How long is the flight from Changsha to Seattle?

Cathay Pacific and Korean Air can get you from Changsha to Seattle in just under 35h 45m. Your travel time can differ by up to 20m. The distance from Changsha to Seattle is about 6172 mi. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

What is the cheapest time of day to fly from CSX to SEA?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Changsha to Seattle as you normally would.

Most accurate provider : When it comes to deals on Changsha-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Changsha-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Changsha-Seattle flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Changsha-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Changsha-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Changsha to Seattle that include hotel bookings?

Yes. In addition to deals on Changsha to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Changsha to Seattle?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Changsha to Seattle.

Can I find deals for business class flights from Changsha to Seattle?

Yes. Cheapflights offers flight deals from Changsha to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$448+ Flights from Changsha to Seattle

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1. Tell us where you want to go

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Cheap flight deals from Changsha to Seattle

Cheapest flights from Changsha to Seattle
Explore the most affordable flight options available from Changsha to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

Fri 3/69:15 pm

CSX

SEA

2 stops35h 45m

Cathay Pacific

Tue 3/106:10 am

SEA

CSX

2 stops37h 40m

Cathay Pacific

Deal found 1/25

$893

Fri 3/612:55 pm

CSX

SEA

1 stop36h 05m

Korean Air

Tue 3/1012:00 pm

SEA

CSX

1 stop32h 40m

Korean Air

Deal found 1/26

$1,457

Best flights from Changsha to Seattle
Discover carefully curated flight deals from Changsha to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 28, 2026.

Fri 3/69:15 pm

CSX

SEA

2 stops35h 45m

Cathay Pacific

Tue 3/106:10 am

SEA

CSX

2 stops37h 40m

Cathay Pacific

Deal found 1/25

$893

Fri 3/612:55 pm

CSX

SEA

1 stop36h 05m

Korean Air

Tue 3/1012:00 pm

SEA

CSX

1 stop32h 40m

Korean Air

Deal found 1/26

$1,457

One-way flights from Changsha to Seattle
Search for one-way flight options from Changsha to Seattle. Find affordable one-way fares based on user searches. Data last updated January 28, 2026.

Fri 5/153:30 pm

CSX

SEA

1 stop32h 30m

Hainan Airlines

Deal found 1/26

$448

Fri 3/207:30 pm

CSX

SEA

1 stop28h 30m

Hainan Airlines

Deal found 1/26

$455

Fri 5/157:50 am

CSX

SEA

2 stops24h 05m

China Eastern

Deal found 1/26

$492

Wed 5/1312:40 am

CSX

SEA

1 stop29h 15m

Asiana Airlines

Deal found 1/26

$494

Tue 5/121:25 pm

CSX

SEA

2 stops34h 32m

Multiple Airlines

Deal found 1/26

$506

Sun 3/229:15 pm

CSX

SEA

2 stops38h 13m

Multiple Airlines

Deal found 1/26

$508

Wed 3/259:30 pm

CSX

SEA

2 stops26h 35m

Hainan Airlines

Deal found 1/26

$512

Sat 3/2112:05 pm

CSX

SEA

2 stops26h 11m

Cathay Pacific

Deal found 1/26

$521

Thu 3/191:05 pm

CSX

SEA

2 stops24h 37m

Cathay Pacific

Deal found 1/26

$527

Fri 3/209:15 pm

CSX

SEA

2 stops28h 47m

Cathay Pacific

Deal found 1/26

$529

Thu 3/1912:55 pm

CSX

SEA

1 stop36h 05m

Korean Air

Deal found 1/26

$530

Mon 3/239:15 pm

CSX

SEA

2 stops33h 27m

Cathay Pacific

Deal found 1/26

$535

Find flight deals from Changsha to Seattle

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$893 (Cathay Pacific)
One-way from	$448 (oojo)

Provider with most accurate pricing for Changsha Huanghua Intl-Seattle/Tacoma Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Changsha Huanghua Intl-Seattle/Tacoma Intl flights.

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From Changsha Huanghua Intl to Seattle/Tacoma Intl

Search Deals

One-way flight from Changsha Huanghua Intl to Seattle/Tacoma Intl

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

ChangshaSeattle

CSX - SEA

CSXSEA

Changsha Huanghua Intl

Fri 3/6

9:15 pm-5:00 pm

2 stops35h 45m

Seattle/Tacoma Intl

Tue 3/10

6:10 am-10:50 am

2 stops37h 40m

$893

ChangshaSeattle

CSX - SEA

CSXSEA

Changsha Huanghua Intl

Fri 3/6

12:55 pm-9:00 am

1 stop36h 05m

Seattle/Tacoma Intl

Tue 3/10

12:00 pm-11:40 am

1 stop32h 40m

$1,457

ChangshaSeattle

CSX - SEA

CSXSEA

Changsha Huanghua Intl

Fri 5/15

3:30 pm-9:00 am

1 stop32h 30m

$448

ChangshaSeattle

CSX - SEA

CSXSEA

Changsha Huanghua Intl

Tue 3/24

7:30 am-9:00 am

1 stop16h 30m

$455

ChangshaSeattle

CSX - SEA

CSXSEA

Changsha Huanghua Intl

Wed 5/13

12:40 am-2:55 pm

1 stop29h 15m

$494

ChangshaSeattle

CSX - SEA

CSXSEA

Changsha Huanghua Intl

Thu 5/14

7:35 am-8:57 am

2 stops40h 22m

$506

ChangshaSeattle

CSX - SEA

CSXSEA

Changsha Huanghua Intl

Sun 3/22

9:15 pm-8:28 pm

2 stops38h 13m

$508

ChangshaSeattle

CSX - SEA

CSXSEA

Changsha Huanghua Intl

Wed 3/25

9:30 pm-9:05 am

2 stops26h 35m

$512

ChangshaSeattle

CSX - SEA

CSXSEA

Changsha Huanghua Intl

Sat 3/21

12:05 pm-11:16 pm

2 stops26h 11m

$521

ChangshaSeattle

CSX - SEA

CSXSEA

Changsha Huanghua Intl

Tue 3/24

12:05 pm-10:42 pm

2 stops25h 37m

$527

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 14 results

Most accurate provider: When it comes to deals on Changsha-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Changsha-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Changsha-Seattle flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Changsha-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Changsha-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Changsha to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Changsha with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

How long is the flight from Changsha to Seattle?
Cathay Pacific and Korean Air can get you from Changsha to Seattle in just under 35h 45m. Your travel time can differ by up to 20m. The distance from Changsha to Seattle is about 6172 mi. This flight may include one or multiple stops.
Can I find deals for flights from Changsha to Seattle that include hotel bookings?
Yes. In addition to deals on Changsha to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Changsha to Seattle?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Changsha to Seattle.
Can I find deals for business class flights from Changsha to Seattle?
Yes. Cheapflights offers flight deals from Changsha to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$448+ Cheap flights from Changsha (CSX) to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/15. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Changsha to Seattle with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Changsha to Seattle

Cheapest flights from Changsha to SeattleExplore the most affordable flight options available from Changsha to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

Explore the most affordable flight options available from Changsha to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

Find flight deals from Changsha to Seattle

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Changsha to Seattle that are best for you.

Best time to book a flight from Changsha to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Changsha with our price prediction graph.

Related info for your journey

Find useful and relevant information for your journey from Changsha to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Changsha to Seattle?

Can I find deals for flights from Changsha to Seattle that include hotel bookings?

How can I find direct flights from Changsha to Seattle?

Can I find deals for business class flights from Changsha to Seattle?

Traveling to a place near Seattle?

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Cheapest flights from Changsha to Seattle
Explore the most affordable flight options available from Changsha to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.