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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 29/7. Fares are subject to change and may not be available on all flights or dates of travel.
JAX — LHR
10 May — 17 May1
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 10 April 2026.

Sun 27/918:40
JAX
-
LHR
1 stop31h 15m
United Airlines
Wed 30/906:50
LHR
-
JAX
2 stops32h 48m
United Airlines
Deal found 7/4£594
Thu 7/507:35
JAX
-
LHR
2 stops21h 00m
Scandinavian Airlines
Tue 12/506:40
LHR
-
JAX
2 stops20h 46m
Scandinavian Airlines
Deal found 7/4£603
Mon 14/915:45
JAX
-
LHR
2 stops19h 15m
Scandinavian Airlines
Sat 19/906:40
LHR
-
JAX
2 stops20h 02m
Scandinavian Airlines
Deal found 5/4£611
Tue 27/1018:12
JAX
-
LHR
1 stop13h 28m
Multiple Airlines
Tue 10/1109:00
LHR
-
JAX
2 stops17h 08m
Multiple Airlines
Deal found 5/4£612
Sat 12/915:52
JAX
-
LHR
2 stops24h 08m
Multiple Airlines
Sun 27/920:05
LHR
-
JAX
2 stops30h 03m
Multiple Airlines
Deal found 10/4£613
Tue 18/811:56
JAX
-
LHR
2 stops19h 44m
Lufthansa
Thu 20/812:10
LHR
-
JAX
2 stops37h 44m
Lufthansa
Deal found 8/4£614
Mon 20/411:05
JAX
-
LHR
2 stops23h 55m
Scandinavian Airlines
Tue 28/406:40
LHR
-
JAX
2 stops21h 10m
Scandinavian Airlines
Deal found 6/4£615
Fri 21/817:05
JAX
-
LHR
2 stops35h 15m
Scandinavian Airlines
Sat 5/906:40
LHR
-
JAX
2 stops22h 24m
Scandinavian Airlines
Deal found 8/4£616
Sun 8/1117:58
JAX
-
LHR
1 stop12h 32m
Multiple Airlines
Tue 17/1106:50
LHR
-
JAX
2 stops17h 56m
Multiple Airlines
Deal found 7/4£617
Fri 14/815:45
JAX
-
LHR
2 stops16h 50m
Scandinavian Airlines
Wed 26/806:40
LHR
-
JAX
2 stops21h 16m
Scandinavian Airlines
Deal found 6/4£617

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 10 April 2026.

Round-trip from

£594

One-way from

£242

Popular in

June

Cheapest in

September

Average price

£675
United Airlines
  • United Airlines
  • 27/9-30/9
  • 3 total stops
  • 64h 03m total
  • Jacksonville to London
Search Deals
British Airways
  • British Airways
  • 29/7
  • 1 total stop
  • 15h 57m total
  • Jacksonville to London
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£88 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 10 April 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

Mon 28/9

11:17-06:45

1 stop14h 28m

London Heathrow

Fri 2/10

06:50-19:46

2 stops17h 56m

£644

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Thu 20/8

09:45-06:45

1 stop16h 00m

London Heathrow

Mon 31/8

17:50-20:54

2 stops32h 04m

£691

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Thu 7/5

07:35-09:35

2 stops21h 00m

London Heathrow

Thu 14/5

06:40-21:41

2 stops20h 01m

£692

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Wed 16/9

07:00-09:35

2 stops21h 35m

London Heathrow

Wed 23/9

21:05-21:42

3 stops29h 37m

£698

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Tue 11/8

11:56-06:55

1 stop13h 59m

London Heathrow

Wed 26/8

10:25-18:02

1 stop12h 37m

£702
Fastest return journey

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Wed 12/8

15:52-07:15

1 stop10h 23m

London Heathrow

Sat 29/8

07:45-14:46

1 stop12h 01m

£739

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Thu 20/8

15:52-07:15

1 stop10h 23m

London Heathrow

Sat 5/9

07:45-14:46

1 stop12h 01m

£776

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Fri 8/5

09:47-07:15

1 stop16h 28m

London Heathrow

Sat 30/5

06:30-17:19

2 stops15h 49m

£794

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Wed 22/4

11:00-06:30

2 stops14h 30m

London Heathrow

Wed 29/4

06:50-18:18

2 stops16h 28m

£803

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Wed 15/7

11:32-06:45

1 stop14h 13m

London Heathrow

Wed 22/7

15:20-23:59

1 stop13h 39m

£841

Flights are sorted by cheapest return flights first.

Deals found on 10/4

Showing 1-10 of 22 resultsSorted by cheapest first
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2
3

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?

Use this chart to determine the optimal time to book a return flight from Jacksonville to Heathrow. Price data was last updated on 10 April 2026.

Booking 68 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, February is the cheapest month in which you can book a flight from Jacksonville to London Heathrow Airport (average of £38). Flying from Jacksonville to London Heathrow Airport in June is currently the most expensive (average of £643). 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?

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 10 April 2026.
Read reviews from past customers who have flown with British Airways from Jacksonville to London Heathrow Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,871 reviews
Check prices

Overall

6.7

Entertainment

6.4

Food

6.4

Crew

7.7

Boarding

6.9

Comfort

6.8

Reviews

1 / 20
10.0
Excellent

Viorica,Mar 2026

PHX - LHR

The food lately is just from poor to very poor. I bealeave that you can serve less quantities for more quality food. Exemple : at breakfast : omlete and vegetarian omlete ....I beleave with less work less personel could be provide some hummus and carrots and some boiled egss plus whatever snacks or drinks you wish....... Thank you in advance
British Airways
6.7
Okay
7,871 reviews
British Airways
6.7
Okay
7,871 reviews
Check prices

Overall

6.7

Entertainment

6.4

Food

6.4

Crew

7.7

Boarding

6.9

Comfort

6.8

Reviews

1 / 20
10.0
Excellent

Viorica,Mar 2026

PHX - LHR

The food lately is just from poor to very poor. I bealeave that you can serve less quantities for more quality food. Exemple : at breakfast : omlete and vegetarian omlete ....I beleave with less work less personel could be provide some hummus and carrots and some boiled egss plus whatever snacks or drinks you wish....... Thank you in advance

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. 1 airline has flights to London Heathrow from Jacksonville on a regular basis.

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

    United Airlines and Scandinavian Airlines can get you from Jacksonville to London Heathrow Airport in just under 14h 28m. Your travel time can differ by up to 6h 32m. There are 4239 mi between Jacksonville and London Heathrow Airport. This flight may include one or multiple stops.

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

    Our cheapest airline available from Jacksonville to London Heathrow Airport is British Airways. Our recent data shows that you can find tickets from as low as £423 on this airline. British Airways is 34% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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, February is the cheapest month in which you can book a flight from Jacksonville to London Heathrow Airport (average of £38). Flying from Jacksonville to London Heathrow Airport in June is currently the most expensive (average of £643). 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
Milton Keynes
Wembley
Croydon
Northampton
Hounslow
Gatwick
Luton
Ilford
Slough
Hayes
Brentford
Colchester
Watford
Kingston upon Thames
Romford
Eastbourne
Swindon
Chelmsford
Ipswich
Southend-on-Sea

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Jacksonville to Heathrow

Discover the top airline that operate flights from Jacksonville 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 858,174 searches. Data last updated 10 April 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£423Average£566FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Jacksonville to Heathrow?

When you search for this flight from Jacksonville to Heathrow, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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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