Cheap Cathay Pacific flights Denver (DEN) to Jeju (CJU)

Grab affordable return Cathay Pacific flights from DEN to CJU by sorting your results from "Price (lowest to highest)" on Expedia. Or look for bargains for a one-way trip.**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.

Scoring the best Cathay Pacific deals from DEN to CJU often comes down to timing. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. Better yet, you can pocket 17% on average by buying your tickets on a Sunday compared to a Friday, which is usually the most expensive day to book.* It's smart to kick off your flight search about one month before you plan to travel.*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.

To find the earliest departures from DEN to CJU with Cathay Pacific, sort your results by "Morning" and "Early Morning." Choosing an early flight usually means cancellations are less likely.**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.

Offering top-tier customer service and a 5-star airline rating, Cathay Pacific is a favorite for many passengers heading from DEN to CJU. Also, if you're a Marco Polo Club and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be put toward future getaways.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.