HK$1,575+ Cheap flights from St. Louis

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3-6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — HKG
2 May — 9 May1
1 adult
1 adult, Economy, 0 bags

Find flights from St. Louis within your budget

 
Find flights departing from St. Louis that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 2 April 2026. In the last 7 days, Cheapflights users made a total of 70,647 searches

Fly to

Route

Departure

Return

Price

Cheapest return flight

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Sat 19-9

19:34-08:50

2 stops24h 16m

Hong Kong Intl

Tue 20-10

19:40-14:20

3 stops31h 40m

HK$9,460

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Wed 12-8

19:56-10:05

2 stops25h 09m

Hong Kong Intl

Wed 26-8

15:25-18:37

2 stops40h 12m

HK$9,476

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Tue 28-4

16:46-10:05

2 stops28h 19m

Hong Kong Intl

Tue 5-5

19:40-14:50

3 stops32h 10m

HK$10,714

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Tue 12-5

08:30-05:00

1 stop31h 30m

Hong Kong Intl

Wed 17-6

11:45-18:17

1 stop19h 32m

HK$11,192

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Tue 12-5

08:30-05:00

1 stop31h 30m

Hong Kong Intl

Tue 30-6

22:30-15:46

2 stops30h 16m

HK$11,192

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Mon 14-9

08:52-18:55

1 stop21h 03m

Hong Kong Intl

Wed 14-10

09:30-16:26

2 stops19h 56m

HK$11,208

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Tue 12-5

08:30-05:00

1 stop31h 30m

Hong Kong Intl

Tue 23-6

11:45-21:16

2 stops22h 31m

HK$11,223
Fastest return journey

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Mon 31-8

08:52-18:55

1 stop21h 03m

Hong Kong Intl

Fri 4-9

11:45-18:24

1 stop19h 39m

HK$11,568

St. LouisGuangzhou

STL - CAN

STLCAN

Lambert-St Louis

Sat 9-5

08:30-22:35

2 stops49h 05m

Guangzhou Baiyun

Sun 24-5

08:25-15:46

3 stops44h 21m

HK$28,937

St. LouisGuangzhou

STL - CAN

STLCAN

Lambert-St Louis

Sat 13-6

19:23-22:35

2 stops38h 12m

Guangzhou Baiyun

Sat 27-6

08:25-15:46

3 stops44h 21m

HK$38,381

Flights are sorted by cheapest return flights first.

Deals found on 29-3

Showing 1-10 of 24 resultsSorted by cheapest first
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Best time to book a flight from St. Louis

Have a flexible travel schedule? Discover the best time to fly from St. Louis with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from St. Louis

Get recent, data-driven insights about flights from St. Louis including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from St. Louis?

Currently, July is the cheapest month in which you can book a flight from St. Louis (average of HK$5,580). Flying from St. Louis in December will prove the most costly (average of HK$10,910). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

What are popular destinations to fly to from St. Louis?

If you’re flying from St. Louis, these routes are more frequently taken by airlines Chicago (632 flights per day), Atlanta (194 flights per day) and Detroit (192 flights per day).

Los Angeles Los Angeles
Los Angeles Los Angeles
From HK$3,033
Denver Intl
Denver Intl
From HK$1,285
Houston Hobby
Houston Hobby
From HK$9,369

What is the cheapest place to fly to from St. Louis?

The cheapest city to fly to from St. Louis is Denver Intl, with prices starting at HK$1,285. Explore other affordable destinations below.

Denver Intl
Denver Intl
From HK$1,285
Los Angeles Los Angeles
Los Angeles Los Angeles
From HK$3,033
Houston Hobby
Houston Hobby
From HK$9,369

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Direct flights from Missouri

Book a direct flight from one of these other cities located in Missouri.
Direct flights from Kansas City

Related info for your journey

Access useful and relevant information related to your journey from St. Louis. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 2 April 2026.

  • What are the most popular destinations to fly to from St. Louis?

    This month, the top selected destinations from St. Louis are Denver, Dallas/Fort Worth Airport, Atlanta. Throughout the year, Denver, Cancún, Atlanta are some of the top choices made by users flying from St. Louis.

  • What is the cheapest flight from St. Louis to anywhere?

    Users have flown out of St. Louis for as low as HK$1,285 to Denver (prices may vary depending on the airline and departure time). On average, users have booked flights for HK$4,598 to fly from St. Louis.

  • What is the cheapest premium economy flight from St. Louis?

    Here are some of the cheapest offers we have found for the cheapest premium economy flights from St. Louis.
    Fly Lambert-St Louis to San Francisco from HK$18,676

  • What is the cheapest month to fly from St. Louis?

    Currently, the cheapest month for flights from St. Louis is July. The most expensive month for flights is December. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • How does Cheapflights help users find flights from St. Louis?

    When you search for this flight from St. Louis, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

  • Why should you use Cheapflights to find cheap flight tickets from St. Louis?

    Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from St. Louis for you. Better yet — we are completely free to use.

  • Can Cheapflights find flights from St. Louis with no change fees?

    Users can book flights with no change fees policies with our dedicated filters. Book flights from St. Louis flexibly with Cheapflights today.

  • Can Cheapflights notify me if prices for flights from St. Louis become cheaper?

    Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from St. Louis today and book when you’re ready!

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Fly with Cheapflights

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How does Cheapflights help users find flights from St. Louis?

When you search for this flight from St. Louis, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

Why should you use Cheapflights to find cheap flight tickets from St. Louis?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from St. Louis for you. Better yet — we are completely free to use.

Can Cheapflights find flights from St. Louis with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from St. Louis flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from St. Louis become cheaper?

Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from St. Louis today and book when you’re ready!

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