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$399+ 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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HKG
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Hong Kong are usually found in March or April, booked 65 days in advance, depart on a Tuesday or Thursday and return on a Monday

Cheap 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 April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$784
(United Airlines)

One-way from

$478
(FlightHub)

Popular in

June

Cheapest in

March

Average price

$813
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.
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From Seattle/Tacoma Intl to Hong Kong
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One-way flight from Seattle/Tacoma Intl to Hong Kong
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Highest demand for flights based on searches. 19% potential increase in price ($239 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find 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 April 29, 2025.

This United Airlines deal was found by Cheapflights users on 4/29. 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.
Thu 5/86:15 amSEA - HKG
1 stop19h 30mUnited Airlines
Mon 7/79:15 amHKG - SEA
2 stops26h 41mUnited Airlines
Deal found 4/29$784
This StudentUniverse deal was found by Cheapflights users on 4/28. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/43:20 pmSEA - HKG
2 stops28h 20mKorean Air
Thu 5/812:45 amHKG - SEA
2 stops31h 00mKorean Air
Deal found 4/28$785
This China Airlines deal was found by Cheapflights users on 4/27. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/141:10 amSEA - HKG
1 stop17h 55mChina Airlines
Mon 10/208:10 amHKG - SEA
1 stop26h 10mChina Airlines
Deal found 4/27$791
This Trip.com deal was found by Cheapflights users on 4/28. 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.
Tue 8/194:30 pmSEA - HKG
1 stop29h 00mANA
Mon 8/252:35 pmHKG - SEA
1 stop14h 50mANA
Deal found 4/28$803
This ANA deal was found by Cheapflights users on 4/28. 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 ANA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/155:35 pmSEA - HKG
2 stops27h 55mMultiple Airlines
Wed 11/122:20 pmHKG - SEA
2 stops25h 06mMultiple Airlines
Deal found 4/28$804
This oojo deal was found by Cheapflights users on 4/27. 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.
Mon 4/282:15 pmSEA - HKG
1 stop30h 25mAsiana Airlines
Sun 5/412:30 amHKG - SEA
1 stop27h 00mAsiana Airlines
Deal found 4/27$821
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/221:05 pmSEA - HKG
1 stop30h 35mDelta
Sun 9/2812:45 amHKG - SEA
1 stop27h 55mDelta
Deal found 4/28$825
This FlightHub deal was found by Cheapflights users on 4/27. 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.
Fri 8/291:15 amSEA - HKG
1 stop26h 40mSTARLUX Airlines
Sat 9/1311:20 amHKG - SEA
1 stop19h 50mSTARLUX Airlines
Deal found 4/27$863
This Gotogate deal was found by Cheapflights users on 4/27. 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.
Mon 4/281:30 pmSEA - HKG
1 stop17h 30mJapan Airlines
Sun 5/41:55 amHKG - SEA
2 stops23h 30mJapan Airlines
Deal found 4/27$910
This EVA Air deal was found by Cheapflights users on 4/29. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/151:30 amSEA - HKG
1 stop19h 35mEVA Air
Wed 10/83:25 pmHKG - SEA
1 stop19h 05mEVA Air
Deal found 4/29$932
This oojo deal was found by Cheapflights users on 4/29. 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 9/144:30 pmSEA - HKG
2 stops31h 40mQatar Airways
Fri 9/191:25 amHKG - SEA
2 stops32h 44mQatar Airways
Deal found 4/29$1,011

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 April 29, 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

Fri 10/17

6:45 am-4:45 pm

1 stop19h 00m

Hong Kong Intl

Sat 10/25

9:15 am-9:38 pm

1 stop27h 23m

$784

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sun 10/19

3:15 pm-4:20 pm

2 stops34h 05m

Hong Kong Intl

Mon 10/27

12:35 pm-8:31 pm

2 stops22h 56m

$785

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Tue 10/14

1:10 am-10:05 am

1 stop17h 55m

Hong Kong Intl

Mon 10/20

8:10 am-7:20 pm

1 stop26h 10m

$791

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Tue 8/19

4:30 pm-12:30 pm

1 stop29h 00m

Hong Kong Intl

Mon 8/25

2:35 pm-2:25 pm

1 stop14h 50m

$803

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Wed 10/15

5:35 pm-12:30 pm

2 stops27h 55m

Hong Kong Intl

Wed 11/12

2:20 pm-11:26 pm

2 stops25h 06m

$804

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Fri 8/22

1:05 pm-10:40 am

1 stop30h 35m

Hong Kong Intl

Sun 9/28

12:45 am-1:40 pm

1 stop27h 55m

$825

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Wed 5/14

2:15 pm-10:50 pm

1 stop17h 35m

Hong Kong Intl

Tue 6/17

12:30 am-12:30 pm

1 stop27h 00m

$850

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Fri 8/29

1:15 am-6:55 pm

1 stop26h 40m

Hong Kong Intl

Sat 9/13

11:20 am-4:10 pm

1 stop19h 50m

$863

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 9/15

1:30 am-12:05 pm

1 stop19h 35m

Hong Kong Intl

Wed 10/8

3:25 pm-7:30 pm

1 stop19h 05m

$932

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Wed 9/17

1:30 pm-10:00 pm

3 stops41h 30m

Hong Kong Intl

Sun 9/21

4:15 pm-10:25 am

2 stops33h 10m

$948

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 26 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 April 25, 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 65 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, February is the cheapest month in which you can book a flight from Seattle to Hong Kong (average of $991). Flying from Seattle to Hong Kong in July is currently the most expensive (average of $1,647). 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 April 29, 2025.

It’s optimal to fly from Seattle to Hong Kong in the morning. By choosing this option you can save up to 14% 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 16, 2024.

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.

Rainfall in Hong Kong by month

Plan your trip to Hong Kong by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Hong Kong ranges from 0.8 - 15.4 inches per month. June is typically the wettest month, when rainfall can reach 15.4 in. January is typically the driest time to visit Hong Kong when rainfall is around 0.8 in.

Temperature in Hong Kong by month

Plan your trip to Hong Kong by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Hong Kong, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 60.8 F).

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 April 29, 2025.
Peruse reviews from past customers who have flown with STARLUX Airlines, EVA Air and Korean Air from Seattle to Hong Kong to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.1
Wonderful
161 reviews

Comfort

9.0

Crew

9.3

Overall

9.1

Entertainment

9.0

Boarding

9.0

Food

8.9

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
STARLUX Airlines
9.1
Wonderful
161 reviews
STARLUX Airlines
9.1
Wonderful
161 reviews

Comfort

9.0

Crew

9.3

Overall

9.1

Entertainment

9.0

Boarding

9.0

Food

8.9

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
EVA Air
8.4
Very good
1,186 reviews
STARLUX Airlines
9.1
Wonderful
161 reviews

Comfort

9.0

Crew

9.3

Overall

9.1

Entertainment

9.0

Boarding

9.0

Food

8.9

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
Korean Air
8.4
Very good
1,066 reviews
STARLUX Airlines
9.1
Wonderful
161 reviews

Comfort

9.0

Crew

9.3

Overall

9.1

Entertainment

9.0

Boarding

9.0

Food

8.9

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
Japan Airlines
8.3
Very good
1,459 reviews
STARLUX Airlines
9.1
Wonderful
161 reviews

Comfort

9.0

Crew

9.3

Overall

9.1

Entertainment

9.0

Boarding

9.0

Food

8.9

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
China Airlines
8.3
Very good
732 reviews
STARLUX Airlines
9.1
Wonderful
161 reviews

Comfort

9.0

Crew

9.3

Overall

9.1

Entertainment

9.0

Boarding

9.0

Food

8.9

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.

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.

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

    Currently priced at $784, United Airlines will fly you from Seattle to Hong Kong and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Korean Air and China Airlines - these airlines can fly you to your destination from $785 and $818, respectively. Users have found that United Airlines is 20% cheaper than the other options available to this destination.

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

    $478 is the cheapest one-way deal found within the past few days, from Asiana Airlines. You may also be able to find cheap deals on Air Canada and United Airlines, with prices starting from $484 and $503, respectively.

  • 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, February is the cheapest month in which you can book a flight from Seattle to Hong Kong (average of $991). Flying from Seattle to Hong Kong in July is currently the most expensive (average of $1,647). 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$635Average$719FlexibilityNo cancel feeOn-time67%
Philippine AirlinesCheapest$683Average$754FlexibilityNo cancel feeOn-time60%
Asiana AirlinesCheapest$722Average$830FlexibilityNo cancel feeOn-time76%
ANACheapest$735Average$898FlexibilityNo cancel feeOn-time80%
Korean AirCheapest$742Average$835FlexibilityNo cancel feeOn-time81%
Japan AirlinesCheapest$750Average$823FlexibilityNo cancel feeOn-time79%
DeltaCheapest$774Average$942FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$784Average$994FlexibilityNo cancel feeOn-time69%
China AirlinesCheapest$789Average$890FlexibilityNo cancel feeOn-time70%
EVA AirCheapest$879Average$1,000FlexibilityNo cancel feeOn-time74%

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