Title: Cheap Flights from St. Louis (STL) to Changsha (CSX) - Expedia.ca ![Changsha, Hunan Meixi Lake Park real estate projects, Shutterstock ID 1032796660, Purchase Order: -](https://images.trvl-media.com/place/922/8bafb0c8-d83e-4df9-851b-364bf8af212d.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/922/8bafb0c8-d83e-4df9-851b-364bf8af212d.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from St. Louis (STL) to Changsha (CSX) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Lambert-St. Louis International Airport (STL) to Changsha (CSX-Huanghua Intl.) - ![Cathay Pacific](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_CX.svg) Cathay Pacific [](https://www.expedia.ca/Flights-Search?leg1=from:stl,to:csx,departure:18/10/2025TANYT&leg2=from:csx,to:stl,departure:25/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"CX"}}]) - ![Asiana Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_OZ.svg) Asiana Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:stl,to:csx,departure:18/10/2025TANYT&leg2=from:csx,to:stl,departure:25/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"OZ"}}]) - ![Korean Air](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_KE.svg) Korean Air [](https://www.expedia.ca/Flights-Search?leg1=from:stl,to:csx,departure:18/10/2025TANYT&leg2=from:csx,to:stl,departure:25/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"KE"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) Flight from St. Louis to Changsha (STL - CSX) route information | Origin airport | Lambert-St. Louis Intl. | | --- | --- | | Destination airport | Huanghua Intl. | | Distance | 12107 km | ## St. Louis to Changsha Flights **The easy way to book your flights from St. Louis to Changsha**  With Expedia, it’s simple to find and book flights to Changsha from St. Louis whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Huanghua Intl., too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from St. Louis to Changsha today, tomorrow, or this week.   **Save dollars with cheap flights from Lambert-St. Louis Intl., STL to Huanghua Intl., CSX**  Sort your search results by price to find great deals on your flight from St. Louis to Changsha—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Changsha from St. Louis currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Changsha   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Changsha from St. Louis**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Changsha with Expedia today. ## Frequently asked questions ### How much is a flight from Lambert-St. Louis Intl. Airport (STL) to Changsha Airport? > If you're travelling from STL to CSX, round-trip journeys start from . This figure is based on airfares advertised within the last 7 days on Expedia for flights departing within the next year, so don't wait around. Book today and save yourself both money and time. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from STL to Changsha Airport? > Every air carrier has its own set of terms and conditions. If you do decide to cancel, follow the simple instructions on our [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from STL to Huanghua Intl. Airport (CSX) that have flexible change policies? > Use our "No change fees" filter to find flexible travel options for your flight from Lambert Field to Changsha Airport. This allows you to secure a low rate in advance and still have the freedom to reschedule without any additional fees. If the new flight costs more, you'll just cover the difference. ### How far is the flight from STL to CSX? > St. Louis to Changsha is around 12,200 kilometres, so get ready to spend a while in the air. Make sure you pack all the essentials, from your headphones to your hoodie. Take some snacks to munch on throughout your journey too. ### Which airlines fly direct from STL to Changsha Airport? > Flying nonstop between Lambert-St. Louis Intl. Airport (STL) and Changsha Airport isn't possible right now. However, you'll still be able to find a flight to Changsha with at least one stop. ### Are STL to Changsha Airport flight tickets cheaper when they're purchased at the last minute? > Flight prices change all the time, so not always. While last-minute flight deals between STL and Huanghua Intl. Airport (CSX) are of course possible, it also makes sense to keep a close eye on prices well before you fly. In fact, some carriers advertise their prices up to a year prior to the departure date. Expedia is constantly updating the biggest airfare bargains around, so keep checking back and be ready to secure your seat when the fares dip. ## Explore a world of travel with Expedia - Lodging - Flights - Packages - Cars - Vacation Rental - Other ### Lodging - [3 Star Hotels in Changsha](https://www.expedia.ca/3Star-Changsha-Hotels.s30-0-d922.Travel-Guide-Filter-Hotels) - [4 Star Hotels in Changsha](https://www.expedia.ca/4Star-Changsha-Hotels.s40-0-d922.Travel-Guide-Filter-Hotels) - [5 Star Hotels in Changsha](https://www.expedia.ca/5Star-Changsha-Hotels.s50-0-d922.Travel-Guide-Filter-Hotels) - [Aparthotels in Changsha](https://www.expedia.ca/Changsha-Apart-Hotels.d922-aaApartHotels.Travel-Guide-Accommodation) - [Apartments in Changsha](https://www.expedia.ca/Changsha-Apartments.d922-aaApartments.Travel-Guide-Accommodation) - [B&B in Changsha](https://www.expedia.ca/Changsha-Bed-And-Breakfast.d922-aaBedAndBreakfast.Travel-Guide-Accommodation) - [Country Houses in Changsha](https://www.expedia.ca/Changsha-Country-House.d922-aaCountryHouse.Travel-Guide-Accommodation) - 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