$835 Cheap Qantas Airways flights Christchurch (CHC) to Samui Intl. Airport (USM)

Apply the "Price (lowest to highest)" filter on Expedia to look for cheap Qantas return flights from $1,049 from CHC to USM. Affordable one-way fares from $835 are also on offer.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

To discover affordable flights from CHC to USM with Qantas, start searching about one month before your planned departure. You can save 17% when you book your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another tip? Booking on Sunday can lead to average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

Sort your results by "Morning" and "Early Morning" to see the earliest departures from CHC to USM. Heading off early means you're 20% less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.

Traveling from CHC to USM with Qantas comes with a variety of perks, including an excellent in-flight experience and a 4-star airline rating. Plus, when booking through Expedia, One Key™ members can earn OneKeyCash™* to use on select future travel purchases. That's in addition to the Qantas Frequent Flyer points you can earn with Qantas.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.