Hong Kong

$227+ Cheap flights from Seattle (SEA) to Hong Kong (HKG)

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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HKG
Feb 25 — Mar 41
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Find cheap flights from Seattle to Hong Kong with Cheapflights

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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 January 26, 2026.

This oojo deal was found by Cheapflights users on 1/26. 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 3/812:10 am
SEA
-
HKG
1 stop31h 30m
Asiana Airlines
Sun 3/1512:40 am
HKG
-
SEA
1 stop29h 15m
Asiana Airlines
Deal found 1/26$585
This SmartFares deal was found by Cheapflights users on 1/25. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/113:50 pm
SEA
-
HKG
2 stops34h 00m
Korean Air
Tue 3/1712:55 am
HKG
-
SEA
1 stop24h 05m
Korean Air
Deal found 1/25$586
This FlightHub deal was found by Cheapflights users on 1/26. 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.
Sun 4/1212:55 am
SEA
-
HKG
1 stop19h 45m
Asiana Airlines
Sun 4/191:40 am
HKG
-
SEA
1 stop28h 15m
Asiana Airlines
Deal found 1/26$589
This Kiwi.com deal was found by Cheapflights users on 1/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/612:10 am
SEA
-
HKG
1 stop19h 50m
Asiana Airlines
Sat 3/141:10 pm
HKG
-
SEA
1 stop16h 45m
Asiana Airlines
Deal found 1/24$590
This FlightHub deal was found by Cheapflights users on 1/25. 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.
Mon 4/1312:55 am
SEA
-
HKG
1 stop31h 35m
Asiana Airlines
Mon 5/111:40 am
HKG
-
SEA
1 stop28h 15m
Asiana Airlines
Deal found 1/25$591
This Air Canada deal was found by Cheapflights users on 1/26. 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.
Mon 2/99:55 am
SEA
-
HKG
1 stop16h 45m
Air Canada
Thu 2/128:25 pm
HKG
-
SEA
1 stop28h 50m
Air Canada
Deal found 1/26$592
This Air Canada deal was found by Cheapflights users on 1/26. 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 1/278:00 pm
SEA
-
HKG
1 stop30h 40m
Air Canada
Thu 2/128:25 pm
HKG
-
SEA
1 stop18h 32m
Air Canada
Deal found 1/26$593
This United Airlines deal was found by Cheapflights users on 1/25. 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 3/85:20 pm
SEA
-
HKG
1 stop21h 25m
United Airlines
Tue 3/1012:05 am
HKG
-
SEA
1 stop29h 15m
United Airlines
Deal found 1/25$596
This Delta deal was found by Cheapflights users on 1/24. 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.
Tue 3/1012:35 pm
SEA
-
HKG
1 stop31h 45m
Delta
Fri 3/1312:35 pm
HKG
-
SEA
1 stop16h 45m
Delta
Deal found 1/24$598
This Korean Air deal was found by Cheapflights users on 1/24. 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.
Tue 3/107:25 am
SEA
-
HKG
2 stops36h 55m
Korean Air
Thu 3/1212:55 am
HKG
-
SEA
1 stop24h 05m
Korean Air
Deal found 1/24$603
This Jettzy deal was found by Cheapflights users on 1/25. 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 Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/277:15 am
SEA
-
HKG
2 stops23h 55m
Korean Air
Tue 2/312:55 am
HKG
-
SEA
1 stop24h 05m
Korean Air
Deal found 1/25$606
This Korean Air deal was found by Cheapflights users on 1/25. 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.
Sun 3/812:00 pm
SEA
-
HKG
1 stop32h 20m
Korean Air
Tue 3/1012:55 am
HKG
-
SEA
2 stops28h 44m
Korean Air
Deal found 1/25$608

Find flight deals from Seattle to Hong Kong

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Hong Kong (HKG). 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 January 26, 2026.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$585
(oojo)

One-way from

$227
(Travelocity)

Popular in

July

Cheapest in

January

Average price

$699

Good round-trip deal

$987 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Hong Kong Intl flight deals.
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Hong Kong Intl flights.
From Seattle/Tacoma Intl to Hong Kong Intl
One-way flight from Seattle/Tacoma Intl to Hong Kong Intl
Highest demand for flights based on searches. 10% potential increase in price ($94 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
Average for round-trip flights in January 2026
Price to beat on a round-trip flight from Seattle/Tacoma Intl to Hong Kong Intl.

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 January 26, 2026.
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

Sun 3/8

12:00 pm-11:20 am

1 stop32h 20m

Hong Kong Intl

Tue 3/10

12:55 am-2:39 pm

2 stops28h 44m

$608

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Fri 4/17

1:00 pm-10:55 am

1 stop30h 55m

Hong Kong Intl

Sun 4/26

5:55 pm-1:07 pm

1 stop34h 12m

$624

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 4/27

7:37 pm-5:00 am

1 stop18h 23m

Hong Kong Intl

Tue 5/12

2:45 pm-2:25 pm

1 stop14h 40m

$624

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sun 4/19

1:00 pm-10:55 am

1 stop30h 55m

Hong Kong Intl

Mon 5/11

5:55 pm-1:11 pm

1 stop34h 16m

$624

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Wed 3/4

11:00 am-11:10 pm

1 stop20h 10m

Hong Kong Intl

Tue 3/31

12:45 am-10:40 am

1 stop24h 55m

$626

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 3/16

12:00 pm-4:50 pm

1 stop37h 50m

Hong Kong Intl

Mon 4/20

12:20 pm-10:40 am

1 stop37h 20m

$626

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sat 2/28

7:29 pm-7:15 pm

2 stops31h 46m

Hong Kong Intl

Tue 3/17

2:20 pm-2:20 pm

1 stop15h 00m

$628

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 4/27

7:37 pm-6:30 pm

2 stops31h 53m

Hong Kong Intl

Mon 5/11

2:45 pm-2:25 pm

1 stop14h 40m

$628

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sun 3/8

5:00 am-7:00 am

2 stops35h 00m

Hong Kong Intl

Tue 3/17

2:20 pm-2:20 pm

1 stop15h 00m

$628

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 4/20

6:20 am-6:55 pm

2 stops21h 35m

Hong Kong Intl

Thu 5/7

2:45 pm-2:25 pm

1 stop14h 40m

$628

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 22 results
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Compare providers for flights from Seattle to Hong Kong

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 Seattle to Hong Kong in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
oojoPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*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 Seattle-Hong Kong flights, users find the pricing of Justfly.com to be most consistent on Cheapflights vs. Justfly.com Users can find the same prices on Seattle-Hong Kong flight deals on Cheapflights vs. Justfly.com >95% of the time. Price accuracy is based on data collected from Seattle-Hong Kong flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Hong Kong flights, Cheapflights users trust Justfly.com the most. Justfly.com 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 Seattle-Hong Kong 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 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 January 23, 2026.

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, January is the cheapest month in which you can book a flight from Seattle to Hong Kong (average of $475). 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.

How much does it cost to fly round-trip from Seattle to Hong Kong?

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 January 26, 2026.
Peruse reviews from past customers who have flown with EVA Air, China Airlines, and Asiana Airlines from Seattle to Hong Kong to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

8.3

Entertainment

8.0

Food

8.1

Crew

8.6

Boarding

8.4

Overall

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.

Comfort

8.3

Entertainment

8.0

Food

8.1

Crew

8.6

Boarding

8.4

Overall

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.

Comfort

8.3

Entertainment

8.0

Food

8.1

Crew

8.6

Boarding

8.4

Overall

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.

Comfort

8.3

Entertainment

8.0

Food

8.1

Crew

8.6

Boarding

8.4

Overall

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.

Comfort

8.3

Entertainment

8.0

Food

8.1

Crew

8.6

Boarding

8.4

Overall

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.

Comfort

8.3

Entertainment

8.0

Food

8.1

Crew

8.6

Boarding

8.4

Overall

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.

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.
  • How popular is this Seattle to Hong Kong flight route?

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

    Airlines like Korean Air, Delta, and United Airlines fly from Seattle to Hong Kong in about 18h 23m. The time it takes to get you to your destination can typically vary by up to 13h 57m. 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 $475, 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 Asiana Airlines - these airlines can fly you to your destination from $569 and $583, respectively. Users have found that Air Canada is 42% cheaper than the other options available to this destination.

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

    $219 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 Philippine Airlines and ANA, with prices starting from $229 and $286, respectively.

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

    While on average a flight from Seattle to Hong Kong is generally $1,167, our data shows the cheapest flight currently is $877. When looking at the most popular route, (Seattle/Tacoma Intl - Hong Kong Intl), you can expect to pay $558 for that flight.

  • Where are the most common layover locations when flying from Seattle to Hong Kong?

  • What are some popular things to do or see while on a layover in Taipei City?

    Taipei City travelers tend to visit Taipei 101, Shilin Night Market, and Raohe Street Night Market more than anywhere else. Travelers on a layover in Taipei City can visit Taipei 101, Shilin Night Market, and Raohe Street Night Market, by traveling 21.0 mi, 18.3 mi, and 21.6 mi, respectively after landing at Taipei City Taiwan Taoyuan Intl. Travelers can rent a car at Taipei City Taiwan Taoyuan Intl for an average daily rate of $77 to make sightseeing during their layover a little easier.

  • What are some popular points of interest to see during a layover in Seoul?

    Seoul travelers tend to visit Dongdaemun Market, Lotte World, and Bukchon Hanok Village more than any other notable places. Dongdaemun Market, Lotte World, and Bukchon Hanok Village are located about 31.6 mi, 35.7 mi, and 30.6 mi, respectively from Incheon Intl. Travelers in need of a car in Seoul can rent one for about $48 per day.

  • What are points of interest worth seeing during a layover in Vancouver?

    If you're on a layover in Vancouver and looking for things to do, consider visiting Orpheum Theatre, Pacific Central Station, or Queen Elizabeth Theatre. Travelers on a layover in Vancouver can visit Orpheum Theatre, Pacific Central Station, and Queen Elizabeth Theatre, by traveling 6.5 mi, 6.6 mi, and 6.6 mi, respectively after landing at Vancouver Intl. Those on a layover in Vancouver in need of a rental car can book one at Vancouver Intl for about $30.

  • Where are the least popular layover locations for Seattle to Hong Kong flights?

  • 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, January is the cheapest month in which you can book a flight from Seattle to Hong Kong (average of $475). 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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Alternative routes for Seattle to Hong Kong

See prices for flight routes from nearby airports that may be better suited for you.

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 January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$475Average$680FlexibilityNo cancel feeOn-time67%
Japan AirlinesCheapest$569Average$762FlexibilityNo cancel feeOn-time79%
Asiana AirlinesCheapest$583Average$705FlexibilityNo cancel feeOn-time76%
Philippine AirlinesCheapest$603Average$658FlexibilityNo cancel feeOn-time60%
ANACheapest$611Average$713FlexibilityNo cancel feeOn-time80%
DeltaCheapest$623Average$825FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$623Average$775FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$679Average$815FlexibilityNo cancel feeOn-time69%
China AirlinesCheapest$751Average$836FlexibilityNo cancel feeOn-time70%
STARLUX AirlinesCheapest$779Average$887FlexibilityNo cancel feeOn-timeN/A

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