Cheap Flights from Hong Kong Intl (HKG) to St Louis (STL)

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Flight deals from Hong Kong Intl to St Louis

Looking for a cheap last-minute deal or the best round-trip flight from Hong Kong Intl to St Louis? Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Hong Kong Intl to St Louis

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Hong Kong Intl to St Louis flights are currently cheapest in June.

Hong Kong Intl to St Louis: Alternative routes

Compare routes from Hong Kong Intl to St Louis below. You may find an airport to fly into that's cheaper, faster, or easier than St Louis.

Hong Kong to St Louis: Flight information

The things to know before you go.
Cheapest flight found$573
Cheapest month to flyJune

Finding cheap flights from Hong Kong Intl to St Louis: Frequently asked questions

The best price we found for a round-trip flight from Hong Kong Intl to St Louis is $1,012. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Hong Kong Intl to St Louis. But we found flights with one or more stops from $1,012.
There are no flights flying from Hong Kong Intl to St Louis, as of June 2025.
The cheapest month to fly from Hong Kong Intl to St Louis is usually June 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Hong Kong Intl Airport to St Louis Airport on Monday, September 15, 2025.
No airlines currently offer direct flights between Hong Kong Intl Airport and St Louis Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to St Louis but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to St Louis is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, EVA Air offers the cheapest flight tickets to St Louis.

Traveling from Hong Kong International Airport (HKG) to Lambert-St. Louis International Airport (STL): what you need to know

  • The timezone in St Louis is UTC-5, which is 13 hours behind Hong Kong.

  • Leave plenty of time to catch your HKG to STL flight. As a general rule, turn up two hours before international departures and an hour ahead for domestic flights.

  • You'll likely experience bigger queues in popular months like April. Arriving up to four hours ahead of an international flight and two hours for domestic departures will give you ample time for security and boarding.

  • If you want to include a stop along the way, simply uncheck 'Direct flights only' when searching for your ticket from Hong Kong International Airport to Lambert-St. Louis International Airport. These are the top stopovers between HKG and STL:

    • O'Hare International Airport

    • Los Angeles International Airport

    • Newark Liberty International Airport

How to find the cheapest flights from Hong Kong International Airport (HKG) to Lambert-St. Louis International Airport (STL)

  • $573 is the lowest price for a one-way Hong Kong International Airport to Lambert-St. Louis International Airport flight. Return flights start from $1,012. These fares can change depending on availability and demand.

  • Don't leave everything to the last minute. You're more likely to get cheap tickets from HKG to STL if you book in advance. Airlines often have some amazing early bird discounts.

  • Getting cheap flights from Hong Kong International Airport to Lambert-St. Louis International Airport is more likely if you can be flexible with your dates. Use the 'Whole month' function to see the lowest fares across every month and bag a great deal.

  • Getting your hands on cheap flights from HKG to STL is a breeze with Price Alerts. Simply create one of these automatic alerts and we'll let you know as soon as a new discounted fare appears.

  • Tailor your trip using filters. Pick your ideal arrival and departure times, airlines and total journey duration. You can also sort the results by 'Best,' 'Cheapest' or 'Fastest' flights from Hong Kong International Airport to Lambert-St. Louis International Airport.

Handy information about Hong Kong International Airport (HKG)

  • The address for HKG is 1 Cheong Hong Rd.

  • Of all flights departing from Hong Kong International Airport, 73.04% arrive as scheduled at their destination.

  • Central Hong Kong to Hong Kong International Airport is approximately 20 miles. Depending on traffic, it'll take about 30 minutes to get there if you're driving, catching a cab or ride-sharing.

  • The journey when using public transport will take about 45 minutes.

  • Need a handy hotel close to HKG? If you're catching an early flight from Hong Kong International Airport to Lambert-St. Louis International Airport, these accommodation options will have you sleeping moments from your departure lounge:

Arriving at Lambert-St. Louis International Airport (STL)

Getting from Lambert-St. Louis International Airport (STL) to central St Louis

  • STL is located at 10701 Lambert International Blvd..

  • Lambert-St. Louis International Airport to central St Louis has a drive time of about 20 minutes. It's approximately 16 miles away.

  • Getting there by public transport takes roughly 35 minutes.

When to fly to Lambert-St. Louis International Airport (STL)

  • July is the busiest month for flights from Hong Kong International Airport to Lambert-St. Louis International Airport. To steer clear of the crowds, go to St Louis in April.

  • When booking your flight from Hong Kong International Airport to Lambert-St. Louis International Airport, think about the kind of weather you enjoy. July is the warmest month in St Louis, with temperatures ranging from 63ºF to 91ºF.

  • For cooler conditions, look for a cheap ticket from HKG to STL in January. Average temperatures are between 18ºF and 45ºF then.

Explore more of United States

  • You've visited St Louis, now it's time to discover other corners of United States. Journey about 260 miles north-east to Chicago to tick off its leading sights. From Millennium Park to Art Institute of Chicago and LandShark Beer Garden at Navy Pier, there's plenty to keep you on the go.

  • If you want to check out another side of United States, head for Indianapolis, about 230 miles east of St Louis. The Children's Museum of Indianapolis, Indianapolis Museum of Art and Indianapolis Zoo are among its highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.