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Hongqiao Intl

$401+ 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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SHA
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Shanghai Hongqiao Intl are usually found in March or August, booked 11 days in advance, depart on a Tuesday or Saturday and return on a Friday

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 September 17, 2025.

Round-trip from

$693
(oojo)

One-way from

$401
(Kiwi.com)

Popular in

July

Cheapest in

March

Average price

$1,066
From Seattle/Tacoma Intl to Shanghai Hongqiao Intl
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One-way flight from Seattle/Tacoma Intl to Shanghai Hongqiao Intl
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Highest demand for flights based on searches. 8% potential increase in price ($109 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 September 17, 2025.

This FlightHub deal was found by Cheapflights users on 9/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2210:00 amSEA - SHA
1 stop17h 40mHainan Airlines
Tue 12/168:35 amSHA - SEA
1 stop15h 25mHainan Airlines
Deal found 9/16$715
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Tue 10/2111:00 amSEA - SHA
1 stop21h 05mHainan Airlines
Tue 10/288:35 amSHA - SEA
1 stop15h 25mHainan Airlines
Deal found 9/16$748
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Tue 10/2811:00 amSEA - SHA
1 stop17h 40mHainan Airlines
Sat 11/18:35 amSHA - SEA
1 stop15h 25mHainan Airlines
Deal found 9/17$758
This KAYAK deal was found by Cheapflights users on 9/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2811:00 amSEA - SHA
1 stop17h 40mHainan Airlines
Mon 11/311:40 amSHA - SEA
1 stop36h 20mHainan Airlines
Deal found 9/17$765
This FlightHub deal was found by Cheapflights users on 9/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2711:00 amSEA - SHA
1 stop32h 00mHainan Airlines
Sat 10/118:20 amSHA - SEA
1 stop15h 40mHainan Airlines
Deal found 9/17$775
This oojo deal was found by Cheapflights users on 9/17. 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.
Sat 10/2511:00 amSEA - SHA
1 stop17h 40mHainan Airlines
Fri 10/3111:40 amSHA - SEA
1 stop36h 20mHainan Airlines
Deal found 9/17$778
This IEagle deal was found by Cheapflights users on 9/17. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2511:00 amSEA - SHA
1 stop31h 35mHainan Airlines
Sat 11/18:35 amSHA - SEA
1 stop15h 25mHainan Airlines
Deal found 9/17$785
This KAYAK deal was found by Cheapflights users on 9/15. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2311:00 amSEA - SHA
1 stop32h 00mHainan Airlines
Fri 10/108:15 pmSHA - SEA
1 stop27h 45mHainan Airlines
Deal found 9/15$825
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 11/111:00 amSEA - SHA
1 stop17h 40mHainan Airlines
Sat 11/88:35 amSHA - SEA
1 stop15h 25mHainan Airlines
Deal found 9/16$829
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 10/2511:00 amSEA - SHA
1 stop17h 40mHainan Airlines
Tue 11/48:35 amSHA - SEA
1 stop15h 25mHainan Airlines
Deal found 9/16$837
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 10/2511:00 amSEA - SHA
1 stop17h 40mHainan Airlines
Tue 10/288:35 amSHA - SEA
1 stop15h 25mHainan Airlines
Deal found 9/17$849
This KAYAK deal was found by Cheapflights users on 9/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2511:00 amSEA - SHA
1 stop31h 35mHainan Airlines
Mon 11/311:40 amSHA - SEA
1 stop36h 20mHainan Airlines
Deal found 9/17$850

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 September 17, 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

Tue 10/28

11:00 am-7:40 pm

1 stop17h 40m

Shanghai Hongqiao Intl

Sat 11/1

8:35 am-9:00 am

1 stop15h 25m

$758

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Tue 10/28

11:00 am-10:50 pm

1 stop20h 50m

Shanghai Hongqiao Intl

Mon 11/3

8:55 pm-8:00 am

1 stop27h 05m

$765

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Sun 10/12

11:35 pm-3:30 pm

2 stops24h 55m

Shanghai Hongqiao Intl

Sat 11/22

8:35 am-8:00 am

1 stop15h 25m

$890

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Sat 2/28

12:10 am-9:45 am

1 stop17h 35m

Shanghai Hongqiao Intl

Sun 3/22

10:55 am-2:55 pm

1 stop19h 00m

$925

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Fri 2/27

12:10 am-9:45 am

1 stop17h 35m

Shanghai Hongqiao Intl

Sat 3/28

10:55 am-2:55 pm

1 stop19h 00m

$925

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Mon 2/23

12:10 am-9:45 am

1 stop17h 35m

Shanghai Hongqiao Intl

Sun 3/22

10:55 am-2:55 pm

1 stop19h 00m

$925

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Mon 2/23

12:10 am-9:45 am

1 stop17h 35m

Shanghai Hongqiao Intl

Mon 3/23

10:55 am-2:55 pm

1 stop19h 00m

$925

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Mon 10/27

12:00 pm-5:10 pm

1 stop38h 10m

Shanghai Hongqiao Intl

Fri 10/31

6:25 pm-10:00 am

1 stop30h 35m

$935

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Sun 10/26

12:00 pm-5:10 pm

1 stop38h 10m

Shanghai Hongqiao Intl

Wed 10/29

6:25 pm-10:00 am

1 stop30h 35m

$935

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Sun 3/1

11:00 am-5:10 pm

1 stop38h 10m

Shanghai Hongqiao Intl

Wed 3/25

6:25 pm-10:00 am

1 stop30h 35m

$935

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 24 results
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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 September 12, 2025.

Booking 11 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, September is the cheapest month in which you can book a flight from Seattle to Shanghai Hongqiao Intl Airport (average of $1,076). Flying from Seattle to Shanghai Hongqiao Intl Airport in June is currently the most expensive (average of $1,573). 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 September 17, 2025.

It’s typically best to fly out from Seattle to Shanghai Hongqiao Intl Airport in the evening. Doing so could potentially save you 16% 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 September 17, 2025.
Read reviews from past customers who have flown Korean Air, ANA, 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
1,140 reviews

Entertainment

8.2

Overall

8.4

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

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
1,140 reviews
Korean Air
8.4
Very good
1,140 reviews

Entertainment

8.2

Overall

8.4

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

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.
ANA
8.4
Very good
964 reviews
Korean Air
8.4
Very good
1,140 reviews

Entertainment

8.2

Overall

8.4

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

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
481 reviews
Korean Air
8.4
Very good
1,140 reviews

Entertainment

8.2

Overall

8.4

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

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
8.0
Very good
7,961 reviews
Korean Air
8.4
Very good
1,140 reviews

Entertainment

8.2

Overall

8.4

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

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
10,000 reviews
Korean Air
8.4
Very good
1,140 reviews

Entertainment

8.2

Overall

8.4

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

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 $457. Additional round-trip tickets that might be worth considering are offered by Delta and Air Canada, with the lowest prices starting at $528 and $719, respectively. Hainan Airlines is 60% cheaper than the average price of flights available within the next 90 days to this destination.

  • Where are the most common layover locations when flying from Seattle to Shanghai Hongqiao Intl Airport?

    The most popular layover on flights from Seattle to Shanghai Hongqiao Intl Airport is Tokyo.

  • What are some popular things to do or see while on a layover in Tokyo?

    Most Tokyo visitors opt to spend their time experiencing Akihabara Electric Town, Tsukiji Outer Market, and Tokyo Tower. Akihabara Electric Town, Tsukiji Outer Market, and Tokyo Tower are located about 10.3 mi, 7.9 mi, and 7.9 mi, respectively from Tokyo Haneda. Travelers can rent a car at Tokyo Haneda for an average daily rate of $56 to make sightseeing during their layover a little easier.

  • Where are the least popular layover locations for Seattle to Shanghai Hongqiao Intl Airport flights?

    Flights departing from Seattle and landing in Shanghai Hongqiao Intl Airport layover in Taipei City least frequently.

  • 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, September is the cheapest month in which you can book a flight from Seattle to Shanghai Hongqiao Intl Airport (average of $1,076). Flying from Seattle to Shanghai Hongqiao Intl Airport in June is currently the most expensive (average of $1,573). 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

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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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hainan AirlinesCheapest$457Average$931FlexibilityNo cancel feeOn-time61%
DeltaCheapest$528Average$1,189FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$719Average$1,188FlexibilityNo cancel feeOn-time67%
China AirlinesCheapest$825Average$1,106FlexibilityNo cancel feeOn-time70%
Asiana AirlinesCheapest$841Average$969FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$906Average$1,013FlexibilityNo cancel feeOn-time81%
ANACheapest$993Average$1,092FlexibilityNo cancel feeOn-time80%
EVA AirCheapest$1,057Average$1,337FlexibilityNo cancel feeOn-time74%

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