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

Friday, December 11th, 2026

5 round-trip options

Returning
Sun, Dec 20, 2026•9 Day Trip
$4,414 USD
Google Flights
Returning
Mon, Dec 21, 2026•10 Day Trip
$4,414 USD
Google Flights
Returning
Tue, Dec 22, 2026•11 Day Trip
$3,834 USD
Google Flights
Returning
Wed, Dec 23, 2026•12 Day Trip
$3,834 USD
Google Flights
Returning
Thu, Dec 24, 2026•13 Day Trip
$3,834 USD
Google Flights