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Cheap flights from Sydney to London Heathrow Airport from $624

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to London Heathrow Airport departing on 19/2. 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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Cheap return flights

These are some of the best return flight deals from Sydney to London that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Sydney to London.

Cheap last-minute flights

Planning a quick getaway from Sydney to London? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to London, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from Sydney to London

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All round-trip flight deals to London

The cheapest plane tickets to London found on KAYAK recently.
22:10 - 18:15SYD-LHR
31h 05m1 stop
22:00 - 20:20LHR-SYD
35h 20m1 stop
$1,205China Southern
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Sat, 1 Mar - Sat, 22 Mar
22:10 - 18:15SYD-LHR
31h 05m1 stop
22:10 - 19:40LHR-SYD
36h 30m1 stop
$1,210China Southern
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Mon, 24 Mar - Mon, 7 Apr
20:40 - 15:55SYD-LHR
30h 15m1 stop
17:40 - 15:30LHR-SYD
34h 50m1 stop
$1,350Air China
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Fri, 14 Feb - Tue, 18 Feb
20:40 - 17:50SYD-LHR
32h 10m1 stop
21:35 - 15:30LHR-SYD
30h 55m2 stops
$1,352Air China
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Tue, 11 Mar - Tue, 18 Mar
20:30 - 18:40SYD-LHR
31h 10m1 stop
21:20 - 12:35LHR-SYD
30h 15m1 stop
$1,426China Eastern
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Mon, 2 Jun - Mon, 9 Jun
12:00 - 13:55SYD-LHR
36h 55m1 stop
21:00 - 13:35LHR-SYD
29h 35m1 stop
$1,465China Eastern
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Thu, 30 Jan - Sun, 23 Feb
22:15 - 15:25SYD-LHR
28h 10m1 stop
21:25 - 20:35LHR-SYD
36h 10m1 stop
$1,544Malaysia Airlines
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Wed, 5 Feb - Wed, 19 Feb
22:20 - 20:10SYD-LHR
32h 50m1 stop
20:15 - 07:15LHR-SYD
24h 00m1 stop
$1,594Cathay Pacific
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Wed, 29 Jan - Mon, 24 Feb
22:10 - 16:35SYD-LHR
27h 25m1 stop
11:00 - 19:35LHR-SYD
23h 35m1 stop
$1,604Malaysia Airlines
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Mon, 2 Jun - Tue, 24 Jun
07:35 - 15:15SYD-LHR
40h 40m1 stop
12:20 - 06:15LHR-SYD
32h 55m1 stop
$1,615Cathay Pacific
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Wed, 30 Apr - Wed, 14 May
11:25 - 18:15SYD-LHR
41h 50m1 stop
$624China Southern
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Wed, 19 Feb
10:15 - 13:55SYD-LHR
38h 40m1 stop
$636China Eastern
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Tue, 21 Jan
19:40 - 20:30SYD-LHR
33h 50m1 stop
$647Air China
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Thu, 1 May
12:00 - 13:55SYD-LHR
36h 55m1 stop
$654China Eastern
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Wed, 22 Jan
20:40 - 19:40SYD-LHR
34h 00m2 stops
$658Air China
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Mon, 17 Mar
20:40 - 15:55SYD-LHR
30h 15m1 stop
$660Air China
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Fri, 7 Mar
22:10 - 16:30SYD-LHR
27h 20m1 stop
$833China Airlines
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Fri, 30 May
21:30 - 14:30SYD-LHR
28h 00m1 stop
$898Etihad Airways
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Sat, 18 Jan
21:30 - 12:05SYD-LHR
25h 35m1 stop
$964Etihad Airways
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Sat, 1 Feb
10:00 - 05:30SYD-LHR
30h 30m2 stops
$1,060Cathay Pacific
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Thu, 27 Feb
14:00 - 06:45SYD-LHR
27h 45m2 stops
17:50 - 13:35LHR-SYD
32h 45m1 stop
$2,345
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Mon, 23 Dec - Fri, 7 Mar
21:30 - 13:55SYD-LHR
27h 25m1 stop
21:00 - 10:00LHR-SYD
26h 00m1 stop
$2,356China Eastern
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Mon, 23 Dec - Fri, 7 Mar
10:20 - 18:05SYD-LHR
42h 45m1 stop
20:10 - 08:20LHR-SYD
25h 10m1 stop
$2,861Asiana Airlines
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Thu, 19 Dec - Wed, 25 Dec
10:20 - 18:05SYD-LHR
42h 45m1 stop
20:10 - 08:20LHR-SYD
25h 10m1 stop
$3,054Asiana Airlines
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Sat, 21 Dec - Wed, 25 Dec
21:00 - 17:55SYD-LHR
31h 55m1 stop
22:00 - 06:35LHR-SYD
45h 35m1 stop
$3,094China Southern
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Mon, 23 Dec - Mon, 13 Jan
20:00 - 06:15SYD-LHR
45h 15m2 stops
19:00 - 22:30LHR-SYD
40h 30m1 stop
$3,190Qantas Airways
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Sun, 22 Dec - Sun, 29 Dec
21:00 - 17:55SYD-LHR
31h 55m1 stop
10:00 - 06:35LHR-SYD
33h 35m2 stops
$3,221China Southern
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Mon, 23 Dec - Thu, 9 Jan
22:00 - 18:20SYD-LHR
31h 20m2 stops
09:10 - 07:00LHR-SYD
34h 50m1 stop
$3,335Qantas Airways
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Sun, 22 Dec - Thu, 26 Dec
15:15 - 15:00SYD-LHR
34h 45m1 stop
22:05 - 17:25LHR-SYD
32h 20m2 stops
$3,675Cathay Pacific
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Thu, 19 Dec - Mon, 23 Dec
15:30 - 15:00SYD-LHR
34h 30m2 stops
11:00 - 12:00LHR-SYD
38h 00m1 stop
$3,724Cathay Pacific
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Sat, 21 Dec - Wed, 25 Dec
15:55 - 06:15SYD-LHR
25h 20mdirect
20:10 - 06:30LHR-SYD
23h 20mdirect
$1,966Qantas Airways
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Sun, 16 Feb - Sun, 23 Feb
15:10 - 06:35SYD-LHR
24h 25mdirect
20:55 - 05:10LHR-SYD
23h 15mdirect
$1,969Qantas Airways
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Wed, 21 May - Mon, 9 Jun
15:55 - 06:15SYD-LHR
25h 20mdirect
20:55 - 06:10LHR-SYD
23h 15mdirect
$1,971Qantas Airways
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Thu, 13 Mar - Mon, 31 Mar
15:10 - 06:35SYD-LHR
24h 25mdirect
20:55 - 05:10LHR-SYD
23h 15mdirect
$1,974Qantas Airways
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Tue, 6 May - Tue, 20 May
15:55 - 06:15SYD-LHR
25h 20mdirect
20:55 - 06:10LHR-SYD
23h 15mdirect
$1,975Qantas Airways
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Mon, 17 Mar - Tue, 1 Apr
14:40 - 05:25SYD-LHR
23h 45mdirect
21:20 - 05:05LHR-SYD
22h 45mdirect
$2,169British Airways
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Thu, 12 Jun - Wed, 18 Jun
14:40 - 05:25SYD-LHR
23h 45mdirect
21:20 - 05:05LHR-SYD
22h 45mdirect
$2,312British Airways
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Fri, 23 May - Tue, 10 Jun
14:40 - 05:25SYD-LHR
23h 45mdirect
21:20 - 05:05LHR-SYD
22h 45mdirect
$2,322British Airways
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Sun, 1 Jun - Sun, 8 Jun
14:40 - 05:25SYD-LHR
23h 45mdirect
20:55 - 05:10LHR-SYD
23h 15mdirect
$3,303
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Fri, 18 Apr - Sun, 27 Apr
16:20 - 05:25SYD-LHR
24h 05mdirect
21:10 - 06:55LHR-SYD
22h 45mdirect
$3,538British Airways
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Thu, 16 Jan - Thu, 23 Jan

China Southern flights from Sydney to London Heathrow Airport

Our best China Southern deals on Sydney to London Heathrow Airport flight tickets
China Southern
1 Mar
SYD22:10Sydney Kingsford Smith
31h 05m
1 stop
LHR18:15London Heathrow
22 Mar
LHR22:00London Heathrow
35h 20m
1 stop
SYD20:20Sydney Kingsford Smith
China Southern
24 Mar
SYD22:10Sydney Kingsford Smith
31h 05m
1 stop
LHR18:15London Heathrow
7 Apr
LHR22:10London Heathrow
36h 30m
1 stop
SYD19:40Sydney Kingsford Smith
China Southern
26 Feb
SYD22:10Sydney Kingsford Smith
31h 05m
1 stop
LHR18:15London Heathrow
19 Mar
LHR22:00London Heathrow
24h 25m
1 stop
SYD09:25Sydney Kingsford Smith

Air China flights from Sydney to London Heathrow Airport

Our best Air China deals on Sydney to London Heathrow Airport flight tickets
Air China
14 Feb
SYD20:40Sydney Kingsford Smith
30h 15m
1 stop
LHR15:55London Heathrow
18 Feb
LHR17:40London Heathrow
34h 50m
1 stop
SYD15:30Sydney Kingsford Smith
Air China
11 Mar
SYD20:40Sydney Kingsford Smith
32h 10m
1 stop
LHR17:50London Heathrow
18 Mar
LHR21:35London Heathrow
30h 55m
2 stops
SYD15:30Sydney Kingsford Smith
Air China
26 Feb
SYD20:40Sydney Kingsford Smith
34h 00m
2 stops
LHR19:40London Heathrow
19 Mar
LHR20:25London Heathrow
32h 05m
1 stop
SYD15:30Sydney Kingsford Smith

See travel insights to London from

How to get the cheapest flight ticket from Sydney 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 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 Sydney, with most prices found around $1,695. If you aren’t able to travel during the month of March, then book flights to London Heathrow Airport from Sydney during February instead. Flights to London Heathrow Airport in February, while not as cheap as those in March, still average around $1,720.

What is the cheapest day to depart on your flight to London Heathrow Airport?

Our data shows that Monday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $1,962. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Sydney to London Heathrow Airport for around $2,175.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

In the evening is the cheapest time of day to fly from Sydney to London Heathrow Airport when you can find flight prices for as low as $1,887. Flying to London Heathrow Airport in the evening is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to London Heathrow Airport is at midday when prices are around $2,253.

What is the cheapest Sydney Kingsford Smith to London Heathrow flight route?

Fly from Sydney Kingsford Smith to London Heathrow for the best Sydney Kingsford Smith - London Heathrow flight prices

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

The ideal time to book your flight to London Heathrow Airport is 4 days in advance, when prices tend to average $2,037. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Sydney for as low as $2,677 on momondo.

What cabin class options are available on Sydney Kingsford Smith to London Heathrow flights?

There are 2 cabin classes available to choose from on Sydney Kingsford Smith to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Sydney to London Heathrow Airport flights?

You could potentially save up to 53% on your flight if you consider stops on a Sydney to London Heathrow Airport flight.

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

As of December 2024, prices for Sydney to London Heathrow Airport flights are approximately 8% cheaper when compared to flights at the same time last year.

When to book flights from Sydney to London Heathrow Airport

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

Cheap Sydney to London Heathrow Airport (SYD to LHR) flight deals and tips

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

Best price found

$624

Fastest flight time

24h 10m

Direct flights

Every day
The best one-way flight to London Heathrow Airport from Sydney in the past 72 hours is $624. The best return flight deal from Sydney to London Heathrow Airport found on momondo in the last 72 hours is $1,205.
The fastest flight from Sydney to London Heathrow Airport takes 24h 10m
Direct flights go from Sydney to London Heathrow Airport every day.

  • How far is Sydney Kingsford Smith to London Heathrow by plane?

    A flight from Sydney Kingsford Smith to London Heathrow will travel around 17004.5 km. Typically, this will take 27h 00m by plane in normal conditions.

  • When did momondo last update prices for flights from Sydney Kingsford Smith Airport to London Heathrow Airport?

    Prices for flights from Sydney Kingsford Smith Airport to London Heathrow Airport are updated daily.

  • How many operators does momondo search for flights from Sydney Kingsford Smith Airport to London Heathrow Airport?

  • How old do you have to be to fly from Sydney Kingsford Smith Airport to London Heathrow Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Sydney Kingsford Smith Airport to London Heathrow Airport.

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

    The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Sydney to London Heathrow Airport?

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


Best airlines flying from Sydney to London Heathrow Airport

Compare and see reviews for airlines that fly from Sydney to London Heathrow Airport with momondo
Airline
Rating
Free cancellation
Price
Air ChinaPriceFrom $1,140Free cancellationRating
7.0
122 reviews
Search Air China flights
Air IndiaPriceFrom $1,362Free cancellationRating
5.5
2,925 reviews
Search Air India flights
China AirlinesPriceFrom $1,386Free cancellationRating
8.2
754 reviews
Search China Airlines flights
SriLankan AirlinesPriceFrom $1,481Free cancellationRating
7.1
92 reviews
Search SriLankan Airlines flights
Qatar AirwaysPriceFrom $1,507Free cancellationRating
7.5
3,798 reviews
Search Qatar Airways flights
Vietnam AirlinesPriceFrom $1,512Free cancellationRating
7.6
224 reviews
Search Vietnam Airlines flights
Turkish AirlinesPriceFrom $1,555Free cancellationRating
7.3
3,907 reviews
Search Turkish Airlines flights
Malaysia AirlinesPriceFrom $1,582Free cancellationRating
7.3
292 reviews
Search Malaysia Airlines flights
Asiana AirlinesPriceFrom $1,588Free cancellationRating
8.3
477 reviews
Search Asiana Airlines flights
Virgin AtlanticPriceFrom $1,595Free cancellationRating
7.5
668 reviews
Search Virgin Atlantic flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Sydney to London for you.

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

Yes. All flights to London from Sydney on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Sydney 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 Sydney to London.

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

Yes momondo offers price alerts on flights to London from Sydney. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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