How long is the flight from Indiana to London?

For as low as $506, SWISS can have you in London from Indiana in 8h 20m. Airlines will cover a distance of 3939 mi. This flight may include one or multiple stops.

What are the cheapest airlines to fly from Indiana to London one-way?

For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as $237. Users have also found prices from $324 and $343 on JetBlue and Scandinavian Airlines, respectively.

In terms of precipitation, rainfall in London ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London when rainfall is around 1.6 in.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

What are the most popular routes from Indiana to London?

Most travelers choose Chicago O'Hare Intl - London Heathrow, Chicago O'Hare Intl - London Gatwick or Chicago O'Hare Intl - London City when deciding on the best route from Indiana to London.

What are the most popular airlines that fly from Indiana to London?

Before booking your flight from Indiana to London check out the most popular airlines for this route: American Airlines, British Airways or Delta.

How far in advance should I book a flight from Indiana to London?

Travelers have found it’s best to book a flight 59 days in advance to save up to 77% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 59 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Indiana to London 1-2 weeks in advance for as low as $724, or $1,235 for flights within the next 24 hours.

What is the cheapest month to fly from Indiana to London?

The best pricing can be found in the month of August. Prices to London from Indiana average $888. You can even find prices in August for less than $888, as users have found deals to London from as low as $523. The month of June appears to be one of the more expensive times to travel to London from Indiana. Flying in the targeted month can save you up to 39%.

Can I find deals for flights from Indiana to London that include hotel bookings?

Yes. In addition to deals on Indiana to London flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Indiana to London?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Indiana to London.

Can I find deals for business class flights from Indiana to London?

Yes. Cheapflights offers flight deals from Indiana to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$221+ Cheap Flights from Indiana to London

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Cheap flight deals from Indiana to London

Round-trip from	$505 (United Airlines)
One-way from	$221 (Kiwi.com)
Popular in	June
Cheapest in	August
Average price	$766

From Indiana to London (LON)

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One-way flight from Indiana to London (LON)

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Highest demand for flights based on searches. 15% potential increase in price ($160 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Find flight deals from Indiana to London

Cheapest flights from Indiana to London
Explore the most affordable flight options available from Indiana to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Sun 9/284:00 pmORD - LHR

Nonstop8h 20mUnited Airlines

Wed 10/156:50 amLHR - ORD

1 stop11h 15mUnited Airlines

Deal found 9/8

$505

Mon 10/277:50 pmORD - LGW

1 stop17h 00mSWISS

Mon 11/36:40 pmLGW - ORD

1 stop27h 40mSWISS

Deal found 9/11

$505

Wed 9/249:50 pmORD - LHR

Nonstop7h 55mUnited Airlines

Wed 10/226:50 amLHR - ORD

1 stop11h 15mUnited Airlines

Deal found 9/9

$506

Mon 11/106:30 pmORD - LTN

1 stop13h 30mMultiple Airlines

Sun 11/236:00 amLTN - ORD

1 stop17h 20mMultiple Airlines

Deal found 9/10

$506

Wed 11/1212:50 pmORD - LHR

1 stop12h 20mAir Canada

Fri 11/216:50 amLHR - ORD

2 stops14h 05mAir Canada

Deal found 9/11

$507

Sun 9/2111:40 amORD - LHR

1 stop13h 15mUnited Airlines

Tue 9/3011:05 amLHR - ORD

Nonstop9h 05mUnited Airlines

Deal found 9/9

$508

Wed 12/36:40 amORD - LGW

1 stop17h 20mMultiple Airlines

Tue 12/91:00 pmLGW - ORD

1 stop29h 45mMultiple Airlines

Deal found 9/10

$508

Wed 10/228:40 amORD - STN

2 stops26h 15mMultiple Airlines

Wed 10/298:55 pmSTN - ORD

2 stops25h 25mMultiple Airlines

Deal found 9/9

$508

Thu 9/189:05 pmORD - LHR

1 stop28h 35mUnited Airlines

Sun 9/216:50 amLHR - ORD

1 stop11h 15mUnited Airlines

Deal found 9/9

$509

Mon 11/106:30 pmORD - LTN

1 stop13h 30mMultiple Airlines

Wed 11/198:00 amLTN - ORD

1 stop15h 20mMultiple Airlines

Deal found 9/8

$509

Tue 9/3011:13 amORD - LGW

1 stop13h 07mMultiple Airlines

Sat 11/156:05 amLGW - ORD

2 stops38h 55mMultiple Airlines

Deal found 9/11

$509

Sat 11/18:18 pmORD - LHR

1 stop32h 22mUnited Airlines

Fri 11/141:25 pmLHR - ORD

1 stop27h 53mUnited Airlines

Deal found 9/10

$510

Best flights from Indiana to London
Discover carefully curated flight deals from Indiana to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2025.

Mon 10/277:50 pmORD - LGW

1 stop17h 00mSWISS

Mon 11/36:40 pmLGW - ORD

1 stop27h 40mSWISS

Deal found 9/11

$505

Sun 9/284:00 pmORD - LHR

Nonstop8h 20mUnited Airlines

Tue 10/216:50 amLHR - ORD

1 stop11h 15mUnited Airlines

Deal found 9/10

$506

Wed 12/36:30 pmORD - LTN

1 stop12h 25mMultiple Airlines

Thu 12/116:00 amLTN - ORD

1 stop17h 20mMultiple Airlines

Deal found 9/10

$509

Tue 12/26:30 pmORD - LGW

1 stop10h 25mIcelandair

Mon 12/811:55 amLGW - ORD

1 stop11h 25mIcelandair

Deal found 9/10

$518

Sun 11/28:25 pmORD - LGW

2 stops18h 10mTAP AIR PORTUGAL

Thu 11/134:00 pmLGW - ORD

1 stop29h 15mTAP AIR PORTUGAL

Deal found 9/11

$519

Mon 9/299:50 amORD - LHR

1 stop15h 25mDelta

Wed 10/88:40 amLHR - ORD

2 stops17h 57mDelta

Deal found 9/8

$524

Sun 9/217:15 pmMDW - LHR

1 stop11h 55mVirgin Atlantic

Tue 9/3011:20 amLHR - MDW

1 stop16h 16mVirgin Atlantic

Deal found 9/10

$532

Tue 11/1810:30 amORD - LHR

2 stops23h 30mScandinavian Airlines

Mon 11/247:05 amLHR - ORD

2 stops15h 40mScandinavian Airlines

Deal found 9/10

$537

Sun 10/54:15 pmORD - LCY

1 stop10h 35mKLM

Wed 11/59:20 amLCY - ORD

1 stop11h 00mKLM

Deal found 9/8

$566

Wed 10/112:26 pmCVG - LGW

1 stop14h 44mBritish Airways

Mon 10/63:05 pmLGW - CVG

1 stop30h 47mBritish Airways

Deal found 9/8

$591

Wed 11/125:50 pmORD - LHR

Nonstop8h 05mUnited Airlines

Wed 11/196:50 amLHR - ORD

1 stop11h 20mUnited Airlines

Deal found 9/10

$506

Tue 10/1410:40 amORD - STN

2 stops19h 20mMultiple Airlines

Tue 10/216:20 amSTN - ORD

2 stops33h 31mMultiple Airlines

Deal found 9/9

$511

Last-minute flights from Indiana to London
Discover last-minute flight deals from Indiana to London. Data last updated September 11, 2025 and is based on user searches.

Sun 9/1410:15 pmORD - LHR

1 stop31h 40mIcelandair

Tue 9/309:25 pmLHR - ORD

1 stop29h 50mIcelandair

Deal found 9/10

$510

Thu 9/189:05 pmORD - LHR

1 stop28h 35mUnited Airlines

Sun 9/216:50 amLHR - ORD

1 stop11h 15mUnited Airlines

Deal found 9/9

$509

Sun 9/2111:40 amORD - LHR

1 stop13h 15mUnited Airlines

Tue 9/3011:05 amLHR - ORD

Nonstop9h 05mUnited Airlines

Deal found 9/9

$508

Wed 9/249:50 pmORD - LHR

Nonstop7h 55mUnited Airlines

Tue 10/146:50 amLHR - ORD

1 stop11h 15mUnited Airlines

Deal found 9/9

$506

Wed 9/242:32 pmORD - LHR

1 stop10h 23mUnited Airlines

Tue 10/76:50 amLHR - ORD

1 stop11h 15mUnited Airlines

Deal found 9/11

$511

Sun 9/284:00 pmORD - LHR

Nonstop8h 20mUnited Airlines

Wed 10/156:50 amLHR - ORD

1 stop11h 15mUnited Airlines

Deal found 9/8

$505

Tue 9/309:25 pmORD - LHR

Nonstop8h 20mUnited Airlines

Tue 10/76:50 amLHR - ORD

1 stop11h 15mUnited Airlines

Deal found 9/11

$507

Tue 9/3011:13 amORD - LGW

1 stop13h 07mMultiple Airlines

Sat 11/156:05 amLGW - ORD

2 stops38h 55mMultiple Airlines

Deal found 9/11

$509

Fri 10/38:15 amMDW - LGW

2 stops19h 45mMultiple Airlines

Fri 11/142:00 pmLGW - MDW

1 stop14h 10mMultiple Airlines

Deal found 9/11

$511

Tue 10/1410:40 amORD - STN

2 stops19h 20mMultiple Airlines

Tue 10/216:20 amSTN - ORD

2 stops33h 31mMultiple Airlines

Deal found 9/9

$511

Wed 10/228:40 amORD - STN

2 stops26h 15mMultiple Airlines

Wed 10/298:55 pmSTN - ORD

2 stops25h 25mMultiple Airlines

Deal found 9/9

$508

Mon 10/277:50 pmORD - LGW

1 stop17h 00mSWISS

Mon 11/36:40 pmLGW - ORD

1 stop27h 40mSWISS

Deal found 9/11

$505

One-way flights from Indiana to London
Search for one-way flight options from Indiana to London. Find affordable one-way fares based on user searches. Data last updated September 11, 2025.

Sun 10/191:08 pmCVG - LGW

2 stops36h 12mMultiple Airlines

Deal found 9/11

$221

Thu 9/255:10 amORD - LGW

2 stops19h 10mMultiple Airlines

Deal found 9/11

$230

Thu 10/1612:01 pmCVG - LGW

2 stops40h 59mMultiple Airlines

Deal found 9/10

$231

Wed 11/127:10 pmORD - LHR

1 stop14h 20mTAP AIR PORTUGAL

Deal found 9/11

$232

Mon 10/69:47 pmMDW - LGW

3 stops26h 33mMultiple Airlines

Deal found 9/10

$232

Fri 11/148:15 pmORD - LHR

1 stop34h 25mTAP AIR PORTUGAL

Deal found 9/11

$233

Thu 11/131:37 pmMDW - LGW

2 stops34h 23mMultiple Airlines

Deal found 9/10

$233

Mon 11/36:40 amORD - LGW

2 stops31h 55mMultiple Airlines

Deal found 9/11

$234

Wed 11/127:10 pmORD - LTN

2 stops19h 55mMultiple Airlines

Deal found 9/11

$235

Sun 9/286:00 pmORD - LGW

1 stop33h 45mTAP AIR PORTUGAL

Deal found 9/10

$235

Sun 10/125:30 pmORD - LHR

1 stop36h 35mWestJet

Deal found 9/11

$236

Wed 11/127:10 pmORD - STN

2 stops21h 05mMultiple Airlines

Deal found 9/9

$236

Fly from

Fly to

Route

Depart

Return

Price

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Mon 10/27

7:50 pm-5:50 pm

1 stop17h 00m

London Gatwick

Mon 11/3

6:40 pm-4:20 pm

1 stop27h 40m

$505

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Sun 9/28

4:00 pm-6:20 am

Nonstop8h 20m

London Heathrow

Tue 10/21

6:50 am-12:05 pm

1 stop11h 15m

$506

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Wed 11/12

5:50 pm-7:55 am

Nonstop8h 05m

London Heathrow

Wed 11/19

6:50 am-12:10 pm

1 stop11h 20m

$506

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Wed 12/3

6:30 pm-12:55 pm

1 stop12h 25m

London Luton

Thu 12/11

6:00 am-5:20 pm

1 stop17h 20m

$509

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Tue 10/14

10:40 am-12:00 pm

2 stops19h 20m

London Stansted

Tue 10/21

6:20 am-9:51 am

2 stops33h 31m

$511

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Sat 11/1

8:18 pm-9:40 am

1 stop32h 22m

London Heathrow

Mon 11/10

12:05 pm-4:20 pm

1 stop34h 15m

$514

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Sun 9/21

6:00 pm-8:20 am

Nonstop8h 20m

London Heathrow

Tue 9/30

2:05 pm-8:01 am

1 stop23h 56m

$516

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Wed 9/24

4:00 pm-6:20 am

Nonstop8h 20m

London Heathrow

Fri 10/3

2:10 pm-5:20 pm

Nonstop9h 10m

$517

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Tue 12/2

6:30 pm-10:55 am

1 stop10h 25m

London Gatwick

Mon 12/8

11:55 am-5:20 pm

1 stop11h 25m

$518

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Fri 12/5

6:30 pm-10:55 am

1 stop10h 25m

London Gatwick

Wed 12/10

11:55 am-5:20 pm

1 stop11h 25m

$518

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 60 results

...

Best time to book a flight from Indiana to London

Have a flexible travel schedule? Discover the best time to fly to London from Indiana with our price prediction graph.

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 Indiana to London

What is the cheapest month to book a flight from Indiana to London?

Currently, November is the cheapest month in which you can book a flight from Indiana to London (average of $661). Flying from Indiana to London in June is currently the most expensive (average of $1,098). 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.

What is the cheapest time of day to fly from IN to LON?

When flying from Indiana to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

How long is the flight from Indiana to London?
For as low as $506, SWISS can have you in London from Indiana in 8h 20m. Airlines will cover a distance of 3939 mi. This flight may include one or multiple stops.
What are the cheapest airlines to fly from Indiana to London one-way?
For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as $237. Users have also found prices from $324 and $343 on JetBlue and Scandinavian Airlines, respectively.
What are the most popular routes from Indiana to London?
Most travelers choose Chicago O'Hare Intl - London Heathrow, Chicago O'Hare Intl - London Gatwick or Chicago O'Hare Intl - London City when deciding on the best route from Indiana to London.
Can I find deals for flights from Indiana to London that include hotel bookings?
Yes. In addition to deals on Indiana to London flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Indiana to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Indiana to London.
Can I find deals for business class flights from Indiana to London?
Yes. Cheapflights offers flight deals from Indiana to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Indiana to London?
Currently, November is the cheapest month in which you can book a flight from Indiana to London (average of $661). Flying from Indiana to London in June is currently the most expensive (average of $1,098). 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.

See more FAQs

Hounslow

Hayes

Thornton Heath

Southend-on-Sea

Harrow

Canterbury

Croydon

Eastleigh

Dartford

Dover

Winchester

Orpington

Gatwick

Borehamwood

Aylesbury

Bedford

Wembley

Folkestone

Chichester

Arundel

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Top 7 airlines flying from Indiana to London

Airline	Cheapest	Average	Flexibility	On-time
Aer Lingus	Cheapest$488	Average$885	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$488	Average$1,016	FlexibilityNo cancel fee	On-time71%
Virgin Atlantic	Cheapest$531	Average$843	FlexibilityNo cancel fee	On-time72%
Delta	Cheapest$531	Average$933	FlexibilityNo cancel fee	On-timeN/A
Iberia	Cheapest$571	Average$839	FlexibilityNo cancel fee	On-time77%
British Airways	Cheapest$580	Average$929	FlexibilityNo cancel fee	On-time70%
United Airlines	Cheapest$680	Average$879	FlexibilityNo cancel fee	On-time69%

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$221+ Cheap flights from Indiana to London (LON)

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 10/19. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Indiana to London with Cheapflights

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Cheap flight deals from Indiana to London

Keep the following information in mind while searching for Indiana to London flight deals. Data was last updated September 11, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Indiana to London

Cheapest flights from Indiana to LondonExplore the most affordable flight options available from Indiana to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Explore the most affordable flight options available from Indiana to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Indiana to London that are best for you.

Best time to book a flight from Indiana to London

Have a flexible travel schedule? Discover the best time to fly to London from Indiana with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Indiana to London

What is the cheapest month to book a flight from Indiana to London?

What is the cheapest time of day to fly from IN to LON?

Find hourly flight availability from Indiana to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

Related info for your journey

Find useful and relevant information for your journey from Indiana to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Indiana to London?

What are the cheapest airlines to fly from Indiana to London one-way?

What are the most popular routes from Indiana to London?

Can I find deals for flights from Indiana to London that include hotel bookings?

How can I find direct flights from Indiana to London?

Can I find deals for business class flights from Indiana to London?

What is the cheapest month to book a flight from Indiana to London?

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Alternative routes for Indiana to London

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Top 7 airlines flying from Indiana to London

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Cheapest flights from Indiana to London
Explore the most affordable flight options available from Indiana to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.