$495 Cheap Flights from Beijing (PEK) to St. Louis (STL)

View $495 flight on Wed, Apr 1, 2026Opens in a new window

Popular airlines from Capital Intl. Airport (PEK) to St. Louis Lambert Intl. Airport (STL)

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Cheap Flights from Beijing to St. Louis (PEK-STL)

Prices were available within the past 7 days and start at $495 for one-way flights and $913 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Korean Air
Wed, Mar 11 - Wed, Mar 25
PEK
Beijing
STL
St. Louis
$913 Roundtrip, found 5 days ago
$913
Roundtrip
found 5 days ago
Select Korean Air flight, departing Wed, Mar 11 from Beijing to St. Louis, returning Wed, Mar 25, priced at $913 found 5 days ago
Asiana Airlines
Fri, Feb 27 - Wed, Apr 1
PEK
Beijing
STL
St. Louis
$997 Roundtrip, found 2 days ago
$997
Roundtrip
found 2 days ago
Select Asiana Airlines flight, departing Fri, Feb 27 from Beijing to St. Louis, returning Wed, Apr 1, priced at $997 found 2 days ago
Asiana Airlines
Fri, Feb 27 - Tue, Mar 31
PEK
Beijing
STL
St. Louis
$1,010 Roundtrip, found 2 days ago
$1,010
Roundtrip
found 2 days ago
Select Asiana Airlines flight, departing Fri, Feb 27 from Beijing to St. Louis, returning Tue, Mar 31, priced at $1,010 found 2 days ago
Asiana Airlines
Sat, Feb 28 - Wed, Apr 1
PEK
Beijing
STL
St. Louis
$1,050 Roundtrip, found 2 days ago
$1,050
Roundtrip
found 2 days ago
Select Asiana Airlines flight, departing Sat, Feb 28 from Beijing to St. Louis, returning Wed, Apr 1, priced at $1,050 found 2 days ago
Air China
Fri, Feb 27 - Wed, Apr 1
PEK
Beijing
STL
St. Louis
$1,052 Roundtrip, found 2 days ago
$1,052
Roundtrip
found 2 days ago
Select Air China flight, departing Fri, Feb 27 from Beijing to St. Louis, returning Wed, Apr 1, priced at $1,052 found 2 days ago
Asiana Airlines
Sat, Feb 28 - Tue, Mar 31
PEK
Beijing
STL
St. Louis
$1,063 Roundtrip, found 2 days ago
$1,063
Roundtrip
found 2 days ago
Select Asiana Airlines flight, departing Sat, Feb 28 from Beijing to St. Louis, returning Tue, Mar 31, priced at $1,063 found 2 days ago
Asiana Airlines
Wed, Mar 11 - Wed, Mar 25
PEK
Beijing
STL
St. Louis
$1,064 Roundtrip, found 5 days ago
$1,064
Roundtrip
found 5 days ago
Select Asiana Airlines flight, departing Wed, Mar 11 from Beijing to St. Louis, returning Wed, Mar 25, priced at $1,064 found 5 days ago
Asiana Airlines
Fri, Feb 27 - Tue, Mar 31
PEK
Beijing
STL
St. Louis
$1,068 Roundtrip, found 2 days ago
$1,068
Roundtrip
found 2 days ago
Select Asiana Airlines flight, departing Fri, Feb 27 from Beijing to St. Louis, returning Tue, Mar 31, priced at $1,068 found 2 days ago
United
Wed, Mar 11 - Wed, Mar 25
PEK
Beijing
STL
St. Louis
$1,111 Roundtrip, found 5 days ago
$1,111
Roundtrip
found 5 days ago
Select United flight, departing Wed, Mar 11 from Beijing to St. Louis, returning Wed, Mar 25, priced at $1,111 found 5 days ago
Cathay Pacific
Sat, Dec 6 - Sun, Dec 7
PEK
Beijing
STL
St. Louis
$1,172 Roundtrip, found 3 days ago
$1,172
Roundtrip
found 3 days ago
Select Cathay Pacific flight, departing Sat, Dec 6 from Beijing to St. Louis, returning Sun, Dec 7, priced at $1,172 found 3 days ago

Frequently asked questions

How much does a flight from Capital Intl. Airport (PEK) to Lambert-St. Louis Intl. Airport (STL) cost?
Lock in a cheap one-way flight from $495 or cheap return flight from $913 from Capital Intl. Airport (PEK) to Lambert-St. Louis Intl. Airport (STL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Capital Intl. Airport (PEK) to Lambert-St. Louis Intl. Airport (STL)?
The cheapest month to fly from PEK to STL is March, when demand is low. Off-peak months are typically when airlines offer better prices between these airports.
What is the cheapest airline that flies from Capital Intl. Airport (PEK) to Lambert-St. Louis Intl. Airport (STL)?
To find the cheapest airline flying from PEK to STL, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Capital Intl. Airport (PEK) to Lambert-St. Louis Intl. Airport (STL)?
Direct flights from Capital Intl. Airport (PEK) to Lambert-St. Louis Intl. Airport (STL) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from PEK to STL?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change depending on various factors, including 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 Capital Intl. Airport (PEK) to Lambert-St. Louis Intl. Airport (STL)?
Book a flight from Capital Intl. Airport (PEK) to Lambert-St. Louis Intl. Airport (STL) that takes off before 3 PM to reduce the likelihood of delays. Departures after this time 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 Capital Intl. Airport (PEK) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Waiting until just before your trip to book a flight from PEK to STL often results in higher prices. Although you may find some last-minute discounts, they're not always guaranteed. Keep your travel schedule open to boost your chances of scoring a bargain.
Is it cheaper to book a PEK to STL flight and hotel package?
Compared with arranging flights and hotels separately, booking a PEK to STL flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one easy place will take the hassle out of planning your trip. Simply pick your flights and choose from our wide range of stays, then tailor your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Capital Intl. Airport (PEK) to Lambert-St. Louis Intl. Airport (STL)?
If you reserved your PEK to STL flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

Travel information

Origin airport
Capital Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
All Nippon Airways, Cathay Pacific, Japan Airlines, KLM, Korean Air, Lufthansa, United
Roundtrip price
$912
Distance
6730 mi

Book with confidence

Beijing to St. Louis Flights

The cheapest times to fly from Beijing to St. Louis

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 Beijing to St. Louis are during the month of March. You can find some of the cheapest flights from Beijing to St. Louis with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Beijing to St. Louis: 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 Beijing to St. Louis

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 Beijing to St. Louis in 2025. You can also book with separate airlines for your outbound and return journeys, from $495 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 Beijing to St. Louis 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 Beijing to St. Louis 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.

 

Beijing to St. Louis Flights

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*Available to One Key members.