
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Changsha (CSX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $837 (FlightHub) |
One-way from | $473 (FlightHub) |
Fly from
Fly to
Route
Depart
Return
SeattleChangsha
SEA Seattle/Tacoma Intl - CSX Changsha Huanghua Intl
SEACSX
Seattle/Tacoma Intl
Wed 9/30
4:59 pm-11:00 am
2 stops27h 01m
Changsha Huanghua Intl
Wed 10/21
12:00 pm-10:05 am
1 stop37h 05m
SeattleChangsha
SEA Seattle/Tacoma Intl - CSX Changsha Huanghua Intl
SEACSX
Seattle/Tacoma Intl
Wed 9/30
11:45 am-11:00 am
1 stop32h 15m
Changsha Huanghua Intl
Wed 10/21
12:00 pm-10:05 am
1 stop37h 05m
SeattleChangsha
SEA Seattle/Tacoma Intl - CSX Changsha Huanghua Intl
SEACSX
Seattle/Tacoma Intl
Tue 10/13
12:50 pm-12:05 am
1 stop20h 15m
Changsha Huanghua Intl
Wed 10/21
1:05 am-10:40 am
1 stop24h 35m
SeattleChangsha
SEA Seattle/Tacoma Intl - CSX Changsha Huanghua Intl
SEACSX
Seattle/Tacoma Intl
Thu 10/15
12:50 pm-12:05 am
1 stop20h 15m
Changsha Huanghua Intl
Wed 10/21
1:05 am-10:40 am
1 stop24h 35m
SeattleChangsha
SEA Seattle/Tacoma Intl - CSX Changsha Huanghua Intl
SEACSX
Seattle/Tacoma Intl
Thu 9/17
12:50 pm-12:05 am
1 stop20h 15m
Changsha Huanghua Intl
Wed 9/23
1:05 am-10:40 am
1 stop24h 35m
SeattleChangsha
SEA Seattle/Tacoma Intl - CSX Changsha Huanghua Intl
SEACSX
Seattle/Tacoma Intl
Thu 10/1
12:50 pm-12:05 am
1 stop20h 15m
Changsha Huanghua Intl
Wed 10/21
1:05 am-10:40 am
1 stop24h 35m
SeattleChangsha
SEA Seattle/Tacoma Intl - CSX Changsha Huanghua Intl
SEACSX
Seattle/Tacoma Intl
Sun 9/27
12:50 pm-1:00 am
1 stop21h 10m
Changsha Huanghua Intl
Fri 10/23
1:05 am-10:40 am
1 stop24h 35m
SeattleChangsha
SEA Seattle/Tacoma Intl - CSX Changsha Huanghua Intl
SEACSX
Seattle/Tacoma Intl
Wed 9/30
12:50 pm-12:05 am
1 stop20h 15m
Changsha Huanghua Intl
Fri 10/23
1:05 am-10:40 am
1 stop24h 35m
SeattleChangsha
SEA Seattle/Tacoma Intl - CSX Changsha Huanghua Intl
SEACSX
Seattle/Tacoma Intl
Tue 9/29
12:50 pm-12:05 am
1 stop20h 15m
Changsha Huanghua Intl
Fri 10/2
1:05 am-10:40 am
1 stop24h 35m
SeattleChangsha
SEA Seattle/Tacoma Intl - CSX Changsha Huanghua Intl
SEACSX
Seattle/Tacoma Intl
Tue 9/29
11:45 am-12:00 pm
1 stop33h 15m
Changsha Huanghua Intl
Sat 10/3
12:00 pm-6:31 pm
2 stops21h 31m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
Crew
Comfort
Overall
Boarding
Entertainment
Food
Reviews
Anonymous,Jun 2026
SFO - ICN
Crew
Comfort
Overall
Boarding
Entertainment
Food
Reviews
Anonymous,Jun 2026
SFO - ICN
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.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$701 | Average$1,209 | FlexibilityNo cancel fee | On-time76% |