App
Customer Support
EUR
Find Bookings
Trip.com
>
Cheap Flights
>
Australia
>
New South Wales
>
Sydney
>
Flights from Castries to Sydney
Worldwide Coverage
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Secure Payment
Convenient & reliable booking and payment system

Flights from Castries to Sydney Starting at €871

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • One way
  • Round-trip
      • UVF17:15
        73h
        2 stops
        SYD09:15
        Thu, Feb 13|Castries - Sydney|Jetblue Airways
        €871€1,547
        44% OFF
        44% OFF
        €1,547€871

        Choose Jetblue Airways flights from Castries to Sydney. The one-way connecting flight with Jetblue Airways departs from Hewanorra Airport on Thu, Feb 13, arriving at Kingsford Smith Airport. One-way Prices start from €871 including taxes and charges.

      • UVF17:15
        73h
        2 stops
        SYD09:15
        Sat, Feb 15|Castries - Sydney|Jetblue Airways
        €902€1,547
        42% OFF
        42% OFF
        €1,547€902

        Choose Jetblue Airways flights from Castries to Sydney. The one-way connecting flight with Jetblue Airways departs from Hewanorra Airport on Sat, Feb 15, arriving at Kingsford Smith Airport. One-way Prices start from €902 including taxes and charges.

      • UVF17:17
        48h 48m
        2 stops
        SYD09:05
        Sat, Feb 15|Castries - Sydney|United Airlines
        €916€1,547
        41% OFF
        41% OFF
        €1,547€916

        Choose United Airlines flights from Castries to Sydney. The one-way connecting flight with United Airlines departs from Hewanorra Airport on Sat, Feb 15, arriving at Kingsford Smith Airport. One-way Prices start from €916 including taxes and charges.

      • UVF17:45
        45h 35m
        2 stops
        SYD06:20
        Thu, Feb 6|Castries - Sydney|Jetblue Airways
        €937
        €937

        Choose Jetblue Airways flights from Castries to Sydney. The one-way connecting flight with Jetblue Airways departs from Hewanorra Airport on Thu, Feb 6, arriving at Kingsford Smith Airport. One-way Prices start from €937 including taxes and charges.

      • UVF17:45
        72h 30m
        2 stops
        SYD09:15
        Tue, Feb 4|Castries - Sydney|Jetblue Airways
        €962
        €962

        Choose Jetblue Airways flights from Castries to Sydney. The one-way connecting flight with Jetblue Airways departs from Hewanorra Airport on Tue, Feb 4, arriving at Kingsford Smith Airport. One-way Prices start from €962 including taxes and charges.

      • UVF16:45
        49h 20m
        2 stops
        SYD09:05
        Mon, Feb 17|Castries - Sydney|Air Canada
        €969
        €969

        Choose Air Canada flights from Castries to Sydney. The one-way connecting flight with Air Canada departs from Hewanorra Airport on Mon, Feb 17, arriving at Kingsford Smith Airport. One-way Prices start from €969 including taxes and charges.

      • UVF17:45
        46h 15m
        2 stops
        SYD07:00
        Fri, Jan 31|Castries - Sydney|Jetblue Airways
        €1,073
        €1,073

        Choose Jetblue Airways flights from Castries to Sydney. The one-way connecting flight with Jetblue Airways departs from Hewanorra Airport on Fri, Jan 31, arriving at Kingsford Smith Airport. One-way Prices start from €1,073 including taxes and charges.

      • UVF16:45
        47h 5m
        2 stops
        SYD06:50
        Fri, Jan 31|Castries - Sydney|Air Canada
        €1,104
        €1,104

        Choose Air Canada flights from Castries to Sydney. The one-way connecting flight with Air Canada departs from Hewanorra Airport on Fri, Jan 31, arriving at Kingsford Smith Airport. One-way Prices start from €1,104 including taxes and charges.

      • UVF14:16
        37h 34m
        2 stops
        SYD18:50
        Mon, Feb 17|Castries - Sydney|Jetblue Airways
        €1,139
        €1,139

        Choose Jetblue Airways flights from Castries to Sydney. The one-way connecting flight with Jetblue Airways departs from Hewanorra Airport on Mon, Feb 17, arriving at Kingsford Smith Airport. One-way Prices start from €1,139 including taxes and charges.

      • UVF13:52
        52h 43m
        2 stops
        SYD09:35
        Sat, Feb 8|Castries - Sydney|United Airlines
        €1,233
        €1,233

        Choose United Airlines flights from Castries to Sydney. The one-way connecting flight with United Airlines departs from Hewanorra Airport on Sat, Feb 8, arriving at Kingsford Smith Airport. One-way Prices start from €1,233 including taxes and charges.

      • SLU01:00 pm
        3h 5m
        Nonstop
        SYD02:00 pm
        Fri, Feb 7|Castries - Sydney|Jetblue Airways
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Castries to Sydney flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. B6882

    Jetblue Airways

    13:30

    UVF

    4.9h

    18:24

    JFK

    SMTWTFS
    Search

  2. UA1590

    United Airlines

    14:10

    EWR

    4.1h

    17:17

    IAH

    SMTWTFS

  3. UA101

    United Airlines

    20:25

    IAH

    17.6h

    07:00

    SYD

    SMTWTFS

  4. B6882

    Jetblue Airways

    13:30

    UVF

    4.9h

    18:24

    JFK

    SMTWTFS
    Search

  5. UA2206

    United Airlines

    15:59

    EWR

    4.1h

    19:06

    IAH

    SMTWTFS

  6. UA101

    United Airlines

    20:25

    IAH

    17.6h

    07:00

    SYD

    SMTWTFS

  7. B6882

    Jetblue Airways

    13:30

    UVF

    4.9h

    18:24

    JFK

    SMTWTFS
    Search

  8. UA608

    United Airlines

    14:00

    EWR

    6.3h

    17:16

    SFO

    SMTWTFS

  9. UA829

    United Airlines

    20:10

    SFO

    15.2h

    06:20

    SYD

    --T-T-S

  10. B6882

    Jetblue Airways

    13:30

    UVF

    4.9h

    18:24

    JFK

    SMTWTFS
    Search

  11. CX843

    Cathay Pacific

    01:55

    JFK

    15.7h

    05:35

    HKG

    SMTWTFS

  12. CX139

    Cathay Pacific

    09:10

    HKG

    9.0h

    20:10

    SYD

    SMTWTFS

  13. QR4135

    Qatar Airways

    13:34

    UVF

    5.1h

    17:39

    BOS

    ------S
    Search

  14. QR744

    Qatar Airways

    21:15

    BOS

    11.8h

    17:05

    DOH

    SMTWTFS

  15. QR908

    Qatar Airways

    20:45

    DOH

    14.1h

    18:50

    SYD

    SMTWTFS

  16. WS2293

    WestJet

    14:35

    UVF

    5.7h

    20:17

    YYZ

    -M-W--S
    Search

  17. CX829

    Cathay Pacific

    01:40

    YYZ

    15.3h

    05:00

    HKG

    SMTWTFS

  18. CX139

    Cathay Pacific

    09:10

    HKG

    9.0h

    20:10

    SYD

    SMTWTFS

  19. B6364

    Jetblue Airways

    14:55

    UVF

    5.1h

    20:02

    BOS

    --T--FS
    Search

  20. QR744

    Qatar Airways

    21:15

    BOS

    11.8h

    17:05

    DOH

    SMTWTFS

  21. QR908

    Qatar Airways

    20:45

    DOH

    14.1h

    18:50

    SYD

    SMTWTFS

  22. AC1879

    Air Canada

    15:45

    UVF

    5.7h

    21:25

    YYZ

    SMT-T-S
    Search

  23. WS713

    WestJet

    10:30

    YYZ

    5.5h

    13:03

    YVR

    SMTWT-S

  24. WS6012

    WestJet

    22:25

    YVR

    15.1h

    06:30

    SYD

    S-T--F-

  25. AC1879

    Air Canada

    15:45

    UVF

    5.7h

    21:25

    YYZ

    SMT-T-S
    Search

  26. AC101

    Air Canada

    06:30

    YYZ

    4.8h

    08:17

    YVR

    SMTWTFS

  27. WS6012

    WestJet

    22:25

    YVR

    15.1h

    06:30

    SYD

    S-T--F-

  28. AC1879

    Air Canada

    15:45

    UVF

    5.7h

    21:25

    YYZ

    SMT-T-S
    Search

  29. CX829

    Cathay Pacific

    01:40

    YYZ

    15.3h

    05:00

    HKG

    SMTWTFS

  30. CX139

    Cathay Pacific

    09:10

    HKG

    9.0h

    20:10

    SYD

    SMTWTFS
Find more flights and airlines

Find the best time to fly from Castries to Sydney

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Airlines Flying from Castries to Sydney

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.
Jetblue Airways logoJetblue Airways

FAQ

  • When are flight tickets from Castries (SLU) to Sydney (SYD) the cheapest?

    Airlines adjust prices for flights from Castries to Sydney based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Castries (SLU) to Sydney (SYD) cost?

    According to Trip.com's data, the lowest price is around €3,825.

  • What is the transportation method from the main airport to downtown in Sydney?

    • The distance from Kingsford Smith Airport to downtown is about 8 km. It takes about 20 minutes by taxi.

How to find a cheap flight from Castries to Sydney

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Castries to Sydney. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Information from Castries to Sydney

Off-season for travelMarch
Peak season for travelDecember
Flight distance16,095.3 km
Popular airlineAmerican Airlines

Contact Us

About

Other Services

Payment Methods
Our Partners
Copyright © 2025 Trip.com Travel Singapore Pte. Ltd. All rights reserved
Site Operator: Trip.com Travel Singapore Pte. Ltd.