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$475+ 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 11/17. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SGN
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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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 October 30, 2025.

This United Airlines deal was found by Cheapflights users on 10/28. 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 11/24:35 pmSTL - SGN
3 stops41h 20mUnited Airlines
Wed 11/197:30 amSGN - STL
2 stops21h 57mUnited Airlines
Deal found 10/28$867
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/25:24 pmSTL - SGN
3 stops40h 31mUnited Airlines
Sun 3/2211:05 pmSGN - STL
2 stops32h 14mUnited Airlines
Deal found 10/28$910
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/126:30 amSTL - SGN
2 stops50h 20mUnited Airlines
Mon 12/811:05 pmSGN - STL
2 stops29h 35mUnited Airlines
Deal found 10/27$920
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Wed 11/1212:31 pmSTL - SGN
2 stops44h 19mUnited Airlines
Wed 11/197:30 amSGN - STL
2 stops21h 58mUnited Airlines
Deal found 10/29$923
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/124:35 pmSTL - SGN
3 stops41h 20mUnited Airlines
Sun 12/1411:05 pmSGN - STL
2 stops30h 22mUnited Airlines
Deal found 10/27$924
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Tue 11/118:00 amMCI - SGN
2 stops48h 50mUnited Airlines
Sat 5/911:15 pmSGN - MCI
3 stops58h 20mUnited Airlines
Deal found 10/29$935
This FlightHub deal was found by Cheapflights users on 10/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/172:57 pmMCI - HAN
2 stops37h 28mSTARLUX Airlines
Fri 11/2111:30 amHAN - MCI
2 stops25h 29mSTARLUX Airlines
Deal found 10/29$951
This FlightHub deal was found by Cheapflights users on 10/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1111:36 amMCI - SGN
2 stops45h 14mANA
Sat 5/97:00 amSGN - MCI
2 stops24h 31mANA
Deal found 10/29$961
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Mon 12/19:06 amSGF - SGN
2 stops26h 09mUnited Airlines
Sat 12/137:30 amSGN - SGF
2 stops27h 43mUnited Airlines
Deal found 10/29$966
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/56:15 amSGF - SGN
2 stops29h 00mUnited Airlines
Sun 11/911:05 pmSGN - SGF
2 stops36h 08mUnited Airlines
Deal found 10/28$973
This KAYAK deal was found by Cheapflights users on 10/29. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/172:57 pmMCI - HAN
2 stops37h 28mSTARLUX Airlines
Sat 11/226:25 pmHAN - MCI
2 stops42h 34mSTARLUX Airlines
Deal found 10/29$984
This KAYAK deal was found by Cheapflights users on 10/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/168:00 amMCI - HAN
2 stops50h 05mANA
Sun 11/2312:25 amHAN - MCI
2 stops30h 11mANA
Deal found 10/30$1,017

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 October 30, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$906
(United Airlines)

One-way from

$475
(oojo)

Popular in

December

Cheapest in

November

Average price

$1,069
Provider with most accurate pricing for Lambert-St Louis-Ho Chi Minh City flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Ho Chi Minh City flights.
Search Deals
From Missouri to Vietnam
Search Deals
One-way flight from Missouri to Vietnam
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($52 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($44 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 October 30, 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

Tue 1/20

8:05 am-9:50 pm

2 stops48h 45m

Ho Chi Minh City

Tue 2/3

11:05 pm-2:30 pm

2 stops28h 25m

$906

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Sun 2/22

3:15 pm-9:50 pm

2 stops65h 35m

Ho Chi Minh City

Tue 3/24

11:05 pm-11:50 pm

2 stops36h 45m

$912

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Mon 1/5

5:45 pm-10:55 pm

3 stops40h 10m

Ho Chi Minh City

Wed 1/14

11:05 pm-10:52 am

2 stops48h 47m

$916

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Wed 11/26

8:00 am-9:50 pm

2 stops48h 50m

Ho Chi Minh City

Wed 12/3

11:05 pm-2:23 pm

2 stops28h 18m

$920

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Wed 11/12

6:30 am-9:50 pm

2 stops50h 20m

Ho Chi Minh City

Mon 12/8

11:05 pm-3:40 pm

2 stops29h 35m

$920

Kansas CityHo Chi Minh City

MCI - SGN

MCISGN

Kansas City

Wed 1/28

11:29 am-9:50 pm

2 stops45h 21m

Ho Chi Minh City

Tue 2/17

11:05 pm-11:56 am

2 stops25h 51m

$920

Kansas CityHo Chi Minh City

MCI - SGN

MCISGN

Kansas City

Wed 1/28

5:10 pm-9:50 pm

3 stops39h 40m

Ho Chi Minh City

Wed 2/18

7:30 am-9:59 pm

3 stops27h 29m

$923

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Mon 11/10

4:35 pm-10:55 pm

3 stops41h 20m

Ho Chi Minh City

Mon 11/17

11:05 pm-4:27 pm

2 stops30h 22m

$924

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Mon 11/17

3:14 pm-10:55 pm

3 stops42h 41m

Ho Chi Minh City

Mon 12/15

11:05 pm-12:15 pm

2 stops26h 10m

$924

Kansas CityHo Chi Minh City

MCI - SGN

MCISGN

Kansas City

Sat 1/31

6:30 pm-10:55 pm

3 stops63h 25m

Ho Chi Minh City

Sat 2/14

6:00 am-8:35 pm

3 stops27h 35m

$929

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 58 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, July is the cheapest month in which you can book a flight from Missouri to Vietnam (average of $550). Flying from Missouri to Vietnam in June is currently the most expensive (average of $1,349). 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 October 30, 2025.

A simple way to save on the total cost of your ticket is to fly from Missouri to Vietnam in the morning. If you’re flexible enough to do this you can expect to save up to 17% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Missouri to Vietnam?

Use this chart to determine the cheapest time to fly round-trip from Missouri to Vietnam. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Missouri to Vietnam flight should consider departing on Monday afternoons when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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, STARLUX Airlines, and Cathay Pacific fly from Missouri to Vietnam in about 28h 20m. The time it takes to get you to your destination can typically vary by up to 20h 25m. The distance from Missouri to Vietnam is about 8864 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 STARLUX Airlines, which is currently one of the cheapest options available, starting at $478. United Airlines flights start at $487 while deals on ANA start at $640 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, July is the cheapest month in which you can book a flight from Missouri to Vietnam (average of $550). Flying from Missouri to Vietnam in June is currently the most expensive (average of $1,349). 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

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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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$633Average$1,478FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$736Average$1,233FlexibilityNo cancel feeOn-time69%
Korean AirCheapest$761Average$1,313FlexibilityNo cancel feeOn-time81%
Japan AirlinesCheapest$888Average$1,058FlexibilityNo cancel feeOn-time79%
Cathay PacificCheapest$915Average$1,316FlexibilityNo cancel feeOn-time72%
ANACheapest$925Average$1,107FlexibilityNo cancel feeOn-time80%
China AirlinesCheapest$928Average$994FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$966Average$1,074FlexibilityNo cancel feeOn-time71%
EVA AirCheapest$1,008Average$1,362FlexibilityNo cancel feeOn-time74%
Air CanadaCheapest$1,437Average$1,761FlexibilityNo cancel feeOn-time67%

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