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

Thursday, September 17th, 2026

4 round-trip options

Returning
Tue, Sep 22, 2026•5 Day Trip
$4,414 USD
Google Flights
Returning
Wed, Sep 23, 2026•6 Day Trip
$4,414 USD
Google Flights
Returning
Fri, Sep 25, 2026•8 Day Trip
$3,987 USD
Google Flights
Returning
Thu, Oct 1, 2026•14 Day Trip
$3,254 USD
Google Flights