Question 1

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

Accepted Answer

You are more likely to see cheaper flights to Indianapolis from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Indianapolis for around £704 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Indianapolis from London Heathrow Airport for as low as £651 on momondo.

Question 2

Can stopping save me money on London Heathrow Airport to Indianapolis flights?

Accepted Answer

You could potentially save up to 13% on your flight if you consider stops on a London Heathrow Airport to Indianapolis flight.

Question 3

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

Question 4

What is the cheapest month to fly to Indianapolis?

Accepted Answer

The month of February is, on average, the cheapest month to fly to Indianapolis from London Heathrow Airport, with most prices found around £612. If you’re not able to fly to Indianapolis in February, then May is your next best option. Flight prices from London Heathrow Airport to Indianapolis during May average around £637.

Question 5

Which airlines fly to Indianapolis?

Accepted Answer

British Airways, Finnair and Aer Lingus are the top three most popular airlines that fly to Indianapolis from London Heathrow Airport according to our data. British Airways is the first choice among our users, with 53% of people opting to fly with this airline when travelling to Indianapolis. Keep in mind that there are 12 different airlines that fly to Indianapolis on a routine basis, so you have a few additional options to choose from.

Question 6

Which airport is the most popular for stopovers for flights between London Heathrow Airport and Indianapolis?

Accepted Answer

Dublin (DUB) was the most common stop: 71% of momondo users choosing one-stop flights on this route connected there.

Question 7

Which stopover airport has the shortest travel time from London Heathrow Airport to Indianapolis?

Accepted Answer

Flights connecting via Washington, D.C. (IAD) have the shortest average one-way travel time: 11h 37m.

Question 8

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

Accepted Answer

On average, the least expensive day to fly to Indianapolis from London Heathrow Airport is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £560. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Indianapolis on Saturday is £617.

Question 9

Which stopover airport offers the lowest fares from London Heathrow Airport to Indianapolis?

Accepted Answer

Flights via Dublin (DUB) offer the lowest average return price of £694.

Question 10

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

Accepted Answer

According to our data, the cheapest time of day to fly to Indianapolis is in the morning. momondo users have found flights departing from London Heathrow Airport to Indianapolis in the morning for as low as £553. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the evening because they tend to be around £632. Of course, these prices can vary depending on the time of year and what airport you fly to.

Question 11

How have London Heathrow Airport to Indianapolis flight prices changed over time?

Accepted Answer

As of February 2026, prices for London Heathrow Airport to Indianapolis flights are approximately 24% more expensive when compared to flights at the same time last year.

Question 12

How often are flights from London to Indianapolis delayed?

Accepted Answer

Historically, on average around 28% of flights between London and Indianapolis have experienced a delay on any given week. The average delay length over the past 12 months has been 148 minutes.

Question 13

Which airline has the best punctuality record on London to Indianapolis flights?

Accepted Answer

According to our data, Virgin Atlantic have had the fewest delays on this route over the last 12 months, with about 8% of their flights experiencing any sort of delay.

Question 14

Which stopover airport has the shortest connection time from London Heathrow Airport to Indianapolis?

Accepted Answer

Washington, D.C. (IAD) has the shortest average stopover time for this route: 1h 20m.

Question 15

What is the most punctual flight time for London to Indianapolis flights?

Accepted Answer

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

Question 16

What is the typical price of a round-trip flight between London Heathrow Airport and Indianapolis?

Accepted Answer

Prices are currently low for flights on this route.Typical prices usually range from £552 to £703.
The lowest price recently found on this route was £355.

Question 17

When did momondo last update prices for flights from London Heathrow Airport to Indianapolis Airport?

Accepted Answer

Prices for flights from London Heathrow Airport to Indianapolis Airport are refreshed on a daily basis.

Question 18

How many operators does momondo search for flights from London Heathrow Airport to Indianapolis Airport?

Accepted Answer

The number of operators available for flights from London Heathrow Airport to Indianapolis Airport is 9 as of February 2026.

Question 19

How old do you have to be to fly from London Heathrow Airport to Indianapolis Airport?

Accepted Answer

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to Indianapolis Airport.

Question 20

What documentation or ID do you need to fly to Indianapolis Airport?

Accepted Answer

The travel and health documents you'll need for your trip to Indianapolis Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Indianapolis Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Fastest flight time	15h 17m
Direct flights	None

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom £131	Free Cancellation	Rating 7.2 11,217 reviews	Search American Airlines flights
Virgin Atlantic	PriceFrom £479	Free Cancellation	Rating 7.5 678 reviews	Search Virgin Atlantic flights
Aer Lingus	PriceFrom £519	Free Cancellation	Rating 7.2 1,444 reviews	Search Aer Lingus flights
Finnair	PriceFrom £521	Free Cancellation	Rating 7.6 1,357 reviews	Search Finnair flights
Scandinavian Airlines	PriceFrom £530	Free Cancellation	Rating 7.3 1,677 reviews	Search Scandinavian Airlines flights
United Airlines	PriceFrom £540	Free Cancellation	Rating 7.4 9,236 reviews	Search United Airlines flights
Lufthansa	PriceFrom £619	Free Cancellation	Rating 6.8 7,759 reviews	Search Lufthansa flights
British Airways	PriceFrom £634	Free Cancellation	Rating 6.7 7,714 reviews	Search British Airways flights
Iberia	PriceFrom £677	Free Cancellation	Rating 7.0 3,103 reviews	Search Iberia flights

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How to get the cheapest flight ticket from London Heathrow Airport to Indianapolis

What is the typical price of a round-trip flight between London Heathrow Airport and Indianapolis?

What is the cheapest month to fly to Indianapolis?

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

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

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

Can stopping save me money on London Heathrow Airport to Indianapolis flights?

You could potentially save up to 13% on your flight if you consider stops on a London Heathrow Airport to Indianapolis flight.

How have London Heathrow Airport to Indianapolis flight prices changed over time?

As of February 2026, prices for London Heathrow Airport to Indianapolis flights are approximately 24% more expensive when compared to flights at the same time last year.

Which airlines fly to Indianapolis?

How often are flights from London to Indianapolis delayed?

Historically, on average around 28% of flights between London and Indianapolis have experienced a delay on any given week. The average delay length over the past 12 months has been 148 minutes.

What is the most punctual flight time for London to Indianapolis flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on London to Indianapolis flights?

According to our data, Virgin Atlantic have had the fewest delays on this route over the last 12 months, with about 8% of their flights experiencing any sort of delay.

Which airport is the most popular for stopovers for flights between London Heathrow Airport and Indianapolis?

Dublin (DUB) was the most common stop: 71% of momondo users choosing one-stop flights on this route connected there.

Which stopover airport offers the lowest fares from London Heathrow Airport to Indianapolis?

Flights via Dublin (DUB) offer the lowest average return price of £694.

Which stopover airport has the shortest travel time from London Heathrow Airport to Indianapolis?

Flights connecting via Washington, D.C. (IAD) have the shortest average one-way travel time: 11h 37m.

Which stopover airport has the shortest connection time from London Heathrow Airport to Indianapolis?

Washington, D.C. (IAD) has the shortest average stopover time for this route: 1h 20m.

When to book flights from London Heathrow Airport to Indianapolis

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When did momondo last update prices for flights from London Heathrow Airport to Indianapolis Airport?

How many operators does momondo search for flights from London Heathrow Airport to Indianapolis Airport?

How old do you have to be to fly from London Heathrow Airport to Indianapolis Airport?

What documentation or ID do you need to fly to Indianapolis Airport?

What is the most popular airline from London Heathrow Airport to Indianapolis?

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