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Hongqiao Intl

$386+ Cheap flights from Seattle (SEA) to Hongqiao Intl, China (SHA)

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 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SHA
Dec 20 — Dec 271
Sat 12/20
Sat 12/27
1 adult, Economy
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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Shanghai Hongqiao Intl are usually found in October or November, booked 75 days in advance, depart on a Tuesday or Saturday and return on a Friday

Find flight deals from Seattle to Hongqiao Intl

Cheapest flights from Seattle to Hongqiao Intl
Explore the most affordable flight options available from Seattle to Hongqiao Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2710:05 amSEA - SHA
2 stops44h 50mHainan Airlines
Tue 12/28:35 amSHA - SEA
1 stop15h 25mHainan Airlines
Deal found 11/19$869
This Ovago deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2710:05 amSEA - SHA
2 stops44h 50mHainan Airlines
Mon 12/17:35 pmSHA - SEA
1 stop28h 25mHainan Airlines
Deal found 11/19$872
This Gotogate deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2812:10 amSEA - SHA
1 stop17h 35mAsiana Airlines
Wed 1/1410:55 amSHA - SEA
1 stop19h 00mAsiana Airlines
Deal found 11/18$895
This Kiwi.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/269:30 pmSEA - SHA
2 stops25h 45mMultiple Airlines
Tue 12/28:35 amSHA - SEA
1 stop15h 25mMultiple Airlines
Deal found 11/19$902
This oojo deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/234:47 pmSEA - SHA
2 stops30h 33mCathay Pacific
Sun 11/3010:30 pmSHA - SEA
2 stops56h 11mCathay Pacific
Deal found 11/20$917
This oojo deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:00 amSEA - SHA
2 stops38h 20mCathay Pacific
Sun 12/710:30 pmSHA - SEA
2 stops56h 06mCathay Pacific
Deal found 11/19$942
This Kiwi.com deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/219:30 pmSEA - SHA
2 stops43h 45mMultiple Airlines
Mon 12/18:55 pmSHA - SEA
1 stop27h 05mMultiple Airlines
Deal found 11/18$949
This Kiwi.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2710:05 amSEA - SHA
1 stop30h 40mMultiple Airlines
Tue 12/28:35 amSHA - SEA
1 stop15h 25mMultiple Airlines
Deal found 11/19$951
This Kiwi.com deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/62:25 pmSEA - SHA
2 stops29h 50mMultiple Airlines
Fri 12/128:55 pmSHA - SEA
1 stop27h 05mMultiple Airlines
Deal found 11/18$968
This Kiwi.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/62:25 pmSEA - SHA
2 stops29h 00mMultiple Airlines
Tue 12/168:35 amSHA - SEA
1 stop15h 25mMultiple Airlines
Deal found 11/19$989
This Kiwi.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/62:25 pmSEA - SHA
2 stops29h 00mMultiple Airlines
Sat 12/208:35 amSHA - SEA
1 stop15h 25mMultiple Airlines
Deal found 11/19$994

Cheap flight deals from Seattle to Hongqiao Intl

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Hongqiao Intl (SHA). 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 November 20, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$724
(Asiana Airlines)

One-way from

$386
(Trip.com)

Popular in

July

Cheapest in

October

Average price

$980
Provider with most accurate pricing for Seattle/Tacoma Intl-Shanghai Hongqiao Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Shanghai Hongqiao Intl flights.
Search Deals
From Seattle/Tacoma Intl to Shanghai Hongqiao Intl
Search Deals
One-way flight from Seattle/Tacoma Intl to Shanghai Hongqiao Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($143 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Hongqiao Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 20, 2025.
Use the filters below to find and compare flights from Seattle to Shanghai Hongqiao Intl Airport that are best for you.

Fly from

Seattle

Fly to

Hongqiao Intl

Route

Depart

Return

Price

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Wed 1/21

12:10 am-9:45 am

1 stop17h 35m

Shanghai Hongqiao Intl

Mon 3/2

10:55 am-1:55 pm

1 stop19h 00m

$724

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Tue 1/13

11:00 am-5:10 pm

1 stop38h 10m

Shanghai Hongqiao Intl

Mon 3/2

6:25 pm-9:00 am

1 stop30h 35m

$724

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Mon 1/19

12:10 am-9:45 am

1 stop17h 35m

Shanghai Hongqiao Intl

Mon 3/2

10:55 am-1:55 pm

1 stop19h 00m

$724

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Sun 1/18

11:00 am-5:10 pm

1 stop38h 10m

Shanghai Hongqiao Intl

Thu 2/26

6:25 pm-9:00 am

1 stop30h 35m

$724

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Wed 4/15

12:50 pm-5:05 pm

1 stop37h 15m

Shanghai Hongqiao Intl

Sun 4/26

6:25 pm-10:40 am

1 stop31h 15m

$724

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Sun 1/18

12:10 am-9:45 am

1 stop17h 35m

Shanghai Hongqiao Intl

Fri 2/27

10:55 am-1:55 pm

1 stop19h 00m

$724

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Sat 1/17

5:59 pm-5:10 pm

2 stops31h 11m

Shanghai Hongqiao Intl

Sun 3/1

6:25 pm-9:00 am

1 stop30h 35m

$730

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Mon 1/19

3:15 pm-5:10 pm

2 stops33h 55m

Shanghai Hongqiao Intl

Mon 3/2

6:25 pm-9:00 am

1 stop30h 35m

$730

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Sat 1/17

5:59 pm-5:10 pm

2 stops31h 11m

Shanghai Hongqiao Intl

Sat 2/28

6:25 pm-9:00 am

1 stop30h 35m

$730

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Thu 1/22

2:02 pm-5:10 pm

2 stops35h 08m

Shanghai Hongqiao Intl

Thu 2/26

6:25 pm-9:00 am

1 stop30h 35m

$730

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 22 results
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Compare providers for flights from Seattle to Hongqiao Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Hongqiao Intl in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

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

Have a flexible travel schedule? Discover the best time to fly to Hongqiao Intl 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.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Shanghai Hongqiao Intl Airport

How far ahead should I book a flight from Seattle to Shanghai Hongqiao Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Hongqiao Intl. Price data was last updated on November 14, 2025.

Booking 75 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Shanghai Hongqiao Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Seattle to Shanghai Hongqiao Intl Airport?

Currently, March is the cheapest month in which you can book a flight from Seattle to Shanghai Hongqiao Intl Airport (average of $435). Flying from Seattle to Shanghai Hongqiao Intl Airport in July is currently the most expensive (average of $1,055). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from Seattle to Hongqiao Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2025.

It’s typically best to fly out from Seattle to Shanghai Hongqiao Intl Airport in the evening. Doing so could potentially save you 15% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Seattle to Shanghai Hongqiao Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Hongqiao Intl. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Seattle to Shanghai Hongqiao Intl Airport flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Hongqiao Intl

Get insights into the airlines that provide service to Hongqiao Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Hongqiao Intl. Reviews last updated November 20, 2025.
Read reviews from past customers who have flown Korean Air, China Airlines, and Asiana Airlines from Seattle to Shanghai Hongqiao Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,167 reviews

Entertainment

8.2

Crew

8.7

Boarding

8.5

Food

8.1

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,167 reviews
Korean Air
8.4
Very good
1,167 reviews

Entertainment

8.2

Crew

8.7

Boarding

8.5

Food

8.1

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
China Airlines
8.3
Very good
782 reviews
Korean Air
8.4
Very good
1,167 reviews

Entertainment

8.2

Crew

8.7

Boarding

8.5

Food

8.1

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Asiana Airlines
8.2
Very good
487 reviews
Korean Air
8.4
Very good
1,167 reviews

Entertainment

8.2

Crew

8.7

Boarding

8.5

Food

8.1

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Delta
7.9
Good
8,002 reviews
Korean Air
8.4
Very good
1,167 reviews

Entertainment

8.2

Crew

8.7

Boarding

8.5

Food

8.1

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Air Canada
7.1
Good
10,462 reviews
Korean Air
8.4
Very good
1,167 reviews

Entertainment

8.2

Crew

8.7

Boarding

8.5

Food

8.1

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Related info for your journey

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

  • What airport do you fly from for flights from Seattle to Shanghai Hongqiao Intl?

    For a flight from Seattle to Shanghai Hongqiao Intl, you will be flying from Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city. Seattle/Tacoma Intl is the only Seattle airport and it handles 0 outbound flights to Shanghai Hongqiao Intl per day. 8 airlines have flights to Shanghai Hongqiao Intl from Seattle/Tacoma Intl on a regular basis.

  • How long is the flight from Seattle to Shanghai Hongqiao Intl Airport?

    Departing from Seattle to Shanghai Hongqiao Intl Airport will take you 17h 35m. There are 5719 mi between Seattle and Shanghai Hongqiao Intl Airport. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Seattle to Shanghai Hongqiao Intl Airport round-trip?

    Flying on Hainan Airlines is currently your cheapest option to Shanghai Hongqiao Intl Airport, with prices starting at $472. Additional round-trip tickets that might be worth considering are offered by Delta and Asiana Airlines, with the lowest prices starting at $505 and $602, respectively. Hainan Airlines is 57% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Seattle to Hongqiao Intl that include hotel bookings?

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

  • How can I find direct flights from Seattle to Hongqiao Intl?

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

  • Can I find deals for business class flights from Seattle to Hongqiao Intl?

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

  • What is the cheapest month to book a flight from Seattle to Shanghai Hongqiao Intl Airport?

    Currently, March is the cheapest month in which you can book a flight from Seattle to Shanghai Hongqiao Intl Airport (average of $435). Flying from Seattle to Shanghai Hongqiao Intl Airport in July is currently the most expensive (average of $1,055). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 8 airlines flying from Seattle to Hongqiao Intl

Discover the top 8 airlines that operate flights from Seattle to Hongqiao Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hainan AirlinesCheapest$472Average$769FlexibilityNo cancel feeOn-time61%
DeltaCheapest$505Average$1,164FlexibilityNo cancel feeOn-timeN/A
Asiana AirlinesCheapest$602Average$966FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$673Average$997FlexibilityNo cancel feeOn-time81%
Air CanadaCheapest$719Average$1,176FlexibilityNo cancel feeOn-time67%
China AirlinesCheapest$825Average$1,126FlexibilityNo cancel feeOn-time70%
ANACheapest$915Average$1,288FlexibilityNo cancel feeOn-time80%
EVA AirCheapest$1,057Average$1,183FlexibilityNo cancel feeOn-time74%

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