Sydney to London SYD, WSI → LCY, LGW, LHR, STN
Sydney (Kingsford Smith) Airport (SYD), Western Sydney Airport (WSI) → London City Airport (LCY), London Gatwick Airport (LGW), London Heathrow Airport (LHR), Stansted Airport (STN)
The cheapest return found recently is $988 with China Southern Airlines, 3 Feb 2027 – 25 Feb 2027, found yesterday. The cheapest one-way found recently is $534 with China Southern Airlines, 28 Oct, found yesterday.
Return
The cheapest return fare on each of 11 departure dates is usually $1,020 to $1,452.
Cheapest return found recently
$988
3 Feb 2027 – 25 Feb 2027 · China Southern Airlines
Sydney (Kingsford Smith) Airport (SYD) → London Gatwick Airport (LGW)
Leaves 8:10 a.m. · Return leaves 9:50 a.m. · 56 h 55 min of travel, both ways together
out 1 stop, back 1 stop
found yesterday
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$988 3 Feb 2027 – 25 Feb 2027found yesterdaySee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $868 to $1,327.
25 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good return price?
Compared with the cheapest return fare on each of 11 departure dates from 23 Oct to 1 May 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other 22-night return fares leaving within 3 days of 3 Feb 2027 to compare.
Every date we hold
16 fares on 11 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 23 Oct – 20 Nov | $994 | Vietjet | Sydney (Kingsford Smith) Airport (SYD) → London Gatwick Airport (LGW) | out 2 stops, back 2 stops | found 5 days ago | See prices for these dates |
| 4 Nov – 6 Nov | $1,066 | China Southern Airlines | Sydney (Kingsford Smith) Airport (SYD) → London Gatwick Airport (LGW) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 23 Nov – 12 Dec | $995 | Air India | Sydney (Kingsford Smith) Airport (SYD) → London Heathrow Airport (LHR) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 30 Nov – 31 Dec | $1,270 | Scoot | Sydney (Kingsford Smith) Airport (SYD) → Stansted Airport (STN) | out 2 stops, back 2 stops | found 2 days ago | See prices for these dates |
| 8 Dec – 16 Dec | $1,407 | Batik Air Malaysia | Sydney (Kingsford Smith) Airport (SYD) → London Gatwick Airport (LGW) | out 3 stops, back 2 stops | found yesterday | See prices for these dates |
| 20 Dec – 2 Jan 2027 | $4,101 | Singapore Airlines | Western Sydney Airport (WSI) → London Heathrow Airport (LHR) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 22 Dec – 2 Jan 2027 | $1,558 | Etihad Airways | Sydney (Kingsford Smith) Airport (SYD) → Stansted Airport (STN) | out 2 stops, back 1 stop | found 6 days ago | See prices for these dates |
| 29 Dec – 3 Jan 2027 | $1,497 | Turkish Airlines | Sydney (Kingsford Smith) Airport (SYD) → London Gatwick Airport (LGW) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 10 Jan 2027 – 27 Jan 2027 | $1,248 | Etihad Airways | Sydney (Kingsford Smith) Airport (SYD) → London Heathrow Airport (LHR) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 3 Feb 2027 – 25 Feb 2027 | $988 | China Southern Airlines | Sydney (Kingsford Smith) Airport (SYD) → London Gatwick Airport (LGW) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 1 May 2027 – 7 Jun 2027 | $1,045 | Air India | Sydney (Kingsford Smith) Airport (SYD) → London Heathrow Airport (LHR) | out 1 stop, back 1 stop | found today | See prices for these dates |
Which month looks cheapest?
February 2027 is the cheapest month — from $988.
Airlines on the cheapest dates: China Southern Airlines, Air India, Etihad Airways, Vietjet, Scoot, Batik Air Malaysia, Singapore Airlines, Turkish Airlines.
One-way
The cheapest one-way fare on each of 3 departure dates is usually $532 to $594.
Cheapest one-way found recently
$534
28 Oct · China Southern Airlines
Sydney (Kingsford Smith) Airport (SYD) → London Gatwick Airport (LGW)
Leaves 3:10 p.m. · 26 h 20 min trip
stops unknown
found yesterday
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$534 28 Octfound yesterdayOpen this trip
$529 4 Novfound 6 days agoOpen this trip
What have prices looked like?
Over 10 days, 3 Oct to 18 Oct, the cheapest one-way we saw each day was $482 to $595.
10 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good one-way price?
Compared with the cheapest one-way fare on each of 3 departure dates from 28 Oct to 2 Sept 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 28 Oct to compare.
Every date we hold
4 fares on 3 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 28 Oct | $534 | China Southern Airlines | Sydney (Kingsford Smith) Airport (SYD) → London Gatwick Airport (LGW) | stops unknown | found yesterday | Open this trip |
| 4 Nov | $529 | China Southern Airlines | Sydney (Kingsford Smith) Airport (SYD) → London Gatwick Airport (LGW) | stops unknown | found 6 days ago | Open this trip |
| 2 Sept 2027 | $654 | Virgin Australia | Sydney (Kingsford Smith) Airport (SYD) → London Gatwick Airport (LGW) | 1 stop | found 4 days ago | Open this trip |
Which month looks cheapest?
November 2026 is the cheapest month — from $529.
Airlines on the cheapest dates: China Southern Airlines, Virgin Australia.
Premium cabin fares from Sydney to London
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 3 Feb 2027 – 25 Feb 2027 in another cabin: Premium economy · Business · First
Today's prices for 28 Oct in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Sydney to London?
Return
Fares 30 to 59 days before departure were typically 20% lower than 0 to 6 days before departure.
From the cheapest return each day between 24 Sept and 18 Oct (25 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 0–6 days | $1,182 | $994 | +26% | 11 |
| 7–13 days | $1,182 | $994 | +26% | 7 |
| 14–29 days | $1,066 | $1,066 | +13% | 9 |
| 30–59 days | $942 | $903 | Cheapest seen | 13 |
| 60–89 days | $1,468 | $1,030 | +56% | 23 |
| 90–179 days | $1,054 | $868 | +12% | 21 |
| 180+ days | $1,182 | $999 | +26% | 12 |
One-way
Not enough history yet: in 10 days of one-way prices, 3 Oct to 18 Oct, fewer than 3 booking ranges had prices on 7 days or more.
Live price for these dates
The cheapest return found recently is for 3 Feb 2027 – 25 Feb 2027. A live search on this page shows what those dates cost now, for one adult in economy.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work