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$206+ Cheap flights from Seattle (SEA) to Hong Kong

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 3/28. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HKG
Jan 20 — Jan 271
Tue 1/20
Tue 1/27
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Hong Kong are usually found in November or August, booked 64 days in advance, depart on a Wednesday or Saturday and return on a Monday

Cheap flight deals from Seattle to Hong Kong

Cheapest flights from Seattle to Hong Kong
Explore the most affordable flight options available from Seattle to Hong Kong. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 21, 2025.

This United Airlines deal was found by Cheapflights users on 12/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/297:05 amSEA - HKG
1 stop20h 15mUnited Airlines
Wed 1/1412:05 amHKG - SEA
1 stop29h 15mUnited Airlines
Deal found 12/18$709
This Cheapflightsfares deal was found by Cheapflights users on 12/18. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/303:40 pmSEA - HKG
1 stop22h 05mANA
Sat 1/172:20 pmHKG - SEA
1 stop15h 00mANA
Deal found 12/18$733
This United Airlines deal was found by Cheapflights users on 12/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/287:12 pmSEA - HKG
1 stop32h 08mUnited Airlines
Wed 1/1412:05 amHKG - SEA
1 stop29h 15mUnited Airlines
Deal found 12/18$792
This United Airlines deal was found by Cheapflights users on 12/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/287:12 pmSEA - HKG
1 stop32h 08mUnited Airlines
Wed 1/142:20 pmHKG - SEA
2 stops41h 24mUnited Airlines
Deal found 12/18$796
This United Airlines deal was found by Cheapflights users on 12/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/297:12 pmSEA - HKG
1 stop19h 33mUnited Airlines
Wed 1/1410:35 amHKG - SEA
1 stop23h 52mUnited Airlines
Deal found 12/20$837
This Trip.com deal was found by Cheapflights users on 12/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/293:40 pmSEA - HKG
1 stop22h 05mMultiple Airlines
Wed 1/141:40 pmHKG - SEA
1 stop21h 00mMultiple Airlines
Deal found 12/20$890
This United Airlines deal was found by Cheapflights users on 12/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/277:05 amSEA - HKG
1 stop20h 15mUnited Airlines
Tue 1/1312:05 amHKG - SEA
2 stops37h 07mUnited Airlines
Deal found 12/20$919

Find flight deals from Seattle to Hong Kong

Keep the following information in mind while searching for Seattle to Hong Kong flight deals. Data was last updated December 21, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$648
(Delta)

One-way from

$206
(Mytrip)

Popular in

July

Cheapest in

November

Average price

$910

Good round-trip deal

$892 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Hong Kong Intl flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Hong Kong Intl flights.
Search Deals
From Seattle/Tacoma Intl to Hong Kong
Search Deals
One-way flight from Seattle/Tacoma Intl to Hong Kong
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($81 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Seattle/Tacoma Intl to Hong Kong.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Hong Kong 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 21, 2025.
Use the filters below to find and compare flights from Seattle to Hong Kong that are best for you.

Fly from

Seattle

Fly to

Hong Kong

Route

Depart

Return

Price

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 4/6

6:20 am-5:00 am

2 stops31h 40m

Hong Kong Intl

Mon 4/13

10:30 pm-7:45 pm

2 stops36h 15m

$649

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sun 5/3

7:05 am-12:30 pm

2 stops38h 25m

Hong Kong Intl

Mon 5/25

11:45 am-10:18 pm

2 stops25h 33m

$653

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Tue 2/17

7:10 am-11:10 pm

2 stops24h 00m

Hong Kong Intl

Fri 2/27

12:55 am-9:00 am

1 stop24h 05m

$655

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Wed 2/18

7:10 am-11:20 am

2 stops36h 10m

Hong Kong Intl

Fri 2/27

12:55 am-9:00 am

1 stop24h 05m

$655

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Wed 2/18

7:10 am-11:10 pm

2 stops24h 00m

Hong Kong Intl

Thu 2/26

12:55 am-9:00 am

1 stop24h 05m

$655

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 2/16

7:10 am-11:10 pm

2 stops24h 00m

Hong Kong Intl

Thu 2/26

12:55 am-9:00 am

1 stop24h 05m

$655

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 2/16

7:10 am-11:10 pm

2 stops24h 00m

Hong Kong Intl

Fri 2/27

12:55 am-9:00 am

1 stop24h 05m

$655

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Thu 2/19

11:00 am-11:20 am

1 stop32h 20m

Hong Kong Intl

Thu 2/26

12:55 am-4:58 pm

2 stops32h 03m

$661

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sun 1/18

6:18 am-10:50 pm

2 stops24h 32m

Hong Kong Intl

Thu 1/29

2:20 pm-9:12 pm

3 stops22h 52m

$662

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Wed 3/4

7:29 pm-7:15 pm

2 stops31h 46m

Hong Kong Intl

Sat 4/4

11:45 am-9:46 am

2 stops37h 01m

$662

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/20

Showing 1-10 of 22 results
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Best time to book a flight from Seattle to Hong Kong

Have a flexible travel schedule? Discover the best time to fly to Hong Kong 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 Hong Kong

How far ahead should I book a flight from Seattle to Hong Kong?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Hong Kong. Price data was last updated on December 19, 2025.

The price you pay for your flight from Seattle to Hong Kong may vary depending on when you book. For the best chance of a lower fare, look to book 64 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Seattle to Hong Kong?

Currently, September is the cheapest month in which you can book a flight from Seattle to Hong Kong (average of $497). Flying from Seattle to Hong Kong in June is currently the most expensive (average of $683). 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 HK?

Find hourly flight availability from Seattle to Hong Kong. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 21, 2025.

It’s optimal to fly from Seattle to Hong Kong in the morning. By choosing this option you can save up to 18% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Seattle to Hong Kong?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Hong Kong. Price data was last updated on December 13, 2025.

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

How often are flights from Seattle to Hong Kong delayed?

About 0% of weekly flights between Seattle and Hong Kong have experienced delays in the past year, with the average delay time being 0 minutes.

What is the most punctual flight time for Seattle to Hong Kong flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.

Reviews of airlines servicing Hong Kong

Get insights into the airlines that provide service to Hong Kong. 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 Hong Kong. Reviews last updated December 21, 2025.
Read reviews from past customers who have flown EVA Air, China Airlines, and Asiana Airlines from Seattle to Hong Kong. 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.
EVA Air
8.5
Very good
1,298 reviews

Overall

8.5

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
EVA Air
8.5
Very good
1,298 reviews
EVA Air
8.5
Very good
1,298 reviews

Overall

8.5

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
China Airlines
8.3
Very good
792 reviews
EVA Air
8.5
Very good
1,298 reviews

Overall

8.5

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
Asiana Airlines
8.2
Very good
495 reviews
EVA Air
8.5
Very good
1,298 reviews

Overall

8.5

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
United Airlines
7.4
Good
9,102 reviews
EVA Air
8.5
Very good
1,298 reviews

Overall

8.5

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
Air Canada
7.1
Good
10,551 reviews
EVA Air
8.5
Very good
1,298 reviews

Overall

8.5

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Hong Kong. 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 Hong Kong?

    Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly out of when you book flights from Seattle to Hong Kong.

  • How long is the flight from Seattle to Hong Kong?

    Airlines like United Airlines and Korean Air fly from Seattle to Hong Kong in about 24h. The time it takes to get you to your destination can typically vary by up to 7h 40m. Seattle and Hong Kong are separated by a distance of 6484 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Seattle to Hong Kong round-trip?

    Currently priced at $497, Air Canada will fly you from Seattle to Hong Kong and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Japan Airlines and ANA - these airlines can fly you to your destination from $569 and $599, respectively. Users have found that Air Canada is 40% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Seattle to Hong Kong one-way?

    $229 is the cheapest one-way deal found within the past few days, from Philippine Airlines. You may also be able to find cheap deals on Air Canada and ANA, with prices starting from $261 and $316, respectively.

  • What are the cheapest flights from Seattle to Hong Kong?

    While on average a flight from Seattle to Hong Kong is generally $1,552, our data shows the cheapest flight currently is $855. When looking at the most popular route, (Seattle/Tacoma Intl - Hong Kong Intl), you can expect to pay $456 for that flight.

  • Can I find deals for flights from Seattle to Hong Kong that include hotel bookings?

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

  • How can I find direct flights from Seattle to Hong Kong?

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

  • Can I find deals for business class flights from Seattle to Hong Kong?

    Yes. Cheapflights offers flight deals from Seattle to Hong Kong 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 Hong Kong?

    Currently, September is the cheapest month in which you can book a flight from Seattle to Hong Kong (average of $497). Flying from Seattle to Hong Kong in June is currently the most expensive (average of $683). 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 10 airlines flying from Seattle to Hong Kong

Discover the top 10 airlines that operate flights from Seattle to Hong Kong. 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 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$498Average$678FlexibilityNo cancel feeOn-time67%
Japan AirlinesCheapest$569Average$765FlexibilityNo cancel feeOn-time79%
Philippine AirlinesCheapest$603Average$659FlexibilityNo cancel feeOn-time60%
Korean AirCheapest$623Average$804FlexibilityNo cancel feeOn-time81%
Asiana AirlinesCheapest$626Average$751FlexibilityNo cancel feeOn-time76%
DeltaCheapest$669Average$914FlexibilityNo cancel feeOn-timeN/A
ANACheapest$674Average$762FlexibilityNo cancel feeOn-time80%
United AirlinesCheapest$703Average$825FlexibilityNo cancel feeOn-time69%
China AirlinesCheapest$754Average$853FlexibilityNo cancel feeOn-time70%
STARLUX AirlinesCheapest$779Average$914FlexibilityNo cancel feeOn-timeN/A

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