$324+ Cheap flights from Indianapolis (IND) to London (LON)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/29. Fares are subject to change and may not be available on all flights or dates of travel.
IND — LON
Nov 25 — Dec 21
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Indianapolis to London
Cheapest
Best
Last-minute
One-way
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 October 26, 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 October 26, 2026.
This Booking.com deal was found by Cheapflights users on 10/23. 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.
Mon 11/308:35 pm -
1 stop9h 50m
Wed 12/168:50 am -
1 stop15h 15m
Deal found 10/23![Aer Lingus logo]()
$859
This Booking.com deal was found by Cheapflights users on 10/25. 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 12/98:35 pm -
1 stop9h 50m
Wed 12/168:50 am -
1 stop15h 15m
Deal found 10/25![Aer Lingus logo]()
$869
This Cheapflightsfares deal was found by Cheapflights users on 10/23. 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 11/303:11 pm -
2 stops19h 39m
Wed 12/166:30 am -
2 stops18h 04m
Deal found 10/23![Lufthansa logo]()
$900
This Booking.com deal was found by Cheapflights users on 10/23. 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 11/118:35 pm -
1 stop12h 50m
Wed 11/188:50 am -
1 stop15h 15m
Deal found 10/23![Aer Lingus logo]()
$908
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Tue 12/13:10 pm -
1 stop11h 45m
Wed 12/99:00 am -
2 stops18h 14m
Deal found 10/23![United Airlines logo]()
$917
This FlightHub deal was found by Cheapflights users on 10/22. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/301:06 pm -
1 stop14h 29m
Wed 12/168:45 am -
2 stops18h 57m
Deal found 10/22![British Airways logo]()
$918
This FlightHub deal was found by Cheapflights users on 10/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/257:45 pm -
2 stops15h 05m
Wed 12/27:10 pm -
2 stops33h 29m
Deal found 10/25![Lufthansa logo]()
$920
This Delta deal was found by Cheapflights users on 10/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/212:55 pm -
1 stop13h 10m
Tue 12/86:30 am -
2 stops15h 52m
Deal found 10/23![Delta logo]()
$923
This Expedia deal was found by Cheapflights users on 10/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/91:05 pm -
2 stops18h 00m
Wed 12/166:15 am -
2 stops21h 27m
Deal found 10/25![Iberia logo]()
$929
This United Airlines deal was found by Cheapflights users on 10/25. 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.
Wed 11/256:20 am -
1 stop10h 00m
Wed 12/211:05 am -
2 stops34h 21m
Deal found 10/25![United Airlines logo]()
$931
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Mon 11/307:36 pm -
1 stop10h 14m
Tue 12/81:00 pm -
2 stops28h 13m
Deal found 10/23![United Airlines logo]()
$933
Best flights from Indianapolis to LondonDiscover carefully curated flight deals from Indianapolis to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
Discover carefully curated flight deals from Indianapolis to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Tue 3/22:48 pm -
1 stop10h 52m
Fri 3/51:00 pm -
2 stops28h 41m
Deal found 10/23![United Airlines logo]()
$915
This Scandinavian Airlines deal was found by Cheapflights users on 10/21. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2312:52 pm -
3 stops24h 08m
Wed 4/147:05 am -
2 stops18h 53m
Deal found 10/21![Scandinavian Airlines logo]()
$976
This Delta deal was found by Cheapflights users on 10/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/76:00 pm -
1 stop11h 15m
Sun 4/111:55 pm -
1 stop12h 13m
Deal found 10/22![Delta logo]()
$989
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Tue 12/111:05 am -
2 stops15h 05m
Wed 12/99:00 am -
2 stops18h 14m
Deal found 10/23![United Airlines logo]()
$920
This Delta deal was found by Cheapflights users on 10/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1911:38 am -
1 stop17h 17m
Thu 11/2612:40 pm -
1 stop16h 04m
Deal found 10/22![Delta logo]()
$1,013
This Scandinavian Airlines deal was found by Cheapflights users on 10/23. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/294:15 pm -
2 stops21h 15m
Mon 4/127:05 am -
3 stops18h 53m
Deal found 10/23![Scandinavian Airlines logo]()
$1,016
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Mon 4/51:50 pm -
1 stop11h 55m
Thu 4/82:10 pm -
1 stop12h 48m
Deal found 10/22![United Airlines logo]()
$939
This Delta deal was found by Cheapflights users on 10/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/137:05 am -
1 stop19h 10m
Mon 12/2110:50 am -
1 stop18h 52m
Deal found 10/25![Delta logo]()
$1,061
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Tue 11/102:50 pm -
1 stop10h 50m
Tue 11/179:00 am -
2 stops16h 46m
Deal found 10/21![United Airlines logo]()
$966
This Scandinavian Airlines deal was found by Cheapflights users on 10/21. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1011:38 am -
3 stops23h 47m
Tue 11/176:40 am -
2 stops19h 07m
Deal found 10/21![Scandinavian Airlines logo]()
$1,109
This United Airlines deal was found by Cheapflights users on 10/24. 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.
Tue 11/244:30 pm -
2 stops12h 35m
Tue 12/19:00 am -
2 stops16h 47m
Deal found 10/24![United Airlines logo]()
$972
This Scandinavian Airlines deal was found by Cheapflights users on 10/23. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/279:05 am -
2 stops28h 25m
Fri 12/47:50 pm -
3 stops29h 40m
Deal found 10/23![Scandinavian Airlines logo]()
$1,110
Last-minute flights from Indianapolis to LondonDiscover last-minute flight deals from Indianapolis to London. Data last updated October 26, 2026 and is based on user searches.
Discover last-minute flight deals from Indianapolis to London. Data last updated October 26, 2026 and is based on user searches.
This Flightnetwork deal was found by Cheapflights users on 10/23. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/289:35 pm -
1 stop12h 50m
Wed 11/49:50 am -
1 stop14h 15m
Deal found 10/23![Aer Lingus logo]()
$947
This Delta deal was found by Cheapflights users on 10/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/283:01 pm -
1 stop16h 39m
Wed 11/411:45 am -
2 stops14h 48m
Deal found 10/23![Delta logo]()
$963
This Booking.com deal was found by Cheapflights users on 10/23. 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 11/118:35 pm -
1 stop12h 50m
Wed 11/188:50 am -
1 stop15h 15m
Deal found 10/23![Aer Lingus logo]()
$908
This Cheapflightsfares deal was found by Cheapflights users on 10/23. 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 11/113:11 pm -
2 stops14h 34m
Wed 11/189:30 am -
2 stops19h 29m
Deal found 10/23![Lufthansa logo]()
$957
This FlightHub deal was found by Cheapflights users on 10/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/257:45 pm -
2 stops15h 05m
Wed 12/27:10 pm -
2 stops33h 29m
Deal found 10/25![Lufthansa logo]()
$920
This United Airlines deal was found by Cheapflights users on 10/25. 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.
Wed 11/256:20 am -
1 stop10h 00m
Wed 12/211:05 am -
2 stops34h 21m
Deal found 10/25![United Airlines logo]()
$931
This Booking.com deal was found by Cheapflights users on 10/23. 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.
Mon 11/308:35 pm -
1 stop9h 50m
Wed 12/168:50 am -
1 stop15h 15m
Deal found 10/23![Aer Lingus logo]()
$859
This Cheapflightsfares deal was found by Cheapflights users on 10/23. 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 11/303:11 pm -
2 stops19h 39m
Wed 12/166:30 am -
2 stops18h 04m
Deal found 10/23![Lufthansa logo]()
$900
This FlightHub deal was found by Cheapflights users on 10/22. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/301:06 pm -
1 stop14h 29m
Wed 12/168:45 am -
2 stops18h 57m
Deal found 10/22![British Airways logo]()
$918
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Mon 11/307:36 pm -
1 stop10h 14m
Tue 12/81:00 pm -
2 stops28h 13m
Deal found 10/23![United Airlines logo]()
$933
This Air France deal was found by Cheapflights users on 10/23. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/305:00 pm -
1 stop9h 45m
Tue 12/810:50 am -
1 stop13h 24m
Deal found 10/23![Multiple Airlines logo]()
$943
This Justfly.com deal was found by Cheapflights users on 10/23. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/307:10 am -
2 stops19h 00m
Tue 12/81:00 pm -
2 stops14h 14m
Deal found 10/23![Air Canada logo]()
$960
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 October 26, 2026.
Search for one-way flight options from Indianapolis to London. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
This Expedia deal was found by Cheapflights users on 10/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/2912:52 pm -
1 stop13h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Virgin Atlantic logo]()
$324
This Expedia deal was found by Cheapflights users on 10/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/112:00 pm -
1 stop13h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Virgin Atlantic logo]()
$331
This Expedia deal was found by Cheapflights users on 10/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/293:54 pm -
1 stop10h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Iberia logo]()
$332
This Expedia deal was found by Cheapflights users on 10/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/292:50 pm -
2 stops17h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Air France logo]()
$338
This United Airlines deal was found by Cheapflights users on 10/25. 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.
Mon 3/13:12 pm -
2 stops14h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![United Airlines logo]()
$342
This Air Canada deal was found by Cheapflights users on 10/26. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/3112:40 pm -
3 stops16h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Air Canada logo]()
$354
This Expedia deal was found by Cheapflights users on 10/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/186:30 pm -
1 stop10h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![British Airways logo]()
$381
This Expedia deal was found by Cheapflights users on 10/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/183:10 pm -
2 stops27h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Lufthansa logo]()
$384
This Delta deal was found by Cheapflights users on 10/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/126:05 am -
1 stop19h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Delta logo]()
$387
This American Airlines deal was found by Cheapflights users on 10/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/123:54 pm -
1 stop12h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![American Airlines logo]()
$407
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 October 26, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $741 (United Airlines) |
One-way from | $324 (Expedia) |
Popular in | June |
Cheapest in | March |
Average price | $914 |
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 7,457,451 searches. Data last updated October 26, 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
Cheapest round-trip
Quickest round-trip
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Mon 3/1
3:12 pm-10:50 am
2 stops14h 38m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$342
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Fri 3/12
6:05 am-6:50 am
1 stop19h 45m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$387
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Mon 11/23
11:08 am-10:10 am
2 stops18h 02m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$436
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Thu 1/7
10:22 pm-6:30 am
3 stops27h 08m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$436
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Sun 11/8
1:10 pm-10:10 am
2 stops16h 00m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$441
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Tue 1/12
3:27 pm-3:35 pm
2 stops19h 08m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$453
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Thu 1/7
3:27 pm-2:25 pm
2 stops17h 58m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$478
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Mon 3/1
12:37 pm-10:10 am
3 stops16h 33m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$480
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Fri 3/12
7:00 am-7:10 am
2 stops19h 10m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$505
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Wed 12/16
11:43 am-9:55 am
2 stops17h 12m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$542
Showing 1-10 of 24 resultsSorted by cheapest first
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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars |
- Most accurate provider: When it comes to deals on Indianapolis-London flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Indianapolis-London flight deals on Cheapflights vs. Ovago >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 Ovago the most. Ovago 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.
IND-LON
IND-LHR
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
IND-LON
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 $749). Flying from Indianapolis to London in June is currently the most expensive (average of $1,312). 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 to fly round-trip from Indianapolis to London?
Airfare is below average for this route at the moment.
Indianapolis to London flights typically cost between $758 and $1,042 in February.The cheapest round-trip price found within the last 5 days was $741 on United Airlines (Feb 13-Feb 15).
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 36% 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 Chicago (ORD) have the shortest average one-way travel time for 1-stop routes: 10h 02m.
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 Dublin (DUB) offer the fastest connection on this route, with an average layover time of 1h 18m.
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.
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
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 October 26, 2026.
Peruse reviews from past customers who have flown with Delta,Aer Lingus, andUnited 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.
Crew
8.5
Boarding
8.1
Comfort
7.8
Overall
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Crew
8.5
Boarding
8.1
Comfort
7.8
Overall
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Crew
8.5
Boarding
8.1
Comfort
7.8
Overall
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Crew
8.5
Boarding
8.1
Comfort
7.8
Overall
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Crew
8.5
Boarding
8.1
Comfort
7.8
Overall
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Crew
8.5
Boarding
8.1
Comfort
7.8
Overall
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
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.
Traveling to a place near London?
Book flights to London if you plan to visit one of these locationsIlford
Dorking
Gatwick
Hounslow
Wembley
Harrow
Southend-on-Sea
Basingstoke
Watford
Dartford
Winchester
Croydon
Kingston upon Thames
Chipping Norton
Slough
Eastbourne
Stansted
Sutton
Luton
Bedford
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
London flight routes
Other flight options
Other flights from Indianapolis
Popular flights
Alternative routes for Indianapolis to London
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to London by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Indianapolis to London by cabin class
Find flights from Indianapolis to London, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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 October 26, 2026.
Indianapolis and London flights
Browse other Indianapolis and London flight options. Last updated on October 26, 2026.
Other flights from Indianapolis
Browse through other flights departing from Indianapolis. Flights are based on user searches made on Cheapflights and were last updated on October 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated October 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$454 | Average$1,044 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$630 | Average$846 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$649 | Average$927 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$656 | Average$1,039 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$663 | Average$1,045 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$677 | Average$954 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$686 | Average$961 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$741 | Average$978 | FlexibilityNo cancel fee | On-time76% |