Cheap flights from Sydney to London from $344

Cheapest one-way tickets

Recent finds on different dates, for 1 adult. Booking opens on Aviasales, which shows baggage, fare rules and the live price.

Cheapest

$344

Virgin Australia, flight VA 858Found 2 days ago, 1 adult

Check live price

4:00pmSydneyThu, Jan 21

Travel time 24h 55m, 2 stopsSYDLHR

5:55amLondonFri, Jan 22

$395

China Southern Airlines, flight CZ 8092Found 3 days ago, 1 adult

Check live price

3:10pmSydneyTue, Nov 3

Travel time 22h 30m, 1 stopSYDLHR

2:40amLondonWed, Nov 4

$401

China Southern Airlines, flight CZ 8092Found today, 1 adult

Check live price

3:10pmSydneyMon, Nov 9

Travel time 22h 25m, 1 stopSYDLHR

2:35amLondonTue, Nov 10

$427

China Southern Airlines, flight CZ 8092Found 3 days ago, 1 adult

Check live price

3:10pmSydneyWed, Nov 4

Travel time 22h 35m, 1 stopSYDLHR

2:45amLondonThu, Nov 5

$434

China Southern Airlines, flight CZ 8092Found 6 days ago, 1 adult

Check live price

3:10pmSydneySun, Nov 8

Travel time 22h 25m, 1 stopSYDLHR

2:35amLondonMon, Nov 9

Round trips

The cheapest return tickets found recently, price for the whole trip.

Plan the rest of the trip

Mobile data in United KingdomTravel eSIM from $4, installed before you fly.
Compare plans
Getting from the airportTransfers and car hire in London, booked ahead at a fixed price.
See options
Things to do in LondonPopular tours from $51.70 per person.
See ideas
Travel insuranceTravel insurance quotes for United Kingdom from EKTA; check what each policy covers.
Get a quote
Flight delayed?Delayed or cancelled? With a UK or EU airline you may be owed up to £520 per person under UK261.
Check

Price calendar

The lowest one-way fare found for each day over the next 60 days. A dash means no recent fare; you can still pick that day.

October 2026

MoTuWeThFrSaSu12345678910111213141516171819202122232425–26$443 27–28$435 29–30$619 31–

November 2026

MoTuWeThFrSaSu1–2–3$395 4$427 5–6–7$437 8$434 9$401 10–11$435 12–13$490 14–15–16–17–18–19–20–21–22–23–24–25–26–27–28–29–30–

December 2026

MoTuWeThFrSaSu1–2–3–4$633 5–6–7–8–9–10–11–12–13–14–15–16–17–18–19–20–21–22–23–2425262728293031

$427 or lessGreen: the cheapest fifth of fares on this route. Lowest in these 60 days: Nov 3, $395.

Lowest fares by month

In the fares found this week, January 2027 has the lowest: from $344 one-way, against $633 in December. Pick a month to see its cheapest date.

Oct$435
Nov$395
Dec$633
Jan$344
Feb$475
Mar$489
Apr$487
Mayno fares yet
Jun$456
Julno fares yet
Augno fares yet
Sepno fares yet

Show as a table

Month	Cheapest one-way	Date	Stops
October	$435	Wed, Oct 28	1 stop
November	$395	Tue, Nov 3	1 stop
December	$633	Fri, Dec 4	3 stops
January 2027	$344	Thu, Jan 21	2 stops
February 2027	$475	Mon, Feb 22	1 stop
March 2027	$489	Mon, Mar 1	1 stop
April 2027	$487	Mon, Apr 26	1 stop
May 2027	—
June 2027	$456	Thu, Jun 3	1 stop
July 2027	—
August 2027	—
September 2027	—

Fares and weather by month

The lowest one-way fare found for each month, next to the weather in London. Average daily high and low and monthly precipitation.

	Oct2026	Nov	Dec	Jan2027	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep
Lowest fare	$435	$395	$633	$344	$475	$489	$487	–	$456	–	–	–
High °C	16°	12°	9°	8°	9°	12°	15°	18°	22°	24°	23°	20°
Low °C	9°	5°	3°	3°	3°	4°	6°	9°	12°	14°	14°	12°
Precipitation mm	65	67	57	59	45	39	42	46	47	46	53	50

Source: London on Wikipedia, CC BY-SA 4.0.

Questions travellers ask

What is the cheapest month to fly from Sydney to London?

In the fares found this week, January 2027 has the lowest: from $344 one-way, against $633 in December.

What is the weather in London in January 2027?

In January 2027, the cheapest month to fly, the average daily high in London is 8 °C and the low 3 °C.

Are there direct flights from Sydney to London?

None of the fares found recently are nonstop. The cheapest options have at least one stop.

More cheap flights from Sydney

All 271 destinations