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$542+ Cheap flights from St. Louis (STL) 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 2/12. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SGN
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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Cheap flight deals from St. Louis to Vietnam

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Vietnam (VN0). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 21, 2024.

Find flight deals from St. Louis to Vietnam

Cheapest flights from St. Louis to Vietnam
Explore the most affordable flight options available from St. Louis to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This United deal was found by Cheapflights users on 11/21. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/307:00 amSTL - SGN
2 stops28h 15mUnited Airlines
Tue 12/1711:05 pmSGN - STL
2 stops32h 46mUnited Airlines
Deal found 11/21$1,386
This Delta deal was found by Cheapflights users on 11/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/106:30 amSTL - SGN
2 stops27h 50mDelta
Tue 3/112:05 pmSGN - STL
2 stops42h 44mDelta
Deal found 11/21$1,594
This EVA Air deal was found by Cheapflights users on 11/21. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/87:00 amSTL - SGN
2 stops26h 00mMultiple Airlines
Fri 2/281:55 amSGN - STL
2 stops30h 01mMultiple Airlines
Deal found 11/21$1,721
This Justfly.com deal was found by Cheapflights users on 11/21. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/141:08 pmSTL - SGN
2 stops44h 07mKorean Air
Mon 12/308:05 amSGN - STL
2 stops27h 01mKorean Air
Deal found 11/21$2,143
This Korean Air deal was found by Cheapflights users on 11/21. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/276:04 amSTL - HAN
2 stops26h 36mMultiple Airlines
Sat 1/411:00 pmHAN - STL
2 stops35h 42mMultiple Airlines
Deal found 11/21$2,905
This oojo deal was found by Cheapflights users on 11/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/206:30 amSTL - SGN
2 stops47h 05mCathay Pacific
Mon 1/67:35 pmSGN - STL
2 stops33h 45mCathay Pacific
Deal found 11/21$3,116
This KAYAK deal was found by Cheapflights users on 11/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/272:06 pmSTL - HAN
2 stops33h 14mQatar Airways
Fri 1/32:20 amHAN - STL
2 stops34h 39mQatar Airways
Deal found 11/21$5,078

Find flights from St. Louis to Vietnam within your budget

Customize your flight search to find flights from St. Louis 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 2,612,795 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Tue 4/15

2:55 pm-9:55 am

2 stops31h 00m

Ho Chi Minh City

Tue 5/20

3:55 pm-1:52 pm

2 stops33h 57m

$1,081

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Wed 3/26

1:05 pm-9:50 pm

2 stops44h 45m

Ho Chi Minh City

Wed 4/2

10:45 pm-4:35 pm

2 stops29h 50m

$1,191

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Mon 2/10

6:30 am-10:15 pm

2 stops26h 45m

Ho Chi Minh City

Wed 3/12

2:05 pm-9:42 pm

2 stops43h 37m

$1,210

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Mon 2/3

3:10 pm-7:15 am

2 stops27h 05m

Ho Chi Minh City

Wed 3/26

8:55 am-9:40 pm

2 stops48h 45m

$1,222

St. LouisHanoi

STL - HAN

STLHAN

Lambert-St Louis

Tue 4/8

1:42 pm-7:15 am

2 stops29h 33m

Hanoi Noibai

Tue 4/29

7:30 pm-9:14 am

2 stops49h 44m

$1,232

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Sun 1/19

3:10 pm-6:35 pm

2 stops62h 25m

Ho Chi Minh City

Tue 3/4

11:35 am-4:21 pm

2 stops41h 46m

$1,269

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Tue 4/15

3:15 pm-9:25 pm

3 stops42h 10m

Ho Chi Minh City

Tue 5/20

10:45 pm-12:20 pm

2 stops25h 35m

$1,411

St. LouisHanoi

STL - HAN

STLHAN

Lambert-St Louis

Tue 4/8

3:15 pm-10:00 pm

3 stops42h 45m

Hanoi Noibai

Tue 4/29

11:35 pm-12:27 am

2 stops36h 52m

$1,637

St. LouisDa Nang

STL - DAD

STLDAD

Lambert-St Louis

Tue 1/14

3:50 pm-12:30 am

2 stops43h 40m

Da Nang

Wed 3/5

2:00 am-3:06 pm

2 stops50h 06m

$1,782

St. LouisDa Nang

STL - DAD

STLDAD

Lambert-St Louis

Tue 1/14

7:00 am-9:45 pm

2 stops49h 45m

Da Nang

Thu 3/6

11:00 pm-5:50 pm

2 stops55h 50m

$1,788

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Showing 1-10 of 17 results
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Best time to book a flight from St. Louis to Vietnam

Have a flexible travel schedule? Discover the best time to fly to Vietnam from St. Louis 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.

Travel insights for flights from St. Louis to Vietnam

Get recent, data-driven insights about flights from St. Louis to Vietnam including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from St. Louis to Vietnam?

Currently, November is the cheapest month in which you can book a flight from St. Louis to Vietnam (average of $926). Flying from St. Louis to Vietnam in June is currently the most expensive (average of $1,621). 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 STL to VN?

Find hourly flight availability from St. Louis 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 November 21, 2024.

When flying from St. Louis 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.

Rainfall in Vietnam by month

Plan your trip to Vietnam by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Vietnam ranges from 0.0 - 13.4 inches per month. September is typically the wettest month, when rainfall can reach 13.4 in. February is typically the driest time to visit Vietnam when rainfall is around 0.0 in.

Temperature in Vietnam by month

Plan your trip to Vietnam by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Vietnam, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 78.8 F).

Reviews of airlines servicing Vietnam

Get insights into the airlines that provide service to Vietnam. 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 Vietnam. Reviews last updated November 21, 2024.
Read through reviews of airlines operating flights from St. Louis to Vietnam, such as ANA, United Airlines and Qatar Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.5
Very good
1,024 reviews

Crew

8.7

Boarding

8.5

Overall

8.5

Comfort

8.3

Food

8.1

Entertainment

8.2

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Korean Air
8.5
Very good
1,024 reviews
Korean Air
8.5
Very good
1,024 reviews

Crew

8.7

Boarding

8.5

Overall

8.5

Comfort

8.3

Food

8.1

Entertainment

8.2

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

ANA
8.4
Very good
833 reviews
Korean Air
8.5
Very good
1,024 reviews

Crew

8.7

Boarding

8.5

Overall

8.5

Comfort

8.3

Food

8.1

Entertainment

8.2

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Asiana Airlines
8.3
Very good
476 reviews
Korean Air
8.5
Very good
1,024 reviews

Crew

8.7

Boarding

8.5

Overall

8.5

Comfort

8.3

Food

8.1

Entertainment

8.2

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Emirates
8.1
Very good
3,489 reviews
Korean Air
8.5
Very good
1,024 reviews

Crew

8.7

Boarding

8.5

Overall

8.5

Comfort

8.3

Food

8.1

Entertainment

8.2

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Delta
8.0
Very good
8,755 reviews
Korean Air
8.5
Very good
1,024 reviews

Crew

8.7

Boarding

8.5

Overall

8.5

Comfort

8.3

Food

8.1

Entertainment

8.2

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Vietnam. 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 from for flights from St. Louis to Vietnam?

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

  • What are the most popular routes from St. Louis to Vietnam?

    The most popular route from St. Louis to Vietnam is Lambert-St Louis - Ho Chi Minh City. You may also consider Lambert-St Louis - Da Nang or Lambert-St Louis - Hanoi Noibai.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from St. Louis to Vietnam (average of $926). Flying from St. Louis to Vietnam in June is currently the most expensive (average of $1,621). 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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Alternative routes for St. Louis to Vietnam

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from St. Louis to Vietnam

Discover the top 9 airlines that operate flights from St. Louis 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 2,612,795 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$1,065Average$1,076FlexibilityNo cancel feeOn-time77%
DeltaCheapest$1,068Average$1,786FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$1,074Average$1,364FlexibilityNo cancel feeOn-time71%
Japan AirlinesCheapest$1,095Average$1,380FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$1,122Average$1,518FlexibilityNo cancel feeOn-time69%
ANACheapest$1,193Average$1,289FlexibilityNo cancel feeOn-time80%
Qatar AirwaysCheapest$1,215Average$1,510FlexibilityNo cancel feeOn-time68%
Korean AirCheapest$1,224Average$2,094FlexibilityNo cancel feeOn-time81%
Cathay PacificCheapest$1,246Average$1,590FlexibilityNo cancel feeOn-time72%
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