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$345+ 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 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
BTR — LHR
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
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 July 23, 2026.

This United Airlines deal was found by Cheapflights users on 7/21. 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.
Tue 10/69:35 am
BTR
-
LHR
1 stop16h 20m
United Airlines
Tue 10/137:25 am
LHR
-
BTR
2 stops18h 06m
United Airlines
Deal found 7/21$886
This United Airlines deal was found by Cheapflights users on 7/21. 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.
Tue 10/69:35 am
BTR
-
LHR
1 stop16h 20m
United Airlines
Thu 10/157:30 am
LHR
-
BTR
2 stops19h 46m
United Airlines
Deal found 7/21$896
This United Airlines deal was found by Cheapflights users on 7/21. 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 10/75:20 am
BTR
-
LHR
2 stops19h 10m
United Airlines
Wed 10/149:30 am
LHR
-
BTR
2 stops17h 46m
United Airlines
Deal found 7/21$900
This United Airlines deal was found by Cheapflights users on 7/21. 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.
Tue 10/612:05 pm
BTR
-
LHR
1 stop13h 50m
United Airlines
Wed 10/1410:00 am
LHR
-
BTR
1 stop15h 31m
United Airlines
Deal found 7/21$915
This United Airlines deal was found by Cheapflights users on 7/21. 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 10/79:35 am
BTR
-
LHR
1 stop16h 10m
United Airlines
Tue 10/137:25 am
LHR
-
BTR
2 stops18h 06m
United Airlines
Deal found 7/21$916
This Justfly.com deal was found by Cheapflights users on 7/21. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/72:29 pm
BTR
-
LHR
1 stop17h 56m
British Airways
Tue 10/132:25 pm
LHR
-
BTR
1 stop15h 11m
British Airways
Deal found 7/21$925
This United Airlines deal was found by Cheapflights users on 7/19. 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.
Tue 9/17:15 am
BTR
-
LHR
1 stop18h 40m
United Airlines
Tue 9/87:25 am
LHR
-
BTR
2 stops20h 03m
United Airlines
Deal found 7/19$966
This United Airlines deal was found by Cheapflights users on 7/19. 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.
Tue 8/189:35 am
BTR
-
LHR
1 stop16h 20m
United Airlines
Mon 8/244:25 pm
LHR
-
BTR
2 stops35h 03m
United Airlines
Deal found 7/19$976
This Justfly.com deal was found by Cheapflights users on 7/19. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:14 pm
BTR
-
LHR
1 stop14h 11m
British Airways
Tue 9/810:50 am
LHR
-
BTR
2 stops30h 01m
British Airways
Deal found 7/19$977

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 July 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$886
(United Airlines)

One-way from

$345
(SmartFares)

Popular in

June

Cheapest in

August

Average price

$1,235
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. 19% potential increase in price ($233 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($52 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
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 July 23, 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

Mon 1/11

7:00 am-7:40 am

1 stop18h 40m

London Heathrow

Wed 1/13

10:00 am-5:42 pm

1 stop13h 42m

$943

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Wed 9/2

7:15 am-7:15 am

2 stops18h 00m

London Heathrow

Wed 9/9

7:30 am-9:28 pm

2 stops19h 58m

$981

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Fri 10/16

2:29 pm-2:25 pm

1 stop17h 56m

London Heathrow

Sun 10/25

8:20 am-10:56 pm

1 stop19h 36m

$1,015

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Fri 10/16

1:55 pm-10:40 am

2 stops14h 45m

London Heathrow

Sun 10/25

10:00 am-9:35 pm

1 stop16h 35m

$1,020
Quickest round-trip

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Sun 9/6

4:10 pm-11:35 am

1 stop13h 25m

London Heathrow

Sun 9/13

10:00 am-5:33 pm

1 stop13h 33m

$1,043

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Sat 8/15

4:10 pm-7:45 am

1 stop33h 35m

London Heathrow

Wed 8/26

7:25 am-9:28 pm

2 stops20h 03m

$1,062

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Tue 8/11

12:00 pm-7:55 am

1 stop13h 55m

London Heathrow

Tue 8/18

4:25 pm-9:28 pm

2 stops35h 03m

$1,067

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Fri 9/4

3:57 pm-4:00 pm

2 stops18h 03m

London Heathrow

Fri 9/11

9:05 pm-8:49 pm

3 stops29h 44m

$1,077

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Mon 8/3

12:10 pm-10:25 am

2 stops16h 15m

London Heathrow

Sat 8/22

9:30 am-9:28 pm

2 stops17h 58m

$1,122
Cheapest one-way

Baton RougeLondon

BTR - LHR

BTRLHR

Baton Rouge Ryan

Wed 10/28

12:05 pm-12:00 pm

2 stops18h 55m

$348

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/21

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 July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 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 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.

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?

    A quick flight from Baton Rouge to London Heathrow Airport can take about 18h 40m. United Airlines provides one of the quickest options available for as low as $943. The distance from Baton Rouge to London Heathrow Airport is about 4625 mi.

  • 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.

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
Dorking
Hounslow
Winchester
Croydon
Gatwick
Wembley
Harrow
Eastleigh
Southend-on-Sea
Watford
Northampton
Dartford
Chipping Norton
Kingston upon Thames
Eastbourne
Slough
Stansted
Sutton
Luton

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