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

United Airlines and British Airways can get you from Baton Rouge to London Heathrow Airport in just under 18h 34m. Your travel time can differ by up to 23h 11m. There are 4625 mi between Baton Rouge and London Heathrow Airport. This flight may include one or multiple stops.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Heathrow Airport, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What is the cheapest time of day to fly from BTR to LHR?

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

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.

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.

£251+ Cheap Flights from Baton Rouge to London Heathrow Airport

Cheap flight deals from Baton Rouge to Heathrow

Enter your travel dates to find the best prices.

Cheapest

Best

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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 9 October 2026.

Wed 2/1207:41 -

1 stop18h 34m

Wed 9/1206:15 -

2 stops20h 47m

Deal found 4/10£686

Wed 18/1107:00 -

1 stop18h 40m

Wed 25/1109:30 -

2 stops18h 20m

Deal found 4/10£698

Wed 2/1215:59 -

2 stops15h 46m

Wed 9/1206:30 -

2 stops17h 49m

Deal found 7/10£708

Wed 2/1213:23 -

1 stop16h 37m

Wed 9/1211:50 -

1 stop15h 12m

Deal found 7/10£711

Wed 2/1214:05 -

1 stop14h 10m

Tue 8/1213:30 -

2 stops36h 12m

Deal found 6/10£713

Wed 28/1009:30 -

1 stop17h 10m

Thu 5/1106:35 -

2 stops19h 08m

Deal found 5/10£723

Wed 2/1210:23 -

2 stops15h 22m

Tue 8/1206:30 -

2 stops17h 49m

Deal found 6/10£723

Wed 28/1013:36 -

1 stop14h 24m

Wed 4/1108:40 -

2 stops18h 13m

Deal found 5/10£725

Find flight deals from Baton Rouge to Heathrow

Round-trip from	£621
One-way from	£251
Popular in	June
Cheapest in	January
Average price	£913

United Airlines
2/3-5/3
4 total stops
62h 21m total
Baton Rouge to London

Search Deals

United Airlines
9/1-31/12
2 total stops
25h 10m total
Baton Rouge to London

Search Deals

Highest demand for flights based on searches. 13% potential increase in price (£97 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£28 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

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Cheapflights Fare Finder

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 return flight

Baton RougeLondon

BTR Baton Rouge Ryan - LHR London Heathrow

BTRLHR

Baton Rouge Ryan

Sat 9/1

14:10-21:20

2 stops25h 10m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£251

Baton RougeLondon

BTR Baton Rouge Ryan - LHR London Heathrow

BTRLHR

Baton Rouge Ryan

Sun 15/11

16:13-10:50

2 stops36h 37m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£388

Baton RougeLondon

BTR Baton Rouge Ryan - LHR London Heathrow

BTRLHR

Baton Rouge Ryan

Sun 15/11

15:59-09:00

1 stop11h 01m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£419

Baton RougeLondon

BTR Baton Rouge Ryan - LHR London Heathrow

BTRLHR

Baton Rouge Ryan

Tue 27/10

05:00-07:55

2 stops21h 55m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£443

Baton RougeLondon

BTR Baton Rouge Ryan - LHR London Heathrow

BTRLHR

Baton Rouge Ryan

Wed 28/10

05:00-10:50

2 stops24h 50m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£443

Baton RougeLondon

BTR Baton Rouge Ryan - LHR London Heathrow

BTRLHR

Baton Rouge Ryan

Wed 28/10

05:50-12:50

3 stops26h 00m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£573

Baton RougeLondon

BTR Baton Rouge Ryan - LHR London Heathrow

BTRLHR

Baton Rouge Ryan

Tue 2/3

12:05-11:50

2 stops41h 45m

London Heathrow

Fri 5/3

06:35-21:11

2 stops20h 36m

£621

Baton RougeLondon

BTR Baton Rouge Ryan - LHR London Heathrow

BTRLHR

Baton Rouge Ryan

Wed 2/12

07:41-08:15

1 stop18h 34m

London Heathrow

Wed 9/12

06:15-21:02

2 stops20h 47m

£686

Baton RougeLondon

BTR Baton Rouge Ryan - LHR London Heathrow

BTRLHR

Baton Rouge Ryan

Wed 2/12

10:23-10:30

2 stops18h 07m

London Heathrow

Wed 9/12

10:00-22:08

2 stops18h 08m

£708

Baton RougeLondon

BTR Baton Rouge Ryan - LHR London Heathrow

BTRLHR

Baton Rouge Ryan

Wed 28/10

09:30-07:55

2 stops17h 25m

London Heathrow

Thu 5/11

06:35-19:43

2 stops19h 08m

£723

Flights are sorted by cheapest return flights first.

Deals found on 7/10

Showing 1-10 of 15 resultsSorted by cheapest first

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.

BTR-LHR

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.

Related info for your journey

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?
United Airlines and British Airways can get you from Baton Rouge to London Heathrow Airport in just under 18h 34m. Your travel time can differ by up to 23h 11m. 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.

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Cheap flights from Baton Rouge to London Heathrow Airport from £251

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Baton Rouge to Heathrow

Cheapest flights from Baton Rouge to HeathrowExplore 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 9 October 2026.

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 9 October 2026.

Best flights from Baton Rouge to HeathrowDiscover carefully curated flight deals from Baton Rouge to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 October 2026.

Discover carefully curated flight deals from Baton Rouge to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 October 2026.

Last-minute flights from Baton Rouge to HeathrowDiscover last-minute flight deals from Baton Rouge to Heathrow. Data last updated 9 October 2026 and is based on user searches.

Discover last-minute flight deals from Baton Rouge to Heathrow. Data last updated 9 October 2026 and is based on user searches.

One-way flights from Baton Rouge to HeathrowSearch for one-way flight options from Baton Rouge to Heathrow. Find affordable one-way fares based on user searches. Data last updated 9 October 2026.

Search for one-way flight options from Baton Rouge to Heathrow. Find affordable one-way fares based on user searches. Data last updated 9 October 2026.

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Best time to book a flight from Baton Rouge to Heathrow

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Related info for your journey

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

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

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

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

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

Travelling to a place near London Heathrow Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Baton Rouge to Heathrow

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Complete your trip

Complete your trip to Heathrow by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to England

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Search flights from Baton Rouge to Heathrow by cabin class

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Other flights to Heathrow

Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 9 October 2026.

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

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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 9 October 2026.

Best flights from Baton Rouge to Heathrow
Discover carefully curated flight deals from Baton Rouge to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 October 2026.

Last-minute flights from Baton Rouge to Heathrow
Discover last-minute flight deals from Baton Rouge to Heathrow. Data last updated 9 October 2026 and is based on user searches.

One-way flights from Baton Rouge to Heathrow
Search for one-way flight options from Baton Rouge to Heathrow. Find affordable one-way fares based on user searches. Data last updated 9 October 2026.