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 about 21 hours ago
Fair Availability
39% of dates checked are available within 10% of the lowest price

Saturday, August 15th, 2026

3 round-trip options

Returning
Thu, Aug 20, 2026•5 Day Trip
$3,834 USD
Google Flights
Returning
Fri, Aug 21, 2026•6 Day Trip
$3,987 USD
Google Flights
Returning
Sat, Aug 29, 2026•14 Day Trip
$4,414 USD
Google Flights