$619 Cheap Air China flights Seattle (SEA) to Changsha (CSX)

Landing cheap one-way Air China flights from SEA to CSX from $619 on Expedia couldn’t be simpler — just filter by “Price (lowest to highest).” Alternatively, check out our budget-friendly round-trip fares from $1,220 for your next exciting getaway.**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.

Air China flights to Changsha are typically more affordable in the low-season months of March and February. Whether you need a return or one-way ticket, you could find a better deal then.

Getting the best Air China deals from SEA to CSX is typically all about timing. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. As an added bonus, you can pocket 17% on average by buying your fare on a Sunday compared to a Friday, which is often the most expensive day to book.* It’s a good idea to start checking out flights about one month before your travel dates.*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.

Use the “Nonstop” filter when looking for direct Air China flights from SEA to CSX. It’s also an easy way to compare other carriers servicing the same nonstop trip.

Filter your results by “Morning” and “Early Morning” to find the earliest departures from SEA to CSX. Heading off early means flight 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.

Take an Air China flight from Seattle - Tacoma Intl. Airport (SEA) to Changsha, and you’re most likely to arrive at Huanghua Intl. Airport (CSX). This is the airline’s primary hub in this destination.

For checked luggage, passengers can bring 2 checked-in bags weighing up to 50 lb with dimensions not exceeding 62 inches. You can also travel with 1 cabin bag on board when flying standard economy from SEA to CSX with Air China. This carry-on should weigh less than 15 lb and be no larger than 9 inches x 14 inches x 22 inches. Going above these limits can mean additional charges, so check Air China’s baggage allowance guidelines before you pack.

Offering top-tier customer service, Air China is a popular choice for many travelers flying from SEA to CSX. Plus, as a PhoenixMiles and One Key™ member booking through Expedia, you can earn OneKeyCash™* on eligible flights on top of your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are typically free within 24 hours of making your booking, but your airline may charge a fee after that. For more details about modifying your reservation, go to your “Trips,” select your flight and click on “Manage Booking.” If you’d like the freedom to adjust your plans without additional charges, check the “Changes included” and “No cancel fee” filters when planning your next trip.