Cheap flights from Seattle to Hong Kong from $312
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Hong Kong departing on 9/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Seattle to Hong Kong
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Hong Kong?
The month of April is, on average, the cheapest month to fly to Hong Kong from Seattle, with most prices found around $797. The month of March is another great option to travel to Hong Kong, with average flight prices from Seattle averaging around $812.
What is the cheapest day to depart on your flight to Hong Kong?
The cheapest day to depart from Seattle to Hong Kong is on a Tuesday. Travelers who choose to depart for Hong Kong on a Tuesday will often find tickets for as low as $956. The most expensive day to fly to Hong Kong is Friday, with ticket prices averaging around $1,150.
How far in advance should I book a flight to Hong Kong?
You are more likely to see cheaper flights to Hong Kong from Seattle when booking 24 weeks ahead of your departure date. In general, you can expect to find flights to Hong Kong for around $916 when searching 24 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Hong Kong from Seattle for as low as $822 on momondo.
How have Seattle to Hong Kong flight prices changed over time?
As of June 2025, prices for Seattle to Hong Kong flights are approximately 37% cheaper when compared to flights at the same time last year.
What is the cheapest airline that flies from Seattle/Tacoma Intl to Hong Kong Intl?
Air Canada, Asiana Airlines, and United Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Hong Kong Intl
What airlines fly to Hong Kong?
Asiana Airlines, EVA Air and Air Canada are the top three most popular airlines that fly to Hong Kong from Seattle according to our data. Asiana Airlines is the first choice among our users, with 29% of people opting to fly with this airline when traveling to Hong Kong. Keep in mind that there are 12 different airlines that fly to Hong Kong on a routine basis, so you have a few additional options to choose from.
When to book flights from Seattle to Hong Kong
Cheap Seattle to Hong Kong (SEA to HKG) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to Hong Kong
How far is Seattle/Tacoma Intl to Hong Kong Intl by plane?
There are 6465.5 mi between Seattle/Tacoma Intl and Hong Kong Intl. By plane, this route typically takes 17h 05m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Hong Kong Intl Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Hong Kong Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Hong Kong Intl Airport?
As of June 2025, there are 12 operators available to choose from for flights from Seattle/Tacoma Intl Airport to Hong Kong Intl Airport.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Hong Kong Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Hong Kong Intl Airport.
What documentation or ID do you need to fly to Hong Kong Intl Airport?
The necessary travel and health documents for your Hong Kong Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Seattle to Hong Kong?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Seattle to Hong Kong is Asiana Airlines (22% of total bookings). The next most popular airlines are EVA Air (20%), Air Canada (20%), and China Airlines (15%).
Best airlines flying from Seattle to Hong Kong
Compare and see reviews for airlines that fly from Seattle to Hong Kong with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $635 | Free Cancellation | Rating 7.1 9,537 reviews | |||
| PriceFrom $665 | Free Cancellation | Rating 8.2 440 reviews | |||
| PriceFrom $683 | Free Cancellation | Rating 7.2 871 reviews | |||
| PriceFrom $738 | Free Cancellation | Rating 8.4 1,088 reviews | |||
| PriceFrom $745 | Free Cancellation | Rating 8.3 882 reviews | |||
| PriceFrom $750 | Free Cancellation | Rating 8.3 1,490 reviews | |||
| PriceFrom $774 | Free Cancellation | Rating 8.0 7,946 reviews | |||
| PriceFrom $775 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $785 | Free Cancellation | Rating 8.3 738 reviews | |||
| PriceFrom $858 | Free Cancellation | Rating 9.1 177 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Seattle to Hong Kong?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Hong Kong for you.
Can I find flights from Seattle to Hong Kong with flexible booking policies on momondo?
momondo does allow users to show only those flights to Hong Kong from Seattle which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Seattle to Hong Kong?
momondo provides multiple filters to help you find the best flight to Hong Kong from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Seattle to Hong Kong right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Hong Kong, momondo offers a useful price alert feature which will track prices for flights to Hong Kong from Seattle and alert you when they change.