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Cheap flights from Jacksonville to London Heathrow Airport from £242

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 21/8. Fares are subject to change and may not be available on all flights or dates of travel.
JAX — LHR
12 Aug — 19 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Jacksonville to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Jacksonville to Heathrow
Explore the most affordable flight options available from Jacksonville to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 July 2026.

Wed 28/1006:30
JAX
-
LHR
1 stop10h 50m
United Airlines
Thu 29/1011:05
LHR
-
JAX
2 stops38h 05m
United Airlines
Deal found 12/7£551
Sat 10/1019:20
JAX
-
LHR
1 stop30h 35m
United Airlines
Tue 13/1006:50
LHR
-
JAX
2 stops16h 11m
United Airlines
Deal found 9/7£555
Sat 14/1119:10
JAX
-
LHR
2 stops31h 00m
United Airlines
Tue 17/1106:50
LHR
-
JAX
2 stops16h 07m
United Airlines
Deal found 8/7£557
Sat 10/1019:20
JAX
-
LHR
2 stops30h 15m
Multiple Airlines
Tue 13/1006:00
LHR
-
JAX
2 stops19h 54m
Multiple Airlines
Deal found 9/7£561
Sun 11/1009:40
JAX
-
LHR
2 stops41h 15m
SWISS
Wed 14/1006:00
LHR
-
JAX
2 stops19h 54m
SWISS
Deal found 12/7£566
Wed 11/1115:39
JAX
-
LHR
1 stop10h 41m
Multiple Airlines
Wed 18/1109:30
LHR
-
JAX
2 stops16h 40m
Multiple Airlines
Deal found 9/7£621
Fri 9/1019:20
JAX
-
LHR
1 stop30h 35m
United Airlines
Mon 12/1006:50
LHR
-
JAX
2 stops17h 19m
United Airlines
Deal found 8/7£630
Wed 23/919:00
JAX
-
LHR
1 stop20h 45m
Multiple Airlines
Sun 4/1020:05
LHR
-
JAX
2 stops29h 49m
Multiple Airlines
Deal found 10/7£635
Mon 3/817:36
JAX
-
LHR
1 stop10h 54m
Multiple Airlines
Mon 31/820:05
LHR
-
JAX
2 stops28h 20m
Multiple Airlines
Deal found 9/7£636

Find flight deals from Jacksonville to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Jacksonville (JAX) 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 13 July 2026.

Round-trip from

£551

One-way from

£242

Popular in

June

Cheapest in

September

Average price

£654
United Airlines
  • United Airlines
  • 28/10-29/10
  • 3 total stops
  • 48h 55m total
  • Jacksonville to London
Search Deals
21/8
  • 21/8
  • 3 total stops
  • 59h 50m total
  • Jacksonville to London
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£122 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£25 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Jacksonville 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 13 July 2026.
Use the filters below to find and compare flights from Jacksonville to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Wed 28/10

07:30-07:10

2 stops19h 40m

London Heathrow

Thu 29/10

09:30-23:32

2 stops42h 02m

£615

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Wed 28/10

15:53-08:45

2 stops12h 52m

London Heathrow

Tue 3/11

06:30-17:30

2 stops16h 00m

£648

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Mon 17/8

17:36-09:30

1 stop10h 54m

London Heathrow

Sat 29/8

08:40-20:04

1 stop16h 24m

£704

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Mon 17/8

17:36-09:30

1 stop10h 54m

London Heathrow

Tue 25/8

11:55-00:31

1 stop17h 36m

£704

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Tue 6/10

13:46-09:00

1 stop14h 14m

London Heathrow

Mon 12/10

08:55-21:05

1 stop17h 10m

£704
Fastest return journey

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Mon 28/9

18:59-11:20

1 stop11h 21m

London Heathrow

Mon 5/10

15:15-22:43

1 stop12h 28m

£704

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Wed 30/9

15:43-11:35

1 stop14h 52m

London Heathrow

Sat 17/10

12:15-20:54

1 stop13h 39m

£704

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Sun 2/8

10:46-06:30

1 stop14h 44m

London Heathrow

Fri 14/8

08:40-20:04

1 stop16h 24m

£721

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Thu 1/10

15:45-07:15

1 stop10h 30m

London Heathrow

Mon 12/10

07:30-18:01

2 stops15h 31m

£727

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Wed 26/8

12:24-10:40

1 stop17h 16m

London Heathrow

Sun 6/9

06:30-16:52

2 stops15h 22m

£730

Flights are sorted by cheapest return flights first.

Deals found on 10/7

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Jacksonville to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Jacksonville 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 Jacksonville to London Heathrow Airport

How far ahead should I book a flight from Jacksonville to London Heathrow Airport?

Booking 67 days in advance of your planned departure date is, on average, the best time to get cheap flights from Jacksonville to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, September is the cheapest month in which you can book a flight from Jacksonville to London Heathrow Airport (average of £520). Flying from Jacksonville to London Heathrow Airport in June is currently the most expensive (average of £1,024). 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.

How much does it cost for a return flight from Jacksonville to London Heathrow Airport?

Related info for your journey

Find useful and relevant information for your journey from Jacksonville 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 Jacksonville to London Heathrow?

    For a flight from Jacksonville to London Heathrow, you will be flying from Jacksonville. Jacksonville (JAX) is just 11.2 mi from the center of the city. Jacksonville is the only Jacksonville airport and it handles 0 outbound flights to London Heathrow per day. 0 airlines have flights to London Heathrow from Jacksonville on a regular basis.

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

    United Airlines, Delta, and JetBlue can get you from Jacksonville to London Heathrow Airport in just under 10h 54m. Your travel time can differ by up to 8h 46m. There are 4239 mi between Jacksonville and London Heathrow Airport. This flight may include one or multiple stops.

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

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

  • How can I find direct flights from Jacksonville to Heathrow?

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Jacksonville to London Heathrow Airport (average of £520). Flying from Jacksonville to London Heathrow Airport in June is currently the most expensive (average of £1,024). 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
Hounslow
Milton Keynes
Luton
Wembley
Gatwick
Slough
Croydon
Ilford
Hayes
Brentford
Colchester
Northampton
Watford
Kingston upon Thames
Eastbourne
Swindon
Poole
Southall
Aylesbury
Romford

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Jacksonville to Heathrow.

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

Need flexible booking options for your flight to Heathrow from Jacksonville? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Of course! You can now track prices for flights from Jacksonville to Heathrow and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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