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Cheap flights from Jacksonville to London from $323

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Jacksonville to London departing on 9/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Jacksonville to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
3:50 pm - 8:25 am
JAX
-
LHR
11h 35m
1 stop
United Airlines Logo
6:50 am - 6:35 pm
LHR
-
JAX
16h 45m
2 stops
$739United Airlines
Wed, Nov 11 - Fri, Nov 13
United Airlines Logo
11:08 am - 7:10 am
JAX
-
LHR
15h 02m
2 stops
United Airlines Logo
6:50 am - 6:35 pm
LHR
-
JAX
16h 45m
2 stops
$742United Airlines
Wed, Nov 11 - Fri, Nov 13
Lufthansa Logo
3:49 pm - 8:20 am
JAX
-
LHR
11h 31m
1 stop
Lufthansa Logo
7:30 am - 6:02 pm
LHR
-
JAX
15h 32m
2 stops
$757Lufthansa
Sun, Sep 20 - Tue, Sep 22
Lufthansa Logo
4:58 pm - 6:45 am
JAX
-
LHR
32h 47m
1 stop
Lufthansa Logo
6:30 am - 6:02 pm
LHR
-
JAX
16h 32m
2 stops
$798Lufthansa
Sun, Sep 27 - Wed, Sep 30
Lufthansa Logo
4:58 pm - 8:30 am
JAX
-
LHR
34h 32m
1 stop
Lufthansa Logo
7:30 am - 8:54 pm
LHR
-
JAX
18h 24m
2 stops
$801Lufthansa
Sun, Sep 27 - Wed, Sep 30
Lufthansa Logo
5:00 pm - 7:45 am
JAX
-
LHR
33h 45m
1 stop
Lufthansa Logo
7:30 am - 8:54 pm
LHR
-
JAX
18h 24m
2 stops
$806Lufthansa
Sun, Sep 27 - Wed, Sep 30
Scandinavian Airlines Logo
5:25 pm - 4:00 pm
JAX
-
LHR
17h 35m
2 stops
Scandinavian Airlines Logo
6:40 am - 11:15 pm
LHR
-
JAX
21h 35m
2 stops
$824Scandinavian Airlines
Sat, Aug 15 - Mon, Aug 17
Multiple Airlines Logo
11:51 am - 6:55 am
JAX
-
LHR
14h 04m
1 stop
Multiple Airlines Logo
8:40 am - 8:54 pm
LHR
-
JAX
17h 14m
2 stops
$829Multiple Airlines
Wed, Sep 9 - Mon, Sep 14
Multiple Airlines Logo
2:00 pm - 9:00 pm
JAX
-
LHR
26h 00m
2 stops
Multiple Airlines Logo
6:00 am - 7:09 pm
LHR
-
JAX
18h 09m
2 stops
$830Multiple Airlines
Sat, Sep 19 - Mon, Sep 28
Multiple Airlines Logo
11:51 am - 6:30 am
JAX
-
LHR
13h 39m
2 stops
Multiple Airlines Logo
8:40 am - 8:54 pm
LHR
-
JAX
17h 14m
2 stops
$833Multiple Airlines
Wed, Sep 9 - Mon, Sep 14

British Airways flights from Jacksonville to London Heathrow Airport

Our best British Airways deals on Jacksonville to London Heathrow Airport flight tickets
British Airways
Sep 9
JAX4:31 pmJacksonville
10h 19m
1 stop
LHR7:50 amLondon Heathrow
Sep 14
LHR3:00 pmLondon Heathrow
14h 20m
1 stop
JAX12:20 amJacksonville
$859
British Airways
Sep 30
JAX1:55 pmJacksonville
14h 05m
1 stop
LHR9:00 amLondon Heathrow
Oct 5
LHR9:55 amLondon Heathrow
16h 05m
1 stop
JAX9:00 pmJacksonville
$860
British Airways
Sep 30
JAX6:32 amJacksonville
21h 28m
1 stop
LHR9:00 amLondon Heathrow
Oct 5
LHR8:00 pmLondon Heathrow
33h 01m
2 stops
JAX12:01 amJacksonville
$895

United Airlines flights from Jacksonville to London Heathrow Airport

Our best United Airlines deals on Jacksonville to London Heathrow Airport flight tickets
United Airlines
Nov 11
JAX3:50 pmJacksonville
11h 35m
1 stop
LHR8:25 amLondon Heathrow
Nov 13
LHR6:50 amLondon Heathrow
16h 45m
2 stops
JAX6:35 pmJacksonville
$739
United Airlines
Nov 11
JAX11:08 amJacksonville
15h 02m
2 stops
LHR7:10 amLondon Heathrow
Nov 13
LHR6:50 amLondon Heathrow
16h 45m
2 stops
JAX6:35 pmJacksonville
$742
United Airlines
Sep 26
JAX7:10 pmJacksonville
20h 30m
1 stop
LHR8:40 pmLondon Heathrow
Oct 8
LHR6:50 amLondon Heathrow
16h 12m
2 stops
JAX6:02 pmJacksonville
$868

momondo Fare Finder

 
Customize your flight search to find flights from Jacksonville to London Heathrow Airport 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, momondo users made 832,500 searches. Data last updated May 27, 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 round-trip

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Wed 11/11

3:50 pm-8:25 am

1 stop11h 35m

London Heathrow

Fri 11/13

6:50 am-6:35 pm

2 stops16h 45m

$739

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Wed 11/11

11:08 am-7:10 am

2 stops15h 02m

London Heathrow

Fri 11/13

6:50 am-6:35 pm

2 stops16h 45m

$742
Quickest round-trip

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Sun 9/20

3:49 pm-8:20 am

1 stop11h 31m

London Heathrow

Tue 9/22

7:30 am-6:02 pm

2 stops15h 32m

$757

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Sun 9/27

4:58 pm-6:45 am

1 stop32h 47m

London Heathrow

Wed 9/30

6:30 am-6:02 pm

2 stops16h 32m

$798

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Sun 9/27

4:58 pm-8:30 am

1 stop34h 32m

London Heathrow

Wed 9/30

7:30 am-8:54 pm

2 stops18h 24m

$801

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Sun 9/27

5:00 pm-7:45 am

1 stop33h 45m

London Heathrow

Wed 9/30

7:30 am-8:54 pm

2 stops18h 24m

$806

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Sat 8/15

5:25 pm-4:00 pm

2 stops17h 35m

London Heathrow

Mon 8/17

6:40 am-11:15 pm

2 stops21h 35m

$824

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Wed 9/9

11:51 am-6:55 am

1 stop14h 04m

London Heathrow

Mon 9/14

8:40 am-8:54 pm

2 stops17h 14m

$829

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Sat 9/19

2:00 pm-9:00 pm

2 stops26h 00m

London Heathrow

Mon 9/28

6:00 am-7:09 pm

2 stops18h 09m

$830

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Wed 9/9

11:51 am-6:30 am

2 stops13h 39m

London Heathrow

Mon 9/14

8:40 am-8:54 pm

2 stops17h 14m

$833

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Jacksonville to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Jacksonville and London Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

The month of September is, on average, the cheapest month to fly to London Heathrow Airport from Jacksonville, with most prices found around $699. If you’re not able to fly to London Heathrow Airport in September, then March is your next best option. Flight prices from Jacksonville to London Heathrow Airport during March average around $715.

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

You are more likely to see cheaper flights to London Heathrow Airport from Jacksonville when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $864 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Jacksonville for as low as $695 on momondo.

How have Jacksonville to London Heathrow Airport flight prices changed over time?

As of May 2026, prices for Jacksonville to London Heathrow Airport flights are approximately 20% more expensive when compared to flights at the same time last year.

When to book flights from Jacksonville to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Jacksonville to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Jacksonville to London Heathrow Airport (JAX to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Jacksonville to London Heathrow Airport

Fastest flight time

10h 26m

Direct flights

None
The fastest flight from Jacksonville to London Heathrow Airport takes 10h 26m
There are no direct flights from Jacksonville to London Heathrow Airport. There are no popular flight routes from Jacksonville to London Heathrow Airport.
Search flight deals

Frequently asked questions about flying from Jacksonville to London Heathrow Airport

  • How far is Jacksonville to London Heathrow by plane?

    The straight-line distance from Jacksonville to London Heathrow is 4245.5 mi. Typically, this will take 10h 26m by plane in normal conditions.

  • When did momondo last update prices for flights from Jacksonville Airport to London Heathrow Airport?

    Prices for flights from Jacksonville Airport to London Heathrow Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Jacksonville Airport to London Heathrow Airport?

  • How old do you have to be to fly from Jacksonville Airport to London Heathrow Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Jacksonville Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Jacksonville to London Heathrow Airport?

Best airlines flying from Jacksonville to London Heathrow Airport

Compare and see reviews for airlines that fly from Jacksonville to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $51Free CancellationRating
7.1
2,980 reviews
Search JetBlue flights
United AirlinesPriceFrom $529Free CancellationRating
7.4
9,753 reviews
Search United Airlines flights
British AirwaysPriceFrom $529Free CancellationRating
6.7
8,007 reviews
Search British Airways flights
KLMPriceFrom $559Free CancellationRating
7.8
1,524 reviews
Search KLM flights
Virgin AtlanticPriceFrom $559Free CancellationRating
7.5
689 reviews
Search Virgin Atlantic flights
American AirlinesPriceFrom $629Free CancellationRating
7.1
11,640 reviews
Search American Airlines flights
DeltaPriceFrom $649Free CancellationRating
7.9
8,423 reviews
Search Delta flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Gatwick
Milton Keynes
Luton
Dover
Hayes
Crawley
Croydon
Wembley
Stratford-upon-Avon
Slough
Stansted
Harrow
Dartford
Brentwood
Watford
Ilford
Cobham
Folkestone
Uxbridge

Why use momondo?

Why should I use momondo to find a flight deal from Jacksonville to London?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Jacksonville to London. momondo saves you time and could save you money on your trip.

Can I find flights from Jacksonville to London with flexible booking policies on momondo?

All flight searches from Jacksonville to London on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Jacksonville to London?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Jacksonville to London.

I’m not ready to book a flight from Jacksonville to London right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Jacksonville to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

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