$523+ 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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
SGN — STL
Apr 29 — May 61
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
Last-minute
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 March 30, 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 March 30, 2026.
This Korean Air 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/68:00 am
SGN
- STL
2 stops28h 03m
Korean Air
Tue 11/106:30 am
STL
- SGN
2 stops27h 50m
Korean Air
Deal found 3/26![Korean Air logo]()
$931
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.
Fri 11/67:30 am
SGN
- STL
2 stops26h 29m
United Airlines
Tue 11/104:17 pm
STL
- SGN
3 stops41h 38m
United Airlines
Deal found 3/26![United Airlines logo]()
$1,193
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/69:55 am
SGN
- STL
2 stops48h 24m
Qatar Airways
Tue 5/122:33 pm
STL
- SGN
2 stops35h 17m
Qatar Airways
Deal found 3/26![Qatar Airways logo]()
$1,263
This EVA Air deal was found by Cheapflights users on 3/29. 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 7/151:50 am
SGN
- STL
2 stops29h 20m
Multiple Airlines
Tue 7/217:56 pm
STL
- SGN
2 stops27h 44m
Multiple Airlines
Deal found 3/29![Multiple Airlines logo]()
$1,280
This Qatar Airways deal was found by Cheapflights users on 3/29. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1112:30 am
SGN
- STL
2 stops33h 47m
Multiple Airlines
Wed 4/1512:55 pm
STL
- SGN
2 stops36h 55m
Multiple Airlines
Deal found 3/29![Multiple Airlines logo]()
$1,324
This BusinessClass 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/611:30 pm
SGN
- STL
2 stops26h 33m
Japan Airlines
Wed 5/137:12 am
STL
- SGN
2 stops26h 48m
Japan Airlines
Deal found 3/27![Japan Airlines logo]()
$1,416
This Qatar Airways 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/58:00 pm
SGN
- STL
2 stops35h 33m
Qatar Airways
Wed 5/131:29 pm
STL
- SGN
2 stops30h 56m
Qatar Airways
Deal found 3/27![Qatar Airways logo]()
$1,426
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 March 30, 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 March 30, 2026.
This EVA Air deal was found by Cheapflights users on 3/29. 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 7/151:50 am
SGN
- STL
2 stops29h 20m
Multiple Airlines
Tue 7/217:56 pm
STL
- SGN
2 stops27h 44m
Multiple Airlines
Deal found 3/29![Multiple Airlines logo]()
$1,280
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/67:00 am
SGN
- STL
2 stops34h 47m
United Airlines
Tue 5/1210:25 am
STL
- SGN
3 stops47h 40m
United Airlines
Deal found 3/27![United Airlines logo]()
$1,502
This Qatar Airways deal was found by Cheapflights users on 3/29. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1112:30 am
SGN
- STL
2 stops33h 47m
Multiple Airlines
Wed 4/1512:55 pm
STL
- SGN
2 stops36h 55m
Multiple Airlines
Deal found 3/29![Multiple Airlines logo]()
$1,324
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/67:00 am
SGN
- STL
2 stops34h 47m
United Airlines
Wed 5/138:30 pm
STL
- SGN
3 stops37h 35m
United Airlines
Deal found 3/27![United Airlines logo]()
$1,502
This United Airlines deal was found by Cheapflights users on 3/29. 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 7/167:00 am
SGN
- STL
3 stops41h 42m
United Airlines
Tue 7/216:14 am
STL
- SGN
3 stops27h 51m
United Airlines
Deal found 3/29![United Airlines logo]()
$1,545
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:00 am
SGN
- STL
3 stops45h 57m
United Airlines
Wed 5/135:59 pm
STL
- SGN
3 stops40h 06m
United Airlines
Deal found 3/27![United Airlines logo]()
$1,652
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 6/117:00 am
SGN
- STL
3 stops39h 07m
United Airlines
Sun 7/193:10 pm
STL
- SGN
2 stops42h 45m
United Airlines
Deal found 3/26![United Airlines logo]()
$4,079
Last-minute flights from Vietnam to St. LouisDiscover last-minute flight deals from Vietnam to St. Louis. Data last updated March 30, 2026 and is based on user searches.
Discover last-minute flight deals from Vietnam to St. Louis. Data last updated March 30, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 3/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/88:00 pm
SGN
- STL
2 stops38h 24m
Multiple Airlines
Sat 4/116:29 am
STL
- SGN
2 stops28h 46m
Multiple Airlines
Deal found 3/25![Multiple Airlines logo]()
$1,753
This Qatar Airways deal was found by Cheapflights users on 3/29. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1112:30 am
SGN
- STL
2 stops33h 47m
Multiple Airlines
Wed 4/1512:55 pm
STL
- SGN
2 stops36h 55m
Multiple Airlines
Deal found 3/29![Multiple Airlines logo]()
$1,324
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 March 30, 2026.
Search for one-way flight options from Vietnam to St. Louis. Find affordable one-way fares based on user searches. Data last updated March 30, 2026.
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/128:20 am
SGN
- STL
2 stops27h 39m
Japan Airlines
Deal found 3/27![Japan Airlines logo]()
$523
This oojo deal was found by Cheapflights users on 3/25. 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.
Wed 5/138:20 am
SGN
- STL
2 stops39h 27m
Japan Airlines
Deal found 3/25![Japan Airlines logo]()
$532
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.
Fri 5/87:30 am
SGN
- STL
2 stops27h 51m
Delta
Deal found 3/27![Delta logo]()
$536
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1210:50 am
SGN
- STL
3 stops43h 16m
Multiple Airlines
Deal found 3/27![Multiple Airlines logo]()
$555
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/101:55 pm
SGN
- STL
2 stops46h 35m
Korean Air
Deal found 3/27![Korean Air logo]()
$571
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/711:45 pm
SGN
- STL
3 stops55h 38m
Multiple Airlines
Deal found 3/27![Multiple Airlines logo]()
$573
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/71:55 pm
SGN
- STL
2 stops46h 35m
Korean Air
Deal found 3/27![Korean Air logo]()
$574
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/95:30 pm
SGN
- STL
3 stops37h 53m
Multiple Airlines
Deal found 3/27![Multiple Airlines logo]()
$590
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/510:50 am
SGN
- STL
3 stops68h 33m
Multiple Airlines
Deal found 3/27![Multiple Airlines logo]()
$592
This Korean Air 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/61:55 pm
SGN
- STL
2 stops35h 15m
Multiple Airlines
Deal found 3/27![Multiple Airlines logo]()
$593
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1011:45 pm
SGN
- STL
3 stops54h 21m
Multiple Airlines
Deal found 3/27![Multiple Airlines logo]()
$610
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 March 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,263 (FlightHub) |
One-way from | $523 (oojo) |
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 March 30, 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
Quickest round-trip
Ho Chi Minh CitySt. Louis
SGN - STL
SGNSTL
Ho Chi Minh City
Wed 7/15
1:50 am-7:10 pm
2 stops29h 20m
Lambert-St Louis
Tue 7/21
7:56 pm-11:40 am
2 stops27h 44m
$1,280
Ho Chi Minh CitySt. Louis
SGN - STL
SGNSTL
Ho Chi Minh City
Sat 4/11
12:30 am-10:17 pm
2 stops33h 47m
Lambert-St Louis
Wed 4/15
12:55 pm-1:50 pm
2 stops36h 55m
$1,324
Ho Chi Minh CitySt. Louis
SGN - STL
SGNSTL
Ho Chi Minh City
Wed 5/6
7:00 am-5:47 am
2 stops34h 47m
Lambert-St Louis
Tue 5/12
10:25 am-10:05 pm
3 stops47h 40m
$1,502
Ho Chi Minh CitySt. Louis
SGN - STL
SGNSTL
Ho Chi Minh City
Wed 5/6
7:00 am-5:47 am
2 stops34h 47m
Lambert-St Louis
Wed 5/13
8:30 pm-10:05 pm
3 stops37h 35m
$1,502
Ho Chi Minh CitySt. Louis
SGN - STL
SGNSTL
Ho Chi Minh City
Thu 7/16
7:00 am-12:42 pm
3 stops41h 42m
Lambert-St Louis
Tue 7/21
6:14 am-10:05 pm
3 stops27h 51m
$1,545
Ho Chi Minh CitySt. Louis
SGN - STL
SGNSTL
Ho Chi Minh City
Tue 5/5
7:00 am-4:57 pm
3 stops45h 57m
Lambert-St Louis
Wed 5/13
5:59 pm-10:05 pm
3 stops40h 06m
$1,652
Ho Chi Minh CitySt. Louis
SGN - STL
SGNSTL
Ho Chi Minh City
Thu 6/11
7:00 am-10:07 am
3 stops39h 07m
Lambert-St Louis
Sun 7/19
3:10 pm-9:55 pm
2 stops42h 45m
$4,079
Cheapest one-way
Ho Chi Minh CitySt. Louis
SGN - STL
SGNSTL
Ho Chi Minh City
Wed 5/13
8:20 am-11:47 am
2 stops39h 27m
$532
Ho Chi Minh CitySt. Louis
SGN - STL
SGNSTL
Ho Chi Minh City
Sun 6/7
7:30 am-11:56 pm
2 stops28h 26m
$536
Quickest one-way
Ho Chi Minh CitySt. Louis
SGN - STL
SGNSTL
Ho Chi Minh City
Sat 5/9
7:30 am-9:06 pm
2 stops25h 36m
$536
Showing 1-10 of 17 resultsSorted 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 March 30, 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
Overall
8.3
Boarding
8.4
Entertainment
7.8
Food
7.7
Crew
8.7
Reviews
1 / 20
8.0
ExcellentEvan,Feb 2026
NRT - ORD
Comfort
8.2
Overall
8.3
Boarding
8.4
Entertainment
7.8
Food
7.7
Crew
8.7
Reviews
1 / 20
8.0
ExcellentEvan,Feb 2026
NRT - ORD
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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Vietnam and St. Louis flights
Browse other Vietnam and St. Louis flight options. Last updated on March 30, 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 March 30, 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 March 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$899 | Average$1,222 | FlexibilityNo cancel fee | On-time79% |