$468 Cheap Flights from Seattle (SEA) to Changsha (CSX)

View $468 flight on Thu, Apr 23, 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Changsha (CSX-Huanghua Intl.)

Cheap Flights from Seattle to Changsha (SEA-CSX)

Prices were available within the past 7 days and start at $468 for one-way flights and $886 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Asiana Airlines
Tue, Sep 1 - Mon, Sep 14
SEA
Seattle
CSX
Changsha
$886 Roundtrip, found 1 day ago
$886
Roundtrip
found 1 day ago
Select Asiana Airlines flight, departing Tue, Sep 1 from Seattle to Changsha, returning Mon, Sep 14, priced at $886 found 1 day ago
Korean Air
Wed, Sep 2 - Tue, Sep 15
SEA
Seattle
CSX
Changsha
$906 Roundtrip, found 1 day ago
$906
Roundtrip
found 1 day ago
Select Korean Air flight, departing Wed, Sep 2 from Seattle to Changsha, returning Tue, Sep 15, priced at $906 found 1 day ago
Korean Air
Tue, Sep 1 - Mon, Sep 14
SEA
Seattle
CSX
Changsha
$906 Roundtrip, found 1 day ago
$906
Roundtrip
found 1 day ago
Select Korean Air flight, departing Tue, Sep 1 from Seattle to Changsha, returning Mon, Sep 14, priced at $906 found 1 day ago
Asiana Airlines
Sat, Sep 26 - Mon, Oct 19
SEA
Seattle
CSX
Changsha
$934 Roundtrip, found 3 days ago
$934
Roundtrip
found 3 days ago
Select Asiana Airlines flight, departing Sat, Sep 26 from Seattle to Changsha, returning Mon, Oct 19, priced at $934 found 3 days ago
Asiana Airlines
Sat, Aug 29 - Mon, Sep 14
SEA
Seattle
CSX
Changsha
$934 Roundtrip, found 14 hours ago
$934
Roundtrip
found 14 hours ago
Select Asiana Airlines flight, departing Sat, Aug 29 from Seattle to Changsha, returning Mon, Sep 14, priced at $934 found 14 hours ago
Hainan Airlines
Sat, Sep 26 - Mon, Oct 19
SEA
Seattle
CSX
Changsha
$952 Roundtrip, found 3 days ago
$952
Roundtrip
found 3 days ago
Select Hainan Airlines flight, departing Sat, Sep 26 from Seattle to Changsha, returning Mon, Oct 19, priced at $952 found 3 days ago
Korean Air
Sat, Apr 25 - Mon, May 4
SEA
Seattle
CSX
Changsha
$956 Roundtrip, found 5 days ago
$956
Roundtrip
found 5 days ago
Select Korean Air flight, departing Sat, Apr 25 from Seattle to Changsha, returning Mon, May 4, priced at $956 found 5 days ago
Korean Air
Sat, Aug 29 - Mon, Sep 14
SEA
Seattle
CSX
Changsha
$956 Roundtrip, found 14 hours ago
$956
Roundtrip
found 14 hours ago
Select Korean Air flight, departing Sat, Aug 29 from Seattle to Changsha, returning Mon, Sep 14, priced at $956 found 14 hours ago
Alaska Airlines
Thu, Nov 5 - Mon, Nov 16
SEA
Seattle
CSX
Changsha
$992 Roundtrip, found 4 days ago
$992
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Nov 5 from Seattle to Changsha, returning Mon, Nov 16, priced at $992 found 4 days ago
Cathay Pacific
Thu, Apr 23 - Tue, May 5
SEA
Seattle
CSX
Changsha
$1,076 Roundtrip, found 11 hours ago
$1,076
Roundtrip
found 11 hours ago
Select Cathay Pacific flight, departing Thu, Apr 23 from Seattle to Changsha, returning Tue, May 5, priced at $1,076 found 11 hours ago

Alternative airports near Changsha

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Huanghua Intl. CSX. Cheapest and Closest option available. Average driving time to city center is 13 minutes. Flights from $956
CSX
Huanghua Intl.
CheapestClosest
Average driving time to city center13 min
Flights from $956

Frequently asked questions

How much does a flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Changsha (CSX-Huanghua Intl.) cost?
You can find cheap one-way flights from $468 and cheap return flights from $886 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Changsha (CSX-Huanghua Intl.) with Expedia. One-way flights generally range between $546 and $5474, and roundtrip flights usually range from $1018 to $9805. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Seattle, WA (SEA-Seattle - Tacoma Intl.) to Changsha (CSX-Huanghua Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Changsha (CSX-Huanghua Intl.)?
The cheapest month to fly from SEA to CSX is September when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Changsha (CSX-Huanghua Intl.)?
Enter SEA to CSX and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Changsha (CSX-Huanghua Intl.)?
EVA Airways is one of the cheapest airlines offering connecting flights from Seattle, WA (SEA) to Changsha (CSX) with a layover in Taoyuan Intl. (TPE), starting from around $1420. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Changsha (CSX-Huanghua Intl.)?
To find a cheap flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Changsha (CSX-Huanghua Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Changsha (CSX-Huanghua Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Changsha (CSX-Huanghua Intl.)?
The earliest flight from Seattle (Seattle - Tacoma International Airport) to Changsha (Huanghua International) usually departs at around 12:10 AM. Operated by Asiana Airlines and Korean Air, this seasonal service is available in August, giving you a head start on your travels to China. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Changsha (CSX-Huanghua Intl.)?
When flying from Seattle, WA (SEA) to Changsha (CSX), the most popular departure times are from 9am to 12pm. This time window accounts for about 25% of total traffic. Many major carriers, including Hainan Airlines, Air Canada, and United Airlines, operate flights during this period. Many travelers prefer this timing as it allows for a productive morning before their flight.
How long does it take to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Changsha (CSX-Huanghua Intl.)?
Flying from SEA to CSX with a connection usually takes about 19 hours 30 minutes, traveling roughly 6,177 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Changsha (CSX-Huanghua Intl.)?
Business class is available on flights from SEA to CSX. Airlines that offer business class service on this route include:

  • Qatar Airways
  • United Airlines
  • Turkish Airlines
  • Korean Air
  • Air Canada
  • Delta Air Lines
  • Emirates
  • Hawaiian Airlines

How do I earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Changsha (CSX-Huanghua Intl.) flight with Expedia?
It's easy to earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Changsha (CSX-Huanghua Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Changsha from Seattle - Tacoma Intl. (SEA)?
If you're planning to travel to Changsha from Seattle - Tacoma Intl. (SEA), you can fly into Huanghua Intl. (CSX) Some flights may connect through major hubs like San Francisco Intl. (SFO), Los Angeles Intl. (LAX), Vancouver Intl. (YVR) before reaching Changsha. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Changsha (CSX-Huanghua Intl.) at the last minute?
Typically, booking a last minute flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Changsha (CSX-Huanghua Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Changsha (CSX-Huanghua Intl.) flight and hotel package?
Securing a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Changsha (CSX-Huanghua Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Changsha (CSX-Huanghua Intl.)?
If you booked your Seattle, WA (SEA-Seattle - Tacoma Intl.) to Changsha (CSX-Huanghua Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Huanghua Intl.
Airlines serving
Air Canada, Air China, American Airlines, Asiana Airlines, Cathay Pacific, Hainan Airlines, Korean Air, United
Roundtrip price
$886
Distance
6176 mi

Book with confidence

Seattle to Changsha Flights

The cheapest times to fly from Seattle to Changsha

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle to Changsha are during the month of September. You can find some of the cheapest flights from Seattle to Changsha with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Changsha

Sunday is one of the best days to book for cheap flights from Seattle to Changsha: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seattle to Changsha

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle to Changsha in 2026. You can also book with separate airlines for your outbound and return journeys, from $468 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle to Changsha flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seattle to Changsha airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Seattle to Changsha Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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