United Airlines flights from Seattle to Hong Kong (SEA - HKG)

Booking with United Airlines 76 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Hong Kong. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Currently, the most affordable month to book a United Airlines flight from Seattle to Hong Kong in September, with an average price of HK$5,476. Conversely, traveling with United Airlines from Seattle to Hong Kong in December will be the most expensive, with an average cost of HK$8,069. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

In terms of precipitation, rainfall in Hong Kong ranges from 20.0 - 390.0 inches per month. June is typically the wettest month, when rainfall can reach 390.0 mm. January is typically the driest time to visit Hong Kong when rainfall is around 20.0 mm.

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 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 16.0 C).