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$403+ Cheap flights from Hongqiao Intl, China (SHA) 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 3/20. Fares are subject to change and may not be available on all flights or dates of travel.
SHA — SEA
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Shanghai Hongqiao Intl to Seattle/Tacoma Intl are usually found in September or October, booked 77 days in advance, depart on a Friday or Tuesday and return on a Tuesday

Cheap flight deals from Hongqiao Intl to Seattle

Cheapest flights from Hongqiao Intl to Seattle
Explore the most affordable flight options available from Hongqiao Intl to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Gotogate deal was found by Cheapflights users on 12/10. 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.
Fri 12/198:55 pmSHA - SEA
1 stop27h 05mMultiple Airlines
Fri 1/97:30 pmSEA - SHA
2 stops24h 55mMultiple Airlines
Deal found 12/10$1,039
This Mytrip deal was found by Cheapflights users on 12/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/146:10 pmSHA - SEA
2 stops20h 36mMultiple Airlines
Sat 12/203:40 pmSEA - SHA
2 stops33h 10mMultiple Airlines
Deal found 12/11$1,985

Find flight deals from Hongqiao Intl to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Hongqiao Intl (SHA) to Seattle (SEA). 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$717
(Cathay Pacific)

One-way from

$403
(Mytrip)

Popular in

August

Cheapest in

September

Average price

$812
Provider with most accurate pricing for Shanghai Hongqiao Intl-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Shanghai Hongqiao Intl-Seattle/Tacoma Intl flights.
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From Shanghai Hongqiao Intl to Seattle/Tacoma Intl
Search Deals
One-way flight from Shanghai Hongqiao Intl to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($161 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($57 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Hongqiao Intl to Seattle 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 December 12, 2025.
Use the filters below to find and compare flights from Shanghai Hongqiao Intl Airport to Seattle that are best for you.

Fly from

Hongqiao Intl

Fly to

Seattle

Route

Depart

Return

Price

ShanghaiSeattle

SHA - SEA

SHASEA

Shanghai Hongqiao Intl

Tue 4/14

4:50 pm-10:10 am

1 stop32h 20m

Seattle/Tacoma Intl

Thu 4/16

11:50 am-12:05 pm

1 stop33h 15m

$717

ShanghaiSeattle

SHA - SEA

SHASEA

Shanghai Hongqiao Intl

Sat 1/24

8:35 am-8:00 am

1 stop15h 25m

Seattle/Tacoma Intl

Sat 1/31

10:00 am-7:40 pm

1 stop17h 40m

$853

ShanghaiSeattle

SHA - SEA

SHASEA

Shanghai Hongqiao Intl

Sat 1/24

2:05 pm-6:10 pm

2 stops20h 05m

Seattle/Tacoma Intl

Sat 1/31

10:00 am-7:40 pm

1 stop17h 40m

$993

ShanghaiSeattle

SHA - SEA

SHASEA

Shanghai Hongqiao Intl

Fri 1/23

9:55 am-6:10 pm

2 stops24h 15m

Seattle/Tacoma Intl

Thu 1/29

12:10 am-4:50 pm

2 stops24h 40m

$1,033

ShanghaiSeattle

SHA - SEA

SHASEA

Shanghai Hongqiao Intl

Fri 1/23

1:40 pm-7:16 pm

2 stops21h 36m

Seattle/Tacoma Intl

Fri 1/30

3:45 pm-12:25 pm

1 stop28h 40m

$1,079

ShanghaiSeattle

SHA - SEA

SHASEA

Shanghai Hongqiao Intl

Fri 1/9

10:55 am-1:55 pm

1 stop19h 00m

Seattle/Tacoma Intl

Fri 7/3

12:10 am-5:00 pm

1 stop25h 50m

$1,098

ShanghaiSeattle

SHA - SEA

SHASEA

Shanghai Hongqiao Intl

Sat 1/10

10:55 am-1:55 pm

1 stop19h 00m

Seattle/Tacoma Intl

Sat 7/4

12:10 am-5:00 pm

1 stop25h 50m

$1,198

ShanghaiSeattle

SHA - SEA

SHASEA

Shanghai Hongqiao Intl

Fri 1/16

2:45 pm-10:06 pm

2 stops23h 21m

Seattle/Tacoma Intl

Thu 7/9

10:00 am-9:50 pm

2 stops20h 50m

$1,514

ShanghaiSeattle

SHA - SEA

SHASEA

Shanghai Hongqiao Intl

Fri 3/20

8:55 pm-9:00 am

1 stop27h 05m

$403

ShanghaiSeattle

SHA - SEA

SHASEA

Shanghai Hongqiao Intl

Sat 4/11

8:20 am-9:00 am

1 stop15h 40m

$410

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 20 results
1
2

Compare providers for flights from Hongqiao Intl to Seattle

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 Hongqiao Intl to Seattle in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice 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 Shanghai Hongqiao Intl Airport-Seattle flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Shanghai Hongqiao Intl Airport-Seattle flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Shanghai Hongqiao Intl Airport-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Shanghai Hongqiao Intl Airport-Seattle 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 Shanghai Hongqiao Intl Airport-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 Hongqiao Intl to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Hongqiao Intl 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 Shanghai Hongqiao Intl Airport to Seattle

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

Use this chart to determine the optimal time to book a round-trip flight from Hongqiao Intl to Seattle. Price data was last updated on December 5, 2025.

Booking 73 days in advance of your planned departure date is, on average, the best time to get cheap flights from Shanghai Hongqiao Intl Airport to Seattle. 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 Shanghai Hongqiao Intl Airport to Seattle?

Currently, September is the cheapest month in which you can book a flight from Shanghai Hongqiao Intl Airport to Seattle (average of $470). Flying from Shanghai Hongqiao Intl Airport to Seattle in August is currently the most expensive (average of $1,057). 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 SHA to SEA?

Find hourly flight availability from Hongqiao Intl to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

It’s optimal to fly from Shanghai Hongqiao Intl Airport to Seattle at noon. By choosing this option you can save up to 21% on the cost of your flight, compared to a flight in the afternoon.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated December 12, 2025.
Read through reviews of airlines operating flights from Shanghai Hongqiao Intl Airport to Seattle, such as Korean Air, Asiana Airlines, and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,184 reviews

Overall

8.4

Boarding

8.5

Comfort

8.3

Entertainment

8.2

Food

8.1

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very good
1,184 reviews
Korean Air
8.4
Very good
1,184 reviews

Overall

8.4

Boarding

8.5

Comfort

8.3

Entertainment

8.2

Food

8.1

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Asiana Airlines
8.2
Very good
492 reviews
Korean Air
8.4
Very good
1,184 reviews

Overall

8.4

Boarding

8.5

Comfort

8.3

Entertainment

8.2

Food

8.1

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Delta
7.9
Good
8,005 reviews
Korean Air
8.4
Very good
1,184 reviews

Overall

8.4

Boarding

8.5

Comfort

8.3

Entertainment

8.2

Food

8.1

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Related info for your journey

Find useful and relevant information for your journey from Hongqiao Intl to Seattle. 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 into for flights to Seattle from Shanghai Hongqiao Intl?

    If you book a flight to Seattle from Shanghai Hongqiao Intl, you will be flying to Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 11.4 mi from the center of Seattle. There are 0 flights from Shanghai Hongqiao Intl to Seattle/Tacoma Intl per day from 3 different airlines.

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

    There are many flights that can get you from Shanghai Hongqiao Intl Airport to Seattle in 15h 25m. Fly via Cathay Pacific or Hainan Airlines to get the fastest option. The distance from Shanghai Hongqiao Intl Airport to Seattle is about 5719 mi. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from Shanghai Hongqiao Intl Airport to Seattle round-trip from $632. Other airlines that can offer you cheap pricing are Asiana Airlines, from $724, and Korean Air, from $766. Delta is priced at 33% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Shanghai Hongqiao Intl Airport to Seattle one-way?

    The cheapest airline one-way is Hainan Airlines, with whom users have recently found tickets for as low as $362. However, be on the lookout for offers from ANA and Philippine Airlines, as they are both options that can get you from Shanghai Hongqiao Intl Airport to Seattle for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Hongqiao Intl 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.

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

    Currently, September is the cheapest month in which you can book a flight from Shanghai Hongqiao Intl Airport to Seattle (average of $470). Flying from Shanghai Hongqiao Intl Airport to Seattle in August is currently the most expensive (average of $1,057). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
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Ocean Shores
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Alternative routes for Hongqiao Intl to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Pu Dong to Seattle flights
Hongqiao Intl to Portland flights
Pu Dong to Portland flights

Top 3 airlines flying from Hongqiao Intl to Seattle

Discover the top 3 airlines that operate flights from Hongqiao Intl to Seattle. 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Asiana AirlinesCheapest$724Average$931FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$766Average$955FlexibilityNo cancel feeOn-time81%
DeltaCheapest$812Average$957FlexibilityNo cancel feeOn-timeN/A

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