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Cheap flights from St. Louis to Ho Chi Minh City from $469

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 Ho Chi Minh City departing on 11/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from St. Louis to Ho Chi Minh City

Cheap round-trip flights

United Airlines Logo
6:30 am - 10:55 pmSTL-SGN
28h 25m3 stops
United Airlines Logo
11:05 pm - 3:50 pmSGN-STL
29h 45m2 stops
$924United Airlines
Find Deal
Wed, Oct 29 - Wed, Nov 19
American Airlines Logo
7:00 am - 10:15 pmSTL-SGN
26h 15m2 stops
American Airlines Logo
7:50 am - 10:59 pmSGN-STL
28h 09m2 stops
$927American Airlines
Find Deal
Wed, Nov 5 - Wed, Nov 19
China Airlines Logo
2:55 pm - 4:50 pmSTL-SGN
36h 55m2 stops
China Airlines Logo
5:50 pm - 1:52 pmSGN-STL
33h 02m2 stops
$929China Airlines
Find Deal
Thu, Jan 15 - Thu, Feb 5
United Airlines Logo
6:43 pm - 10:55 pmSTL-SGN
40h 12m3 stops
United Airlines Logo
7:30 am - 10:51 amSGN-STL
40h 21m2 stops
$933United Airlines
Find Deal
Tue, Oct 28 - Thu, Nov 6
United Airlines Logo
6:30 am - 10:55 pmSTL-SGN
28h 25m3 stops
United Airlines Logo
6:00 am - 6:47 pmSGN-STL
25h 47m3 stops
$935United Airlines
Find Deal
Wed, Oct 29 - Wed, Nov 19
American Airlines Logo
3:23 pm - 5:50 amSTL-SGN
25h 27m2 stops
American Airlines Logo
7:50 am - 10:59 pmSGN-STL
28h 09m2 stops
$947American Airlines
Find Deal
Mon, Nov 3 - Wed, Nov 19
American Airlines Logo
8:49 am - 10:15 pmSTL-SGN
25h 26m2 stops
American Airlines Logo
7:50 am - 7:27 pmSGN-STL
24h 37m2 stops
$950American Airlines
Find Deal
Tue, Oct 28 - Thu, Nov 6
China Airlines Logo
6:30 pm - 4:20 pmSTL-SGN
33h 50m2 stops
China Airlines Logo
5:30 pm - 12:03 amSGN-STL
42h 33m2 stops
$967China Airlines
Find Deal
Mon, Sep 29 - Mon, Oct 13
EVA Air Logo
4:14 pm - 10:00 pmSTL-SGN
40h 46m2 stops
EVA Air Logo
1:55 am - 3:18 pmSGN-STL
50h 23m2 stops
$985EVA Air
Find Deal
Mon, Nov 3 - Tue, Nov 18
EVA Air Logo
2:55 pm - 10:00 pmSTL-SGN
42h 05m2 stops
EVA Air Logo
1:55 am - 1:52 pmSGN-STL
48h 57m2 stops
$986EVA Air
Find Deal
Thu, Jan 15 - Wed, Feb 4

United Airlines flights from St. Louis to Ho Chi Minh City

Our best United Airlines deals on St. Louis to Ho Chi Minh City flight tickets
United Airlines
Oct 29
STL6:30 amLambert-St Louis
28h 25m
3 stops
SGN10:55 pmHo Chi Minh City
Nov 19
SGN11:05 pmHo Chi Minh City
29h 45m
2 stops
STL3:50 pmLambert-St Louis
$924
Find similar
United Airlines
Oct 28
STL6:43 pmLambert-St Louis
40h 12m
3 stops
SGN10:55 pmHo Chi Minh City
Nov 6
SGN7:30 amHo Chi Minh City
40h 21m
2 stops
STL10:51 amLambert-St Louis
$933
Find similar
United Airlines
Oct 29
STL6:30 amLambert-St Louis
28h 25m
3 stops
SGN10:55 pmHo Chi Minh City
Nov 19
SGN6:00 amHo Chi Minh City
25h 47m
3 stops
STL6:47 pmLambert-St Louis
$935
Find similar

Air Canada flights from St. Louis to Ho Chi Minh City

Our best Air Canada deals on St. Louis to Ho Chi Minh City flight tickets
Air Canada
Sep 20
STL4:05 pmLambert-St Louis
44h 10m
2 stops
SGN12:15 amHo Chi Minh City
Sep 23
SGN12:05 amHo Chi Minh City
51h 13m
2 stops
STL3:18 pmLambert-St Louis
$1,639
Find similar
Air Canada
Sep 20
STL1:30 pmLambert-St Louis
46h 45m
2 stops
SGN12:15 amHo Chi Minh City
Sep 23
SGN12:05 amHo Chi Minh City
51h 13m
2 stops
STL3:18 pmLambert-St Louis
$1,749
Find similar
Air Canada
Sep 20
STL4:05 pmLambert-St Louis
44h 10m
2 stops
SGN12:15 amHo Chi Minh City
Sep 23
SGN12:05 amHo Chi Minh City
51h 13m
2 stops
STL3:18 pmLambert-St Louis
$1,756
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Ho Chi Minh City 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 September 16, 2025.
Use the filters below to find and compare flights from St. Louis to Ho Chi Minh City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Wed 10/29

6:30 am-10:55 pm

3 stops28h 25m

Ho Chi Minh City

Wed 11/19

11:05 pm-3:50 pm

2 stops29h 45m

$924

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Wed 11/5

7:00 am-10:15 pm

2 stops26h 15m

Ho Chi Minh City

Wed 11/19

7:50 am-10:59 pm

2 stops28h 09m

$927

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Thu 1/15

2:55 pm-4:50 pm

2 stops36h 55m

Ho Chi Minh City

Thu 2/5

5:50 pm-1:52 pm

2 stops33h 02m

$929

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Tue 10/28

6:43 pm-10:55 pm

3 stops40h 12m

Ho Chi Minh City

Thu 11/6

7:30 am-10:51 am

2 stops40h 21m

$933

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Wed 10/29

6:30 am-10:55 pm

3 stops28h 25m

Ho Chi Minh City

Wed 11/19

6:00 am-6:47 pm

3 stops25h 47m

$935

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Mon 11/3

3:23 pm-5:50 am

2 stops25h 27m

Ho Chi Minh City

Wed 11/19

7:50 am-10:59 pm

2 stops28h 09m

$947

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Tue 10/28

8:49 am-10:15 pm

2 stops25h 26m

Ho Chi Minh City

Thu 11/6

7:50 am-7:27 pm

2 stops24h 37m

$950

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Mon 9/29

6:30 pm-4:20 pm

2 stops33h 50m

Ho Chi Minh City

Mon 10/13

5:30 pm-12:03 am

2 stops42h 33m

$967

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Mon 11/3

4:14 pm-10:00 pm

2 stops40h 46m

Ho Chi Minh City

Tue 11/18

1:55 am-3:18 pm

2 stops50h 23m

$985

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Thu 1/15

2:55 pm-10:00 pm

2 stops42h 05m

Ho Chi Minh City

Wed 2/4

1:55 am-1:52 pm

2 stops48h 57m

$986

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ho Chi Minh City from

How to get the cheapest flight ticket from St. Louis to Ho Chi Minh City

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 typical price of a round-trip flight between St. Louis and Ho Chi Minh City?

What is the cheapest month to fly to Ho Chi Minh City?

In general, November is the cheapest month to fly from St. Louis to Ho Chi Minh City. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,017. If you’re not able to fly to Ho Chi Minh City in November, then September is your next best option. Flight prices from St. Louis to Ho Chi Minh City during September average around $1,023.

What is the cheapest day to depart on your flight to Ho Chi Minh City?

The cheapest day to depart on your flight to Ho Chi Minh City is on a Tuesday when prices can be found for as low as $1,258. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Ho Chi Minh City on Friday is $1,572.

What is the cheapest time of day to depart on your flight to Ho Chi Minh City?

Our data shows that the cheapest St. Louis to Ho Chi Minh City flights are usually those with departure times in the afternoon. Our users have found flights to Ho Chi Minh City in the afternoon for as low as $1,256. In contrast, the most expensive time of day to depart to Ho Chi Minh City is at noon when prices are around $1,499.

How far in advance should I book a flight to Ho Chi Minh City?

You are more likely to see cheaper flights to Ho Chi Minh City from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Ho Chi Minh City for around $1,274 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ho Chi Minh City from St. Louis for as low as $1,099 on momondo.

How have St. Louis to Ho Chi Minh City flight prices changed over time?

As of September 2025, prices for St. Louis to Ho Chi Minh City flights are approximately 41% more expensive when compared to flights at the same time last year.

When to book flights from St. Louis to Ho Chi Minh City

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

Cheap St. Louis to Ho Chi Minh City (STL to SGN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Ho Chi Minh City

Direct flights

None
There are no direct flights from St. Louis to Ho Chi Minh City. There are no popular flight routes from St. Louis to Ho Chi Minh City.
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  • How far is Lambert-St Louis to Ho Chi Minh City by plane?

    A flight from Lambert-St Louis to Ho Chi Minh City will travel around 8848.5 mi. 25h 26m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Ho Chi Minh City Airport?

    Prices for flights from Lambert-St Louis Airport to Ho Chi Minh City Airport are updated daily.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Ho Chi Minh City Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Ho Chi Minh City Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lambert-St Louis Airport to Ho Chi Minh City Airport.

  • What documentation or ID do you need to fly to Ho Chi Minh City Airport?

    The travel and health documents you'll need for your trip to Ho Chi Minh City Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ho Chi Minh City Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from St. Louis to Ho Chi Minh City?

Best airlines flying from St. Louis to Ho Chi Minh City

Compare and see reviews for airlines that fly from St. Louis to Ho Chi Minh City with momondo
Airline
Rating
Free Cancellation
Price
Korean AirPriceFrom $761Free CancellationRating
8.4
1,140 reviews
Search Korean Air flights
American AirlinesPriceFrom $903Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Cathay PacificPriceFrom $915Free CancellationRating
7.6
994 reviews
Search Cathay Pacific flights
Japan AirlinesPriceFrom $942Free CancellationRating
8.3
1,559 reviews
Search Japan Airlines flights
ANAPriceFrom $987Free CancellationRating
8.4
963 reviews
Search ANA flights
DeltaPriceFrom $990Free CancellationRating
7.9
7,957 reviews
Search Delta flights
United AirlinesPriceFrom $996Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights
EVA AirPriceFrom $1,193Free CancellationRating
8.4
1,236 reviews
Search EVA Air flights
Air CanadaPriceFrom $1,437Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Ho Chi Minh City?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to Ho Chi Minh City. momondo saves you time and could save you money on your trip.

Can I find flights from St. Louis to Ho Chi Minh City with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Ho Chi Minh City from St. Louis with this policy.

How can momondo help me find flights from St. Louis to Ho Chi Minh City?

Once all potential St. Louis to Ho Chi Minh City 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 Ho Chi Minh City right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of St. Louis to Ho Chi Minh City flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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