$330+ Cheap flights from Indianapolis (IND) to Heathrow (LHR)
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 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
IND — LHR
Sep 6 — Sep 131
Round-trip
1 adult, Economy
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Find cheap flights from Indianapolis to Heathrow with Cheapflights
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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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Cheapest flights from Indianapolis to HeathrowExplore the most affordable flight options available from Indianapolis to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 7, 2026.
Explore the most affordable flight options available from Indianapolis to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 7, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 8/3. 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 9/285:02 pm -
2 stops14h 58m
Tue 10/66:00 am -
2 stops15h 34m
Deal found 8/3![SWISS logo]()
$846
This Booking.com deal was found by Cheapflights users on 8/4. 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 9/307:50 pm -
1 stop10h 20m
Wed 10/712:00 pm -
1 stop11h 20m
Deal found 8/4![Aer Lingus logo]()
$850
This Expedia deal was found by Cheapflights users on 8/3. 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 12/97:00 am -
1 stop10h 10m
Tue 12/157:30 am -
2 stops17h 54m
Deal found 8/3![Iberia logo]()
$851
This Expedia deal was found by Cheapflights users on 8/3. 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 10/712:40 pm -
1 stop14h 15m
Tue 10/137:50 am -
2 stops19h 40m
Deal found 8/3![Iberia logo]()
$854
This Expedia deal was found by Cheapflights users on 8/4. 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.
Sun 11/11:07 pm -
1 stop16h 18m
Wed 11/117:35 am -
2 stops16h 45m
Deal found 8/4![Iberia logo]()
$855
This Cheapflightsfares deal was found by Cheapflights users on 8/2. 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 -
1 stop11h 10m
Tue 10/66:55 am -
2 stops18h 41m
Deal found 8/2![Lufthansa logo]()
$867
This Expedia deal was found by Cheapflights users on 8/3. 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.
Sat 10/178:57 pm -
2 stops32h 38m
Mon 10/263:00 pm -
2 stops35h 30m
Deal found 8/3![Iberia logo]()
$877
This Booking.com deal was found by Cheapflights users on 8/4. 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 9/147:50 pm -
1 stop11h 50m
Wed 9/3012:00 pm -
1 stop11h 20m
Deal found 8/4![Aer Lingus logo]()
$878
Best flights from Indianapolis to HeathrowDiscover carefully curated flight deals from Indianapolis to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 7, 2026.
Discover carefully curated flight deals from Indianapolis to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 7, 2026.
This British Airways deal was found by Cheapflights users on 8/4. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/65:08 am -
1 stop9h 52m
Wed 1/137:35 am -
2 stops18h 24m
Deal found 8/4![British Airways logo]()
$887
This Delta deal was found by Cheapflights users on 8/4. 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 11/292:04 pm -
1 stop16h 36m
Sat 12/128:40 am -
2 stops17h 00m
Deal found 8/4![Delta logo]()
$932
This SWISS deal was found by Cheapflights users on 8/3. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/185:02 pm -
2 stops14h 58m
Sun 10/256:40 pm -
2 stops33h 07m
Deal found 8/3![SWISS logo]()
$944
This United Airlines deal was found by Cheapflights users on 8/4. 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 9/712:34 pm -
2 stops13h 41m
Fri 9/186:50 am -
2 stops16h 26m
Deal found 8/4![United Airlines logo]()
$947
This Icelandair deal was found by Cheapflights users on 8/3. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:30 am -
2 stops23h 25m
Fri 10/21:05 pm -
2 stops16h 35m
Deal found 8/3![Multiple Airlines logo]()
$1,017
This Scandinavian Airlines deal was found by Cheapflights users on 8/3. 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.
Wed 10/76:45 am -
2 stops21h 35m
Tue 10/136:40 am -
3 stops19h 01m
Deal found 8/3![Scandinavian Airlines logo]()
$1,056
This United Airlines deal was found by Cheapflights users on 8/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:50 pm -
1 stop20h 50m
Sun 10/253:00 pm -
2 stops25h 47m
Deal found 8/6![United Airlines logo]()
$949
This Delta deal was found by Cheapflights users on 8/2. 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 12/131:48 pm -
2 stops12h 57m
Mon 12/216:30 am -
2 stops17h 29m
Deal found 8/2![Delta logo]()
$959
This SWISS deal was found by Cheapflights users on 8/4. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:02 pm -
2 stops19h 48m
Mon 10/58:05 pm -
2 stops25h 29m
Deal found 8/4![SWISS logo]()
$976
This Delta deal was found by Cheapflights users on 8/4. 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.
Sat 11/711:30 am -
1 stop13h 55m
Sat 11/1411:15 am -
2 stops15h 34m
Deal found 8/4![Delta logo]()
$983
This Delta deal was found by Cheapflights users on 8/5. 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.
Sat 9/512:10 pm -
1 stop13h 10m
Wed 9/169:55 am -
2 stops15h 32m
Deal found 8/5![Delta logo]()
$993
Last-minute flights from Indianapolis to HeathrowDiscover last-minute flight deals from Indianapolis to Heathrow. Data last updated August 7, 2026 and is based on user searches.
Discover last-minute flight deals from Indianapolis to Heathrow. Data last updated August 7, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 8/4. 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 9/147:50 pm -
1 stop11h 50m
Wed 9/3012:00 pm -
1 stop11h 20m
Deal found 8/4![Aer Lingus logo]()
$878
This Air Canada deal was found by Cheapflights users on 8/2. 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.
Mon 9/214:25 pm -
1 stop11h 10m
Thu 10/16:50 am -
2 stops13h 51m
Deal found 8/2![Air Canada logo]()
$886
This Cheapflightsfares deal was found by Cheapflights users on 8/3. 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 9/285:02 pm -
2 stops14h 58m
Tue 10/66:00 am -
2 stops15h 34m
Deal found 8/3![SWISS logo]()
$846
This Cheapflightsfares deal was found by Cheapflights users on 8/2. 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 -
1 stop11h 10m
Tue 10/66:55 am -
2 stops18h 41m
Deal found 8/2![Lufthansa logo]()
$867
This Gotogate deal was found by Cheapflights users on 8/5. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:02 pm -
2 stops32h 28m
Wed 10/146:00 am -
2 stops15h 34m
Deal found 8/5![Multiple Airlines logo]()
$882
This Travelocity deal was found by Cheapflights users on 8/6. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/281:59 pm -
1 stop13h 01m
Mon 10/57:25 pm -
2 stops32h 05m
Deal found 8/6![Iberia logo]()
$885
This CheapOair deal was found by Cheapflights users on 8/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2910:20 am -
1 stop20h 30m
Mon 10/51:50 pm -
2 stops31h 44m
Deal found 8/2![Multiple Airlines logo]()
$889
This Booking.com deal was found by Cheapflights users on 8/4. 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 9/307:50 pm -
1 stop10h 20m
Wed 10/712:00 pm -
1 stop11h 20m
Deal found 8/4![Aer Lingus logo]()
$850
This Orbitz deal was found by Cheapflights users on 8/2. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3012:33 pm -
1 stop13h 47m
Mon 10/57:25 pm -
2 stops32h 05m
Deal found 8/2![Iberia logo]()
$884
One-way flights from Indianapolis to HeathrowSearch for one-way flight options from Indianapolis to Heathrow. Find affordable one-way fares based on user searches. Data last updated August 7, 2026.
Search for one-way flight options from Indianapolis to Heathrow. Find affordable one-way fares based on user searches. Data last updated August 7, 2026.
This oojo deal was found by Cheapflights users on 8/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:39 pm -
1 stop12h 11m
Deal found 8/2![British Airways logo]()
$330
This FlightHub deal was found by Cheapflights users on 8/5. 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 11/28:00 pm -
1 stop10h 25m
Deal found 8/5![Aer Lingus logo]()
$331
This Delta deal was found by Cheapflights users on 8/4. 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.
Mon 11/912:09 pm -
2 stops14h 56m
Deal found 8/4![Delta logo]()
$337
This United Airlines deal was found by Cheapflights users on 8/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/236:00 am -
2 stops20h 10m
Deal found 8/7![United Airlines logo]()
$341
This FlightHub deal was found by Cheapflights users on 8/3. 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 11/3011:23 am -
1 stop19h 12m
Deal found 8/3![British Airways logo]()
$343
This FlightHub deal was found by Cheapflights users on 8/7. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2911:03 am -
2 stops19h 17m
Deal found 8/7![Air Canada logo]()
$345
This CheapOair deal was found by Cheapflights users on 8/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/239:10 am -
3 stops17h 00m
Deal found 8/3![Air Canada logo]()
$349
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 11/24:30 pm -
2 stops15h 30m
Deal found 8/5![SWISS logo]()
$357
This Mytrip deal was found by Cheapflights users on 8/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:50 pm -
1 stop12h 40m
Deal found 8/6![Aer Lingus logo]()
$367
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 9/147:48 pm -
3 stops35h 07m
Deal found 8/5![Multiple Airlines logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 9/287:48 pm -
3 stops43h 32m
Deal found 8/2![Multiple Airlines logo]()
$371
Find flight deals from Indianapolis to Heathrow
Discover tips and strategies to find the most affordable flight options for your journey from Indianapolis (IND) to Heathrow (LHR). 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 August 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $846 (Cheapflightsfares) |
One-way from | $330 (oojo) |
Popular in | June |
Cheapest in | February |
Average price | $1,000 |
Cheapflights Fare Finder
Customize your flight search to find flights from Indianapolis to Heathrow 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 August 7, 2026.
Use the filters below to find and compare flights from Indianapolis to London Heathrow Airport 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
Wed 1/6
5:08 am-8:00 pm
1 stop9h 52m
London Heathrow
Wed 1/13
7:35 am-8:59 pm
2 stops18h 24m
$887
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Sun 11/29
2:04 pm-11:40 am
1 stop16h 36m
London Heathrow
Sat 12/12
8:40 am-8:40 pm
2 stops17h 00m
$932
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Sun 10/18
5:02 pm-1:00 pm
2 stops14h 58m
London Heathrow
Sun 10/25
6:40 pm-11:47 pm
2 stops33h 07m
$944
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Mon 9/7
12:34 pm-7:15 am
2 stops13h 41m
London Heathrow
Fri 9/18
6:50 am-6:16 pm
2 stops16h 26m
$947
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Sat 10/17
6:50 pm-8:40 pm
1 stop20h 50m
London Heathrow
Sun 10/25
3:00 pm-12:47 pm
2 stops25h 47m
$949
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Sun 12/13
1:48 pm-7:45 am
2 stops12h 57m
London Heathrow
Mon 12/21
6:30 am-6:59 pm
2 stops17h 29m
$959
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Fri 10/2
5:02 pm-5:50 pm
2 stops19h 48m
London Heathrow
Mon 10/5
8:05 pm-4:34 pm
2 stops25h 29m
$976
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Sat 11/7
11:30 am-6:25 am
1 stop13h 55m
London Heathrow
Sat 11/14
11:15 am-9:49 pm
2 stops15h 34m
$983
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Sat 9/5
12:10 pm-6:20 am
1 stop13h 10m
London Heathrow
Wed 9/16
9:55 am-8:27 pm
2 stops15h 32m
$993
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Mon 9/28
7:30 am-11:55 am
2 stops23h 25m
London Heathrow
Fri 10/2
1:05 pm-12:40 am
2 stops16h 35m
$1,017
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Indianapolis to Heathrow
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 Heathrow in August.
| 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 Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Indianapolis-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Indianapolis-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Indianapolis-London Heathrow Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Indianapolis-London Heathrow Airport 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 Heathrow Airport 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 Heathrow
Have a flexible travel schedule? Discover the best time to fly to Heathrow from Indianapolis with our price prediction graph.
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 Heathrow Airport
Prices
More
How far ahead should I book a flight from Indianapolis to London Heathrow Airport?
To ensure you get the cheapest price possible for a flight from Indianapolis to London Heathrow Airport, you should look to book at least 4 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Indianapolis to London Heathrow Airport?
Currently, February is the cheapest month in which you can book a flight from Indianapolis to London Heathrow Airport (average of $672). Flying from Indianapolis to London Heathrow Airport in June is currently the most expensive (average of $1,253). 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 Heathrow Airport?
Airfare is below average for this route at the moment.
Indianapolis to London Heathrow Airport flights typically cost between $887 and $1,086 in September.The cheapest round-trip price found within the last 5 days was $846 on SWISS (Sep 28-Oct 6).
What’s the top layover airport for flights from Indianapolis to London Heathrow Airport?
Share of 1-stop round-trip flights from Indianapolis to London Heathrow Airport 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 Heathrow Airport on Cheapflights.
What’s the cheapest layover airport for flights from Indianapolis to London Heathrow Airport?
Average round-trip fare for 1-stop flights from Indianapolis to London Heathrow Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Chicago (ORD) is the most affordable 1-stop option, with an average round-trip price of $748.
What’s the fastest layover option from Indianapolis to London Heathrow Airport?
Shortest average travel time for 1-stop one-way flights from Indianapolis to London Heathrow Airport, 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: 10h 01m.
Which airport typically offers the quickest layover for flights from Indianapolis to London Heathrow Airport?
Average layover duration for 1-stop one-way flights from Indianapolis to London Heathrow Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Chicago (ORD) offer the fastest connection on this route, with an average layover time of 1h 23m.
The best insider tips for Indianapolis to London Heathrow Airport 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 Heathrow Airport trip
Our travel experts
Reviews of airlines servicing Heathrow
Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated August 7, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAer Lingus from Indianapolis to London Heathrow Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Crew
8.5
Entertainment
7.8
Boarding
8.1
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Crew
8.5
Entertainment
7.8
Boarding
8.1
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Crew
8.5
Entertainment
7.8
Boarding
8.1
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Crew
8.5
Entertainment
7.8
Boarding
8.1
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Crew
8.5
Entertainment
7.8
Boarding
8.1
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Crew
8.5
Entertainment
7.8
Boarding
8.1
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Indianapolis to Heathrow. 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 Heathrow Airport?
Book flights to London Heathrow Airport if you plan to visit one of these locationsIlford
Dorking
Hounslow
Winchester
Croydon
Gatwick
Wembley
Harrow
Eastleigh
Southend-on-Sea
Watford
Northampton
Dartford
Chipping Norton
Kingston upon Thames
Eastbourne
Slough
Stansted
Sutton
Luton
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Other flights to Heathrow
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Indianapolis and Heathrow flights
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Top 8 airlines flying from Indianapolis to Heathrow
Discover the top 8 airlines that operate flights from Indianapolis to Heathrow. 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 August 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$449 | Average$1,044 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$509 | Average$753 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$532 | Average$581 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$555 | Average$886 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$621 | Average$804 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$633 | Average$1,027 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$668 | Average$933 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$741 | Average$978 | FlexibilityNo cancel fee | On-time76% |