Find cheap flights from Sydney to London

SYD - LON

Find cheap flights from Sydney to London

Round-trip
Economy
Sydney (SYD)
London All airports
Sun 5/31
Sun 6/7
Any month
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Good to know

Low season

October Best time to beat the crowds with an average 16% drop in price.

High season

December Most popular time to fly with an average 26% increase in price.

Average price of a round-trip

$786 (avg. price over the last 2 weeks)

Good deal for a round-trip

$1004 or less

When to book flights from Sydney to London

Estimated round-trip price
Average price per month
Flight prices as travel date approaches
-1 day
-2 days

Top tips for finding a cheap flight

  • Looking for a cheap flight? 25% of our users found flights on this route for $981 or less.
  • The cheapest flight from Sydney to London was found 82 days before departure, on average.
  • Book at least 6 weeks before departure in order to get a below-average price.
  • High season is considered to be November, December and January. The cheapest month to fly is October.
*Average of the lowest prices shown in KAYAK’s search results for departures within the next 30 days

FAQs for booking Sydney to London flights

Are flight prices cheaper from Sydney to London because of Coronavirus (COVID-19)?

How long does a flight from Sydney to London take?

Which airlines provide the cheapest flights from Sydney to London?

Do I need a passport to fly between Sydney and London?

What’s the cheapest day of the week to fly Sydney to London?

Which airports will I be using when flying from Sydney to London?

Are there business facilities at London Gatwick Airport?

Is there somewhere to park at London Gatwick Airport?

Are there onsite hotels at London Heathrow Airport?

What retail options are there at London Heathrow Airport?

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Book cheap flights from Sydney to London (round-trip)

Airports
Origin
Sydney
$634
only
$634
Destination
London
$634
only
$634
Mon, Nov 2
SYD
Sydney Airport
LHR
London Heathrow Airport
44h 00m
Sat, Nov 14
LHR
London Heathrow Airport
SYD
Sydney Airport
24h 25m
Trip: 13 days
Based on null reviews
Mon, Sep 7
SYD
Sydney Airport
LHR
London Heathrow Airport
37h 35m
Thu, Oct 1
LHR
London Heathrow Airport
SYD
Sydney Airport
25h 25m
Trip: 25 days
Based on null reviews
Mon, Sep 7
SYD
Sydney Airport
LHR
London Heathrow Airport
37h 35m
Sun, Sep 27
LHR
London Heathrow Airport
SYD
Sydney Airport
25h 25m
Trip: 21 days
Based on null reviews
Mon, Jul 20
SYD
Sydney Airport
LHR
London Heathrow Airport
37h 35m
Thu, Aug 20
LHR
London Heathrow Airport
SYD
Sydney Airport
25h 25m
Trip: 32 days
Based on null reviews
Mon, Jul 20
SYD
Sydney Airport
LHR
London Heathrow Airport
37h 35m
Thu, Aug 20
LHR
London Heathrow Airport
SYD
Sydney Airport
25h 25m
Trip: 32 days
Based on null reviews
Wed, Jul 22
SYD
Sydney Airport
LHR
London Heathrow Airport
37h 35m
Thu, Aug 20
LHR
London Heathrow Airport
SYD
Sydney Airport
25h 25m
Trip: 30 days
Based on null reviews
Wed, Jul 22
SYD
Sydney Airport
LHR
London Heathrow Airport
37h 35m
Thu, Aug 20
LHR
London Heathrow Airport
SYD
Sydney Airport
25h 25m
Trip: 30 days
Based on null reviews
Mon, Jul 20
SYD
Sydney Airport
LHR
London Heathrow Airport
37h 35m
Fri, Aug 21
LHR
London Heathrow Airport
SYD
Sydney Airport
25h 25m
Trip: 33 days
Based on null reviews
Sat, Sep 5
SYD
Sydney Airport
LHR
London Heathrow Airport
37h 35m
Sat, Sep 26
LHR
London Heathrow Airport
SYD
Sydney Airport
25h 25m
Trip: 22 days
Based on null reviews
Mon, Jul 20
SYD
Sydney Airport
LHR
London Heathrow Airport
37h 35m
Thu, Aug 20
LHR
London Heathrow Airport
SYD
Sydney Airport
25h 25m
Trip: 32 days
Based on null reviews
Mon, Jul 20
SYD
Sydney Airport
LHR
London Heathrow Airport
37h 35m
Fri, Aug 21
LHR
London Heathrow Airport
SYD
Sydney Airport
25h 25m
Trip: 33 days
Based on null reviews
Wed, Jul 8
SYD
Sydney Airport
LHR
London Heathrow Airport
37h 35m
Sun, Jul 12
LHR
London Heathrow Airport
SYD
Sydney Airport
25h 25m
Trip: 5 days
Based on null reviews
Sun, Nov 15
SYD
Sydney Airport
LHR
London Heathrow Airport
31h 10m
Sun, Nov 29
LHR
London Heathrow Airport
SYD
Sydney Airport
23h 25m
Trip: 15 days
Based on null reviews
Sun, Nov 15
SYD
Sydney Airport
LHR
London Heathrow Airport
34h 50m
Sun, Nov 29
LHR
London Heathrow Airport
SYD
Sydney Airport
23h 25m
Trip: 15 days
Based on null reviews
Wed, Nov 4
SYD
Sydney Airport
LHR
London Heathrow Airport
30h 00m
Wed, Nov 11
LHR
London Heathrow Airport
SYD
Sydney Airport
22h 25m
Trip: 8 days
Based on null reviews
Sun, Nov 15
SYD
Sydney Airport
LHR
London Heathrow Airport
31h 10m
Sun, Nov 29
LHR
London Heathrow Airport
SYD
Sydney Airport
25h 10m
Trip: 15 days
Based on null reviews
Sun, Nov 1
SYD
Sydney Airport
LHR
London Heathrow Airport
31h 50m
Tue, Nov 17
LHR
London Heathrow Airport
SYD
Sydney Airport
26h 45m
Trip: 17 days
Based on null reviews
Sun, Oct 25
SYD
Sydney Airport
LHR
London Heathrow Airport
31h 10m
Wed, Nov 4
LHR
London Heathrow Airport
SYD
Sydney Airport
23h 25m
Trip: 11 days
Based on null reviews
Sun, Oct 25
SYD
Sydney Airport
LHR
London Heathrow Airport
26h 10m
Wed, Nov 4
LHR
London Heathrow Airport
SYD
Sydney Airport
26h 45m
Trip: 11 days
Based on null reviews
Thu, Oct 1
SYD
Sydney Airport
LHR
London Heathrow Airport
23h 50m
Wed, Mar 31
LHR
London Heathrow Airport
SYD
Sydney Airport
23h 35m
Trip: 182 days
Based on null reviews
Show more results

Book cheap flights from Sydney to London (one-way)

Airports
Origin
Sydney
$440
only
$440
Destination
London
$440
only
$440
Mon, Jul 20
SYD
Sydney Airport
LHR
London Heathrow Airport
37h 35m
Based on null reviews
Thu, Aug 6
SYD
Sydney Airport
LHR
London Heathrow Airport
23h 55m
Based on null reviews
Mon, Jul 6
SYD
Sydney Airport
LHR
London Heathrow Airport
37h 35m
Based on null reviews
Fri, Jul 17
SYD
Sydney Airport
LHR
London Heathrow Airport
37h 35m
Based on null reviews
Fri, Aug 7
SYD
Sydney Airport
LHR
London Heathrow Airport
37h 35m
Based on null reviews
Sat, Jul 11
SYD
Sydney Airport
LHR
London Heathrow Airport
37h 35m
Based on null reviews
Tue, Jul 14
SYD
Sydney Airport
LHR
London Heathrow Airport
23h 45m
Based on null reviews
Thu, Aug 6
SYD
Sydney Airport
LHR
London Heathrow Airport
25h 00m
Based on null reviews
Fri, Jul 17
SYD
Sydney Airport
LHR
London Heathrow Airport
25h 00m
Based on null reviews
Tue, Jul 7
SYD
Sydney Airport
LHR
London Heathrow Airport
24h 15m
Based on null reviews
Sun, Jul 12
SYD
Sydney Airport
LHR
London Heathrow Airport
25h 00m
Based on null reviews
Sun, Jul 12
SYD
Sydney Airport
LHR
London Heathrow Airport
25h 00m
Based on null reviews
Mon, Jul 20
SYD
Sydney Airport
LHR
London Heathrow Airport
23h 15m
Based on null reviews
Mon, Jul 6
SYD
Sydney Airport
LHR
London Heathrow Airport
23h 15m
Based on null reviews
Fri, Jul 10
SYD
Sydney Airport
LHR
London Heathrow Airport
37h 35m
Based on null reviews
Mon, Jul 13
SYD
Sydney Airport
LHR
London Heathrow Airport
23h 15m
Based on null reviews
Thu, Jul 9
SYD
Sydney Airport
LHR
London Heathrow Airport
25h 00m
Based on null reviews
Fri, Jul 10
SYD
Sydney Airport
LHR
London Heathrow Airport
25h 00m
Based on null reviews
Mon, Jul 20
SYD
Sydney Airport
LHR
London Heathrow Airport
29h 30m
Based on null reviews
Thu, Jul 16
SYD
Sydney Airport
LHR
London Heathrow Airport
25h 00m
Based on null reviews
Show more results

Top 5 airlines serving Sydney Kingsford Smith to London

Scores according to KAYAK customer reviews

8.7
Singapore Airlines
Overall score based on 3,878 reviews
8.8
Boarding
8.5
Comfort
9.0
Crew
8.7
Entertainment
8.4
Food
Airline reviews
Read more about Singapore Airlines
*
Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an and someone from our team will get back to you promptly.

^
The fares displayed include all taxes and fees for economy class travel and were found by the provider in the last 72 hours. Seats are limited and may not be available on all flights and days. Fares are subject to change and may not be available on all flights or dates of travel. Some carriers charge additional fees for extra checked bags. Please check the carriers' sites.
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