Flight INFO & Cathay Pacific(CX) flights from Sydney to London

Cheapest one-way flight price US$363
Cheapest return ticket price US$1,222
Cheapest month October
Peak season for travel January
Flight distance 16,997.04 km
Average flight time 24 hours 16 minutes
Popular airline China Eastern Airlines

Book Cathay Pacific(CX) flights from Sydney to London

  • One way
  • Round-trip
      • SYD07:40
        45h 55m
        1 stops
        LHR20:35
        Sydney - London|Thu, Aug 13|Cathay Pacific
        US$662
        US$1,891
        65% off
        Search
        65% off
        US$1,891
        US$662
      • SYD07:40
        45h 55m
        1 stops
        LHR20:35
        Sydney - London|Mon, Sep 7|Cathay Pacific
        US$682
        US$1,891
        64% off
        Search
        64% off
        US$1,891
        US$682
      • SYD07:40
        45h 55m
        1 stops
        LHR20:35
        Sydney - London|Fri, Sep 11|Cathay Pacific
        US$759
        US$1,891
        60% off
        Search
        60% off
        US$1,891
        US$759
      • SYD07:40
        45h 55m
        1 stops
        LHR20:35
        Sydney - London|Thu, Sep 10|Cathay Pacific
        US$845
        Search
        US$845
      • SYD07:40
        31h
        1 stops
        LHR05:40
        Sydney - London|Fri, Aug 14|Cathay Pacific
        US$890
        Search
        US$890
      • SYD10:10
        38h 5m
        1 stops
        LHR15:15
        Sydney - London|Tue, Aug 18|Cathay Pacific
        US$982
        Search
        US$982
      • SYD07:40
        40h 35m
        1 stops
        LHR15:15
        Sydney - London|Thu, Aug 20|Cathay Pacific
        US$987
        Search
        US$987
      • SYD10:10
        43h 25m
        1 stops
        LHR20:35
        Sydney - London|Fri, Aug 21|Cathay Pacific
        US$987
        Search
        US$987
      • SYD07:40
        31h 40m
        1 stops
        LHR06:20
        Sydney - London|Mon, Aug 17|Cathay Pacific
        US$1,002
        Search
        US$1,002
      • SYD21:55
        29h 15m
        1 stops
        LHR18:10
        Sydney - London|Wed, Aug 12|Cathay Pacific
        US$1,011
        Search
        US$1,011
      • SYD21:55
        41h 25m
        1 stops
        LHR06:20
        Sydney - London|Sun, Aug 16|Cathay Pacific
        US$1,030
        Search
        US$1,030
      • SYD07:40
        31h
        1 stops
        LHR05:40
        Sydney - London|Tue, Sep 8|Cathay Pacific
        US$1,037
        Search
        US$1,037
      • SYD14:05
        25h 15m
        1 stops
        LHR06:20
        Sydney - London|Wed, Sep 9|Cathay Pacific
        US$1,037
        Search
        US$1,037
      • SYD14:05
        25h 15m
        1 stops
        LHR06:20
        Sydney - London|Thu, Aug 27|Cathay Pacific
        US$1,161
        Search
        US$1,161
      • SYD07:40
        31h
        1 stops
        LHR05:40
        Sydney - London|Wed, Aug 19|Cathay Pacific
        US$1,161
        Search
        US$1,161
      • SYD07:40
        31h 40m
        1 stops
        LHR06:20
        Sydney - London|Mon, Aug 24|Cathay Pacific
        US$1,172
        Search
        US$1,172
      • SYD21:55
        26h 20m
        1 stops
        LHR15:15
        Sydney - London|Sat, Aug 15|Cathay Pacific
        US$1,201
        Search
        US$1,201
      • SYD07:40
        40h 35m
        1 stops
        LHR15:15
        Sydney - London|Tue, Aug 25|Cathay Pacific
        US$1,203
        Search
        US$1,203
      • SYD14:05
        25h 15m
        1 stops
        LHR06:20
        Sydney - London|Fri, Sep 4|Cathay Pacific
        US$1,356
        Search
        US$1,356
      • SYD14:05
        25h 15m
        1 stops
        LHR06:20
        Sydney - London|Sun, Aug 23|Cathay Pacific
        US$1,375
        Search
        US$1,375
      • SYD14:05
        25h 15m
        1 stops
        LHR06:20
        Sydney - London|Sat, Sep 5|Cathay Pacific
        US$1,375
        Search
        US$1,375
      • SYD14:05
        25h 10m
        1 stops
        LHR06:15
        Sydney - London|Sun, Sep 6|Cathay Pacific
        US$1,375
        Search
        US$1,375
      • SYD14:05
        34h 10m
        1 stops
        LHR15:15
        Sydney - London|Sun, Aug 30|Cathay Pacific
        US$1,375
        Search
        US$1,375
      • SYD10:10
        29h 10m
        1 stops
        LHR06:20
        Sydney - London|Fri, Aug 28|Cathay Pacific
        US$1,381
        Search
        US$1,381
      • SYD14:05
        34h 10m
        1 stops
        LHR15:15
        Sydney - London|Wed, Aug 26|Cathay Pacific
        US$1,398
        Search
        US$1,398
      • SYD07:40
        31h
        1 stops
        LHR05:40
        Sydney - London|Sat, Aug 22|Cathay Pacific
        US$1,401
        Search
        US$1,401
      • SYD07:40
        31h
        1 stops
        LHR05:40
        Sydney - London|Tue, Sep 1|Cathay Pacific
        US$1,626
        Search
        US$1,626
      • SYD14:05
        24h 35m
        1 stops
        LHR05:40
        Sydney - London|Thu, Sep 3|Cathay Pacific
        US$1,626
        Search
        US$1,626
      • SYD14:05
        25h 15m
        1 stops
        LHR06:20
        Sydney - London|Sat, Aug 29|Cathay Pacific
        US$1,645
        Search
        US$1,645
      • SYD14:05
        25h 15m
        1 stops
        LHR06:20
        Sydney - London|Mon, Aug 31|Cathay Pacific
        US$1,645
        Search
        US$1,645
      • SYD13:00
        25h 15m
        Nonstop
        LON14:00
        Sydney - London|Mon, Sep 6|Normal Airline
        More cheap flights
        More cheap flights

Cathay Pacific(CX) flights from Sydney to London & Flight Schedule

Flight info.
Departure
Arrival
Weekly Schedule

  1. CX100

    Cathay Pacific

    14:05

    SYD

    9.4h

    Nonstop

    21:30

    HKG

    S M T W T F S
    Search

  2. CX251

    Cathay Pacific

    22:45

    HKG

    13.9h

    Nonstop

    05:40

    LHR

    S M T W T F S
    Search

  3. CX100

    Cathay Pacific

    14:05

    SYD

    9.4h

    Nonstop

    21:30

    HKG

    S M T W T F S
    Search

  4. CX237

    Cathay Pacific

    23:05

    HKG

    14.2h

    Nonstop

    06:15

    LHR

    - - - - - F S
    Search

  5. CX100

    Cathay Pacific

    14:05

    SYD

    9.4h

    Nonstop

    21:30

    HKG

    S M T W T F S
    Search

  6. CX255

    Cathay Pacific

    23:15

    HKG

    14.1h

    Nonstop

    06:20

    LHR

    S M T W T F S
    Search

  7. CX162

    Cathay Pacific

    10:10

    SYD

    9.6h

    Nonstop

    17:45

    HKG

    S M T W T F S
    Search

  8. CX255

    Cathay Pacific

    23:15

    HKG

    14.1h

    Nonstop

    06:20

    LHR

    S M T W T F S
    Search

  9. CX110

    Cathay Pacific

    07:40

    SYD

    9.5h

    Nonstop

    15:10

    HKG

    S M T W - F S
    Search

  10. CX255

    Cathay Pacific

    23:15

    HKG

    14.1h

    Nonstop

    06:20

    LHR

    S M T W T F S
    Search

  11. CX100

    Cathay Pacific

    14:05

    SYD

    9.4h

    Nonstop

    21:30

    HKG

    S M T W T F S
    Search

  12. CX257

    Cathay Pacific

    08:05

    HKG

    14.2h

    Nonstop

    15:15

    LHR

    S M T W T F S
    Search

  13. CX100

    Cathay Pacific

    14:05

    SYD

    9.4h

    Nonstop

    21:30

    HKG

    S M T W T F S
    Search

  14. CX239

    Cathay Pacific

    11:05

    HKG

    14.1h

    Nonstop

    18:10

    LHR

    - M T W T F -
    Search

  15. CX162

    Cathay Pacific

    10:10

    SYD

    9.6h

    Nonstop

    17:45

    HKG

    S M T W T F S
    Search

  16. CX257

    Cathay Pacific

    08:05

    HKG

    14.2h

    Nonstop

    15:15

    LHR

    S M T W T F S
    Search

  17. CX110

    Cathay Pacific

    07:40

    SYD

    9.5h

    Nonstop

    15:10

    HKG

    S M T W - F S
    Search

  18. CX257

    Cathay Pacific

    08:05

    HKG

    14.2h

    Nonstop

    15:15

    LHR

    S M T W T F S
    Search

  19. CX162

    Cathay Pacific

    10:10

    SYD

    9.6h

    Nonstop

    17:45

    HKG

    S M T W T F S
    Search

  20. CX239

    Cathay Pacific

    11:05

    HKG

    14.1h

    Nonstop

    18:10

    LHR

    - M T W T F -
    Search
Show less

Cathay Pacific(CX) flights from Sydney to London Flight Booking FAQ

  • Which airlines offer direct flights from Sydney to London?

    At the moment, you can catch a nonstop flight from Sydney to London with the following airlines, including: Etihad Airways Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

  • How long is a flight from Sydney to London?

    It takes about 24 hours 16 minutes to fly from Sydney to London.

  • When is the best time to book flights from Sydney to London?

    By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Sydney to London 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.

  • How many flights are there per week from Sydney to London?

    Based on Trip.com data in the past 4 weeks, there is 7 flight per week flying from Sydney to London. You can check the weekly schedule for popular airlines on this route below: British Airways: S/M/T/W/T/F/S -- BA016 (14:38)

  • When are flight tickets from Sydney (SYD) to London (LON) the cheapest?

    The cheapest months to fly from Sydney to London is October, when demand for travel is lower.

  • Which upcoming date is cheapest to fly from Sydney to London on?

    After crunching the numbers on our August flight calendar, it's currently cheapest to fly from Sydney to London on August 12, 2026 with China Eastern Airlines, with prices starting at US$369.

  • Which airports can I fly to for London from Sydney?

    You can land at any one of the following hubs in London, with Sydney Airport to Heathrow Airport (SYD-LHR) is by far the most common option on this route: London City Airport (LCY) London Gatwick Airport (LGW) Heathrow Airport (LHR) London Luton Airport (LTN) London Southend Airport (SEN) London Stansted Airport (STN).

  • Is there any time difference between Sydney and London?

    The time difference between London and Sydney is 10h.

  • How do I change or cancel my ticket from Sydney to London?

    Tickets can only be changed or canceled 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.