Find flights
When to book
FAQs

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 22/7. Fares are subject to change and may not be available on all flights or dates of travel.
JAX — LHR
15 Aug — 22 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 16 July 2026.

Sat 17/1019:12
JAX
-
LHR
1 stop20h 28m
United Airlines
Mon 19/1017:55
LHR
-
JAX
2 stops30h 14m
United Airlines
Deal found 14/7£548
Sat 17/1015:42
JAX
-
LHR
2 stops24h 18m
Multiple Airlines
Mon 19/1020:05
LHR
-
JAX
2 stops28h 04m
Multiple Airlines
Deal found 15/7£553
Sun 11/1009:40
JAX
-
LHR
2 stops41h 15m
SWISS
Wed 14/1006:00
LHR
-
JAX
2 stops19h 54m
SWISS
Deal found 12/7£563
Wed 28/1007:30
JAX
-
LHR
2 stops19h 40m
United Airlines
Thu 29/1009:30
LHR
-
JAX
2 stops42h 02m
United Airlines
Deal found 12/7£613
Sun 20/911:59
JAX
-
LHR
1 stop13h 31m
Multiple Airlines
Sun 27/908:45
LHR
-
JAX
2 stops39h 24m
Multiple Airlines
Deal found 11/7£634
Tue 22/915:25
JAX
-
LHR
1 stop13h 05m
Multiple Airlines
Wed 30/906:50
LHR
-
JAX
2 stops19h 04m
Multiple Airlines
Deal found 12/7£638
Wed 28/1020:41
JAX
-
LHR
1 stop11h 24m
Iberia
Tue 3/1110:45
LHR
-
JAX
2 stops18h 14m
Iberia
Deal found 13/7£639
Tue 22/915:25
JAX
-
LHR
1 stop13h 05m
JetBlue
Wed 30/908:40
LHR
-
JAX
1 stop12h 21m
JetBlue
Deal found 12/7£641
Mon 3/817:36
JAX
-
LHR
1 stop22h 09m
Multiple Airlines
Mon 31/820:05
LHR
-
JAX
2 stops28h 20m
Multiple Airlines
Deal found 13/7£642
Tue 22/915:49
JAX
-
LHR
2 stops24h 11m
Multiple Airlines
Tue 6/1013:50
LHR
-
JAX
2 stops34h 19m
Multiple Airlines
Deal found 12/7£644
Wed 9/1213:20
JAX
-
LHR
1 stop13h 30m
Delta
Fri 25/1211:45
LHR
-
JAX
2 stops17h 17m
Delta
Deal found 15/7£644

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 16 July 2026.

Round-trip from

£548

One-way from

£242

Popular in

June

Cheapest in

September

Average price

£651
United Airlines
  • United Airlines
  • 17/10-19/10
  • 3 total stops
  • 50h 42m total
  • Jacksonville to London
Search Deals
JetBlue
  • JetBlue
  • 22/7
  • 1 total stop
  • 14h 44m total
  • Jacksonville to London
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£121 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£24 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 16 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

Tue 25/8

11:40-07:55

1 stop15h 15m

London Heathrow

Tue 1/9

07:45-14:43

1 stop11h 58m

£711

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Mon 10/8

11:33-06:45

1 stop14h 12m

London Heathrow

Tue 25/8

07:45-14:43

1 stop11h 58m

£711

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Sat 10/10

09:40-11:55

1 stop21h 15m

London Heathrow

Fri 16/10

11:05-20:54

2 stops38h 49m

£726
Fastest return journey

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Mon 28/12

19:10-10:50

1 stop10h 40m

London Heathrow

Mon 18/1

12:05-19:46

1 stop12h 41m

£727

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Sun 30/8

11:51-06:55

1 stop14h 04m

London Heathrow

Sun 6/9

06:50-20:54

2 stops19h 04m

£749

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Sat 10/10

07:05-09:35

2 stops21h 30m

London Heathrow

Mon 12/10

06:40-22:49

3 stops21h 09m

£777

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Fri 28/8

11:51-06:30

2 stops13h 39m

London Heathrow

Sun 30/8

06:50-19:25

2 stops17h 35m

£797

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Sat 31/10

13:25-16:25

3 stops23h 00m

London Heathrow

Sun 22/11

06:40-20:39

2 stops18h 59m

£804

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Sun 27/9

17:34-21:40

2 stops23h 06m

London Heathrow

Wed 30/9

21:05-21:03

3 stops28h 58m

£807

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Sat 10/10

07:05-09:35

2 stops21h 30m

London Heathrow

Thu 15/10

21:05-21:44

3 stops29h 39m

£818

Flights are sorted by cheapest return flights first.

Deals found on 11/7

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 £518). Flying from Jacksonville to London Heathrow Airport in June is currently the most expensive (average of £1,020). 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 can get you from Jacksonville to London Heathrow Airport in just under 15h 15m. Your travel time can differ by up to . There are 4239 mi between Jacksonville and London Heathrow Airport.

  • 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 £518). Flying from Jacksonville to London Heathrow Airport in June is currently the most expensive (average of £1,020). 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
Gatwick
Wembley
Slough
Ilford
Croydon
Hayes
Brentford
Colchester
Northampton
Watford
Eastbourne
Swindon
Southend-on-Sea
Poole
Kingston upon Thames
Southall
Aylesbury

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.

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.