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$595+ 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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
SGN — STL
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap 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 August 14, 2025.

Round-trip from

$1,083
(oojo)

One-way from

$595
(Kiwi.com)

Popular in

July

Cheapest in

June

Average price

$1,222
From Vietnam to Lambert-St Louis
Search Deals
One-way flight from Vietnam to Lambert-St Louis
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Highest demand for flights based on searches. 3% potential increase in price ($47 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Vietnam to St. Louis

Cheapest flights from Vietnam to St. Louis
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 August 14, 2025.

This oojo deal was found by Cheapflights users on 8/14. 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.
Mon 8/256:20 pmSGN - STL
2 stops40h 49mCathay Pacific
Sun 9/76:05 amSTL - SGN
2 stops47h 15mCathay Pacific
Deal found 8/14$1,083
This oojo deal was found by Cheapflights users on 8/14. 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.
Sun 8/241:50 amSGN - STL
2 stops48h 49mEVA Air
Sun 9/76:30 pmSTL - SGN
2 stops29h 10mEVA Air
Deal found 8/14$1,212
This oojo deal was found by Cheapflights users on 8/13. 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.
Sat 8/233:45 pmSGN - STL
2 stops34h 54mEVA Air
Sun 9/76:30 pmSTL - SGN
2 stops27h 25mEVA Air
Deal found 8/13$1,303
This oojo deal was found by Cheapflights users on 8/14. 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.
Sat 8/2310:50 amSGN - STL
2 stops49h 09mChina Airlines
Sun 9/76:30 pmSTL - SGN
2 stops33h 50mChina Airlines
Deal found 8/14$1,307
This EVA Air deal was found by Cheapflights users on 8/13. 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.
Fri 8/221:50 amSGN - STL
2 stops27h 03mMultiple Airlines
Sun 9/76:30 pmSTL - SGN
2 stops27h 25mMultiple Airlines
Deal found 8/13$1,336
This EVA Air deal was found by Cheapflights users on 8/13. 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.
Mon 8/253:45 pmSGN - STL
2 stops34h 54mMultiple Airlines
Sun 9/75:49 pmSTL - SGN
3 stops29h 51mMultiple Airlines
Deal found 8/13$1,507
This Justfly.com deal was found by Cheapflights users on 8/13. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/228:00 amSGN - STL
2 stops27h 09mJapan Airlines
Sun 9/77:23 amSTL - SGN
2 stops26h 22mJapan Airlines
Deal found 8/13$1,586
This Ovago deal was found by Cheapflights users on 8/14. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/211:50 amSGN - STL
2 stops51h 44mMultiple Airlines
Sun 9/76:00 amSTL - SGN
2 stops39h 55mMultiple Airlines
Deal found 8/14$1,708
This oojo deal was found by Cheapflights users on 8/13. 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.
Sun 8/1711:05 amSGN - STL
2 stops48h 04mCathay Pacific
Wed 10/17:23 amSTL - SGN
2 stops38h 42mCathay Pacific
Deal found 8/13$1,750

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 August 14, 2025.
Use the filters below to find and compare flights from Vietnam to St. Louis that are best for you.

Fly from

Vietnam

Fly to

St. Louis

Route

Depart

Return

Price

Ho Chi Minh CitySt. Louis

SGN - STL

SGNSTL

Ho Chi Minh City

Mon 8/25

6:20 pm-11:09 pm

2 stops40h 49m

Lambert-St Louis

Sun 9/7

6:05 am-10:05 am

2 stops40h 00m

$1,083

Ho Chi Minh CitySt. Louis

SGN - STL

SGNSTL

Ho Chi Minh City

Sun 8/24

1:50 am-2:39 pm

2 stops48h 49m

Lambert-St Louis

Sun 9/7

6:30 pm-9:55 am

2 stops27h 25m

$1,212

Ho Chi Minh CitySt. Louis

SGN - STL

SGNSTL

Ho Chi Minh City

Mon 8/25

3:45 pm-2:39 pm

2 stops34h 54m

Lambert-St Louis

Sun 9/7

5:49 pm-11:40 am

3 stops29h 51m

$1,507

Ho Chi Minh CitySt. Louis

SGN - STL

SGNSTL

Ho Chi Minh City

Tue 9/16

2:35 am-3:04 pm

3 stops48h 29m

$595

Ho Chi Minh CitySt. Louis

SGN - STL

SGNSTL

Ho Chi Minh City

Wed 9/3

11:35 pm-1:53 pm

3 stops50h 18m

$637

Ho Chi Minh CitySt. Louis

SGN - STL

SGNSTL

Ho Chi Minh City

Wed 9/17

11:15 pm-6:23 pm

2 stops31h 08m

$647

Ho Chi Minh CitySt. Louis

SGN - STL

SGNSTL

Ho Chi Minh City

Sun 12/14

11:05 pm-4:27 pm

2 stops30h 22m

$648

Ho Chi Minh CitySt. Louis

SGN - STL

SGNSTL

Ho Chi Minh City

Wed 9/17

11:15 pm-6:23 pm

2 stops31h 08m

$649

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

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.
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
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 August 14, 2025.
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.
Japan Airlines
8.3
Very good
1,545 reviews

Overall

8.3

Entertainment

7.8

Crew

8.7

Comfort

8.2

Boarding

8.4

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.
Japan Airlines
8.3
Very good
1,545 reviews
Japan Airlines
8.3
Very good
1,545 reviews

Overall

8.3

Entertainment

7.8

Crew

8.7

Comfort

8.2

Boarding

8.4

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.

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.

  • What airport do you fly into for flights to St. Louis from Vietnam?

    Located just 12.7 mi from the city center, Lambert-St Louis (STL) is the airport most travelers will use when flying to St. Louis from Vietnam.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Vietnam to St. Louis 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 Vietnam to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Vietnam to St. Louis (average of $311). Flying from Vietnam to St. Louis in March is currently the most expensive (average of $356). 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

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
O'Fallon
Fairview Heights
Maryland Heights
Collinsville
Eureka
St. Peters
Glencoe
Alton
Chesterfield
Farmington
Festus

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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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Japan AirlinesCheapest$906Average$1,108FlexibilityNo cancel feeOn-time79%

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