Cheap flights from Sydney to the United Kingdom from $662
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 the United Kingdom departing on 15/11. 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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Fly from
Fly to
Route
Depart
Return
SydneyLondon
SYD Sydney Kingsford Smith - LGW London Gatwick
SYDLGW
Sydney Kingsford Smith
Fri 23/10
12:00-15:00
1 stop37h 00m
London Gatwick
Wed 28/10
10:30-09:05
3 stops35h 35m
SydneyLondon
SYD Sydney Kingsford Smith - LGW London Gatwick
SYDLGW
Sydney Kingsford Smith
Fri 23/10
11:05-18:30
2 stops41h 25m
London Gatwick
Sat 14/11
20:20-13:20
2 stops30h 00m
SydneyLondon
SYD Sydney Kingsford Smith - LHR London Heathrow
SYDLHR
Sydney Kingsford Smith
Thu 25/2
21:30-17:30
1 stop31h 00m
London Heathrow
Thu 11/3
21:00-10:00
1 stop26h 00m
SydneyLondon
SYD Sydney Kingsford Smith - LHR London Heathrow
SYDLHR
Sydney Kingsford Smith
Thu 19/11
21:00-17:45
2 stops31h 45m
London Heathrow
Mon 30/11
21:00-15:20
2 stops31h 20m
SydneyLondon
SYD Sydney Kingsford Smith - LHR London Heathrow
SYDLHR
Sydney Kingsford Smith
Thu 19/11
21:00-17:45
2 stops31h 45m
London Heathrow
Sat 28/11
21:00-14:50
1 stop30h 50m
SydneyLondon
SYD Sydney Kingsford Smith - LHR London Heathrow
SYDLHR
Sydney Kingsford Smith
Fri 20/11
15:10-18:35
1 stop38h 25m
London Heathrow
Sun 29/11
22:00-13:20
1 stop28h 20m
SydneyLondon
SYD Sydney Kingsford Smith - LGW London Gatwick
SYDLGW
Sydney Kingsford Smith
Tue 20/10
20:40-06:35
1 stop43h 55m
London Gatwick
Mon 2/11
11:35-08:05
1 stop33h 30m
SydneyLondon
SYD Sydney Kingsford Smith - LHR London Heathrow
SYDLHR
Sydney Kingsford Smith
Sat 14/11
10:30-17:50
1 stop42h 20m
London Heathrow
Sat 28/11
17:45-08:05
1 stop27h 20m
SydneyLondon
SYD Sydney Kingsford Smith - LHR London Heathrow
SYDLHR
Sydney Kingsford Smith
Fri 23/10
21:35-19:00
1 stop31h 25m
London Heathrow
Fri 13/11
08:45-19:45
1 stop24h 00m
SydneyLondon
SYD Sydney Kingsford Smith - LHR London Heathrow
SYDLHR
Sydney Kingsford Smith
Tue 27/10
22:30-11:30
1 stop48h 00m
London Heathrow
Mon 9/11
21:05-22:25
2 stops38h 20m
See travel insights to the United Kingdom from
How to get the cheapest flight ticket from Sydney to United Kingdom
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 United Kingdom?
The month of February is, on average, the cheapest month to fly to United Kingdom from Sydney, with most prices found around $1,632. If you don’t want to visit United Kingdom in February, then you should wait until May to fly from Sydney, when ticket prices are also cheap, with an average price of $1,746.
What is the cheapest day to depart on your flight to United Kingdom?
The cheapest day to depart on your flight to United Kingdom is on a Monday when prices can be found for as low as $2,183. This is often the case because there is less demand to fly during this day of the week. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Sydney to United Kingdom for around $2,555.
What is the cheapest time of day to depart on your flight to United Kingdom?
Flying to United Kingdom from Sydney at midday is the least expensive time of day to depart. momondo users have found prices as low as $2,299 when looking at flights departing at midday. In the evening is when there is more demand to fly to United Kingdom, so prices are often more expensive at around $3,773 per ticket.
What is the cheapest Sydney Kingsford Smith to United Kingdom flight route?
Fly from Sydney Kingsford Smith to London Heathrow for the best Sydney Kingsford Smith - United Kingdom flight prices
How far in advance should I book a flight from Sydney to the United Kingdom?
You are more likely to see cheaper flights to United Kingdom from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around $2,009 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Sydney for as low as $1,882 on momondo.
What cabin class options are available on Sydney to United Kingdom flights?
There are 4 cabin classes available to choose from on Sydney to United Kingdom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Sydney Kingsford Smith to United Kingdom?
China Southern, Turkish Airlines, and Qatar Airways are the most popular carriers operating from Sydney Kingsford Smith to United Kingdom
Which airlines fly to United Kingdom?
Etihad Airways, Emirates and Qatar Airways are the top three most popular airlines that fly to United Kingdom from Sydney according to our data. Etihad Airways is the first choice among our users, with 35% of people opting to fly with this airline when travelling to United Kingdom. Keep in mind that there are 23 different airlines that fly to United Kingdom on a routine basis, so you have a few additional options to choose from.
How many flights depart from Sydney to United Kingdom on average per day?
The number of flights available between Sydney and United Kingdom is 2 per day as of October 2026. The most frequent departure time is 14:00, with 100% of daily flights leaving in the afternoon.
How many flights depart from Sydney to United Kingdom on average per week?
18 flights are operational weekly from Sydney to United Kingdom as of October 2026. The most popular departure day for this route is Mon, with 17% of flights per week taking off on this day.
Cheap Sydney to United Kingdom flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Sydney to United Kingdom
Frequently asked questions about flying from Sydney to the United Kingdom
When did momondo last update prices for flights from Sydney Kingsford Smith Airport to United Kingdom?
Prices for flights from Sydney Kingsford Smith Airport to United Kingdom are updated daily.
How many operators does momondo search for flights from Sydney Kingsford Smith Airport to United Kingdom?
There are 23 operators available for flights from Sydney Kingsford Smith Airport to United Kingdom as of October 2026.
How old do you have to be to fly from Sydney Kingsford Smith Airport to United Kingdom?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Sydney Kingsford Smith Airport to United Kingdom.
What documentation or ID do you need to fly to United Kingdom?
The travel and health documents required for your trip to United Kingdom can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at United Kingdom. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Sydney to United Kingdom?
momondo data reveals that the most frequently booked plane model on the route from Sydney to United Kingdom is Airbus A380-800, representing 64.29% of all bookings. The subsequent popular models are Boeing 777-300ER at 21.43%, Boeing 787-9 Dreamliner at 9.52%, and Airbus A380 at 4.76%.
Best airlines flying from Sydney to United Kingdom
Compare and see reviews for airlines that fly from Sydney to United Kingdom with momondo
| Airline | Rating | Free cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $868 | Free cancellation | Rating 7.5 166 reviews | |||
| PriceFrom $876 | Free cancellation | Rating 7.6 479 reviews | |||
| PriceFrom $971 | Free cancellation | Rating 7.4 174 reviews | |||
| PriceFrom $1,103 | Free cancellation | Rating 7.3 244 reviews | |||
| PriceFrom $1,142 | Free cancellation | Rating 7.4 4,454 reviews | |||
| PriceFrom $1,273 | Free cancellation | Rating 6.7 8,255 reviews | |||
| PriceFrom $1,340 | Free cancellation | Rating 8.3 851 reviews | |||
| PriceFrom $1,350 | Free cancellation | Rating 5.5 2,917 reviews | |||
| PriceFrom $1,504 | Free cancellation | Rating 7.3 319 reviews | |||
| PriceFrom $1,514 | Free cancellation | Rating 7.6 1,511 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Sydney to United Kingdom?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to United Kingdom from Sydney.
Can I find flights from Sydney to United Kingdom with flexible booking policies on momondo?
All flight searches from Sydney to United Kingdom on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Sydney to United Kingdom?
momondo helps you find the best flight between Sydney and United Kingdom by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Sydney to United Kingdom right now. Can momondo alert me if prices change?
Price alerts on flights to United Kingdom from Sydney are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.