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$497+ Cheap flights from Missouri to Vietnam

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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SGN
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Missouri to Vietnam

Keep the following information in mind while searching for Missouri to Vietnam flight deals. Data was last updated September 15, 2025.

Round-trip from

$915
(Delta)

One-way from

$497
(Travelocity)

Popular in

June

Cheapest in

August

Average price

$1,062
From Missouri to Vietnam
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One-way flight from Missouri to Vietnam
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Highest demand for flights based on searches. 25% potential increase in price ($482 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($55 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Missouri to Vietnam

Cheapest flights from Missouri to Vietnam
Explore the most affordable flight options available from Missouri to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This FlightHub deal was found by Cheapflights users on 9/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/129:58 amMCI - SGN
2 stops46h 52mANA
Tue 12/211:05 pmSGN - MCI
2 stops28h 16mANA
Deal found 9/13$919
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/34:35 pmSTL - SGN
3 stops41h 20mUnited Airlines
Wed 11/1911:05 pmSGN - STL
2 stops28h 20mUnited Airlines
Deal found 9/14$924
This United Airlines deal was found by Cheapflights users on 9/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/125:30 pmMCI - SGN
3 stops40h 25mUnited Airlines
Tue 12/211:05 pmSGN - MCI
2 stops37h 39mUnited Airlines
Deal found 9/13$924
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/57:00 amSTL - SGN
2 stops26h 15mAmerican Airlines
Wed 11/197:50 amSGN - STL
2 stops28h 09mAmerican Airlines
Deal found 9/14$927
This American Airlines deal was found by Cheapflights users on 9/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/117:00 amSTL - HAN
2 stops26h 30mAmerican Airlines
Tue 11/2511:55 pmHAN - STL
2 stops32h 35mAmerican Airlines
Deal found 9/13$932
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/286:43 pmSTL - SGN
3 stops40h 12mUnited Airlines
Thu 11/67:30 amSGN - STL
2 stops40h 21mUnited Airlines
Deal found 9/14$933
This American Airlines deal was found by Cheapflights users on 9/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/239:44 amSTL - SGN
2 stops31h 41mAmerican Airlines
Thu 10/307:50 amSGN - STL
2 stops28h 04mAmerican Airlines
Deal found 9/12$947
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/12:31 pmMCI - SGN
2 stops26h 24mAmerican Airlines
Thu 5/218:20 amSGN - MCI
2 stops27h 24mAmerican Airlines
Deal found 9/14$949
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/288:49 amSTL - SGN
2 stops25h 26mAmerican Airlines
Thu 11/67:50 amSGN - STL
2 stops24h 37mAmerican Airlines
Deal found 9/14$950
This United Airlines deal was found by Cheapflights users on 9/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/77:30 amMCI - SGN
2 stops27h 45mUnited Airlines
Mon 2/1611:05 pmSGN - MCI
2 stops28h 23mUnited Airlines
Deal found 9/13$964
This oojo deal was found by Cheapflights users on 9/14. 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 9/296:30 pmSTL - SGN
2 stops33h 50mChina Airlines
Mon 10/135:30 pmSGN - STL
2 stops42h 33mChina Airlines
Deal found 9/14$967
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/12:31 pmMCI - SGN
2 stops26h 24mAmerican Airlines
Wed 5/2011:20 pmSGN - MCI
2 stops27h 27mAmerican Airlines
Deal found 9/15$971

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to Vietnam 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 September 15, 2025.
Use the filters below to find and compare flights from Missouri to Vietnam that are best for you.

Fly from

Missouri

Fly to

Vietnam

Route

Depart

Return

Price

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Wed 11/5

4:55 pm-10:55 pm

3 stops41h 00m

Ho Chi Minh City

Wed 11/19

11:05 pm-10:45 pm

2 stops36h 40m

$924

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Mon 11/3

4:35 pm-10:55 pm

3 stops41h 20m

Ho Chi Minh City

Wed 11/19

11:05 pm-10:45 pm

2 stops36h 40m

$924

Kansas CityHo Chi Minh City

MCI - SGN

MCISGN

Kansas City

Wed 11/12

5:30 pm-10:55 pm

3 stops40h 25m

Ho Chi Minh City

Tue 12/2

11:05 pm-11:44 pm

2 stops37h 39m

$924

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Tue 10/28

6:30 am-10:55 pm

3 stops28h 25m

Ho Chi Minh City

Thu 11/6

6:00 am-10:22 pm

3 stops29h 22m

$935

Kansas CityHo Chi Minh City

MCI - SGN

MCISGN

Kansas City

Mon 12/1

2:31 pm-5:55 am

2 stops26h 24m

Ho Chi Minh City

Thu 5/21

8:20 am-11:44 pm

2 stops27h 24m

$949

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Tue 1/27

5:00 pm-10:55 pm

2 stops40h 55m

Ho Chi Minh City

Mon 3/16

11:05 pm-12:27 am

2 stops37h 22m

$969

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Tue 1/27

11:20 am-10:55 pm

3 stops46h 35m

Ho Chi Minh City

Tue 3/17

11:05 pm-12:20 pm

2 stops25h 15m

$970

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Mon 1/26

10:07 am-10:55 pm

3 stops47h 48m

Ho Chi Minh City

Tue 3/31

11:15 pm-9:55 pm

2 stops34h 40m

$970

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Mon 2/2

4:35 pm-10:55 pm

3 stops41h 20m

Ho Chi Minh City

Tue 3/17

11:05 pm-12:20 pm

2 stops25h 15m

$970

Kansas CityHo Chi Minh City

MCI - SGN

MCISGN

Kansas City

Mon 12/1

2:31 pm-5:55 am

2 stops26h 24m

Ho Chi Minh City

Wed 5/20

11:20 pm-2:47 pm

2 stops27h 27m

$971

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 44 results
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Best time to book a flight from Missouri to Vietnam

Have a flexible travel schedule? Discover the best time to fly to Vietnam from Missouri 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 Missouri to Vietnam

What is the cheapest month to book a flight from Missouri to Vietnam?

Currently, September is the cheapest month in which you can book a flight from Missouri to Vietnam (average of $883). Flying from Missouri to Vietnam in June is currently the most expensive (average of $1,426). 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.

What is the cheapest time of day to fly from MO to VN?

Find hourly flight availability from Missouri to Vietnam. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

When flying from Missouri to Vietnam, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Find useful and relevant information for your journey from Missouri to Vietnam. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Missouri to Vietnam?

    Airlines like United Airlines, American Airlines, and Delta fly from Missouri to Vietnam in about 24h 55m. The time it takes to get you to your destination can typically vary by up to 16h 05m. The distance from Missouri to Vietnam is about 8157 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Missouri to Vietnam one-way?

    To fly one-way, consider booking your trip with Japan Airlines, which is currently one of the cheapest options available, starting at $511. United Airlines flights start at $517 while deals on Delta start at $518 one-way.

  • Can I find deals for flights from Missouri to Vietnam that include hotel bookings?

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

  • How can I find direct flights from Missouri to Vietnam?

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

  • Can I find deals for business class flights from Missouri to Vietnam?

    Yes. Cheapflights offers flight deals from Missouri to Vietnam 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 Missouri to Vietnam?

    Currently, September is the cheapest month in which you can book a flight from Missouri to Vietnam (average of $883). Flying from Missouri to Vietnam in June is currently the most expensive (average of $1,426). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Missouri to Vietnam

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Missouri to Vietnam

Discover the top 10 airlines that operate flights from Missouri to Vietnam. 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$633Average$1,575FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$761Average$1,703FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$903Average$1,189FlexibilityNo cancel feeOn-time71%
Cathay PacificCheapest$915Average$1,309FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$921Average$1,172FlexibilityNo cancel feeOn-time69%
ANACheapest$925Average$1,239FlexibilityNo cancel feeOn-time80%
Japan AirlinesCheapest$942Average$1,161FlexibilityNo cancel feeOn-time79%
Qatar AirwaysCheapest$1,176Average$1,308FlexibilityNo cancel feeOn-time68%
EVA AirCheapest$1,193Average$1,401FlexibilityNo cancel feeOn-time74%
Air CanadaCheapest$1,437Average$1,761FlexibilityNo cancel feeOn-time67%

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