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Cheap flights from Jacksonville to London from $326

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 10/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Jacksonville to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
4:45 pm - 7:55 am
JAX
-
LHR
34h 10m
1 stop
United Airlines Logo
6:50 am - 5:57 pm
LHR
-
JAX
16h 07m
2 stops
$744United Airlines
Sun, Nov 1 - Wed, Nov 4
United Airlines Logo
4:03 pm - 10:50 am
JAX
-
LHR
37h 47m
2 stops
United Airlines Logo
6:50 am - 5:33 pm
LHR
-
JAX
15h 43m
2 stops
$749United Airlines
Sun, Nov 1 - Wed, Nov 4
JetBlue Logo
7:00 pm - 8:45 pm
JAX
-
LHR
20h 45m
1 stop
JetBlue Logo
8:15 am - 6:10 pm
LHR
-
JAX
14h 55m
1 stop
$815JetBlue
Fri, Sep 18 - Mon, Sep 21
SWISS Logo
9:40 am - 11:20 am
JAX
-
LHR
20h 40m
2 stops
SWISS Logo
8:05 pm - 7:09 pm
LHR
-
JAX
28h 04m
2 stops
$826SWISS
Mon, Sep 28 - Mon, Oct 5
SWISS Logo
4:45 pm - 1:00 pm
JAX
-
LHR
16h 15m
2 stops
SWISS Logo
9:00 am - 9:10 pm
LHR
-
JAX
17h 10m
2 stops
$828SWISS
Wed, Oct 28 - Tue, Nov 3
JetBlue Logo
12:10 pm - 6:30 am
JAX
-
LHR
13h 20m
1 stop
JetBlue Logo
8:15 am - 6:10 pm
LHR
-
JAX
14h 55m
1 stop
$833JetBlue
Fri, Sep 11 - Wed, Sep 16
Delta Logo
12:05 pm - 7:15 am
JAX
-
LHR
14h 10m
1 stop
Delta Logo
6:30 am - 5:40 pm
LHR
-
JAX
16h 10m
2 stops
$863Delta
Tue, Dec 1 - Tue, Dec 15
Delta Logo
12:05 pm - 7:15 am
JAX
-
LHR
14h 10m
1 stop
Delta Logo
6:30 am - 5:40 pm
LHR
-
JAX
16h 10m
2 stops
$863Delta
Tue, Dec 1 - Tue, Dec 8
British Airways Logo
7:36 pm - 11:30 am
JAX
-
LHR
11h 54m
1 stop
British Airways Logo
2:30 pm - 11:21 pm
LHR
-
JAX
13h 51m
1 stop
$866British Airways
Sun, Oct 25 - Wed, Nov 4
British Airways Logo
1:55 pm - 6:55 am
JAX
-
LHR
12h 00m
1 stop
British Airways Logo
9:55 am - 6:24 pm
LHR
-
JAX
13h 29m
1 stop
$866British Airways
Wed, Oct 7 - Tue, Oct 13

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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 1
JAX4:45 pmJacksonville
34h 10m
1 stop
LHR7:55 amLondon Heathrow
Nov 4
LHR6:50 amLondon Heathrow
16h 07m
2 stops
JAX5:57 pmJacksonville
$744
United Airlines
Nov 1
JAX4:03 pmJacksonville
37h 47m
2 stops
LHR10:50 amLondon Heathrow
Nov 4
LHR6:50 amLondon Heathrow
15h 43m
2 stops
JAX5:33 pmJacksonville
$749
United Airlines
Oct 25
JAX4:03 pmJacksonville
14h 47m
2 stops
LHR10:50 amLondon Heathrow
Nov 4
LHR6:50 amLondon Heathrow
16h 07m
2 stops
JAX5:57 pmJacksonville
$863

Iberia flights from Jacksonville to London Heathrow Airport

Our best Iberia deals on Jacksonville to London Heathrow Airport flight tickets
Iberia
Oct 7
JAX11:32 amJacksonville
16h 28m
1 stop
LHR9:00 amLondon Heathrow
Oct 13
LHR11:30 amLondon Heathrow
17h 29m
2 stops
JAX11:59 pmJacksonville
$835
Iberia
Oct 7
JAX11:32 amJacksonville
18h 03m
2 stops
LHR10:35 amLondon Heathrow
Oct 13
LHR11:30 amLondon Heathrow
17h 23m
2 stops
JAX11:53 pmJacksonville
$841
Iberia
Oct 7
JAX1:55 pmJacksonville
15h 40m
2 stops
LHR10:35 amLondon Heathrow
Oct 13
LHR11:30 amLondon Heathrow
17h 29m
2 stops
JAX11:59 pmJacksonville
$842

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 August 4, 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

Sun 11/1

4:45 pm-7:55 am

1 stop34h 10m

London Heathrow

Wed 11/4

6:50 am-5:57 pm

2 stops16h 07m

$744

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Sun 11/1

4:03 pm-10:50 am

2 stops37h 47m

London Heathrow

Wed 11/4

6:50 am-5:33 pm

2 stops15h 43m

$749

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Fri 9/18

7:00 pm-8:45 pm

1 stop20h 45m

London Heathrow

Mon 9/21

8:15 am-6:10 pm

1 stop14h 55m

$815

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Mon 9/28

9:40 am-11:20 am

2 stops20h 40m

London Heathrow

Mon 10/5

8:05 pm-7:09 pm

2 stops28h 04m

$826

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Wed 10/28

4:45 pm-1:00 pm

2 stops16h 15m

London Heathrow

Tue 11/3

9:00 am-9:10 pm

2 stops17h 10m

$828

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Fri 9/11

12:10 pm-6:30 am

1 stop13h 20m

London Heathrow

Wed 9/16

8:15 am-6:10 pm

1 stop14h 55m

$833

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Tue 12/1

12:05 pm-7:15 am

1 stop14h 10m

London Heathrow

Tue 12/15

6:30 am-5:40 pm

2 stops16h 10m

$863

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Tue 12/1

12:05 pm-7:15 am

1 stop14h 10m

London Heathrow

Tue 12/8

6:30 am-5:40 pm

2 stops16h 10m

$863

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Sun 10/25

7:36 pm-11:30 am

1 stop11h 54m

London Heathrow

Wed 11/4

2:30 pm-11:21 pm

1 stop13h 51m

$866
Quickest round-trip

JacksonvilleLondon

JAX - LHR

JAXLHR

Jacksonville

Wed 10/7

1:55 pm-6:55 am

1 stop12h 00m

London Heathrow

Tue 10/13

9:55 am-6:24 pm

1 stop13h 29m

$866

Flights are sorted by cheapest round-trip flights first.

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

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?

Prices are currently typical for flights on this route.

Typical prices usually range from $643 to $994.
The lowest price recently found on this route was $744.

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

The month of March is, on average, the cheapest month to fly to London Heathrow Airport from Jacksonville, with most prices found around $720. If you’re not able to fly to London Heathrow Airport in March, then September is your next best option. Flight prices from Jacksonville to London Heathrow Airport during September average around $728.

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 $918 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 $713 on momondo.

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

As of August 2026, prices for Jacksonville to London Heathrow Airport flights are approximately 34% cheaper 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 13m

Direct flights

None
The fastest flight from Jacksonville to London Heathrow Airport takes 10h 13m
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 13m 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
British AirwaysPriceFrom $529Free CancellationRating
6.7
8,147 reviews
Search British Airways flights
Virgin AtlanticPriceFrom $559Free CancellationRating
7.5
694 reviews
Search Virgin Atlantic flights
DeltaPriceFrom $605Free CancellationRating
7.8
8,484 reviews
Search Delta flights
United AirlinesPriceFrom $633Free CancellationRating
7.4
10,060 reviews
Search United Airlines flights
American AirlinesPriceFrom $699Free CancellationRating
7.1
11,851 reviews
Search American Airlines flights
JetBluePriceFrom $845Free CancellationRating
7.2
3,025 reviews
Search JetBlue 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
Hayes
Wembley
Dover
Croydon
Stansted
Stratford-upon-Avon
Kingston upon Thames
Slough
Harrow
Watford
Cobham
Richmond
Uxbridge
Worthing
Romford
Ilford

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.

An easier way to manage your London Heathrow Airport trip

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