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Cheap flights from St. Louis to Hong Kong from $507

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Hong Kong departing on 12/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from St. Louis to Hong Kong

Cheap round-trip flights

Multiple Airlines Logo
7:00 am - 11:50 amSTL-HKG
38h 50m2 stops
Multiple Airlines Logo
1:15 pm - 11:56 pmHKG-STL
23h 41m2 stops
$917Multiple Airlines
Find Deal
mié., mar. 4 - lun., mar. 9
Multiple Airlines Logo
4:05 pm - 10:30 pmSTL-HKG
40h 25m2 stops
Multiple Airlines Logo
8:25 pm - 3:29 pmHKG-STL
33h 04m2 stops
$931Multiple Airlines
Find Deal
dom., nov. 9 - mar., nov. 18
Air Canada Logo
4:05 pm - 6:40 pmSTL-HKG
36h 35m2 stops
Air Canada Logo
7:25 pm - 3:29 pmHKG-STL
33h 04m2 stops
$939Air Canada
Find Deal
mié., feb. 11 - mié., mar. 11
Multiple Airlines Logo
4:05 pm - 12:55 pmSTL-HKG
54h 50m2 stops
Multiple Airlines Logo
4:25 pm - 3:29 pmHKG-STL
61h 04m2 stops
$990Multiple Airlines
Find Deal
vie., feb. 13 - dom., feb. 22
ANA Logo
8:05 am - 5:45 amSTL-HKG
31h 40m2 stops
ANA Logo
12:05 am - 12:20 pmHKG-STL
25h 15m2 stops
$1,011ANA
Find Deal
mié., feb. 11 - mar., mar. 10
United Airlines Logo
1:40 pm - 5:00 amSTL-HKG
26h 20m2 stops
United Airlines Logo
11:15 am - 4:54 pmHKG-STL
18h 39m1 stop
$1,018United Airlines
Find Deal
mié., oct. 15 - mié., oct. 22
United Airlines Logo
4:50 pm - 5:40 amSTL-HKG
23h 50m2 stops
United Airlines Logo
10:35 am - 4:27 pmHKG-STL
19h 52m1 stop
$1,023United Airlines
Find Deal
lun., oct. 20 - lun., nov. 3
Delta Logo
6:30 am - 4:50 pmSTL-HKG
44h 20m2 stops
Delta Logo
12:55 am - 11:40 pmHKG-STL
35h 45m2 stops
$1,024Delta
Find Deal
mié., mar. 4 - dom., mar. 8
ANA Logo
7:41 am - 5:45 amSTL-HKG
32h 04m2 stops
ANA Logo
12:05 am - 12:21 pmHKG-STL
26h 16m2 stops
$1,061ANA
Find Deal
vie., feb. 13 - lun., feb. 23
Delta Logo
6:50 am - 10:40 amSTL-HKG
38h 50m2 stops
Delta Logo
12:55 am - 11:07 pmHKG-STL
36h 12m2 stops
$1,195Delta
Find Deal
lun., oct. 20 - dom., nov. 2

Delta flights from St. Louis to Hong Kong

Our best Delta deals on St. Louis to Hong Kong flight tickets
Delta
Mar 4
STL6:30 amLambert-St Louis
44h 20m
2 stops
HKG4:50 pmHong Kong Intl
Mar 8
HKG12:55 amHong Kong Intl
35h 45m
2 stops
STL11:40 pmLambert-St Louis
$1,024
Find similar
Delta
Oct 20
STL6:50 amLambert-St Louis
38h 50m
2 stops
HKG10:40 amHong Kong Intl
Nov 2
HKG12:55 amHong Kong Intl
36h 12m
2 stops
STL11:07 pmLambert-St Louis
$1,195
Find similar
Delta
Nov 9
STL5:12 pmLambert-St Louis
39h 58m
2 stops
HKG11:10 pmHong Kong Intl
Nov 17
HKG12:55 amHong Kong Intl
31h 40m
2 stops
STL6:35 pmLambert-St Louis
$1,199
Find similar

ANA flights from St. Louis to Hong Kong

Our best ANA deals on St. Louis to Hong Kong flight tickets
ANA
Feb 11
STL8:05 amLambert-St Louis
31h 40m
2 stops
HKG5:45 amHong Kong Intl
Mar 10
HKG12:05 amHong Kong Intl
25h 15m
2 stops
STL12:20 pmLambert-St Louis
$1,011
Find similar
ANA
Feb 13
STL7:41 amLambert-St Louis
32h 04m
2 stops
HKG5:45 amHong Kong Intl
Feb 23
HKG12:05 amHong Kong Intl
26h 16m
2 stops
STL12:21 pmLambert-St Louis
$1,061
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated septiembre 17, 2025.
Use the filters below to find and compare flights from St. Louis to Hong Kong that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

mié. 3/4

7:00 am-11:50 am

2 stops38h 50m

Hong Kong Intl

lun. 3/9

1:15 pm-11:56 pm

2 stops23h 41m

$917

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

dom. 11/9

4:05 pm-10:30 pm

2 stops40h 25m

Hong Kong Intl

mar. 11/18

8:25 pm-3:29 pm

2 stops33h 04m

$931

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

mié. 2/11

4:05 pm-6:40 pm

2 stops36h 35m

Hong Kong Intl

mié. 3/11

7:25 pm-3:29 pm

2 stops33h 04m

$939

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

vie. 2/13

4:05 pm-12:55 pm

2 stops54h 50m

Hong Kong Intl

dom. 2/22

4:25 pm-3:29 pm

2 stops61h 04m

$990

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

mié. 2/11

8:05 am-5:45 am

2 stops31h 40m

Hong Kong Intl

mar. 3/10

12:05 am-12:20 pm

2 stops25h 15m

$1,011

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

mié. 10/15

1:40 pm-5:00 am

2 stops26h 20m

Hong Kong Intl

mié. 10/22

11:15 am-4:54 pm

1 stop18h 39m

$1,018

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

lun. 10/20

4:50 pm-5:40 am

2 stops23h 50m

Hong Kong Intl

lun. 11/3

10:35 am-4:27 pm

1 stop19h 52m

$1,023

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

mié. 3/4

6:30 am-4:50 pm

2 stops44h 20m

Hong Kong Intl

dom. 3/8

12:55 am-11:40 pm

2 stops35h 45m

$1,024

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

vie. 2/13

7:41 am-5:45 am

2 stops32h 04m

Hong Kong Intl

lun. 2/23

12:05 am-12:21 pm

2 stops26h 16m

$1,061

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

lun. 10/20

6:50 am-10:40 am

2 stops38h 50m

Hong Kong Intl

dom. 11/2

12:55 am-11:07 pm

2 stops36h 12m

$1,195

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to Hong Kong from

How to get the cheapest flight ticket from St. Louis to Hong Kong

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Hong Kong?

The month of April is, on average, the cheapest month to fly to Hong Kong from St. Louis, with most prices found around $859. The month of August is another great option to travel to Hong Kong, with average flight prices from St. Louis averaging around $1,154.

What is the cheapest day to depart on your flight to Hong Kong?

The cheapest day to depart from St. Louis to Hong Kong is on a Sunday. Travelers who choose to depart for Hong Kong on a Sunday will often find tickets for as low as $1,293. The most expensive day to fly to Hong Kong is Friday, with ticket prices averaging around $1,955.

Can stopping save me money on St. Louis to Hong Kong flights?

You could potentially save up to 32% on your flight if you consider stops on a St. Louis to Hong Kong flight.

How have St. Louis to Hong Kong flight prices changed over time?

As of September 2025, prices for St. Louis to Hong Kong flights are approximately 21% cheaper when compared to flights at the same time last year.

When to book flights from St. Louis to Hong Kong

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Hong Kong according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Hong Kong (STL to HKG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Hong Kong

Direct flights

None
There are no direct flights from St. Louis to Hong Kong. There are no popular flight routes from St. Louis to Hong Kong.
Search flight deals

  • How far is Lambert-St Louis to Hong Kong Intl by plane?

    The straight-line distance from Lambert-St Louis to Hong Kong Intl is 7933.7 mi. 20h 12m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Hong Kong Intl Airport?

    Prices for flights from Lambert-St Louis Airport to Hong Kong Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Hong Kong Intl Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Hong Kong Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Hong Kong Intl Airport.

  • What documentation or ID do you need to fly to Hong Kong Intl Airport?

    The necessary travel and health documents for your Hong Kong Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from St. Louis to Hong Kong?

Best airlines flying from St. Louis to Hong Kong

Compare and see reviews for airlines that fly from St. Louis to Hong Kong with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $733Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
United AirlinesPriceFrom $1,179Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
Cathay PacificPriceFrom $1,331Free CancellationRating
7.6
998 reviews
Search Cathay Pacific flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Hong Kong?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Hong Kong from St. Louis.

Can I find flights from St. Louis to Hong Kong with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for St. Louis to Hong Kong flights to just show those with flexible booking policies.

How can momondo help me find flights from St. Louis to Hong Kong?

Once all potential St. Louis to Hong Kong flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from St. Louis to Hong Kong right now. Can momondo alert me if prices change?

If you are not ready to book a flight from St. Louis to Hong Kong now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Hong Kong and let you know when they change.

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