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Low Price Flights from London to Sydney

Explore the cheapest flights from London to Sydney in the next three months. Based on Trip.com's data from the latest 7 days, one-way direct flights start at AU$ 1,880, and direct return tickets start at AU$ 2,362.

      • Cheapest nonstop
        LHR 20:50
        23h 20m
        Direct
        SYD 05:10
        London - Sydney | Sat, Sep 12 | Qantas Airways
        SYD 14:45
        24h 50m
        Direct
        LHR 06:35
        Sydney - London | Tue, Sep 15 | Qantas Airways
        AU$ 2,362 AU$ 3,528
        33% off
        33% off
        AU$ 3,528 AU$ 2,362
      • LHR 20:50
        23h 20m
        Direct
        SYD 05:10
        London - Sydney | Sun, Sep 13 | Qantas Airways
        SYD 14:45
        24h 50m
        Direct
        LHR 06:35
        Sydney - London | Wed, Sep 16 | Qantas Airways
        AU$ 2,469 AU$ 3,528
        30% off
        30% off
        AU$ 3,528 AU$ 2,469
      • LGW 20:50
        33h
        1 stop
        SYD 14:50
        London - Sydney | Sun, Aug 30 | Air China
        SYD 19:40
        31h 40m
        1 stop
        LGW 18:20
        Sydney - London | Sun, Sep 6 | Air China
        AU$ 1,226 AU$ 3,528
        65% off
        65% off
        AU$ 3,528 AU$ 1,226
      • LGW 20:20
        33h 30m
        1 stop
        SYD 14:50
        London - Sydney | Tue, Aug 25 | Air China
        SYD 19:40
        31h 25m
        1 stop
        LGW 18:05
        Sydney - London | Fri, Aug 28 | Air China
        AU$ 1,226
        65% off
        AU$ 3,528 AU$ 1,226
      • LGW 20:20
        33h 30m
        1 stop
        SYD 14:50
        London - Sydney | Sat, Aug 29 | Air China
        SYD 19:40
        32h 10m
        1 stop
        LGW 18:50
        Sydney - London | Sat, Sep 5 | Air China
        AU$ 1,226
        65% off
        AU$ 3,528 AU$ 1,226
      • LGW 20:20
        33h 30m
        1 stop
        SYD 14:50
        London - Sydney | Tue, Sep 1 | Air China
        SYD 19:40
        31h 25m
        1 stop
        LGW 18:05
        Sydney - London | Tue, Sep 8 | Air China
        AU$ 1,226
        65% off
        AU$ 3,528 AU$ 1,226
      • LGW 20:20
        33h 30m
        1 stop
        SYD 14:50
        London - Sydney | Fri, Aug 28 | Air China
        SYD 19:40
        31h 25m
        1 stop
        LGW 18:05
        Sydney - London | Thu, Sep 3 | Air China
        AU$ 1,240
        65% off
        AU$ 3,528 AU$ 1,240
      • LGW 20:20
        33h 30m
        1 stop
        SYD 14:50
        London - Sydney | Thu, Aug 27 | Air China
        SYD 19:40
        31h 25m
        1 stop
        LGW 18:05
        Sydney - London | Thu, Sep 3 | Air China
        AU$ 1,240
        65% off
        AU$ 3,528 AU$ 1,240
      • LHR 22:40
        31h 10m
        1 stop
        SYD 14:50
        London - Sydney | Mon, Aug 24 | Air China
        SYD 19:40
        31h 25m
        1 stop
        LGW 18:05
        Sydney - London | Thu, Aug 27 | Air China
        AU$ 1,298
        63% off
        AU$ 3,528 AU$ 1,298
      • LGW 22:00
        29h 35m
        1 stop
        SYD 12:35
        London - Sydney | Mon, Aug 31 | China Eastern Airlines
        SYD 20:30
        43h 10m
        1 stop
        LGW 06:40
        Sydney - London | Sun, Sep 6 | China Eastern Airlines
        AU$ 1,348
        62% off
        AU$ 3,528 AU$ 1,348
      • LGW 22:00
        29h 35m
        1 stop
        SYD 12:35
        London - Sydney | Mon, Sep 7 | China Eastern Airlines
        SYD 11:00
        37h
        1 stop
        LGW 15:00
        Sydney - London | Sun, Sep 13 | China Eastern Airlines
        AU$ 1,348
        62% off
        AU$ 3,528 AU$ 1,348
      • LGW 22:00
        29h 35m
        1 stop
        SYD 12:35
        London - Sydney | Wed, Sep 9 | China Eastern Airlines
        SYD 11:00
        28h 40m
        1 stop
        LGW 06:40
        Sydney - London | Tue, Sep 15 | China Eastern Airlines
        AU$ 1,348
        62% off
        AU$ 3,528 AU$ 1,348
      • LON 13:00
        17h 25m
        1 stop
        SYD 14:00
        London - Sydney | Tue, Jul 21 | Normal Airline
        SYD 15:00
        6h
        Direct
        LON 16:00
        Sydney - London | Thu, Jul 23 | Normal Airline
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      • Cheapest nonstop
        LHR 20:50
        23h 20m
        Direct
        SYD 05:10
        London - Sydney | Tue, Sep 1 | Qantas Airways
        AU$ 1,880 AU$ 2,745
        32% off
        32% off
        AU$ 2,745 AU$ 1,880
      • LHR 20:50
        23h 20m
        Direct
        SYD 05:10
        London - Sydney | Sat, Sep 12 | Qantas Airways
        AU$ 1,921 AU$ 2,745
        30% off
        30% off
        AU$ 2,745 AU$ 1,921
      • LGW 10:25
        36h 55m
        1 stop
        SYD 08:20
        London - Sydney | Wed, Sep 16 | AirAsia X
        AU$ 673 AU$ 2,745
        75% off
        75% off
        AU$ 2,745 AU$ 673
      • LGW 18:00
        33h 35m
        1 stop
        SYD 12:35
        London - Sydney | Sat, Aug 29 | China Eastern Airlines
        AU$ 784
        71% off
        AU$ 2,745 AU$ 784
      • LGW 22:00
        29h 35m
        1 stop
        SYD 12:35
        London - Sydney | Wed, Aug 26 | China Eastern Airlines
        AU$ 784
        71% off
        AU$ 2,745 AU$ 784
      • LGW 11:35
        40h
        1 stop
        SYD 12:35
        London - Sydney | Fri, Sep 4 | China Eastern Airlines
        AU$ 784
        71% off
        AU$ 2,745 AU$ 784
      • LGW 22:00
        29h 35m
        1 stop
        SYD 12:35
        London - Sydney | Mon, Aug 31 | China Eastern Airlines
        AU$ 786
        71% off
        AU$ 2,745 AU$ 786
      • LGW 18:00
        33h 35m
        1 stop
        SYD 12:35
        London - Sydney | Fri, Aug 28 | China Eastern Airlines
        AU$ 786
        71% off
        AU$ 2,745 AU$ 786
      • LHR 12:35
        35h 45m
        1 stop
        SYD 09:20
        London - Sydney | Sun, Sep 13 | Xiamen Airlines
        AU$ 788
        71% off
        AU$ 2,745 AU$ 788
      • LGW 20:20
        33h 30m
        1 stop
        SYD 14:50
        London - Sydney | Tue, Aug 25 | Air China
        AU$ 804
        71% off
        AU$ 2,745 AU$ 804
      • LGW 20:25
        33h 25m
        1 stop
        SYD 14:50
        London - Sydney | Wed, Aug 26 | Air China
        AU$ 806
        71% off
        AU$ 2,745 AU$ 806
      • LGW 20:20
        33h 30m
        1 stop
        SYD 14:50
        London - Sydney | Fri, Aug 28 | Air China
        AU$ 806
        71% off
        AU$ 2,745 AU$ 806
      • LON 13:00
        17h 25m
        1 stop
        SYD 14:00
        London - Sydney | Tue, Jul 21 | Normal Airline
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Author's Profile Picture Author's Profile Picture

Expert Picks: Flights from London to Sydney

Find your perfect flight from London to Sydney, tailored just for you.

Author's Profile Picture ZoraTrip.com Blogger
If you can book their A380, do it. The onboard entertainment is unmatched, and the whole experience just feels like a proper vacation.
Emirates
LON 10:05
26h 25m 1 stop
SYD 22:30
Tue, Oct 13 London- Sydney Emirates
AU$ 1,764
Author's Profile Picture AliceTrip.com Writer
A total Aussie classic. You know exactly what you’re getting: a rock-solid safety record, decent local wine, and great frequent flyer perks.
Qantas Airways
LON 14:25
22h 5m 1 stop
SYD 22:30
Fri, Oct 9 London- Sydney Qantas Airways
AU$ 2,537
Author's Profile Picture ZoraTrip.com Blogger
If you absolutely hate flying long distances, book SQ. Changi Airport is the best place to stretch your legs, and onboard comfort is 10/10.
Singapore Airlines
LON 20:35
35h 10m 1 stop
SYD 16:45
Sun, Sep 13 London- Sydney Singapore Airlines
AU$ 1,732
Author's Profile Picture AliceTrip.com Writer
I always look out for their Premium Economy deals—definitely worth the upgrade for the extra space on those long overnight flights.
British Airways
LON 09:00
23h 10m 1 stop
SYD 17:10
Mon, Aug 17 London- Sydney British Airways
AU$ 1,778
Author's Profile Picture ZoraTrip.com Blogger
If you can splurge on Business Class, their Qsuite is insane. It’s basically your own private hotel room with a door in the sky.
Qatar Airways
LON 09:00
36h 30m 1 stop
SYD 06:30
Wed, Sep 30 London- Sydney Qatar Airways
AU$ 1,524

Find Cheapest Airlines Flying from London to Sydney

Choose from 20 carriers that fly from London to Sydney, including China Eastern Airlines, Etihad Airways, and Malaysia Airlines. Enjoy the cheapest tickets on this route with Qantas Airways.
China Eastern Airlines logo China Eastern Airlines
Etihad Airways logo Etihad Airways
Malaysia Airlines logo Malaysia Airlines
Cathay Pacific logo Cathay Pacific
Qatar Airways logo Qatar Airways
Thai Airways logo Thai Airways
Emirates logo Emirates
Singapore Airlines logo Singapore Airlines
Scandinavian Airlines logo Scandinavian Airlines
Air China logo Air China
Tianjin Airlines logo Tianjin Airlines
China Southern Airlines logo China Southern Airlines
Japan Airlines logo Japan Airlines
Swiss Airlines logo Swiss Airlines
Qantas Airways logo Qantas Airways
Vueling Airlines logo Vueling Airlines
Air India logo Air India
British Airways logo British Airways
easyJet logo easyJet
China Airlines logo China Airlines
Airlines are determined based on actual purchased flight tickets from London to Sydney according to previous 12 months data from Trip.com.

London to Sydney Flight Details

The distance between London and Sydney is approximately 16,997.04km. It takes around 23 hours 10 minutes on average to fly from London to Sydney. Based on Trip.com's data travel demand peaks in July. The off-season for travel is November.

Cheapest one-way flight priceAU$ 673
Cheapest return ticket priceAU$ 1,226
Off-season for travelNovember
Peak season for travelJuly
Flight distance16,997.04km
Average flight time23 hours 10 minutes
Popular airlineChina Eastern Airlines
Flight statistics for the London–Sydney route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com Price Insights on Flights from London to Sydney

What is the cheapest month for one-way flights from London to Sydney?

Average price of one-way flights from London to Sydney purchased by Trip.com users by month over the past 12 months.

According to Trip.com's data, the cheapest month for flights from London to Sydney is December, with an average price of AU$ 877. Conversely, the most expensive month is typically July, with an average price of up to AU$ 2,058.

AU$ 2,058
AU$ 1,468
AU$ 877
AU$ 287
    Cheapest
  • AU$ 2,058
    Jul
  • AU$ 1,216
    Aug
  • AU$ 941
    Sep
  • AU$ 1,076
    Oct
  • AU$ 942
    Nov
  • AU$ 877
    Dec
  • AU$ 1,088
    Jan
  • AU$ 1,271
    Feb
  • AU$ 1,091
    Mar
  • AU$ 1,192
    Apr
  • AU$ 1,194
    May
  • AU$ 1,146
    Jun

What is the cheapest month for return flights from London to Sydney?

Average price of round-trip flights from London to Sydney purchased by Trip.com users by month over the past 12 months.

According to historical data from Trip.com, the lowest prices for flights from London to Sydney are found during November, with an average price of AU$ 1,748. Conversely, the highest prices are found during July, with an average price of up to AU$ 3,080.

AU$ 3,080
AU$ 2,414
AU$ 1,748
AU$ 1,082
    Cheapest
  • AU$ 3,080
    Jul
  • AU$ 2,294
    Aug
  • AU$ 1,796
    Sep
  • AU$ 2,125
    Oct
  • AU$ 1,748
    Nov
  • AU$ 1,922
    Dec
  • AU$ 1,987
    Jan
  • AU$ 1,911
    Feb
  • AU$ 2,087
    Mar
  • AU$ 2,015
    Apr
  • AU$ 1,933
    May
  • AU$ 1,964
    Jun

What's the cheapest day to fly from London to Sydney?

Data is based on the average flight price for each day of the week from London to Sydney on Trip.com over the past 12 months.

Based on Trip.com data from the past 12 months, the cheapest day to fly from London to Sydney is Tuesday, with average prices lower than on other days. Avoid Friday, as prices are usually highest then.

AU$ 1,462
AU$ 1,340
AU$ 1,218
AU$ 1,096
  • AU$ 1,331
    Mon
  • AU$ 1,218
    Tue
  • AU$ 1,313
    Wed
  • AU$ 1,377
    Thu
  • AU$ 1,462
    Fri
  • AU$ 1,457
    Sat
  • AU$ 1,340
    Sun

Flight FAQs

  • Which airlines offer the cheapest flights from London (LON) to Sydney (SYD)?

    Based on Trip.com data, AirAsia X offers one-way fares as low as AU$ 673 on Cheapest nonstop routes (e.g. LGW to SYD on Wed, Sep 16), while Air China offers Cheapest nonstop round-trips from AU$ 1,226 departing on Sun, Aug 30 and returning on Sun, Sep 6.
  • At the moment, you can catch a direct flight from London to Sydney with the following airlines, including: Scandinavian Airlines Vueling Airlines Thai Airways Etihad Airways SWISS Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 23 hours 10 minutes to fly from London (LON) to Sydney (SYD).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from London to Sydney is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from London to Sydney, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Sep 16, with one-way flights priced at just AU$ 673.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Qantas Airways.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Sydney travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from London to Sydney is November, when demand for travel is lower.
  • After crunching the numbers on our July flight calendar, it's currently cheapest to fly from London to Sydney on July 26, 2026 with Air China, with prices starting at AU$ 1,340.
  • You can land at any one of the following hubs in Sydney, with Heathrow Airport to Sydney Airport (LHR-SYD) is by far the most common option on this route: Sydney Airport (SYD) Western Sydney International Airport (WSI).
  • The time difference between Sydney and London is 10h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

London to Sydney by air

If you're looking to fly from London to Sydney or searching for flights between London and Sydney, we have you covered. Start your search for the most competitive airfares by entering your travel date above. Alternatively, continue reading to explore your journey in more detail. Find information about airlines, flight schedules, tips for finding affordable tickets, and much more.

London to Sydney airfares

The London and Sydney airfares can experience significant variations. The air ticket is influenced by a multitude of factors, including the level of demand, the chosen travel dates and times, seat availability, and the pricing strategies employed by different airlines. Moreover, the airfares can also be subject to adjustments based on the travel class you opt for, whether it's first class, business class, or economy class.

How to find cheap flights from London to Sydney

To obtain the cheapest London to Sydney air tickets, it takes a combination of flexibility, determination, and a touch of good fortune. Here are some valuable tips to assist you in finding the best prices:

  • 1. Stay flexible with your travel dates and times, as airfares are often more budget-friendly during early mornings, late evenings, and weekdays.
  • 2. Consider nearby alternative airports as they may provide more economical options.
  • 3. Explore booking separate one-way flights with different airlines, as two individual tickets can sometimes be cheaper than a round-trip.
  • 4. Opt for a connecting flight from London to Sydney to potentially save on costs.
  • 5. Keep a vigilant eye out for unexpected last-minute flight deals that may appear out of the blue.

Airlines from London to Sydney

The direct flights from London to Sydney are currently unavailable. However, Qantas Airways and Virgin Australia has come up with a solution by offering convenient connecting flight options, making it easy for passengers to reach Sydney from London.

London to Sydney flight time

In the absence of a non-stop London to Sydney flight, the flight time can vary due to connecting flights and layovers. The duration of the layover depends on factors like baggage reclaim and whether the connecting flights depart from the same or different airports. These variables impact the overall travel duration, possibly causing deviations from the estimated timeframe. Verify flight details on the booking page for accurate information.

Everything you need to know about London airport

London benefits from a robust airport network, and London Heathrow Airport is a standout among them. With five terminals serving domestic and international flights, this airport, located in Hillingdon, West London, offers excellent connectivity to the city and beyond via various public transport options. Passengers can easily access the airport using the speedy Heathrow Express, which provides a direct link to central London. The Piccadilly Line of the London Underground serves all terminals, ensuring effortless transportation for travelers. Additionally, buses and taxis are readily available, offering efficient transfers to and from the airport.

Arriving at Sydney airport

Sydney Airport (SYD) is Australia's busiest airport, with three main terminals: Terminal 1 for international flights, Terminal 2 for domestic flights, and Terminal 3 for Qantas flights. It offers a comprehensive range of flight routes connecting Sydney to destinations across the globe. Traveling between the airport and the city center is convenient, with options including trains, buses, rideshare and taxis. The train ride takes approximately 13 minutes, while buses and taxis can take around 20-30 minutes, depending on traffic conditions.

Book London to Sydney flights on Trip.com to unlock extra benefits

Finding cheap airfares from London to Sydney is just the beginning with Trip.com. In addition to finding great flight deals, we also offer a range of extra perks and benefits. By making your flight reservation with us, you gain access to exclusive discounts on hotels, car rentals, and airport transfers, allowing you to maximize savings on your journey. As a token of our gratitude, Trip.com rewards you with Tripcoins, our exclusive loyalty program currency, which can be redeemed for your future travels.

Trip.com Airline Insights on Flights from London toSydney

Which airlines offer the cheapest nonstop flights from London to Sydney?

Data is based on the average price of all nonstop flights from London to Sydney on Trip.com in the past 12 months.

Based on Trip.com data from the past 12 months, Air China offers the cheapest nonstop flights from London to Sydney, with an average price of AU$ 1,041.

AU$ 789
AU$ 1,041
AU$ 1,294
AU$ 1,546
AU$ 1,798
Air China
AU$ 1,041
Air China
China Southern Airlines
AU$ 1,307
China Southern Airlines
China Eastern Airlines
AU$ 1,432
China Eastern Airlines
Etihad Airways
AU$ 1,758
Etihad Airways
Singapore Airlines
AU$ 1,774
Singapore Airlines
Malaysia Airlines
AU$ 1,798
Malaysia Airlines

Which airlines operate the most flights from London to Sydney?

Data is based on the number of flights from London to Sydney operated by each airline on Trip.com in the past month.

Based on Trip.com data from the past month, Qantas Airways/Iberia/British Airways operates the most flights from London to Sydney, with 8 flight per week.

8
Qantas Airways
8
Qantas Airways
Iberia
8
Iberia
British Airways
8
British Airways

How many flights are there each day from London to Sydney?

The data is based on the flight numbers for each day of the week from London to Sydney within the Trip.com database over the past month.

Based on Trip.com data from the past month, the most flights from London to Sydney depart on Friday/Saturday, and the fewest flights depart on Monday/Tuesday/Wednesday/Thursday.

15
14
12
11
Highest
12
Mon
12
Tue
12
Wed
12
Thu
15
Fri
15
Sat
13
Sun

More Cheap Flights & Deals on Trip.com

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, regulatory fees, etc) with all fees confirmed before payment. Fees for baggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.