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Cheap flights from Baton Rouge to London Heathrow Airport from £380

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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
BTR — LHR
27 Dec — 3 Jan1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Baton Rouge to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Baton Rouge to Heathrow
Explore the most affordable flight options available from Baton Rouge to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 November 2025.

Tue 2/1214:00BTR - LHR
1 stop11h 30mLufthansa
Tue 9/1207:30LHR - BTR
2 stops19h 43mLufthansa
Deal found 25/11£511
Tue 2/1207:39BTR - LHR
2 stops18h 16mDelta
Tue 9/1206:30LHR - BTR
2 stops17h 44mDelta
Deal found 25/11£520
Fri 26/1207:10BTR - LHR
2 stops21h 15mUnited Airlines
Fri 2/107:25LHR - BTR
2 stops34h 00mUnited Airlines
Deal found 25/11£2,555
Fri 26/1216:34BTR - LHR
1 stop13h 26mAmerican Airlines
Fri 2/109:55LHR - BTR
1 stop16h 02mAmerican Airlines
Deal found 25/11£3,840
Tue 25/1118:13BTR - LHR
1 stop12h 02mBritish Airways
Fri 2/119:40LHR - BTR
2 stops26h 10mBritish Airways
Deal found 25/11£5,687
Tue 25/1118:13BTR - LHR
1 stop11h 27mAmerican Airlines
Tue 2/1208:20LHR - BTR
1 stop15h 22mAmerican Airlines
Deal found 25/11£7,121

Cheap flight deals from Baton Rouge to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Baton Rouge (BTR) 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 27 November 2025.

Round-trip from

£470

One-way from

£380

Popular in

July

Cheapest in

August

Average price

£567
Lufthansa
  • Lufthansa
  • 23/1-26/1
  • 3 total stops
  • 32h 22m total
  • Baton Rouge to London
Search Deals
Delta
  • Delta
  • 9/4
  • 1 total stop
  • 10h 54m total
  • Baton Rouge to London
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£125 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£30 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Baton Rouge 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 858,174 searches. Data last updated 27 November 2025.
Use the filters below to find and compare flights from Baton Rouge to London Heathrow Airport that are best for you.

Fly from

Baton Rouge

Fly to

Heathrow

Route

Depart

Return

Price

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Fri 23/1

13:55-10:15

1 stop14h 20m

London Heathrow

Mon 26/1

09:30-21:32

2 stops18h 02m

£470

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Fri 23/1

18:36-11:40

1 stop11h 04m

London Heathrow

Tue 27/1

11:30-22:01

2 stops16h 31m

£470

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Wed 21/1

10:32-06:25

1 stop13h 53m

London Heathrow

Fri 13/2

06:30-18:18

2 stops17h 48m

£474

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Fri 23/1

06:18-08:05

2 stops19h 47m

London Heathrow

Mon 26/1

06:30-22:01

2 stops21h 31m

£477

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Fri 23/1

06:18-06:25

1 stop18h 07m

London Heathrow

Sat 31/1

08:55-22:01

2 stops19h 06m

£478

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Fri 9/1

06:18-06:25

1 stop18h 07m

London Heathrow

Fri 16/1

11:45-09:52

2 stops28h 07m

£478

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Sat 10/1

09:30-07:10

2 stops15h 40m

London Heathrow

Sat 17/1

06:30-21:32

2 stops21h 02m

£480

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Thu 9/4

05:00-05:55

2 stops18h 55m

£380

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Thu 9/4

13:36-06:30

1 stop10h 54m

£380

Flights are sorted by cheapest return flights first.

Deals found on 25/11

Best time to book a flight from Baton Rouge to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Baton Rouge with our price prediction graph.
Estimated return 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 Baton Rouge to London Heathrow Airport

What is the cheapest month to book a flight from Baton Rouge to London Heathrow Airport?

Currently, October is the cheapest month in which you can book a flight from Baton Rouge to London Heathrow Airport (average of £83). Flying from Baton Rouge to London Heathrow Airport in June is currently the most expensive (average of £667). 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 BTR to LHR?

Find hourly flight availability from Baton Rouge to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 November 2025.

It’s typically best to fly out from Baton Rouge to London Heathrow Airport in the morning. Doing so could potentially save you 37% on the flight price compared to flying in the evening, which is usually more expensive.

Related info for your journey

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

  • What airport do you fly from for flights from Baton Rouge to London Heathrow?

    Most people fly from Baton Rouge Ryan (BTR) if they book a flight from Baton Rouge to London Heathrow. On average, Ryan has 0 outbound flights to London Heathrow per day from 0 airlines. Baton Rouge Ryan is conveniently located just 5.8 mi from Baton Rouge’s city center.

  • How long is the flight from Baton Rouge to London Heathrow Airport?

    Lufthansa, Virgin Atlantic, and Delta can get you from Baton Rouge to London Heathrow Airport in just under 11h 04m. Your travel time can differ by up to 3h 16m. There are 4625 mi between Baton Rouge and London Heathrow Airport. This flight may include one or multiple stops.

  • Can I find deals for flights from Baton Rouge to Heathrow that include hotel bookings?

    Yes. In addition to deals on Baton Rouge to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Baton Rouge to Heathrow?

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

  • Can I find deals for business class flights from Baton Rouge to Heathrow?

    Yes. Cheapflights offers flight deals from Baton Rouge to Heathrow 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 Baton Rouge to London Heathrow Airport?

    Currently, October is the cheapest month in which you can book a flight from Baton Rouge to London Heathrow Airport (average of £83). Flying from Baton Rouge to London Heathrow Airport in June is currently the most expensive (average of £667). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Slough
Croydon
Hounslow
Northampton
Gatwick
Luton
Ilford
Wembley
Deal
Hayes
Colchester
Watford
Brentford
Winchester
Swindon
Crawley
Romford
Chichester
Bedford

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Why should you use Cheapflights to find cheap flight tickets from Baton Rouge to Heathrow?

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Can Cheapflights find flights from Baton Rouge to Heathrow with no change fees?

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Can Cheapflights notify me if prices for flights from Baton Rouge to Heathrow become cheaper?

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