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$487+ Cheap flights from Baton Rouge (BTR) to Heathrow (LHR)

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 3/23. Fares are subject to change and may not be available on all flights or dates of travel.
BTR — LHR
Apr 12 — Apr 191
Sun 4/12
Sun 4/19
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 March 13, 2026.

This United Airlines deal was found by Cheapflights users on 3/8. 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.
Wed 4/222:00 pm
BTR
-
LHR
1 stop15h 35m
United Airlines
Wed 4/296:55 am
LHR
-
BTR
2 stops21h 50m
United Airlines
Deal found 3/8$779
This United Airlines deal was found by Cheapflights users on 3/9. 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.
Thu 4/302:00 pm
BTR
-
LHR
1 stop11h 45m
United Airlines
Wed 5/66:55 am
LHR
-
BTR
2 stops18h 46m
United Airlines
Deal found 3/9$829
This United Airlines deal was found by Cheapflights users on 3/7. 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.
Fri 11/139:40 am
BTR
-
LHR
1 stop15h 50m
United Airlines
Tue 11/172:30 pm
LHR
-
BTR
2 stops35h 31m
United Airlines
Deal found 3/7$834
This United Airlines deal was found by Cheapflights users on 3/9. 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.
Thu 3/197:15 am
BTR
-
LHR
1 stop19h 15m
United Airlines
Tue 3/2410:00 am
LHR
-
BTR
1 stop17h 45m
United Airlines
Deal found 3/9$841
This FlightHub deal was found by Cheapflights users on 3/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3010:35 am
BTR
-
LHR
1 stop13h 45m
British Airways
Wed 5/611:30 am
LHR
-
BTR
2 stops28h 32m
British Airways
Deal found 3/10$851

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 March 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$779
(United Airlines)

One-way from

$487
(Expedia)

Popular in

June

Cheapest in

August
Provider with most accurate pricing for Baton Rouge Ryan-London Heathrow flight deals.
Search Deals
Provider most trusted by Cheapflights users for Baton Rouge Ryan-London Heathrow flights.
Search Deals
From Baton Rouge Ryan to London Heathrow
Search Deals
One-way flight from Baton Rouge Ryan to London Heathrow
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($254 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($48 potential savings vs. average RT price).
Search Deals

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 March 13, 2026.
Use the filters below to find and compare flights from Baton Rouge to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Thu 4/30

2:00 pm-7:45 am

1 stop11h 45m

London Heathrow

Wed 5/6

6:55 am-7:41 pm

2 stops18h 46m

$829
Quickest round-trip

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Thu 4/30

4:53 pm-2:25 pm

1 stop15h 32m

London Heathrow

Wed 5/6

2:25 pm-10:48 pm

1 stop14h 23m

$852

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Thu 7/9

9:35 am-6:45 am

2 stops15h 10m

London Heathrow

Thu 7/16

8:00 am-5:34 pm

2 stops15h 34m

$1,113

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Sat 6/13

4:00 pm-6:25 am

1 stop32h 25m

London Heathrow

Fri 8/14

5:55 pm-9:34 am

2 stops21h 39m

$1,194

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Tue 6/16

2:05 pm-11:35 am

1 stop15h 30m

London Heathrow

Mon 6/22

3:30 pm-10:46 pm

2 stops37h 16m

$1,278

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Tue 6/2

2:05 pm-7:40 am

1 stop11h 35m

London Heathrow

Mon 6/15

6:55 am-10:46 pm

2 stops21h 51m

$1,305
Cheapest one-way

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Mon 3/23

4:28 pm-10:00 am

1 stop12h 32m

$487

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Mon 3/23

12:07 pm-7:55 am

2 stops14h 48m

$506

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Sun 8/9

9:35 am-8:20 am

2 stops16h 45m

$511

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Sat 3/21

6:45 pm-6:40 am

2 stops30h 55m

$517

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/11

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Baton Rouge-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 $902). 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.

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 March 13, 2026.
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
7.1
Good
11,449 reviews

Comfort

7.2

Boarding

7.5

Crew

7.9

Food

6.4

Entertainment

6.9

Overall

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes
American Airlines
7.1
Good
11,449 reviews
American Airlines
7.1
Good
11,449 reviews

Comfort

7.2

Boarding

7.5

Crew

7.9

Food

6.4

Entertainment

6.9

Overall

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes

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 11h 45m. United Airlines provides one of the quickest options available for as low as $829. 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 $695 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 $902). 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
Croydon
Gatwick
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Orpington
Watford
Northampton
Borehamwood
Broadway
Aylesbury
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne

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Alternative routes for Baton Rouge to Heathrow

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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 March 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$695Average$1,260FlexibilityNo cancel feeOn-time71%

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