ICN to SYD from $637 in economy – flightdeals.net

Home Premium Fare Deals About

AirAsia X

Round Trip•Economy

Incheon International Airport

Seoul, South Korea

Sydney Airport

Sydney, Australia

$1,259 USD

-49%$637 USD

Verified 16 days ago

December 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

30 1 2 3$1,523 4$1,481 5$1,490 6 7 8 9 10$1,690 11$1,643 12$1,684 13 14 15 16 17$1,658 18$1,371 19$1,424 20 21 22 23 24$1,476 25$1,238 26$1,342 27 28 29 30 31$1,312 1$1,437 2$1,401 3

Extremely Rare Availability

3% of dates checked are available within 10% of the lowest price

Saturday, December 19th, 2026

4 round-trip options

Returning

Sat, Dec 26, 2026•7 Day Trip

$1,684 USD

Returning

Sun, Dec 27, 2026•8 Day Trip

$1,726 USD

Returning

Fri, Jan 1, 2027•13 Day Trip

$1,424 USD

Returning

Sat, Jan 2, 2027•14 Day Trip

$1,438 USD