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$605+ Cheap flights from Baton Rouge (BTR) 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 1/25. Fares are subject to change and may not be available on all flights or dates of travel.
BTR — LHR
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Baton Rouge to Heathrow

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 December 12, 2025.

This KAYAK deal was found by Cheapflights users on 12/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/152:00 pmBTR - LHR
1 stop11h 30mLufthansa
Mon 12/2210:00 amLHR - BTR
1 stop17h 18mLufthansa
Deal found 12/10$1,756
This United Airlines deal was found by Cheapflights users on 12/10. 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 12/152:00 pmBTR - LHR
2 stops14h 25mUnited Airlines
Mon 12/2210:25 amLHR - BTR
2 stops16h 53mUnited Airlines
Deal found 12/10$1,794

Find 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$605
(Kiwi.com)

Popular in

July

Cheapest in

August

Average price

$776
Provider with most accurate pricing for Baton Rouge Ryan-London Heathrow flight deals.
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Provider most trusted by Cheapflights users for Baton Rouge Ryan-London Heathrow flights.
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From Baton Rouge Ryan to London Heathrow
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($213 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($52 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated December 12, 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

Sun 1/25

4:38 pm-11:40 am

1 stop13h 02m

London Heathrow

Sun 2/1

7:30 am-10:56 pm

2 stops21h 26m

$627

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Fri 1/23

3:30 pm-10:15 am

1 stop12h 45m

London Heathrow

Tue 1/27

2:30 pm-9:32 pm

2 stops37h 02m

$633

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Sun 2/15

4:08 pm-10:15 am

1 stop12h 07m

London Heathrow

Sat 2/21

4:40 pm-5:32 pm

2 stops54h 52m

$638

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Tue 3/10

4:07 pm-6:45 pm

2 stops21h 38m

London Heathrow

Tue 3/31

6:55 am-9:08 pm

2 stops20h 13m

$644

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Compare providers for flights from Baton Rouge 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 Baton Rouge to Heathrow in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Baton Rouge-London Heathrow Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Baton Rouge-London Heathrow Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Baton Rouge-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Baton Rouge-London Heathrow Airport flights, Cheapflights users trust eDreams the most. eDreams 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 Baton Rouge-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 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 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 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 $110). Flying from Baton Rouge to London Heathrow Airport in June is currently the most expensive (average of $879). 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 December 12, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 21% on flights from Baton Rouge to London Heathrow Airport by exploring options for tickets at noon.

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 December 12, 2025.
Read through reviews of airlines operating flights from Baton Rouge to London Heathrow Airport, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,050 reviews

Comfort

7.2

Crew

8.0

Overall

7.2

Entertainment

6.9

Food

6.5

Boarding

7.5

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit
American Airlines
7.2
Good
11,050 reviews
American Airlines
7.2
Good
11,050 reviews

Comfort

7.2

Crew

8.0

Overall

7.2

Entertainment

6.9

Food

6.5

Boarding

7.5

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit

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 1 airline. 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?

    A quick flight from Baton Rouge to London Heathrow Airport can take about 12h 45m. British Airways provides one of the quickest options available for as low as $633. The distance from Baton Rouge to London Heathrow Airport is about 4625 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Baton Rouge to London Heathrow Airport round-trip?

    Our cheapest airline available from Baton Rouge to London Heathrow Airport is American Airlines. Our recent data shows that you can find tickets from as low as $701 on this airline.

  • 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 vacation 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 $110). Flying from Baton Rouge to London Heathrow Airport in June is currently the most expensive (average of $879). 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

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Ilford
Hounslow
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Croydon
Orpington
Northampton
Watford
Hayes
Borehamwood
Broadway
Aylesbury
Chipping Norton
Horley
Kingston upon Thames
Wembley

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Top airline flying from Baton Rouge to Heathrow

Discover the top airline that operate flights from Baton Rouge 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 2,558,603 searches. Data last updated December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$701Average$944FlexibilityNo cancel feeOn-time71%

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