Bangkok (BKK) to Sydney (SYD) flight deal in business from $3,254

Cathay PacificCXCathay Pacific
Round Trip•Business Class
ThailandBKK

Suvarnabhumi Airport

Bangkok, Thailand
AustraliaSYD

Sydney Airport

Sydney, Australia
$3,709 USD
-12%$3,254 USD
Verified 1 day ago
Fair Availability
39% of dates checked are available within 10% of the lowest price

Sunday, September 20th, 2026

4 round-trip options

Returning
Fri, Sep 25, 2026•5 Day Trip
$3,559 USD
Google Flights
Returning
Sat, Sep 26, 2026•6 Day Trip
$3,987 USD
Google Flights
Returning
Mon, Sep 28, 2026•8 Day Trip
$3,987 USD
Google Flights
Returning
Sun, Oct 4, 2026•14 Day Trip
$4,414 USD
Google Flights