$704 Cheap Cathay Pacific flights Seattle (SEA) to Hong Kong (HKG)

Grab cheap return Cathay Pacific flights from $1,347 from SEA to HKG by filtering your results from “Price (lowest to highest)” on Expedia. Or look for options from $704 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.

August is one of the cheapest months to get away to Hong Kong with Cathay Pacific. You could also find great prices on one-way and return fares in July.

Start your search for Cathay Pacific flights from SEA to HKG about one month before you want to go. The cheapest time to reserve an international flight is generally 18 to 29 days ahead of your departure date when you can save 17% versus booking four to five months in advance. Regardless of itinerary or ticket type, the best day to book international airfare is usually Sunday. Friday is often the most expensive. Passengers booking on a Sunday can save an average of 17% compared to those who book on a Friday.**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.

Simply enter your dates, press search and tick the “Nonstop” filter on Expedia to find any direct flights from SEA to HKG with Cathay Pacific or another airline.

To find the earliest departures from SEA to HKG with Cathay Pacific, filter your results by “Early Morning” and “Morning.” Choosing an early flight generally 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.

Get on a Cathay Pacific flight from Seattle - Tacoma Intl. Airport (SEA) to Hong Kong, and you’re most likely to come in to Hong Kong Intl. Airport (HKG). This is the airline’s primary hub in this city.

On Cathay Pacific, you can fly standard economy from SEA to HKG with a small personal item and 1 cabin bag. Your carry-on bag should be no larger than 22 inches x 9 inches x 14 inches and weigh less than 33 lb. Exceeding baggage limits can lead to extra charges, so read your airline’s latest policies before finalizing your booking.

Heading from SEA to HKG with Cathay Pacific means enjoying a host of benefits, such as an excellent in-flight experience and top-tier customer service. Plus, when booking through Expedia, One Key™ members can earn OneKeyCash™* to spend on select future travel purchases. That’s in addition to the Marco Polo Club points you can earn with Cathay Pacific.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on the type of ticket you purchased, a fee generally applies if you cancel or reschedule your flight more than 24 hours after it has been confirmed. To secure flexible plane tickets, select our “Changes included” or “No cancel fee” filter when you search for flights. For additional information on changing or canceling your reservation, visit “Trips,” select your flight and click on “Manage Booking.”