A simple way to save on the total cost of your ticket is to fly from St. Louis to Hong Kong at noon. If you’re flexible enough to do this you can expect to save up to 37% on your trip compared to booking a flight in the afternoon.
Flights from St. Louis to Hong Kong lean towards being more expensive in June. Prices are generally better when you fly from St. Louis to Hong Kong in August, with the cheapest ticket starting at $808.
Leaving on a Tuesday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 132% on the overall cost on flights from St. Louis to Hong Kong.