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Cheap flights from Sydney to the United Kingdom from $671
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/12. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LHR
9 Nov — 16 Nov1
Cheap flight deals from Sydney to United Kingdom
Enter your travel dates to find the best prices.
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Cheapest flights from Sydney to United KingdomExplore the most affordable flight options available from Sydney to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2026.
Explore the most affordable flight options available from Sydney to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2026.
Sun 15/1111:05 -
2 stops41h 25m
Sun 29/1121:00 -
2 stops49h 05m
Deal found 9/10$1,393
Fri 23/1012:00 -
1 stop37h 00m
Wed 28/1010:30 -
3 stops35h 35m
Deal found 7/10$1,393
Sun 11/1021:30 -
1 stop31h 10m
Sun 25/1021:00 -
1 stop29h 35m
Deal found 7/10$1,394
Tue 1/1212:00 -
1 stop37h 00m
Wed 9/1210:30 -
1 stop36h 30m
Deal found 8/10$1,394
Thu 22/1011:00 -
3 stops41h 40m
Mon 9/1121:00 -
1 stop29h 35m
Deal found 5/10$1,396
Sat 14/1111:15 -
2 stops41h 15m
Sat 28/1121:00 -
1 stop26h 00m
Deal found 8/10$1,397
Thu 5/1112:00 -
1 stop29h 30m
Sat 14/1110:30 -
2 stops35h 45m
Deal found 10/10$1,397
Thu 19/1115:10 -
1 stop38h 25m
Sat 28/1122:00 -
1 stop28h 20m
Deal found 10/10$1,398
Fri 23/1011:05 -
2 stops37h 55m
Fri 13/1110:30 -
3 stops35h 30m
Deal found 9/10$1,398
Thu 5/1115:10 -
1 stop38h 25m
Sat 14/1122:00 -
1 stop35h 25m
Deal found 9/10$1,400
Thu 22/1012:00 -
1 stop28h 40m
Fri 6/1110:30 -
3 stops35h 30m
Deal found 8/10$1,400
Mon 26/1021:30 -
1 stop31h 00m
Wed 11/1121:00 -
1 stop26h 00m
Deal found 6/10$1,401
Best flights from Sydney to United KingdomDiscover carefully curated flight deals from Sydney to United Kingdom that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2026.
Discover carefully curated flight deals from Sydney to United Kingdom that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2026.
Thu 19/1115:10 -
2 stops35h 10m
Thu 26/1106:35 -
2 stops26h 50m
Deal found 5/10$1,585
Wed 14/1022:05 -
2 stops28h 35m
Tue 16/217:20 -
2 stops39h 05m
Deal found 9/10$1,595
Wed 11/1115:50 -
1 stop25h 05m
Sun 15/1108:40 -
1 stop35h 10m
Deal found 6/10$1,663
Thu 12/1115:50 -
1 stop25h 10m
Mon 16/1107:45 -
2 stops27h 40m
Deal found 6/10$1,754
Thu 12/1110:25 -
2 stops42h 50m
Sun 15/1120:15 -
1 stop39h 15m
Deal found 8/10$1,933
Mon 30/1121:30 -
1 stop28h 00m
Wed 3/219:20 -
1 stop35h 25m
Deal found 9/10$1,967
Thu 19/1121:30 -
2 stops32h 50m
Fri 11/1213:00 -
1 stop43h 45m
Deal found 5/10$2,077
Sun 22/1116:20 -
1 stop27h 10m
Sun 29/1116:50 -
1 stop27h 05m
Deal found 8/10$2,324
Sat 14/1122:15 -
2 stops42h 40m
Sat 28/1108:25 -
2 stops38h 55m
Deal found 7/10$2,407
Wed 18/1111:40 -
2 stops39h 50m
Mon 30/1113:25 -
3 stops31h 00m
Deal found 9/10$2,606
Mon 30/1122:20 -
1 stop30h 00m
Sun 27/1220:10 -
2 stops33h 45m
Deal found 8/10$2,651
Thu 15/1021:45 -
1 stop24h 30m
Thu 22/1014:15 -
1 stop42h 50m
Deal found 8/10$2,853
Wed 11/1111:50 -
1 stop30h 25m
Sun 15/1111:00 -
2 stops35h 50m
Deal found 9/10$2,963
Tue 20/1022:05 -
2 stops34h 20m
Tue 27/1010:05 -
2 stops46h 20m
Deal found 7/10$1,603
Thu 19/1110:40 -
2 stops34h 55m
Thu 26/1113:25 -
2 stops33h 00m
Deal found 5/10$1,722
Wed 18/1115:50 -
1 stop25h 10m
Sun 22/1107:45 -
2 stops27h 40m
Deal found 9/10$1,755
Tue 24/1115:50 -
2 stops32h 15m
Tue 1/1219:20 -
2 stops37h 00m
Deal found 10/10$1,802
Tue 13/1022:05 -
2 stops45h 00m
Tue 27/1011:00 -
2 stops45h 25m
Deal found 7/10$1,722
Mon 23/1121:10 -
1 stop32h 05m
Mon 30/1120:15 -
1 stop39h 15m
Deal found 9/10$1,943
Mon 23/1115:50 -
1 stop25h 45m
Mon 30/1108:20 -
2 stops35h 30m
Deal found 9/10$1,845
Sat 21/1122:30 -
2 stops34h 25m
Sat 28/1111:10 -
2 stops35h 15m
Deal found 7/10$1,850
Thu 19/1121:35 -
2 stops29h 15m
Thu 26/1116:50 -
2 stops39h 35m
Deal found 5/10$1,739
Wed 4/1106:00 -
1 stop41h 05m
Tue 10/1114:05 -
1 stop41h 30m
Deal found 9/10$1,949
Mon 26/1015:25 -
2 stops28h 45m
Mon 2/1106:30 -
2 stops25h 55m
Deal found 5/10$1,881
Tue 1/1216:50 -
1 stop24h 25m
Sun 27/1219:35 -
1 stop23h 55m
Deal found 7/10$2,314
Fri 13/1121:35 -
2 stops29h 15m
Fri 27/1111:00 -
2 stops45h 25m
Deal found 5/10$1,741
Thu 19/1111:40 -
2 stops29h 55m
Thu 26/1120:40 -
1 stop23h 20m
Deal found 5/10$1,974
Wed 11/1116:20 -
2 stops28h 45m
Sun 15/1106:30 -
2 stops37h 25m
Deal found 8/10$2,424
Sun 22/1121:35 -
3 stops34h 05m
Sun 29/1111:10 -
2 stops35h 15m
Deal found 8/10$1,888
Fri 6/1121:35 -
2 stops28h 45m
Fri 13/1110:40 -
2 stops45h 45m
Deal found 8/10$1,742
Direct flights from Sydney to United KingdomExplore direct flight options from Sydney to United Kingdom based on user searches, and compare prices and availability for your desired travel dates. Data last updated 10 October 2026.
Explore direct flight options from Sydney to United Kingdom based on user searches, and compare prices and availability for your desired travel dates. Data last updated 10 October 2026.
Tue 27/1016:30 -
Nonstop24h 45m
Tue 10/1120:10 -
Nonstop23h 25m
Deal found 9/10$2,013
Thu 5/1116:30 -
Nonstop24h 45m
Mon 9/1120:10 -
Nonstop23h 25m
Deal found 6/10$2,062
Thu 22/1015:45 -
Nonstop24h 50m
Mon 9/1120:10 -
Nonstop23h 25m
Deal found 5/10$2,063
Wed 4/1116:30 -
Nonstop24h 45m
Sun 15/1120:10 -
Nonstop23h 25m
Deal found 7/10$2,067
Mon 26/1016:30 -
Nonstop24h 45m
Tue 10/1120:10 -
Nonstop23h 25m
Deal found 10/10$2,069
Sat 24/1015:45 -
Nonstop25h 30m
Sat 7/1120:10 -
Nonstop23h 25m
Deal found 9/10$2,092
Thu 12/1116:30 -
Nonstop24h 45m
Fri 20/1120:10 -
Nonstop23h 25m
Deal found 6/10$2,105
Mon 9/1116:30 -
Nonstop24h 45m
Fri 13/1120:10 -
Nonstop23h 25m
Deal found 10/10$2,112
Wed 18/1116:30 -
Nonstop24h 45m
Mon 30/1120:10 -
Nonstop23h 25m
Deal found 9/10$2,118
Tue 24/1116:20 -
Nonstop24h 05m
Tue 1/1221:00 -
Nonstop22h 55m
Deal found 10/10$2,128
Tue 10/1116:30 -
Nonstop24h 45m
Tue 17/1120:10 -
Nonstop23h 25m
Deal found 9/10$2,129
Tue 27/1016:30 -
Nonstop24h 45m
Mon 9/1120:10 -
Nonstop23h 25m
Deal found 9/10$2,138
Last-minute flights from Sydney to United KingdomDiscover last-minute flight deals from Sydney to United Kingdom. Data last updated 10 October 2026 and is based on user searches.
Discover last-minute flight deals from Sydney to United Kingdom. Data last updated 10 October 2026 and is based on user searches.
Sun 11/1021:30 -
1 stop31h 10m
Sun 25/1021:00 -
1 stop29h 35m
Deal found 7/10$1,394
Mon 19/1012:00 -
1 stop28h 40m
Mon 2/1110:30 -
1 stop40h 05m
Deal found 6/10$1,401
Thu 22/1011:00 -
3 stops41h 40m
Mon 9/1121:00 -
1 stop29h 35m
Deal found 5/10$1,396
Thu 22/1012:00 -
1 stop28h 40m
Fri 6/1110:30 -
3 stops35h 30m
Deal found 8/10$1,400
Fri 23/1012:00 -
1 stop37h 00m
Wed 28/1010:30 -
3 stops35h 35m
Deal found 7/10$1,393
Fri 23/1011:05 -
2 stops37h 55m
Fri 13/1110:30 -
3 stops35h 30m
Deal found 9/10$1,398
Mon 26/1012:00 -
1 stop40h 30m
Wed 11/1121:00 -
2 stops49h 15m
Deal found 6/10$1,401
Thu 5/1112:00 -
1 stop29h 30m
Sat 14/1110:30 -
2 stops35h 45m
Deal found 10/10$1,397
Thu 5/1115:10 -
1 stop38h 25m
Sat 14/1122:00 -
1 stop35h 25m
Deal found 9/10$1,400
Sat 14/1111:15 -
2 stops41h 15m
Sat 28/1121:00 -
1 stop26h 00m
Deal found 8/10$1,397
Sun 15/1111:05 -
2 stops41h 25m
Sun 29/1121:00 -
2 stops49h 05m
Deal found 9/10$1,393
Thu 19/1115:10 -
1 stop38h 25m
Sat 28/1122:00 -
1 stop28h 20m
Deal found 10/10$1,398
One-way flights from Sydney to United KingdomSearch for one-way flight options from Sydney to United Kingdom. Find affordable one-way fares based on user searches. Data last updated 10 October 2026.
Search for one-way flight options from Sydney to United Kingdom. Find affordable one-way fares based on user searches. Data last updated 10 October 2026.
Sat 26/1216:50 -
1 stop32h 40m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/10$671
Fri 20/1122:30 -
1 stop31h 50m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 5/10$672
Fri 6/1120:05 -
2 stops36h 50m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 5/10$673
Wed 14/1021:35 -
1 stop47h 55m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/10$675
Tue 27/1012:00 -
1 stop37h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/10$676
Mon 2/1121:30 -
1 stop31h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 5/10$678
Mon 9/1109:20 -
2 stops43h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/10$678
Sun 22/1120:05 -
3 stops38h 10m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/10$679
Sat 14/1112:35 -
1 stop28h 50m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 9/10$681
Fri 6/1115:10 -
2 stops37h 10m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 5/10$681
Mon 23/1115:10 -
2 stops37h 10m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/10$682
Thu 15/1014:00 -
3 stops44h 55m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 9/10$682
Find flight deals from Sydney to United Kingdom
Keep the following information in mind while searching for Sydney to United Kingdom flight deals. Data was last updated 10 October 2026.
Round-trip from | $1,393 |
|---|---|
One-way from | $671 |
Popular in | December |
Cheapest in | February |
Average price | $1,701 |
Good round-trip deal | $2,356 or less |
Good one-way deal | $1,595 or less |
Cheapflights Fare Finder
Customise your flight search to find flights from Sydney to United Kingdom 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, Cheapflights users made 7,457,451 searches. Data last updated 10 October 2026.
Use the filters below to find and compare flights from Sydney to the United Kingdom that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest return flight
SydneyLondon
SYD Sydney Kingsford Smith - LGW London Gatwick
SYDLGW
Sydney Kingsford Smith
Sat 27/2
21:35-16:30
2 stops29h 55m
London Gatwick
Wed 31/12
00:00-09:00
Nonstop0h 00m
$722
SydneyLondon
SYD Sydney Kingsford Smith - LGW London Gatwick
SYDLGW
Sydney Kingsford Smith
Thu 25/2
21:35-16:30
2 stops29h 55m
London Gatwick
Wed 31/12
00:00-09:00
Nonstop0h 00m
$724
SydneyLondon
SYD Sydney Kingsford Smith - LHR London Heathrow
SYDLHR
Sydney Kingsford Smith
Sat 14/11
21:35-22:30
2 stops35h 55m
London Heathrow
Wed 31/12
00:00-09:00
Nonstop0h 00m
$792
SydneyManchester
SYD Sydney Kingsford Smith - MAN Manchester
SYDMAN
Sydney Kingsford Smith
Fri 20/11
21:35-15:50
2 stops29h 15m
Manchester
Wed 31/12
00:00-09:00
Nonstop0h 00m
$794
SydneyNewcastle upon Tyne
SYD Sydney Kingsford Smith - NCL Newcastle upon Tyne
SYDNCL
Sydney Kingsford Smith
Sun 14/3
22:30-08:30
2 stops45h 00m
Newcastle upon Tyne
Wed 31/12
00:00-09:00
Nonstop0h 00m
$814
SydneyBirmingham
SYD Sydney Kingsford Smith - BHX Birmingham
SYDBHX
Sydney Kingsford Smith
Sat 24/10
21:35-08:50
2 stops45h 15m
Birmingham
Wed 31/12
00:00-09:00
Nonstop0h 00m
$864
SydneyLondon
SYD Sydney Kingsford Smith - STN London Stansted
SYDSTN
Sydney Kingsford Smith
Thu 22/10
22:05-16:40
2 stops28h 35m
London Stansted
Wed 31/12
00:00-09:00
Nonstop0h 00m
$875
SydneyBirmingham
SYD Sydney Kingsford Smith - BHX Birmingham
SYDBHX
Sydney Kingsford Smith
Mon 23/11
20:05-20:05
3 stops35h 00m
Birmingham
Wed 31/12
00:00-09:00
Nonstop0h 00m
$881
SydneyManchester
SYD Sydney Kingsford Smith - MAN Manchester
SYDMAN
Sydney Kingsford Smith
Thu 15/10
15:50-13:10
1 stop31h 20m
Manchester
Wed 31/12
00:00-09:00
Nonstop0h 00m
$914
SydneyLondon
SYD Sydney Kingsford Smith - LGW London Gatwick
SYDLGW
Sydney Kingsford Smith
Thu 11/2
15:50-05:55
1 stop25h 05m
London Gatwick
Wed 31/12
00:00-09:00
Nonstop0h 00m
$917
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Sydney to United Kingdom
Have a flexible travel schedule? Discover the best time to fly to United Kingdom from Sydney with our price prediction graph.
SYD-LHR
SYD-STN
SYD-LGW
SYD-NCL
SYD-MAN
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Sydney to the United Kingdom
SYD-GB0
SYD-LHR
SYD-STN
SYD-LGW
SYD-NCL
What is the cheapest month to book a flight from Sydney to United Kingdom?
Currently, February is the cheapest month in which you can book a flight from Sydney to United Kingdom (average of $1,630). Flying from Sydney to United Kingdom in December is currently the most expensive (average of $2,686). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SYD to GB?
Find hourly flight availability from Sydney to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 October 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Sydney to United Kingdom as you normally would.
Weekly flight availability from Sydney to United Kingdom
Explore weekly flight availability from Sydney to United Kingdom. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 10 October 2026.
The most flights from SYD to GB0 are scheduled on a Tuesday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).
How far ahead should I book a flight from Sydney to United Kingdom?
The best time to book flights from Sydney to United Kingdom is 82 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Reviews of airlines servicing United Kingdom
Get insights into the airlines that provide service to United Kingdom. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to United Kingdom. Reviews last updated 10 October 2026.
Read through reviews of airlines operating flights from Sydney to the United Kingdom, such as Singapore Airlines,Emirates, andQatar Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.3
Comfort
8.0
Overall
8.2
Entertainment
8.1
Food
7.8
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SYD - SIN
Boarding
8.3
Comfort
8.0
Overall
8.2
Entertainment
8.1
Food
7.8
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SYD - SIN
Boarding
8.3
Comfort
8.0
Overall
8.2
Entertainment
8.1
Food
7.8
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SYD - SIN
Boarding
8.3
Comfort
8.0
Overall
8.2
Entertainment
8.1
Food
7.8
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SYD - SIN
Boarding
8.3
Comfort
8.0
Overall
8.2
Entertainment
8.1
Food
7.8
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SYD - SIN
Boarding
8.3
Comfort
8.0
Overall
8.2
Entertainment
8.1
Food
7.8
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SYD - SIN
Related info for your journey
Find useful and relevant information for your journey from Sydney to United Kingdom. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Sydney to United Kingdom
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Complete your trip
Complete your trip to United Kingdom by adding a car hire and/or hotel booking to your travel itinerary.
Direct flights to
Book a non-stop flight to one of these other cities located in .
Search flights from Sydney to United Kingdom by cabin class
Find flights from Sydney to United Kingdom, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Sydney and United Kingdom flights
Browse other Sydney and United Kingdom flight options. Last updated on 10 October 2026.
Popular flight searches
Check out other popular destinations found by fellow travellers in 2026
Sydney to United Kingdom flights
Consider these flights travelling from Sydney to United Kingdom.
Fly to United Kingdom regions
Consider these flights travelling to United Kingdom regions.
Top 10 airlines flying from Sydney to United Kingdom
Discover the top 10 airlines that operate flights from Sydney to United Kingdom. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated 10 October 2026.
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Sydney to United Kingdom?
900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to United Kingdom from Sydney today with Cheapflights!
Why should you use Cheapflights to find cheap flight tickets from Sydney to United Kingdom?
Millions of users choose and trust Cheapflights to book the best flight deals from Sydney to United Kingdom for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights from Sydney to United Kingdom with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Sydney to United Kingdom, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Sydney to United Kingdom become cheaper?
Of course! You can now track prices for flights from Sydney to United Kingdom and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.