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HK$4,527+ Cheap flights to St. Louis

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13-10. Fares are subject to change and may not be available on all flights or dates of travel.
— STL
12 Jun — 19 Jun1
1 adult

Flights to St. Louis in 2025

Find the latest flights to St. Louis in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 70,647 searches and data was last updated on 7 June 2025.

Return from

HK$11,613

One-way from

HK$4,527
Qatar Airways
  • Qatar Airways
  • 21-7-28-7
  • 4 total stops
  • 73h 21m total
  • Hong Kong to St. Louis
Search Deals
13-10
  • 13-10
  • 2 total stops
  • 34h 45m total
  • Hong Kong to St. Louis
Search Deals

Find flight deals to St. Louis

Cheapest flights to St. Louis
Explore the most affordable flight options available to St. Louis. Find the lowest fares based on data from user searches, with prices last updated on 7 June 2025.

Mon 21-719:40HKG - STL
2 stops36h 28mQatar Airways
Mon 28-713:17STL - HKG
2 stops36h 53mQatar Airways
Deal found 6-6HK$11,613
Mon 21-722:30HKG - STL
2 stops26h 57mUnited Airlines
Mon 28-706:00STL - HKG
1 stop23h 55mUnited Airlines
Deal found 6-6HK$12,037
Mon 21-715:40HKG - STL
3 stops38h 05mMultiple Airlines
Mon 28-710:00STL - HKG
2 stops41h 05mMultiple Airlines
Deal found 6-6HK$13,119
Sun 20-700:40HKG - STL
2 stops33h 55mEmirates
Mon 28-715:20STL - HKG
3 stops37h 45mEmirates
Deal found 6-6HK$25,956

Cheapflights Fare Finder

Locate flights to St. Louis that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 70,647 searches and data was last updated on 7 June 2025.
Use the filters below to find and compare flights to St. Louis that are best for you.

Fly from

Hong Kong

Route

Departure

Return

Price

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Mon 21-7

19:40-19:08

2 stops36h 28m

Lambert-St Louis

Mon 28-7

13:17-15:10

2 stops36h 53m

HK$11,613

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Mon 21-7

22:30-12:27

2 stops26h 57m

Lambert-St Louis

Mon 28-7

06:00-18:55

1 stop23h 55m

HK$12,037

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Mon 21-7

15:40-16:45

3 stops38h 05m

Lambert-St Louis

Mon 28-7

10:00-16:05

2 stops41h 05m

HK$13,119

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Sun 20-7

00:40-21:35

2 stops33h 55m

Lambert-St Louis

Mon 28-7

15:20-18:05

3 stops37h 45m

HK$25,956

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Mon 13-10

17:10-14:55

2 stops34h 45m

HK$4,527

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Sun 12-10

01:25-22:34

2 stops34h 09m

HK$6,269

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Wed 9-7

18:00-15:16

2 stops34h 16m

HK$7,391

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Mon 7-7

16:05-22:57

1 stop19h 52m

HK$7,580

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Sat 5-7

11:15-19:15

1 stop21h 00m

HK$9,243

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Sat 5-7

21:30-22:15

3 stops37h 45m

HK$11,997

Flights are sorted by cheapest return flights first.

Deals found on 5-6

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
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.

Cheapflights Insights

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

How long is the flight to St. Louis?

On average, a flight from Hong Kong to St. Louis takes 36 hours 28 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.

What are the most popular airlines that fly to St. Louis?

The most popular airline flying from Hong Kong to St. Louis is United Airlines.

United Airlines
United Airlines
From HK$1,357

What are the cheapest airlines that fly to St. Louis?

The cheapest airline flying from Hong Kong to St. Louis is United Airlines.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals 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

Plan your trip to St. Louis by taking into account the average temperature totals 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).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated 7 June 2025.
Emirates
8.1
Very Good
3,263 reviews
Check prices

Boarding

8.1

Entertainment

8.2

Food

7.8

Comfort

8.0

Overall

8.1

Crew

8.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
Emirates
8.1
Very Good
3,263 reviews
Emirates
8.1
Very Good
3,263 reviews
Check prices

Boarding

8.1

Entertainment

8.2

Food

7.8

Comfort

8.0

Overall

8.1

Crew

8.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
Cathay Pacific
7.6
Good
892 reviews
Emirates
8.1
Very Good
3,263 reviews
Check prices

Boarding

8.1

Entertainment

8.2

Food

7.8

Comfort

8.0

Overall

8.1

Crew

8.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
Qatar Airways
7.4
Good
3,585 reviews
Emirates
8.1
Very Good
3,263 reviews
Check prices

Boarding

8.1

Entertainment

8.2

Food

7.8

Comfort

8.0

Overall

8.1

Crew

8.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
United Airlines
7.4
Good
8,778 reviews
Emirates
8.1
Very Good
3,263 reviews
Check prices

Boarding

8.1

Entertainment

8.2

Food

7.8

Comfort

8.0

Overall

8.1

Crew

8.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
Air Canada
7.1
Good
9,508 reviews
Emirates
8.1
Very Good
3,263 reviews
Check prices

Boarding

8.1

Entertainment

8.2

Food

7.8

Comfort

8.0

Overall

8.1

Crew

8.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

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 best airline to fly to St. Louis?

    Based on reviews from Cheapflights users, United Airlines is rated the highest out of the airlines that fly to St. Louis.

  • 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$9,182, while return flights cost around HK$2,330.

  • 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. Hampton Inn St. Louis-Airport is the closest property to Lambert-St Louis (0.0 km away from Lambert-St Louis).

See more FAQs

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