HK$1,193+ 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 21-2. 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
17 Feb — 24 Feb1
1 adult
1 adult, Economy, 0 bags

What to know about flights from St. Louis

Discover essential information about flights departing from St. Louis, including flight schedules, destinations, airlines operating at the St. Louis airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 18 Januar 2026.

Good round-trip deal

HK$1,278 or less

Good one-way deal

HK$3,017 or less
Price to beat on a round-trip flight from Lambert-St Louis.
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Price to beat on a one-way flight from Lambert-St Louis.
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Find flights from St. Louis

Enter your travel dates to find the best prices.

Cheapest flights from St. Louis
Explore the most affordable flight options available from St. Louis. Find the lowest fares based on data from user searches, with prices last updated on 18 Januar 2026.

Di 12-513:00
STL
-
HKG
2 stops27h 10m
Air Canada
Mo 22-609:45
HKG
-
STL
2 stops47h 20m
Air Canada
Deal found 16-1HK$5,785
Mo 6-416:05
STL
-
HKG
2 stops48h 10m
Air Canada
Do 7-509:45
HKG
-
STL
2 stops23h 20m
Air Canada
Deal found 16-1HK$5,824
Mo 2-316:05
STL
-
HKG
2 stops36h 35m
Air Canada
Mo 9-319:25
HKG
-
STL
2 stops33h 04m
Air Canada
Deal found 16-1HK$5,863
Di 19-507:30
STL
-
HKG
2 stops32h 40m
Air Canada
So 28-609:45
HKG
-
STL
2 stops23h 20m
Air Canada
Deal found 17-1HK$6,151
Mo 16-216:05
STL
-
HKG
2 stops60h 35m
Multiple Airlines
Mo 23-220:25
HKG
-
STL
2 stops57h 04m
Multiple Airlines
Deal found 17-1HK$6,198
So 26-407:45
STL
-
HKG
2 stops32h 30m
Air Canada
Di 5-509:45
HKG
-
STL
2 stops47h 20m
Air Canada
Deal found 16-1HK$6,338
Di 19-507:30
STL
-
HKG
2 stops32h 40m
Air Canada
Mo 13-709:45
HKG
-
STL
2 stops41h 17m
Air Canada
Deal found 17-1HK$6,354
Di 12-513:00
STL
-
HKG
2 stops51h 10m
Air Canada
Mi 17-609:45
HKG
-
STL
2 stops47h 20m
Air Canada
Deal found 15-1HK$6,361
Di 28-409:10
STL
-
HKG
2 stops31h 05m
Air Canada
Di 5-509:45
HKG
-
STL
2 stops47h 20m
Air Canada
Deal found 16-1HK$6,369
Mo 27-409:10
STL
-
HKG
2 stops55h 05m
Air Canada
Di 5-509:45
HKG
-
STL
2 stops47h 20m
Air Canada
Deal found 16-1HK$6,385
Di 12-513:00
STL
-
HKG
2 stops27h 10m
Air Canada
Di 30-609:45
HKG
-
STL
2 stops41h 17m
Air Canada
Deal found 16-1HK$6,400
Fr 22-519:06
STL
-
CAN
2 stops27h 09m
Multiple Airlines
Mo 22-612:25
CAN
-
STL
3 stops39h 56m
Multiple Airlines
Deal found 17-1HK$24,198

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 18 Januar 2026. In the last 7 days, Cheapflights users made a total of 70,647 searches

Fly to

Hong Kong

Route

Departure

Return

Price

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Di 12-5

13:00-05:10

2 stops27h 10m

Hong Kong Intl

Mi 17-6

09:45-20:05

2 stops23h 20m

HK$5,785

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Di 12-5

13:00-05:10

2 stops51h 10m

Hong Kong Intl

Mo 10-8

09:45-18:32

2 stops45h 47m

HK$6,361

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Di 28-4

09:10-05:15

2 stops31h 05m

Hong Kong Intl

Di 5-5

09:45-20:05

2 stops47h 20m

HK$6,369

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Mi 13-5

13:00-05:10

2 stops51h 10m

Hong Kong Intl

Mo 13-7

09:45-18:32

2 stops45h 47m

HK$6,751

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Di 12-5

13:00-05:10

2 stops51h 10m

Hong Kong Intl

Fr 31-7

09:45-14:02

2 stops65h 17m

HK$6,790

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Mo 2-3

09:55-06:45

2 stops30h 50m

Hong Kong Intl

Mo 9-3

10:35-22:25

1 stop24h 50m

HK$7,843

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

So 15-2

08:00-13:50

2 stops39h 50m

Hong Kong Intl

So 22-2

16:40-23:59

2 stops45h 19m

HK$8,256

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Mi 13-5

12:11-20:50

1 stop19h 39m

Hong Kong Intl

Mo 13-7

16:05-21:34

1 stop18h 29m

HK$9,090

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Mo 27-4

16:46-08:50

2 stops27h 04m

Hong Kong Intl

Di 5-5

19:40-14:50

3 stops32h 10m

HK$9,106

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Mo 16-2

17:25-06:45

1 stop23h 20m

Hong Kong Intl

So 22-2

00:05-21:05

2 stops35h 00m

HK$9,199

Flights are sorted by cheapest return flights first.

Deals found on 18-1

Showing 1-10 of 17 results
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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, April is the cheapest month in which you can book a flight from St. Louis (average of HK$6,026). Flying from St. Louis in December will prove the most costly (average of HK$10,852). 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 (677 flights per day), Dallas (182 flights per day) and New York (168 flights per day).

Los Angeles
Los Angeles
From HK$3,017
Denver Intl
Denver Intl
From HK$1,278
Houston Hobby
Houston Hobby
From HK$9,320

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$1,278. Explore other affordable destinations below.

Denver Intl
Denver Intl
From HK$1,278
Los Angeles
Los Angeles
From HK$3,017
Houston Hobby
Houston Hobby
From HK$9,320

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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 18 Januar 2026.

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

    This month, the top selected destinations from St. Louis are Cancún, Denver, 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$1,278 to Denver (prices may vary depending on the airline and departure time). On average, users have booked flights for HK$4,573 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$18,577

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

    Currently, the cheapest month for flights from St. Louis is April. 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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