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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 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HKG
Apr 9 — Apr 161
Wed 4/9
Wed 4/16
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 4, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$757
(StudentUniverse)

One-way from

$399
(Air Canada)

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 ($247 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($41 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 4, 2025.

This StudentUniverse deal was found by Cheapflights users on 4/4. 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.
Mon 4/1412:50 pmSEA - HKG
1 stop18h 40mKorean Air
Mon 5/1212:45 amHKG - SEA
1 stop24h 55mKorean Air
Deal found 4/4$757
This CrystalTravel deal was found by Cheapflights users on 4/4. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/211:10 amSEA - HKG
1 stop17h 05mChina Airlines
Sun 12/148:05 pmHKG - SEA
1 stop14h 10mChina Airlines
Deal found 4/4$764
This Air Canada deal was found by Cheapflights users on 4/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/65:30 amSEA - HKG
1 stop19h 35mAir Canada
Tue 5/276:00 pmHKG - SEA
1 stop39h 33mAir Canada
Deal found 4/2$767
This United Airlines deal was found by Cheapflights users on 4/3. 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 4/1412:45 pmSEA - HKG
2 stops25h 55mUnited Airlines
Wed 5/142:45 pmHKG - SEA
1 stop14h 40mUnited Airlines
Deal found 4/3$771
This Delta deal was found by Cheapflights users on 4/4. 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.
Sun 5/412:40 pmSEA - HKG
1 stop31h 00mDelta
Wed 5/2112:20 pmHKG - SEA
1 stop16h 15mDelta
Deal found 4/4$803
This oojo deal was found by Cheapflights users on 4/3. 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 9/72:15 pmSEA - HKG
1 stop17h 35mAsiana Airlines
Fri 9/1212:30 amHKG - SEA
1 stop27h 00mAsiana Airlines
Deal found 4/3$812
This KAYAK deal was found by Cheapflights users on 4/4. 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.
Sun 5/47:00 amSEA - HKG
2 stops38h 30mANA
Tue 5/202:45 pmHKG - SEA
2 stops21h 46mANA
Deal found 4/4$856
This Gotogate deal was found by Cheapflights users on 4/4. 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.
Wed 4/301:15 amSEA - HKG
1 stop26h 40mSTARLUX Airlines
Wed 5/148:10 pmHKG - SEA
1 stop35h 00mSTARLUX Airlines
Deal found 4/4$878
This CheapOair deal was found by Cheapflights users on 4/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/131:10 amSEA - HKG
1 stop20h 50mMultiple Airlines
Wed 5/144:55 pmHKG - SEA
2 stops31h 05mMultiple Airlines
Deal found 4/3$880
This oojo deal was found by Cheapflights users on 4/3. 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.
Wed 9/31:30 amSEA - HKG
1 stop19h 35mEVA Air
Sat 9/133:25 pmHKG - SEA
1 stop19h 05mEVA Air
Deal found 4/3$917
This CheapOair deal was found by Cheapflights users on 4/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/77:15 amSEA - HKG
2 stops21h 45mJapan Airlines
Wed 9/1710:40 amHKG - SEA
2 stops21h 13mJapan Airlines
Deal found 4/3$962

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 4, 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 4/14

12:50 pm-10:30 pm

1 stop18h 40m

Hong Kong Intl

Mon 5/12

12:45 am-10:40 am

1 stop24h 55m

$757

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Tue 5/6

5:30 am-4:05 pm

1 stop19h 35m

Hong Kong Intl

Tue 5/27

6:00 pm-6:33 pm

1 stop39h 33m

$767

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 4/14

12:45 pm-5:40 am

2 stops25h 55m

Hong Kong Intl

Wed 5/14

2:45 pm-2:25 pm

1 stop14h 40m

$771

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Thu 8/21

1:40 am-1:00 pm

1 stop20h 20m

Hong Kong Intl

Mon 9/29

5:30 pm-7:20 pm

1 stop16h 50m

$783

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sun 5/4

12:40 pm-10:40 am

1 stop31h 00m

Hong Kong Intl

Thu 5/22

12:20 pm-1:35 pm

1 stop16h 15m

$803

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sun 9/7

2:15 pm-10:50 pm

1 stop17h 35m

Hong Kong Intl

Sat 9/13

1:00 pm-12:30 pm

1 stop14h 30m

$812

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sun 5/4

7:00 am-12:30 pm

2 stops38h 30m

Hong Kong Intl

Wed 5/21

2:45 pm-1:22 pm

2 stops37h 37m

$856

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Wed 4/30

1:15 am-6:55 pm

1 stop26h 40m

Hong Kong Intl

Wed 5/14

8:10 pm-4:10 pm

1 stop35h 00m

$878

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 4/14

1:10 am-9:15 am

1 stop17h 05m

Hong Kong Intl

Fri 5/16

8:10 pm-4:10 pm

1 stop35h 00m

$888

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Wed 9/3

1:30 am-12:05 pm

1 stop19h 35m

Hong Kong Intl

Sat 9/13

3:25 pm-7:30 pm

1 stop19h 05m

$917

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/3

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 4, 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 4, 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 4, 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
148 reviews

Overall

9.1

Boarding

9.0

Crew

9.3

Food

8.9

Entertainment

9.0

Comfort

9.0

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
STARLUX Airlines
9.1
Wonderful
148 reviews
STARLUX Airlines
9.1
Wonderful
148 reviews

Overall

9.1

Boarding

9.0

Crew

9.3

Food

8.9

Entertainment

9.0

Comfort

9.0

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
EVA Air
8.4
Very good
1,170 reviews
STARLUX Airlines
9.1
Wonderful
148 reviews

Overall

9.1

Boarding

9.0

Crew

9.3

Food

8.9

Entertainment

9.0

Comfort

9.0

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
Korean Air
8.4
Very good
1,053 reviews
STARLUX Airlines
9.1
Wonderful
148 reviews

Overall

9.1

Boarding

9.0

Crew

9.3

Food

8.9

Entertainment

9.0

Comfort

9.0

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
Japan Airlines
8.3
Very good
1,441 reviews
STARLUX Airlines
9.1
Wonderful
148 reviews

Overall

9.1

Boarding

9.0

Crew

9.3

Food

8.9

Entertainment

9.0

Comfort

9.0

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
ANA
8.3
Very good
831 reviews
STARLUX Airlines
9.1
Wonderful
148 reviews

Overall

9.1

Boarding

9.0

Crew

9.3

Food

8.9

Entertainment

9.0

Comfort

9.0

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

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 $757, Korean Air will fly you from Seattle to Hong Kong and back. In addition to Korean Air, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and United Airlines - these airlines can fly you to your destination from $767 and $771, respectively. Users have found that Korean Air is 23% cheaper than the other options available to this destination.

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

    $399 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on Korean Air and United Airlines, with prices starting from $416 and $426, 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 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$635Average$721FlexibilityNo cancel feeOn-time67%
Philippine AirlinesCheapest$683Average$778FlexibilityNo cancel feeOn-time60%
Asiana AirlinesCheapest$723Average$832FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$745Average$967FlexibilityNo cancel feeOn-time81%
Japan AirlinesCheapest$752Average$830FlexibilityNo cancel feeOn-time79%
DeltaCheapest$774Average$983FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$784Average$1,113FlexibilityNo cancel feeOn-time69%
ANACheapest$789Average$1,339FlexibilityNo cancel feeOn-time80%
China AirlinesCheapest$810Average$896FlexibilityNo cancel feeOn-time70%
EVA AirCheapest$882Average$1,023FlexibilityNo cancel feeOn-time74%

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