$586+ Cheap flights from Vietnam to St. Louis (STL)
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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
SGN — STL
Jun 24 — Jul 11
Round-trip
1 adult, Economy
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Find cheap flights from Vietnam to St. Louis with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Vietnam to St. Louis
Cheapest
Best
One-way
Cheapest flights from Vietnam to St. LouisExplore the most affordable flight options available from Vietnam to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 25, 2026.
Explore the most affordable flight options available from Vietnam to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 25, 2026.
This Korean Air deal was found by Cheapflights users on 5/19. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/28:00 am
SGN
- STL
2 stops28h 18m
Korean Air
Thu 11/56:30 am
STL
- SGN
2 stops26h 55m
Korean Air
Deal found 5/19![Korean Air logo]()
$1,031
This United Airlines deal was found by Cheapflights users on 5/19. 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.
Mon 11/211:05 pm
SGN
- STL
2 stops28h 13m
United Airlines
Thu 11/56:45 pm
STL
- SGN
3 stops39h 10m
United Airlines
Deal found 5/19![United Airlines logo]()
$1,295
Best flights from Vietnam to St. LouisDiscover carefully curated flight deals from Vietnam to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 25, 2026.
Discover carefully curated flight deals from Vietnam to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 25, 2026.
This Korean Air deal was found by Cheapflights users on 5/23. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:30 am
SGN
- STL
2 stops27h 31m
Korean Air
Mon 9/148:47 am
STL
- SGN
2 stops26h 28m
Korean Air
Deal found 5/23![Korean Air logo]()
$1,031
This United Airlines deal was found by Cheapflights users on 5/19. 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.
Mon 11/211:05 pm
SGN
- STL
2 stops28h 13m
United Airlines
Thu 11/56:45 pm
STL
- SGN
3 stops39h 10m
United Airlines
Deal found 5/19![United Airlines logo]()
$1,295
This United Airlines deal was found by Cheapflights users on 5/23. 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 9/1011:15 pm
SGN
- STL
2 stops24h 47m
United Airlines
Mon 9/146:00 am
STL
- SGN
3 stops28h 05m
United Airlines
Deal found 5/23![United Airlines logo]()
$1,295
One-way flights from Vietnam to St. LouisSearch for one-way flight options from Vietnam to St. Louis. Find affordable one-way fares based on user searches. Data last updated May 25, 2026.
Search for one-way flight options from Vietnam to St. Louis. Find affordable one-way fares based on user searches. Data last updated May 25, 2026.
This Delta deal was found by Cheapflights users on 5/20. 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 9/297:30 am
SGN
- STL
2 stops41h 23m
Delta
Deal found 5/20![Delta logo]()
$586
This Delta deal was found by Cheapflights users on 5/22. 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.
Sun 5/311:55 pm
SGN
- STL
2 stops46h 35m
Delta
Deal found 5/22![Delta logo]()
$587
This Delta deal was found by Cheapflights users on 5/20. 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.
Fri 5/2911:45 pm
SGN
- STL
2 stops45h 01m
Delta
Deal found 5/20![Delta logo]()
$588
This FlightHub deal was found by Cheapflights users on 5/21. 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 9/278:00 pm
SGN
- STL
2 stops39h 59m
Qatar Airways
Deal found 5/21![Qatar Airways logo]()
$667
This Kiwi.com deal was found by Cheapflights users on 5/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/412:25 pm
SGN
- STL
3 stops42h 20m
Multiple Airlines
Deal found 5/22![Multiple Airlines logo]()
$687
This Kiwi.com deal was found by Cheapflights users on 5/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/56:05 pm
SGN
- STL
3 stops36h 40m
Multiple Airlines
Deal found 5/22![Multiple Airlines logo]()
$721
This Kiwi.com deal was found by Cheapflights users on 5/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/16:05 pm
SGN
- STL
3 stops34h 32m
Multiple Airlines
Deal found 5/22![Multiple Airlines logo]()
$747
This EVA Air deal was found by Cheapflights users on 5/22. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/191:50 am
SGN
- STL
2 stops34h 55m
Multiple Airlines
Deal found 5/22![Multiple Airlines logo]()
$750
This Kiwi.com deal was found by Cheapflights users on 5/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/512:10 am
SGN
- STL
3 stops35h 44m
Multiple Airlines
Deal found 5/22![Multiple Airlines logo]()
$798
Find flight deals from Vietnam to St. Louis
Keep the following information in mind while searching for Vietnam to St. Louis flight deals. Data was last updated May 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,031 (Korean Air) |
One-way from | $586 (Delta) |
Cheapflights Fare Finder
Customize your flight search to find flights from Vietnam to St. Louis 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 May 25, 2026.
Use the filters below to find and compare flights from Vietnam to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Ho Chi Minh CitySt. Louis
SGN - STL
SGNSTL
Ho Chi Minh City
Thu 9/10
7:30 am-11:01 pm
2 stops27h 31m
Lambert-St Louis
Mon 9/14
8:47 am-11:15 pm
2 stops26h 28m
$1,031
Ho Chi Minh CitySt. Louis
SGN - STL
SGNSTL
Ho Chi Minh City
Mon 11/2
11:05 pm-2:18 pm
2 stops28h 13m
Lambert-St Louis
Thu 11/5
6:45 pm-10:55 pm
3 stops39h 10m
$1,295
Quickest round-trip
Ho Chi Minh CitySt. Louis
SGN - STL
SGNSTL
Ho Chi Minh City
Thu 9/10
11:15 pm-12:02 pm
2 stops24h 47m
Lambert-St Louis
Mon 9/14
6:00 am-10:05 pm
3 stops28h 05m
$1,295
Cheapest one-way
Ho Chi Minh CitySt. Louis
SGN - STL
SGNSTL
Ho Chi Minh City
Sun 10/18
7:30 am-8:12 am
2 stops36h 42m
$586
Quickest one-way
Ho Chi Minh CitySt. Louis
SGN - STL
SGNSTL
Ho Chi Minh City
Tue 9/29
7:30 am-7:44 pm
2 stops24h 14m
$586
Ho Chi Minh CitySt. Louis
SGN - STL
SGNSTL
Ho Chi Minh City
Wed 9/30
7:30 am-11:20 pm
2 stops27h 50m
$586
Ho Chi Minh CitySt. Louis
SGN - STL
SGNSTL
Ho Chi Minh City
Fri 9/25
11:45 pm-11:37 pm
2 stops35h 52m
$586
Ho Chi Minh CitySt. Louis
SGN - STL
SGNSTL
Ho Chi Minh City
Fri 10/16
7:30 am-12:56 pm
2 stops41h 26m
$586
Ho Chi Minh CitySt. Louis
SGN - STL
SGNSTL
Ho Chi Minh City
Fri 6/5
11:45 pm-8:16 am
2 stops44h 31m
$587
Ho Chi Minh CitySt. Louis
SGN - STL
SGNSTL
Ho Chi Minh City
Mon 6/1
7:30 am-7:03 pm
2 stops47h 33m
$587
Sorted by cheapest first
Best time to book a flight from Vietnam to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Vietnam with our price prediction graph.
SGN-STL
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 Vietnam to St. Louis
VN0-STL
SGN-STL
No data available for this route at this time. Please check back soon.
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 May 25, 2026.
Get a feel of what it's like to fly with Japan Airlines from Vietnam to St. Louis by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.2
Crew
8.7
Entertainment
7.8
Food
7.7
Boarding
8.4
Overall
8.3
Reviews
1 / 20
10.0
ExcellentMakoto,May 2026
KIX - LAX
Comfort
8.2
Crew
8.7
Entertainment
7.8
Food
7.7
Boarding
8.4
Overall
8.3
Reviews
1 / 20
10.0
ExcellentMakoto,May 2026
KIX - LAX
Related info for your journey
Find useful and relevant information for your journey from Vietnam to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsEdwardsville
O'Fallon
Fenton
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Wentzville
Glencoe
Chesterfield
Alton
Farmington
Festus
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Alternative routes for Vietnam to St. Louis
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Complete your trip
Complete your trip to St. Louis by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from Vietnam to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Vietnam and St. Louis flights
Browse other Vietnam and St. Louis flight options. Last updated on May 25, 2026.
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Other flights to St. Louis
Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 25, 2026.
Top airline flying from Vietnam to St. Louis
Discover the top airline that operate flights from Vietnam to St. Louis. 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 May 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,222 | Average$1,223 | FlexibilityNo cancel fee | On-time79% |