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$1,169+ Cheap flights from St. Louis (STL) to Hong Kong (HKG)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/27. Fares are subject to change and may not be available on all flights or dates of travel.
STL — HKG
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Find cheap flights from St. Louis to Hong Kong with Cheapflights

1. Tell us where you want to go
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2. Select your favorite providers
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Cheapflights Tip: The best prices from Lambert-St Louis to Hong Kong Intl are usually found in February or April, booked 70 days in advance, depart on a Sunday or Wednesday and return on a Monday

Cheap flight deals from St. Louis to Hong Kong

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Hong Kong (HKG). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,184
(United)

Popular in

July

Cheapest in

February

Average price

$1,231
Provider with most accurate pricing for Lambert-St Louis-Hong Kong Intl flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Hong Kong Intl flights.
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From Lambert-St Louis to Hong Kong Intl
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($426 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($54 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from St. Louis to Hong Kong

Cheapest flights from St. Louis to Hong Kong
Explore the most affordable flight options available from St. Louis to Hong Kong. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This Gotogate deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/276:30 amSTL - HKG
2 stops41h 25mANA
Wed 4/22:45 pmHKG - STL
2 stops36h 51mANA
Deal found 3/26$1,169
This United Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/277:00 amSTL - HKG
1 stop23h 20mUnited Airlines
Wed 4/211:15 amHKG - STL
1 stop18h 37mUnited Airlines
Deal found 3/26$1,179
This FlightHub deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/111:30 pmSTL - HKG
2 stops37h 35mMultiple Airlines
Fri 5/302:35 amHKG - STL
2 stops30h 23mMultiple Airlines
Deal found 3/28$1,311
This KAYAK deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1512:00 pmSTL - HKG
1 stop19h 50mCathay Pacific
Mon 5/512:05 amHKG - STL
1 stop35h 59mCathay Pacific
Deal found 3/27$1,412
This oojo deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/275:55 amSTL - HKG
2 stops50h 35mQatar Airways
Tue 4/11:25 amHKG - STL
2 stops31h 05mQatar Airways
Deal found 3/26$1,465
This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/16:30 amSTL - HKG
2 stops39h 10mDelta
Sun 7/2712:45 amHKG - STL
2 stops36h 53mDelta
Deal found 3/27$1,657
This Mytrip deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/231:30 pmSTL - HKG
2 stops61h 35mAir Canada
Sun 6/86:00 pmHKG - STL
3 stops31h 36mAir Canada
Deal found 3/27$1,878
This KAYAK deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/116:52 amSTL - HKG
2 stops41h 38mJapan Airlines
Sat 5/318:10 amHKG - STL
3 stops27h 54mJapan Airlines
Deal found 3/28$2,454
This Emirates deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/173:35 pmSTL - HKG
3 stops37h 30mEmirates
Thu 7/1012:40 amHKG - STL
2 stops33h 55mEmirates
Deal found 3/28$3,222
This Finnair deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/241:54 pmSTL - HKG
2 stops38h 51mFinnair
Sun 11/29:50 pmHKG - STL
2 stops34h 27mFinnair
Deal found 3/27$6,047
This AranGrant deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/243:30 pmSTL - HKG
1 stop35h 15mLufthansa
Sat 11/112:15 amHKG - STL
1 stop27h 40mLufthansa
Deal found 3/27$10,714

Cheapflights Fare Finder

Customize your flight search to find flights from St. Louis to Hong Kong that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2025.
Use the filters below to find and compare flights from St. Louis to Hong Kong that are best for you.

Fly from

St. Louis

Fly to

Hong Kong

Route

Depart

Return

Price

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Tue 4/15

5:54 pm-5:00 am

1 stop22h 06m

Hong Kong Intl

Tue 5/6

11:15 am-10:03 pm

2 stops23h 48m

$1,184

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Sun 5/11

1:30 pm-4:05 pm

2 stops37h 35m

Hong Kong Intl

Fri 5/30

2:35 am-7:58 pm

2 stops30h 23m

$1,311

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Tue 4/15

12:00 pm-8:50 pm

1 stop19h 50m

Hong Kong Intl

Mon 5/5

12:05 am-11:04 pm

1 stop35h 59m

$1,412

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Tue 4/15

5:27 pm-9:55 pm

2 stops39h 28m

Hong Kong Intl

Mon 5/5

1:25 am-10:45 pm

2 stops34h 20m

$1,567

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Tue 7/1

6:30 am-10:40 am

2 stops39h 10m

Hong Kong Intl

Sun 7/27

12:45 am-12:38 am

2 stops36h 53m

$1,657

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Fri 5/23

1:30 pm-4:05 pm

2 stops61h 35m

Hong Kong Intl

Sun 6/8

6:00 pm-12:36 pm

3 stops31h 36m

$1,878

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Sun 5/11

6:52 am-1:30 pm

2 stops41h 38m

Hong Kong Intl

Sat 5/31

8:10 am-11:04 pm

3 stops27h 54m

$2,454

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Tue 6/17

3:35 pm-6:05 pm

3 stops37h 30m

Hong Kong Intl

Thu 7/10

12:40 am-9:35 pm

2 stops33h 55m

$3,222

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Compare providers for flights from St. Louis to Hong Kong

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Hong Kong in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Hong Kong flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Hong Kong flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Hong Kong flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Hong Kong flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Hong Kong flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to Hong Kong

Have a flexible travel schedule? Discover the best time to fly to Hong Kong from St. Louis with our price prediction graph.
Estimated round-trip 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 from St. Louis to Hong Kong

How far ahead should I book a flight from St. Louis to Hong Kong?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Hong Kong. Price data was last updated on March 21, 2025.

The price you pay for your flight from St. Louis to Hong Kong may vary depending on when you book. For the best chance of a lower fare, look to book 70 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, February is the cheapest month in which you can book a flight from St. Louis to Hong Kong (average of $994). Flying from St. Louis to Hong Kong in June is currently the most expensive (average of $1,649). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from STL to HKG?

Find hourly flight availability from St. Louis to Hong Kong. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

A simple way to save on the total cost of your ticket is to fly from St. Louis to Hong Kong in the evening. If you’re flexible enough to do this you can expect to save up to 23% on your trip compared to booking a flight in the morning.

Rainfall in Hong Kong by month

Plan your trip to Hong Kong by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Hong Kong ranges from 0.8 - 15.4 inches per month. June is typically the wettest month, when rainfall can reach 15.4 in. January is typically the driest time to visit Hong Kong when rainfall is around 0.8 in.

Temperature in Hong Kong by month

Plan your trip to Hong Kong by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Hong Kong, 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 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 60.8 F).

Reviews of airlines servicing Hong Kong

Get insights into the airlines that provide service to Hong Kong. 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 Hong Kong. Reviews last updated March 28, 2025.
Japan Airlines
8.3
Very good
1,440 reviews

Comfort

8.2

Crew

8.7

Food

7.7

Boarding

8.4

Entertainment

7.8

Overall

8.3

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Japan Airlines
8.3
Very good
1,440 reviews
Japan Airlines
8.3
Very good
1,440 reviews

Comfort

8.2

Crew

8.7

Food

7.7

Boarding

8.4

Entertainment

7.8

Overall

8.3

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Emirates
8.0
Very good
3,190 reviews
Japan Airlines
8.3
Very good
1,440 reviews

Comfort

8.2

Crew

8.7

Food

7.7

Boarding

8.4

Entertainment

7.8

Overall

8.3

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Delta
8.0
Very good
7,897 reviews
Japan Airlines
8.3
Very good
1,440 reviews

Comfort

8.2

Crew

8.7

Food

7.7

Boarding

8.4

Entertainment

7.8

Overall

8.3

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Cathay Pacific
7.5
Good
837 reviews
Japan Airlines
8.3
Very good
1,440 reviews

Comfort

8.2

Crew

8.7

Food

7.7

Boarding

8.4

Entertainment

7.8

Overall

8.3

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Qatar Airways
7.4
Good
3,538 reviews
Japan Airlines
8.3
Very good
1,440 reviews

Comfort

8.2

Crew

8.7

Food

7.7

Boarding

8.4

Entertainment

7.8

Overall

8.3

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Hong Kong. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from St. Louis to Hong Kong round-trip?

    Our cheapest airline available from St. Louis to Hong Kong is United Airlines. Our recent data shows that you can find tickets from as low as $1,184 on this airline. Additional options worth looking into are Cathay Pacific and Qatar Airways, starting at $1,412 and $1,567 round-trip. Users have found that United Airlines is 20% cheaper than the other options available to this destination.

  • Can I find deals for flights from St. Louis to Hong Kong that include hotel bookings?

    Yes. In addition to deals on St. Louis to Hong Kong flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Hong Kong?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Hong Kong.

  • Can I find deals for business class flights from St. Louis to Hong Kong?

    Yes. Cheapflights offers flight deals from St. Louis to Hong Kong by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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

    Currently, February is the cheapest month in which you can book a flight from St. Louis to Hong Kong (average of $994). Flying from St. Louis to Hong Kong in June is currently the most expensive (average of $1,649). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for St. Louis to Hong Kong

See prices for flight routes from nearby airports that may be better suited for you.
Kansas City to Hong Kong flights
Springfield to Hong Kong flights
Columbia to Hong Kong flights
Joplin to Hong Kong flights

Top 3 airlines flying from St. Louis to Hong Kong

Discover the top 3 airlines that operate flights from St. Louis to Hong Kong. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$733Average$811FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$1,079Average$1,497FlexibilityNo cancel feeOn-time69%
Cathay PacificCheapest$1,483Average$2,088FlexibilityNo cancel feeOn-time72%
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