Cheap flights from Indiana to London Heathrow Airport from $223
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Indiana to London Heathrow Airport departing on 7/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Round-trip
1 adult
Economy
0 bags
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Indiana to London
Round-trip
One-way
Last minute
Direct
Cheap round-trip flights
KAYAK's recommended round-trip deals from the most popular airlines that fly from Indiana to London.
Cheap one-way flights
Flying one-way? These are some of the best deals recently discovered on momondo for flights from Indiana to London.
Cheap last minute flights
Planning a quick getaway from Indiana to London? These are the last-minute flight deals available now.
Cheap direct flights
If you prefer a non-stop journey, check out our latest direct flight deals to London, so you can enjoy a seamless trip without layovers.
KLM flights from Indiana to London Heathrow Airport
Our best KLM deals on Indiana to London Heathrow Airport flight tickets
KLM![KLM]()
May 6![KLM]()
May 15
ORD5:05 pmChicago O'Hare Intl
9h 50m
1 stop
LHR8:55 amLondon Heathrow
LHR6:30 amLondon Heathrow
13h 40m
1 stop
ORD2:10 pmChicago O'Hare Intl
KLM![KLM]()
Apr 22![KLM]()
Apr 30
ORD1:15 pmChicago O'Hare Intl
11h 30m
1 stop
LHR6:45 amLondon Heathrow
LHR6:30 amLondon Heathrow
14h 10m
1 stop
ORD2:40 pmChicago O'Hare Intl
Delta flights from Indiana to London Heathrow Airport
Our best Delta deals on Indiana to London Heathrow Airport flight tickets
Delta![Delta]()
Sep 10![Delta]()
Sep 16
CVG11:00 amCincinnati Cinci./N. Kentucky
17h 15m
1 stop
LHR9:15 amLondon Heathrow
LHR6:15 amLondon Heathrow
14h 00m
1 stop
CVG3:15 pmCincinnati Cinci./N. Kentucky
Delta![Delta]()
Apr 29![Delta]()
Sep 9
ORD10:25 amChicago O'Hare Intl
15h 40m
1 stop
LHR8:05 amLondon Heathrow
LHR6:30 amLondon Heathrow
13h 40m
1 stop
ORD2:10 pmChicago O'Hare Intl
See travel insights to London from
How to get the cheapest flight ticket from Indiana to London Heathrow Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
Prices
Airlines
Other information
What is the cheapest month to fly to London Heathrow Airport?
The month of October is, on average, the cheapest month to fly to London Heathrow Airport from Indiana, with most prices found around $771. If you’re not able to fly to London Heathrow Airport in October, then February is your next best option. Flight prices from Indiana to London Heathrow Airport during February average around $785.
What is the cheapest day to depart on your flight to London Heathrow Airport?
Our data shows that Tuesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $939. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $1,010.
What is the cheapest time of day to depart on your flight to London Heathrow Airport?
According to our data, the cheapest time of day to fly to London Heathrow Airport is in the afternoon. momondo users have found flights departing from Indiana to London Heathrow Airport in the afternoon for as low as $882. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the evening are often more expensive with an average ticket price of $1,018.
How far in advance should I book a flight to London Heathrow Airport?
You are more likely to see cheaper flights to London Heathrow Airport from Indiana when booking 18 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $911 when searching 18 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Indiana for as low as $830 on momondo.
What is the cheapest airline that flies from Indiana to London Heathrow?
TAP AIR PORTUGAL, Icelandair, and JetBlue are the most popular carriers operating from Indiana to London Heathrow
What airlines fly to London Heathrow Airport?
British Airways, American Airlines and United Airlines are the top three most popular airlines that fly to London Heathrow Airport from Indiana according to our data. British Airways is the first choice among our users, with 40% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 8 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from Indiana to London Heathrow Airport on average per week?
As of April 2025, 397 flights take off from Indiana and land in London Heathrow Airport each week. The most common flight departure day for this route is Sat, with 15% of weekly flights taking off on this day.
How long does it take to fly to London Heathrow Airport?
On average, it takes 9h 56m to fly from Indiana to London Heathrow Airport if you fly out of Indianapolis (the most popular airport in Indiana) and into London Heathrow Airport (the most popular airport in London Heathrow Airport). If you’re flying out of South Bend and into London Heathrow Airport, then the flight time is around 10h 27m.
Cheap Indiana to London Heathrow Airport flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Indiana to London Heathrow Airport
When did momondo last update prices for flights from Indiana to London Heathrow Airport?
Prices for flights from Indiana to London Heathrow Airport are updated daily.
How many operators does momondo search for flights from Indiana to London Heathrow Airport?
As of April 2025, there are 16 operators available to choose from for flights from Indiana to London Heathrow Airport.
How old do you have to be to fly from Indiana to London Heathrow Airport?
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 Indiana to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Best airlines flying from Indiana to London Heathrow Airport
Compare and see reviews for airlines that fly from Indiana to London Heathrow Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $632 | Free Cancellation | Rating 7.0 2,674 reviews | |||
| PriceFrom $649 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $656 | Free Cancellation | Rating 7.0 9,139 reviews | |||
| PriceFrom $661 | Free Cancellation | Rating 6.6 6,771 reviews | |||
| PriceFrom $694 | Free Cancellation | Rating 7.4 8,667 reviews | |||
| PriceFrom $696 | Free Cancellation | Rating 8.0 7,916 reviews | |||
| PriceFrom $739 | Free Cancellation | Rating 7.4 642 reviews | |||
| PriceFrom $768 | Free Cancellation | Rating 7.0 1,063 reviews |
Traveling to a place near London?
Book flights to London if you plan to visit one of these locationsGatwick
Hounslow
Croydon
Luton
Guildford
Hayes
Slough
Dartford
Stansted
Ilford
Dover
Salisbury
Swindon
Milton Keynes
Canterbury
Colchester
Horley
Wembley
Chelmsford
Poole
Why use momondo?
Why should I use momondo to find a flight deal from Indiana to London?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Indiana to London. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Indiana to London with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to London from Indiana with this policy.
How can momondo help me find flights from Indiana to London?
momondo provides multiple filters to help you find the best flight to London from Indiana. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Indiana to London right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Indiana to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.
Get notified when prices go down
Daily price changes in your inbox - only with Price Alerts.
Find better results for your trip to London
Popular cities in the United Kingdom
Popular flights according to clicks in the last 7 days on momondo
Flights to London Gatwick Airportfrom $345
Flights to London City Airportfrom $464
Flights to London Stansted Airportfrom $385
Flights to London Luton Airportfrom $397
Flights to Glasgow Intl Airportfrom $403
Flights to Belfast Intl Airportfrom $471
Flights to London Southend Airportfrom $535
Flights to Belfast City Airportfrom $587