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HK$3,828+ Cheap flights to St. Louis

— STL
23 Oct — 30 Oct1
1 adult
1 adult, Economy, 0 bags

Flights to St. Louis in 2026

Enter your travel dates to find the best prices.

Cheapest flights to St. Louis

Mon 19-1013:00 -
2 stops39h 44m
Mon 26-1007:02 -
2 stops26h 53m
Deal found 20-9HK$7,624
Wed 21-1010:30 -
2 stops26h 29m
Wed 28-1007:02 -
2 stops26h 53m
Deal found 23-9HK$8,016
Sun 18-1019:45 -
2 stops41h 14m
Sun 25-1007:02 -
2 stops32h 58m
Deal found 20-9HK$8,361
Sat 17-1019:40 -
3 stops29h 35m
Sat 24-1016:42 -
2 stops28h 28m
Deal found 19-9HK$9,365
Wed 28-1000:55 -
2 stops26h 35m
Mon 2-1108:10 -
1 stop30h 55m
Deal found 18-9HK$9,467
Sat 17-1013:25 -
2 stops23h 21m
Sat 24-1006:04 -
1 stop23h 51m
Deal found 19-9HK$10,197
Sun 18-1023:25 -
1 stop27h 00m
Sun 25-1016:40 -
1 stop34h 50m
Deal found 20-9HK$10,464

Find flight deals to St. Louis

Return from

HK$7,624

One-way from

HK$3,828
19-10-26-10
  • 19-10-26-10
  • 4 total stops
  • 66h 37m total
  • Hong Kong to St. Louis
Search Deals
15-10-31-12
  • 15-10-31-12
  • 2 total stops
  • 35h 19m total
  • Hong Kong to St. Louis
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights to St. Louis that are best for you.

Fly from

Route

Departure

Return

Price

Cheapest return flight

Hong KongSt. Louis

HKG Hong Kong Intl - STL Lambert-St Louis

HKGSTL

Hong Kong Intl

Sun 18-10

19:45-23:59

2 stops41h 14m

Lambert-St Louis

Wed 31-12

00:00-14:00

Nonstop0h 00m

HK$3,938

Hong KongSt. Louis

HKG Hong Kong Intl - STL Lambert-St Louis

HKGSTL

Hong Kong Intl

Fri 16-10

14:35-18:57

3 stops41h 22m

Lambert-St Louis

Wed 31-12

00:00-14:00

Nonstop0h 00m

HK$4,581

Hong KongSt. Louis

HKG Hong Kong Intl - STL Lambert-St Louis

HKGSTL

Hong Kong Intl

Tue 9-2

12:45-14:56

2 stops40h 11m

Lambert-St Louis

Wed 31-12

00:00-14:00

Nonstop0h 00m

HK$4,675

Hong KongSt. Louis

HKG Hong Kong Intl - STL Lambert-St Louis

HKGSTL

Hong Kong Intl

Wed 10-2

20:05-18:55

2 stops36h 50m

Lambert-St Louis

Wed 31-12

00:00-14:00

Nonstop0h 00m

HK$4,965

Hong KongSt. Louis

HKG Hong Kong Intl - STL Lambert-St Louis

HKGSTL

Hong Kong Intl

Tue 9-2

15:30-14:56

2 stops37h 26m

Lambert-St Louis

Wed 31-12

00:00-14:00

Nonstop0h 00m

HK$5,271
Fastest return journey

Hong KongSt. Louis

HKG Hong Kong Intl - STL Lambert-St Louis

HKGSTL

Hong Kong Intl

Sat 17-10

19:40-12:15

3 stops29h 35m

Lambert-St Louis

Wed 31-12

00:00-14:00

Nonstop0h 00m

HK$5,334

Hong KongSt. Louis

HKG Hong Kong Intl - STL Lambert-St Louis

HKGSTL

Hong Kong Intl

Thu 11-2

22:55-10:20

3 stops49h 25m

Lambert-St Louis

Wed 31-12

00:00-14:00

Nonstop0h 00m

HK$5,608

Hong KongSt. Louis

HKG Hong Kong Intl - STL Lambert-St Louis

HKGSTL

Hong Kong Intl

Mon 11-1

17:35-10:20

3 stops54h 45m

Lambert-St Louis

Wed 31-12

00:00-14:00

Nonstop0h 00m

HK$5,749

Hong KongSt. Louis

HKG Hong Kong Intl - STL Lambert-St Louis

HKGSTL

Hong Kong Intl

Sun 21-2

00:25-21:08

2 stops34h 43m

Lambert-St Louis

Mon 15-3

11:31-14:50

2 stops38h 19m

HK$8,965

Hong KongSt. Louis

HKG Hong Kong Intl - STL Lambert-St Louis

HKGSTL

Hong Kong Intl

Sun 18-10

01:40-23:59

2 stops35h 19m

Lambert-St Louis

Mon 26-10

11:31-20:05

1 stop19h 34m

HK$9,185

Flights are sorted by cheapest return flights first.

Deals found on 20-9

Showing 1-10 of 15 resultsSorted by cheapest first
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Best time to book a flight to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight to St. Louis

Rainfall in St. Louis by month

In terms of precipitation, rainfall in St. Louis ranges from 56.0 - 119.0 mm per month. May is typically the wettest month, when rainfall can reach 119.0 mm. February is typically the driest time to visit St. Louis when rainfall is around 56.0 mm.

Temperature in St. Louis by month

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).

How long is the flight to St. Louis?

On average, a flight from Hong Kong to St. Louis takes 18 hours 29 minutes. Flights to St. Louis from other popular cities in Hong Kong will vary in length. Below are a few examples of popular routes and their flight times.

FAQs about flying to St. Louis

  • What airport do you fly into for flights to St. Louis?

    Lambert-St Louis (STL), located 20.4 km from the city centre, is the airport you fly into when you book flights to St. Louis.

  • Can I find cheaper flights to St. Louis if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to St. Louis on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the cheapest airport to fly to in St. Louis?

    Lambert-St Louis is currently the cheapest airport to fly to in St. Louis. One-way flights to Lambert-St Louis typically cost HK$999, while return flights cost around HK$2,399.

  • Does Lambert-St Louis have rental cars?

    Yes. Those touching down at Lambert-St Louis can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Lambert-St Louis?

    Yes. Lambert-St Louis has hotels nearby for those requiring accommodations. St Ann Townhome Less Than 1 Mi to International Airport! is the closest property to Lambert-St Louis (0.0 km away from Lambert-St Louis).

See more FAQs

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