$263
19:07 — 20:39 Indianapolis — Los Angeles
NK1038 Spirit Airlines
19h 51m stop
16:30 — 10:55 Los Angeles — London
Z0712 Z0
21:28 — 10:00+2days
31h 32m flight time
Find flight
from$173
19:17 — 21:27 Indianapolis — Orlando
G41252 Allegiant Air
20h 52m stop
20:30 — 10:00 Orlando — London
Z0784 Z0
21:59 — 10:55+2days
31h 56m flight time
Find flight
from$246
21:59 — 23:20 Indianapolis — Los Angeles
G4761 Allegiant Air
17h 10m stop
16:30 — 10:55 Los Angeles — London
Z0712 Z0
21:59 — 10:55+2days
31h 56m flight time
Find flight
from$250
21:59 — 23:20 Indianapolis — Los Angeles
G4777 Allegiant Air
17h 10m stop
16:30 — 10:55 Los Angeles — London
Z0712 Z0
Full flight schedule will help you in detecting at what time planes fly from Indianapolis to London. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
*Departure and arrival times - local. Updated on October 24, 2025.

Popular Airlines on the Route

The flight Indianapolis — London is served by 16 regular airlines and 4 low-cost airlines. Most of the flights on this route are operated by KLM - 32 departures per week at the price of from $ 484 . And the most expensive tickets are offered by Spirit Airlines airline - from $ 604.

Direct flights

There’re no direct flights on this route. Try flights with stops.

Connecting Flights

There are 1000 flights with layovers on the route. The fastest connecting flight is UA1939 by United Airlines takes 9h 51m and the cheapest is G41252 by Allegiant Air for $173.

  • KL - KLM
    from $484
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  • AC - Air Canada
    from $406
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  • OS - Austrian Airlines
    from $562
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  • EI - Aer Lingus
    from $569
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  • AF - Air France
    from $484
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  • SY - Sun Country Airlines
    from $299
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  • UA - United Airlines
    from $432
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  • LX - SWISS International Air Lines
    from $462
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  • G4 - Allegiant Air
    from $173
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  • AS - Alaska Airlines
    from $526
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  • F9 - Frontier Airlines
    from $235
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  • HA - Hawaiian Airlines
    from $389
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See more connecting flights

Airports

You can fly from Indianapolis to London from 1 airports (Indianapolis Int.).

Indianapolis airports

  • Indianapolis Int.-IND
    from $173
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London airports

  • London City-LCY
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  • London-Waterloo-QQW
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  • Heathrow-LHR
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  • Luton-LTN
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  • British Rail Terminal-ZLX
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  • London Biggin Hill-BQH
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  • Stansted-STN
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  • Gatwick-LGW
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  • Ebbsfleet International Rail St-XQE
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  • Stratford International Rail St-XOF
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How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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