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$436+ 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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
SHA — SEA
Oct 13 — Oct 201
Mon 10/13
Mon 10/20
1 adult, Economy
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Cheapflights Tip: The best prices from Shanghai Hongqiao Intl to Seattle/Tacoma Intl are usually found in March or May, booked 73 days in advance, depart on a Friday or Tuesday and return on a Tuesday

Cheap 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 September 13, 2025.

Round-trip from

$745
(Booking.com)

One-way from

$436
(oojo)

Popular in

August

Cheapest in

March

Average price

$1,047
From Shanghai Hongqiao Intl to Seattle/Tacoma Intl
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One-way flight from Shanghai Hongqiao Intl to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 13% potential increase in price ($153 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($30 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 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 September 13, 2025.

This Booking.com deal was found by Cheapflights users on 9/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/257:55 amSHA - SEA
2 stops19h 35mMultiple Airlines
Thu 10/3012:10 amSEA - SHA
2 stops23h 45mMultiple Airlines
Deal found 9/12$745
This Gotogate deal was found by Cheapflights users on 9/12. 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.
Sat 10/256:25 pmSHA - SEA
1 stop30h 35mKorean Air
Fri 10/3112:00 pmSEA - SHA
1 stop38h 10mKorean Air
Deal found 9/12$764
This Trip.com deal was found by Cheapflights users on 9/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2610:55 amSHA - SEA
1 stop19h 00mAsiana Airlines
Thu 10/3012:10 amSEA - SHA
1 stop18h 35mAsiana Airlines
Deal found 9/11$768
This Expedia deal was found by Cheapflights users on 9/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/266:25 pmSHA - SEA
1 stop30h 35mKorean Air
Fri 10/3112:00 pmSEA - SHA
1 stop38h 10mKorean Air
Deal found 9/11$773
This Booking.com deal was found by Cheapflights users on 9/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/288:35 amSHA - SEA
1 stop15h 25mHainan Airlines
Tue 11/2510:00 amSEA - SHA
1 stop32h 20mHainan Airlines
Deal found 9/12$777
This Booking.com deal was found by Cheapflights users on 9/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/148:20 amSHA - SEA
1 stop15h 40mHainan Airlines
Tue 1/610:00 amSEA - SHA
1 stop31h 30mHainan Airlines
Deal found 9/12$791
This Korean Air deal was found by Cheapflights users on 9/12. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/176:25 pmSHA - SEA
1 stop31h 15mKorean Air
Tue 10/2112:50 pmSEA - SHA
1 stop37h 15mKorean Air
Deal found 9/12$793
This Korean Air deal was found by Cheapflights users on 9/11. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/256:25 pmSHA - SEA
1 stop30h 35mKorean Air
Thu 10/3012:00 pmSEA - SHA
1 stop38h 10mKorean Air
Deal found 9/11$798
This Korean Air deal was found by Cheapflights users on 9/12. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/276:25 pmSHA - SEA
1 stop30h 35mKorean Air
Fri 10/3112:00 pmSEA - SHA
1 stop38h 10mKorean Air
Deal found 9/12$800

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 September 13, 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 10/28

8:35 am-9:00 am

1 stop15h 25m

Seattle/Tacoma Intl

Tue 11/25

10:00 am-10:20 am

1 stop32h 20m

$777

ShanghaiSeattle

SHA - SEA

SHASEA

Shanghai Hongqiao Intl

Sat 10/18

6:25 pm-10:40 am

1 stop31h 15m

Seattle/Tacoma Intl

Wed 10/22

12:50 pm-5:05 pm

1 stop37h 15m

$793

ShanghaiSeattle

SHA - SEA

SHASEA

Shanghai Hongqiao Intl

Fri 10/17

6:25 pm-10:40 am

1 stop31h 15m

Seattle/Tacoma Intl

Tue 10/21

12:50 pm-5:05 pm

1 stop37h 15m

$793

ShanghaiSeattle

SHA - SEA

SHASEA

Shanghai Hongqiao Intl

Tue 10/21

6:25 pm-10:40 am

1 stop31h 15m

Seattle/Tacoma Intl

Fri 10/31

12:00 pm-5:10 pm

1 stop38h 10m

$793

ShanghaiSeattle

SHA - SEA

SHASEA

Shanghai Hongqiao Intl

Sat 10/25

6:25 pm-10:00 am

1 stop30h 35m

Seattle/Tacoma Intl

Fri 10/31

12:00 pm-5:10 pm

1 stop38h 10m

$798

ShanghaiSeattle

SHA - SEA

SHASEA

Shanghai Hongqiao Intl

Sat 10/25

6:25 pm-10:00 am

1 stop30h 35m

Seattle/Tacoma Intl

Thu 10/30

12:00 pm-5:10 pm

1 stop38h 10m

$798

ShanghaiSeattle

SHA - SEA

SHASEA

Shanghai Hongqiao Intl

Mon 10/27

6:25 pm-10:00 am

1 stop30h 35m

Seattle/Tacoma Intl

Thu 10/30

12:00 pm-5:10 pm

1 stop38h 10m

$798

ShanghaiSeattle

SHA - SEA

SHASEA

Shanghai Hongqiao Intl

Mon 10/13

8:15 pm-9:00 am

1 stop27h 45m

Seattle/Tacoma Intl

Tue 11/18

10:00 am-7:40 pm

1 stop17h 40m

$827

ShanghaiSeattle

SHA - SEA

SHASEA

Shanghai Hongqiao Intl

Wed 10/8

8:30 am-9:00 am

2 stops39h 30m

Seattle/Tacoma Intl

Thu 10/23

11:00 am-10:55 pm

2 stops44h 55m

$838

ShanghaiSeattle

SHA - SEA

SHASEA

Shanghai Hongqiao Intl

Sat 10/11

8:20 am-9:00 am

1 stop15h 40m

Seattle/Tacoma Intl

Sat 11/22

10:00 am-7:40 pm

1 stop17h 40m

$859

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 22 results
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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 August 29, 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, January is the cheapest month in which you can book a flight from Shanghai Hongqiao Intl Airport to Seattle (average of $238). Flying from Shanghai Hongqiao Intl Airport to Seattle in June is currently the most expensive (average of $388). 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 September 13, 2025.

It’s optimal to fly from Shanghai Hongqiao Intl Airport to Seattle at noon. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight in the afternoon.

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

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

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

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 September 13, 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
1,139 reviews

Overall

8.4

Comfort

8.3

Entertainment

8.2

Boarding

8.5

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
1,139 reviews
Korean Air
8.4
Very good
1,139 reviews

Overall

8.4

Comfort

8.3

Entertainment

8.2

Boarding

8.5

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
479 reviews
Korean Air
8.4
Very good
1,139 reviews

Overall

8.4

Comfort

8.3

Entertainment

8.2

Boarding

8.5

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
8.0
Very good
7,960 reviews
Korean Air
8.4
Very good
1,139 reviews

Overall

8.4

Comfort

8.3

Entertainment

8.2

Boarding

8.5

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 Hainan Airlines or Korean Air 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 $722. Other airlines that can offer you cheap pricing are Korean Air, from $766, and Delta, from $813. Asiana Airlines is priced at 27% lower than the current average price of a flight leaving 3 months from now.

  • 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, January is the cheapest month in which you can book a flight from Shanghai Hongqiao Intl Airport to Seattle (average of $238). Flying from Shanghai Hongqiao Intl Airport to Seattle in June is currently the most expensive (average of $388). 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
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lynnwood
Edmonds
Leavenworth
Lacey
Renton
Olympia
Kent
Federal Way
Cle Elum
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Issaquah
Aberdeen
Shoreline

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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 September 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
Asiana AirlinesCheapest$722Average$934FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$766Average$819FlexibilityNo cancel feeOn-time81%
DeltaCheapest$813Average$1,009FlexibilityNo cancel feeOn-timeN/A

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