Cheap Flights from St. Louis (STL) to Hangzhou (HGH)

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Hangzhou (HGH-Xiaoshan Intl.)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Xiaoshan Intl. Airport (HGH) cost?
Lock in a cheap one-way flight or cheap return flight from Lambert-St. Louis Intl. Airport (STL) to Xiaoshan Intl. Airport (HGH) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Xiaoshan Intl. Airport (HGH)?
The cheapest month to fly from STL to HGH is , when demand is low. Off-peak season is usually when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Xiaoshan Intl. Airport (HGH)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll fly you from STL to HGH. Then, sort your results by "Price (lowest to highest)" to snap up the best deal available.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Xiaoshan Intl. Airport (HGH)?
You'll need to take a flight with a layover if you're traveling from Lambert-St. Louis Intl. Airport (STL) to Xiaoshan Intl. Airport (HGH). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from STL to HGH?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary depending on various factors, such as the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Xiaoshan Intl. Airport (HGH)?
Choose a flight from Lambert-St. Louis Intl. Airport (STL) to Xiaoshan Intl. Airport (HGH) that takes off before 3 PM to reduce the risk of cancellations. Departures later than this are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Lambert-St. Louis Intl. Airport (STL) to Xiaoshan Intl. Airport (HGH) last-minute?
Last-minute bookings from STL to HGH are typically more expensive. For the best prices, start looking for flights ahead of time. That being said, if you can play around with your travel dates, it's possible to land a cheap ticket just before your departure.
Is it cheaper to book a STL to HGH flight and hotel package?
You'll typically save money by securing a STL to HGH flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. After selecting your preferred flights and accommodations, consider adding extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Xiaoshan Intl. Airport (HGH)?
You can usually cancel or reschedule your STL to HGH flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Xiaoshan Intl.
Airlines serving
All Nippon Airways, Cathay Pacific, Qatar Airways
Distance
7274 mi

Book with confidence

St. Louis to Hangzhou Flights

The cheapest times to fly from St. Louis to Hangzhou

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Louis to Hangzhou are during the month of . You can find some of the cheapest flights from St. Louis to Hangzhou with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to Hangzhou

Sunday is one of the best days to book for cheap flights from St. Louis to Hangzhou: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Louis to Hangzhou

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Louis to Hangzhou in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Louis to Hangzhou flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Louis to Hangzhou airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

St. Louis to Hangzhou Flights

Explore a world of travel with Expedia

*Available to One Key members.