$334+ Cheap flights from Indianapolis (IND) to Heathrow (LHR)
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 1/23. Fares are subject to change and may not be available on all flights or dates of travel.
IND — LHR
Oct 8 — Oct 151
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Indianapolis to Heathrow 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 Heathrow
Cheapest
Best
Last-minute
One-way
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 September 8, 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 September 8, 2026.
This Orbitz deal was found by Cheapflights users on 9/5. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/114:26 pm -
2 stops57h 04m
Mon 12/147:30 pm -
2 stops27h 22m
Deal found 9/5![Multiple Airlines logo]()
$875
This Expedia deal was found by Cheapflights users on 9/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/73:12 pm -
2 stops12h 18m
Tue 12/157:30 am -
2 stops16h 23m
Deal found 9/6![Multiple Airlines logo]()
$876
This Cheapflightsfares deal was found by Cheapflights users on 9/4. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/68:10 pm -
2 stops21h 45m
Wed 12/97:40 am -
2 stops19h 34m
Deal found 9/4![Lufthansa logo]()
$877
This Cheapflightsfares deal was found by Cheapflights users on 9/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:25 pm -
1 stop14h 25m
Wed 10/286:30 am -
2 stops15h 22m
Deal found 9/5![Lufthansa logo]()
$881
This The Travel House deal was found by Cheapflights users on 9/5. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:05 am -
1 stop10h 20m
Tue 11/1010:25 am -
1 stop16h 49m
Deal found 9/5![Lufthansa logo]()
$882
This Orbitz deal was found by Cheapflights users on 9/6. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1112:39 pm -
1 stop12h 41m
Mon 11/167:40 pm -
2 stops27h 05m
Deal found 9/6![Iberia logo]()
$883
This Cheapflightsfares deal was found by Cheapflights users on 9/4. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/126:36 pm -
2 stops22h 34m
Tue 10/207:25 am -
2 stops18h 16m
Deal found 9/4![Lufthansa logo]()
$884
This Expedia deal was found by Cheapflights users on 9/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/73:24 pm -
1 stop14h 01m
Tue 12/1511:00 am -
1 stop13h 20m
Deal found 9/6![Iberia logo]()
$885
This United Airlines deal was found by Cheapflights users on 9/7. 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 10/53:03 pm -
1 stop10h 42m
Thu 10/156:50 am -
2 stops15h 59m
Deal found 9/7![United Airlines logo]()
$886
This Delta deal was found by Cheapflights users on 9/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1310:21 am -
1 stop15h 54m
Tue 11/1011:45 am -
2 stops14h 47m
Deal found 9/8![Delta logo]()
$887
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 September 8, 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 September 8, 2026.
This United Airlines deal was found by Cheapflights users on 9/7. 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.
Tue 3/22:40 pm -
1 stop11h 00m
Fri 3/512:50 pm -
1 stop15h 10m
Deal found 9/7![United Airlines logo]()
$922
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/136:13 pm -
1 stop11h 17m
Tue 12/1510:50 am -
1 stop13h 20m
Deal found 9/7![Delta logo]()
$936
This United Airlines deal was found by Cheapflights users on 9/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2310:51 am -
1 stop14h 04m
Fri 10/306:50 am -
2 stops15h 55m
Deal found 9/8![United Airlines logo]()
$937
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/511:30 am -
2 stops15h 15m
Thu 11/126:30 am -
2 stops15h 42m
Deal found 9/3![Delta logo]()
$941
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/158:00 am -
1 stop17h 25m
Tue 12/2910:50 am -
1 stop12h 53m
Deal found 9/3![Delta logo]()
$959
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Sat 10/176:50 pm -
1 stop20h 50m
Sun 10/257:40 am -
1 stop20h 07m
Deal found 9/4![United Airlines logo]()
$965
This Delta deal was found by Cheapflights users on 9/4. 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 12/137:05 am -
1 stop20h 00m
Mon 12/216:20 am -
2 stops15h 47m
Deal found 9/4![Delta logo]()
$963
This United Airlines deal was found by Cheapflights users on 9/4. 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 10/196:55 pm -
1 stop10h 30m
Mon 10/2610:25 am -
1 stop15h 49m
Deal found 9/4![United Airlines logo]()
$965
Last-minute flights from Indianapolis to HeathrowDiscover last-minute flight deals from Indianapolis to Heathrow. Data last updated September 8, 2026 and is based on user searches.
Discover last-minute flight deals from Indianapolis to Heathrow. Data last updated September 8, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/7. 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 10/53:03 pm -
1 stop10h 42m
Thu 10/156:50 am -
2 stops15h 59m
Deal found 9/7![United Airlines logo]()
$886
This Air Canada deal was found by Cheapflights users on 9/7. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/58:10 am -
2 stops17h 20m
Wed 10/142:10 pm -
2 stops25h 46m
Deal found 9/7![Air Canada logo]()
$892
This Cheapflightsfares deal was found by Cheapflights users on 9/4. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/126:36 pm -
2 stops22h 34m
Tue 10/207:25 am -
2 stops18h 16m
Deal found 9/4![Lufthansa logo]()
$884
This Air Canada deal was found by Cheapflights users on 9/3. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/123:03 pm -
2 stops13h 32m
Tue 10/208:45 am -
2 stops16h 56m
Deal found 9/3![Multiple Airlines logo]()
$893
This The Travel House deal was found by Cheapflights users on 9/5. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:05 am -
1 stop10h 20m
Tue 11/1010:25 am -
1 stop16h 49m
Deal found 9/5![Lufthansa logo]()
$882
This Delta deal was found by Cheapflights users on 9/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1310:21 am -
1 stop15h 54m
Tue 11/1011:45 am -
2 stops14h 47m
Deal found 9/8![Delta logo]()
$887
This Expedia deal was found by Cheapflights users on 9/4. 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.
Mon 10/194:55 pm -
2 stops15h 05m
Mon 10/268:05 pm -
2 stops31h 42m
Deal found 9/4![SWISS logo]()
$895
This Cheapflightsfares deal was found by Cheapflights users on 9/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:25 pm -
1 stop14h 25m
Wed 10/286:30 am -
2 stops15h 22m
Deal found 9/5![Lufthansa logo]()
$881
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Tue 10/2011:37 am -
2 stops13h 53m
Tue 10/2711:10 am -
2 stops16h 37m
Deal found 9/6![United Airlines logo]()
$890
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 September 8, 2026.
Search for one-way flight options from Indianapolis to Heathrow. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
This Expedia deal was found by Cheapflights users on 9/4. 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.
Sat 1/234:38 pm -
2 stops23h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Air Canada logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/37:48 pm -
3 stops35h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$337
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:52 pm -
2 stops35h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$360
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:48 pm -
3 stops36h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$379
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Thu 10/226:00 am -
2 stops33h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$386
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Wed 10/147:59 pm -
3 stops43h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$411
This Cheapflightsfares deal was found by Cheapflights users on 9/4. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/238:35 pm -
1 stop18h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Aer Lingus logo]()
$418
This Cheapflightsfares deal was found by Cheapflights users on 9/8. 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.
Wed 10/77:50 pm -
1 stop12h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Aer Lingus logo]()
$419
This United Airlines deal was found by Cheapflights users on 9/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/257:45 am -
2 stops17h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![United Airlines logo]()
$420
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 September 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $875 (Orbitz) |
One-way from | $334 (Expedia) |
Popular in | June |
Cheapest in | February |
Average price | $1,008 |
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 7,457,451 searches. Data last updated September 8, 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
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Sat 10/3
7:48 pm-12:40 pm
3 stops35h 52m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$337
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Fri 10/2
7:48 pm-1:30 pm
3 stops36h 42m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$379
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Mon 11/23
8:35 pm-7:50 pm
1 stop18h 15m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$418
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Fri 12/25
7:45 am-6:40 am
2 stops17h 55m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$420
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Wed 10/14
4:55 pm-5:50 pm
2 stops19h 55m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$449
Quickest round-trip
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Sun 10/18
4:25 pm-8:35 am
1 stop11h 10m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$456
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Sat 10/3
6:50 pm-8:40 pm
1 stop20h 50m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$463
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Sun 10/18
1:38 pm-9:20 am
2 stops14h 42m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$463
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Thu 10/22
7:50 pm-3:00 pm
1 stop14h 10m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$466
IndianapolisLondon
IND Indianapolis - LHR London Heathrow
INDLHR
Indianapolis
Fri 9/18
7:50 pm-4:00 pm
1 stop15h 10m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$466
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 September.
| 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 $1,230). 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 typical for this route at the moment.
Indianapolis to London Heathrow Airport flights typically cost between $806 and $1,116 in December.The cheapest round-trip price found within the last 5 days was $875 on Multiple Airlines (Dec 11-Dec 14).
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 September 8, 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
Boarding
8.1
Food
7.2
Crew
8.5
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Comfort
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Comfort
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Comfort
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Comfort
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Comfort
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
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
Gatwick
Hounslow
Harrow
Wembley
Southend-on-Sea
Basingstoke
Watford
Northampton
Dartford
Winchester
Croydon
Chipping Norton
Kingston upon Thames
Eastbourne
Slough
Stansted
Sutton
Luton
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
Heathrow flight routes
Other flight options
Other flights from Indianapolis
Popular flights
Alternative routes for Indianapolis to Heathrow
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Heathrow by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Indianapolis to Heathrow by cabin class
Find flights from Indianapolis to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Heathrow
Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 8, 2026.
Indianapolis and Heathrow flights
Browse other Indianapolis and Heathrow flight options. Last updated on September 8, 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 September 8, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated September 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$454 | Average$1,044 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$491 | Average$805 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$540 | Average$784 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$555 | Average$1,011 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$631 | Average$806 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$631 | Average$1,032 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$668 | Average$938 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$741 | Average$999 | FlexibilityNo cancel fee | On-time76% |