How long is the flight from Seattle to Changsha?

A quick flight from Seattle to Changsha can take about 27h 05m. Cathay Pacific provides one of the quickest options available for as low as $916. The distance from Seattle to Changsha is about 6172 mi. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Changsha ranges from 1.6 - 8.3 inches per month. May is typically the wettest month, when rainfall can reach 8.3 in. December is typically the driest time to visit Changsha when rainfall is around 1.6 in.

If weather is an important factor for your trip to Changsha, 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 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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

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

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

Most trusted provider : When it comes to deals on Seattle-Changsha flights, Cheapflights users trust eDreams the most. eDreams 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 Seattle-Changsha 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 Seattle to Changsha that include hotel bookings?

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

How can I find direct flights from Seattle to Changsha?

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

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

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

$422+ Flights from Seattle to Changsha

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Cheap flight deals from Seattle to Changsha

Cheapest flights from Seattle to Changsha
Explore the most affordable flight options available from Seattle to Changsha. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.

Mon 12/293:40 pmSEA - CSX

2 stops31h 05mMultiple Airlines

Thu 1/112:55 pmCSX - SEA

1 stop16h 50mMultiple Airlines

Deal found 12/15

$1,814

Mon 12/2911:00 amSEA - CSX

1 stop32h 40mKorean Air

Thu 1/112:55 pmCSX - SEA

1 stop36h 05mKorean Air

Deal found 12/15

$1,970

Mon 12/297:13 amSEA - CSX

2 stops24h 32mChina Eastern

Thu 1/17:40 amCSX - SEA

2 stops25h 17mChina Eastern

Deal found 12/15

$2,184

Best flights from Seattle to Changsha
Discover carefully curated flight deals from Seattle to Changsha that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 16, 2025.

Thu 1/83:45 pmSEA - CSX

2 stops27h 05mCathay Pacific

Thu 2/51:05 pmCSX - SEA

2 stops24h 53mCathay Pacific

Deal found 12/15

$916

Mon 3/93:52 pmSEA - CSX

2 stops37h 13mMultiple Airlines

Sun 3/159:15 pmCSX - SEA

2 stops29h 33mMultiple Airlines

Deal found 12/15

$920

Mon 1/59:35 pmSEA - CSX

2 stops46h 05mKorean Air

Fri 1/3012:55 pmCSX - SEA

1 stop36h 05mKorean Air

Deal found 12/13

$1,060

Thu 1/83:45 pmSEA - CSX

3 stops32h 40mMultiple Airlines

Thu 2/56:10 pmCSX - SEA

2 stops29h 05mMultiple Airlines

Deal found 12/15

$990

Mon 1/55:59 pmSEA - CSX

2 stops34h 06mCathay Pacific

Fri 1/309:15 pmCSX - SEA

2 stops39h 19mCathay Pacific

Deal found 12/13

$1,041

Mon 3/912:00 pmSEA - CSX

1 stop32h 40mKorean Air

Sun 3/1512:55 pmCSX - SEA

1 stop36h 05mKorean Air

Deal found 12/15

$1,105

Fri 1/307:55 pmSEA - CSX

2 stops56h 10mCathay Pacific

Sat 2/2112:05 pmCSX - SEA

2 stops61h 26mCathay Pacific

Deal found 12/14

$1,103

Thu 1/83:45 pmSEA - CSX

2 stops51h 55mKorean Air

Thu 2/512:55 pmCSX - SEA

1 stop36h 05mKorean Air

Deal found 12/15

$1,123

Mon 1/55:59 pmSEA - CSX

3 stops30h 26mMultiple Airlines

Fri 1/306:10 pmCSX - SEA

2 stops31h 51mMultiple Airlines

Deal found 12/13

$1,187

Thu 4/305:40 pmSEA - CSX

2 stops50h 40mKorean Air

Mon 5/412:30 pmCSX - SEA

2 stops46h 24mKorean Air

Deal found 12/12

$1,179

Last-minute flights from Seattle to Changsha
Discover last-minute flight deals from Seattle to Changsha. Data last updated December 16, 2025 and is based on user searches.

Mon 1/55:59 pmSEA - CSX

2 stops34h 06mCathay Pacific

Fri 1/309:15 pmCSX - SEA

2 stops39h 19mCathay Pacific

Deal found 12/13

$1,041

Mon 1/59:35 pmSEA - CSX

2 stops46h 05mKorean Air

Fri 1/3012:55 pmCSX - SEA

1 stop36h 05mKorean Air

Deal found 12/13

$1,060

Mon 1/55:59 pmSEA - CSX

3 stops30h 26mMultiple Airlines

Fri 1/306:10 pmCSX - SEA

2 stops31h 51mMultiple Airlines

Deal found 12/13

$1,187

Thu 1/83:45 pmSEA - CSX

2 stops27h 05mCathay Pacific

Thu 2/51:05 pmCSX - SEA

2 stops24h 53mCathay Pacific

Deal found 12/15

$916

Thu 1/83:45 pmSEA - CSX

3 stops32h 40mMultiple Airlines

Thu 2/56:10 pmCSX - SEA

2 stops29h 05mMultiple Airlines

Deal found 12/15

$990

Thu 1/83:45 pmSEA - CSX

2 stops51h 55mKorean Air

Thu 2/512:55 pmCSX - SEA

1 stop36h 05mKorean Air

Deal found 12/15

$1,123

Fri 1/307:55 pmSEA - CSX

2 stops56h 10mCathay Pacific

Sat 2/2112:05 pmCSX - SEA

2 stops61h 26mCathay Pacific

Deal found 12/14

$1,103

Fri 1/307:30 pmSEA - CSX

2 stops36h 05mAsiana Airlines

Fri 2/201:00 amCSX - SEA

1 stop28h 55mAsiana Airlines

Deal found 12/14

$1,411

One-way flights from Seattle to Changsha
Search for one-way flight options from Seattle to Changsha. Find affordable one-way fares based on user searches. Data last updated December 16, 2025.

Wed 3/1112:10 amSEA - CSX

2 stops28h 55mMultiple Airlines

Deal found 12/15

$422

Sat 12/207:45 pmSEA - CSX

3 stops47h 05mMultiple Airlines

Deal found 12/14

$1,258

Find flight deals from Seattle to Changsha

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$905 (Korean Air)
One-way from	$422 (Trip.com)

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

Search Deals

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

Search Deals

From Seattle/Tacoma Intl to Changsha Huanghua Intl

Search Deals

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

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

SeattleChangsha

SEA - CSX

SEACSX

Seattle/Tacoma Intl

Thu 1/8

3:45 pm-10:50 am

2 stops27h 05m

Changsha Huanghua Intl

Thu 2/5

1:05 pm-9:58 pm

2 stops24h 53m

$916

SeattleChangsha

SEA - CSX

SEACSX

Seattle/Tacoma Intl

Mon 3/9

3:52 pm-8:05 pm

2 stops37h 13m

Changsha Huanghua Intl

Sun 3/15

9:15 pm-11:48 am

2 stops29h 33m

$920

SeattleChangsha

SEA - CSX

SEACSX

Seattle/Tacoma Intl

Thu 1/8

3:45 pm-4:25 pm

3 stops32h 40m

Changsha Huanghua Intl

Thu 2/5

6:10 pm-7:15 am

2 stops29h 05m

$990

SeattleChangsha

SEA - CSX

SEACSX

Seattle/Tacoma Intl

Mon 1/5

5:59 pm-8:05 pm

2 stops34h 06m

Changsha Huanghua Intl

Fri 1/30

9:15 pm-8:34 pm

2 stops39h 19m

$1,041

SeattleChangsha

SEA - CSX

SEACSX

Seattle/Tacoma Intl

Mon 1/5

9:35 pm-11:40 am

2 stops46h 05m

Changsha Huanghua Intl

Fri 1/30

12:55 pm-9:00 am

1 stop36h 05m

$1,060

SeattleChangsha

SEA - CSX

SEACSX

Seattle/Tacoma Intl

Fri 1/30

7:55 pm-8:05 pm

2 stops56h 10m

Changsha Huanghua Intl

Sat 2/21

12:05 pm-9:31 am

2 stops61h 26m

$1,103

SeattleChangsha

SEA - CSX

SEACSX

Seattle/Tacoma Intl

Mon 3/9

12:00 pm-11:40 am

1 stop32h 40m

Changsha Huanghua Intl

Sun 3/15

12:55 pm-10:00 am

1 stop36h 05m

$1,105

SeattleChangsha

SEA - CSX

SEACSX

Seattle/Tacoma Intl

Thu 1/8

3:45 pm-11:40 am

2 stops51h 55m

Changsha Huanghua Intl

Thu 2/5

12:55 pm-9:00 am

1 stop36h 05m

$1,123

SeattleChangsha

SEA - CSX

SEACSX

Seattle/Tacoma Intl

Thu 4/30

5:40 pm-11:20 am

2 stops50h 40m

Changsha Huanghua Intl

Mon 5/4

12:30 pm-7:54 pm

2 stops46h 24m

$1,179

SeattleChangsha

SEA - CSX

SEACSX

Seattle/Tacoma Intl

Mon 1/5

5:59 pm-4:25 pm

3 stops30h 26m

Changsha Huanghua Intl

Fri 1/30

6:10 pm-10:01 am

2 stops31h 51m

$1,187

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 12 results

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

Have a flexible travel schedule? Discover the best time to fly to Changsha from Seattle 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.

Reviews of airlines servicing Changsha

Peruse reviews from past customers who have flown with Hainan Airlines and Asiana Airlines from Seattle to Changsha to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Hainan Airlines

8.3

Very good

58 reviews

Reviews

1 / 2

10.0

Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.

Hainan Airlines

8.3

Very good

58 reviews

Hainan Airlines

8.3

Very good

58 reviews

Reviews

1 / 2

10.0

Excellent

Anonymous,Mar 2025

CAN - PEK

Asiana Airlines

8.2

Very good

493 reviews

Hainan Airlines

8.3

Very good

58 reviews

Reviews

1 / 2

10.0

Excellent

Anonymous,Mar 2025

CAN - PEK

Related info for your journey

How long is the flight from Seattle to Changsha?
A quick flight from Seattle to Changsha can take about 27h 05m. Cathay Pacific provides one of the quickest options available for as low as $916. The distance from Seattle to Changsha is about 6172 mi. This flight may include one or multiple stops.
Can I find deals for flights from Seattle to Changsha that include hotel bookings?
Yes. In addition to deals on Seattle to Changsha flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Seattle to Changsha?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Changsha.
Can I find deals for business class flights from Seattle to Changsha?
Yes. Cheapflights offers flight deals from Seattle to Changsha by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Seattle to Changsha

Portland to Changsha flights

Top 2 airlines flying from Seattle to Changsha

Airline	Cheapest	Average	Flexibility	On-time
Hainan Airlines	Cheapest$826	Average$881	FlexibilityNo cancel fee	On-time61%
Asiana Airlines	Cheapest$904	Average$1,190	FlexibilityNo cancel fee	On-time76%

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$422+ Cheap flights from Seattle (SEA) to Changsha (CSX)

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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Seattle to Changsha with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Seattle to Changsha

Cheapest flights from Seattle to ChangshaExplore the most affordable flight options available from Seattle to Changsha. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.

Explore the most affordable flight options available from Seattle to Changsha. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.

Find flight deals from Seattle to Changsha

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 Seattle to Changsha that are best for you.

Best time to book a flight from Seattle to Changsha

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

Reviews of airlines servicing Changsha

Peruse reviews from past customers who have flown with Hainan Airlines and Asiana Airlines from Seattle to Changsha to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Changsha. 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 Seattle to Changsha?

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

How can I find direct flights from Seattle to Changsha?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Seattle to Changsha

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Seattle to Changsha

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Cheapest flights from Seattle to Changsha
Explore the most affordable flight options available from Seattle to Changsha. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.