What airlines fly to Vietnam?

United Airlines, ANA and EVA Air are the top three most popular airlines that fly to Vietnam from San Antonio according to our data. United Airlines is the first choice among our users, with 61% of people opting to fly with this airline when traveling to Vietnam. Keep in mind that there are 13 different airlines that fly to Vietnam on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from San Antonio to Vietnam?

United Airlines and Korean Air are the most popular carriers operating from San Antonio to Vietnam

When did momondo last update prices for flights from San Antonio Airport to Vietnam?

Prices for flights from San Antonio Airport to Vietnam are refreshed on a daily basis.

How many operators does momondo search for flights from San Antonio Airport to Vietnam?

There are 10 operators available for flights from San Antonio Airport to Vietnam as of December 2025.

How old do you have to be to fly from San Antonio Airport to Vietnam?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Antonio Airport to Vietnam.

What documentation or ID do you need to fly to Vietnam?

The required travel and health documents for your Vietnam trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Vietnam. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$500 Cheap Flights from San Antonio to Vietnam in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from San Antonio to Vietnam

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:20 am - 12:20 amSAT-SGN

28h 00m2 stops

7:35 pm - 11:15 pmSGN-SAT

39h 40m2 stops

$952Multiple Airlines

Find Deal

Mon, Feb 2 - Tue, Mar 10

7:20 pm - 10:55 pmSAT-SGN

38h 35m3 stops

7:30 am - 7:41 pmSGN-SAT

25h 11m2 stops

$953United Airlines

Find Deal

Sun, Jan 18 - Thu, Jan 22

5:25 am - 10:55 pmSAT-SGN

28h 30m3 stops

11:05 pm - 11:11 amSGN-SAT

49h 06m2 stops

$958United Airlines

Find Deal

Thu, Jan 22 - Mon, Feb 23

7:20 am - 12:20 amSAT-SGN

28h 00m2 stops

1:50 pm - 3:11 pmSGN-SAT

37h 21m2 stops

$960Multiple Airlines

Find Deal

Tue, Feb 10 - Tue, Mar 24

6:46 pm - 10:00 amSAT-SGN

26h 14m2 stops

11:00 am - 5:45 pmSGN-SAT

43h 45m2 stops

$963China Airlines

Find Deal

Sun, Jan 18 - Thu, Jan 22

6:46 pm - 10:00 amSAT-SGN

26h 14m2 stops

5:30 pm - 6:02 pmSGN-SAT

36h 32m2 stops

$964China Airlines

Find Deal

Thu, Jan 29 - Mon, Mar 30

7:00 pm - 9:55 amSAT-SGN

26h 55m2 stops

1:50 am - 5:10 amSGN-SAT

39h 20m2 stops

$969EVA Air

Find Deal

Wed, Apr 1 - Sun, May 31

6:46 pm - 11:40 amSAT-DAD

27h 54m2 stops

1:00 pm - 5:45 pmDAD-SAT

41h 45m2 stops

$1,045EVA Air

Find Deal

Sat, Jan 17 - Thu, Jan 29

7:00 am - 9:30 pmSAT-DAD

25h 30m2 stops

3:45 pm - 8:25 pmDAD-SAT

41h 40m2 stops

$1,125Delta

Find Deal

Sat, Jan 17 - Thu, Jan 29

8:00 am - 1:40 pmSAT-DAD

41h 40m2 stops

10:55 pm - 10:21 pmDAD-SAT

35h 26m2 stops

$1,130Delta

Find Deal

Wed, Apr 1 - Thu, Apr 30

United Airlines flights from San Antonio to Vietnam

Our best United Airlines deals on San Antonio to Vietnam flight tickets

United Airlines

Jan 18

SAT7:20 pmSan Antonio

38h 35m

3 stops

SGN10:55 pmHo Chi Minh City

Jan 22

SGN7:30 amHo Chi Minh City

25h 11m

2 stops

SAT7:41 pmSan Antonio

$953

Find similar

United Airlines

Jan 22

SAT5:25 amSan Antonio

28h 30m

3 stops

SGN10:55 pmHo Chi Minh City

Feb 23

SGN11:05 pmHo Chi Minh City

49h 06m

2 stops

SAT11:11 amSan Antonio

$958

Find similar

United Airlines

Feb 23

SAT2:10 pmSan Antonio

43h 45m

3 stops

SGN10:55 pmHo Chi Minh City

Apr 2

SGN7:00 amHo Chi Minh City

37h 37m

3 stops

SAT8:37 amSan Antonio

$961

Find similar

China Airlines flights from San Antonio to Vietnam

Our best China Airlines deals on San Antonio to Vietnam flight tickets

China Airlines

Jan 18

SAT6:46 pmSan Antonio

26h 14m

2 stops

SGN10:00 amHo Chi Minh City

Jan 22

SGN11:00 amHo Chi Minh City

43h 45m

2 stops

SAT5:45 pmSan Antonio

$963

Find similar

China Airlines

Jan 29

SAT6:46 pmSan Antonio

26h 14m

2 stops

SGN10:00 amHo Chi Minh City

Mar 30

SGN10:50 amHo Chi Minh City

43h 12m

2 stops

SAT6:02 pmSan Antonio

$964

Find similar

China Airlines

Jan 29

SAT6:46 pmSan Antonio

26h 14m

2 stops

SGN10:00 amHo Chi Minh City

Mar 30

SGN10:50 amHo Chi Minh City

43h 12m

2 stops

SAT6:02 pmSan Antonio

$982

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San AntonioHo Chi Minh City

SAT - SGN

SATSGN

San Antonio

Mon 2/2

7:20 am-12:20 am

2 stops28h 00m

Ho Chi Minh City

Tue 3/10

7:35 pm-11:15 pm

2 stops39h 40m

$952

San AntonioHo Chi Minh City

SAT - SGN

SATSGN

San Antonio

Sun 1/18

7:20 pm-10:55 pm

3 stops38h 35m

Ho Chi Minh City

Thu 1/22

7:30 am-7:41 pm

2 stops25h 11m

$953

San AntonioHo Chi Minh City

SAT - SGN

SATSGN

San Antonio

Thu 1/22

5:25 am-10:55 pm

3 stops28h 30m

Ho Chi Minh City

Mon 2/23

11:05 pm-11:11 am

2 stops49h 06m

$958

San AntonioHo Chi Minh City

SAT - SGN

SATSGN

San Antonio

Tue 2/10

7:20 am-12:20 am

2 stops28h 00m

Ho Chi Minh City

Tue 3/24

1:50 pm-3:11 pm

2 stops37h 21m

$960

San AntonioHo Chi Minh City

SAT - SGN

SATSGN

San Antonio

Sun 1/18

6:46 pm-10:00 am

2 stops26h 14m

Ho Chi Minh City

Thu 1/22

11:00 am-5:45 pm

2 stops43h 45m

$963

San AntonioHo Chi Minh City

SAT - SGN

SATSGN

San Antonio

Thu 1/29

6:46 pm-10:00 am

2 stops26h 14m

Ho Chi Minh City

Mon 3/30

5:30 pm-6:02 pm

2 stops36h 32m

$964

San AntonioHo Chi Minh City

SAT - SGN

SATSGN

San Antonio

Wed 4/1

7:00 pm-9:55 am

2 stops26h 55m

Ho Chi Minh City

Sun 5/31

1:50 am-5:10 am

2 stops39h 20m

$969

San AntonioDa Nang

SAT - DAD

SATDAD

San Antonio

Sat 1/17

6:46 pm-11:40 am

2 stops27h 54m

Da Nang

Thu 1/29

1:00 pm-5:45 pm

2 stops41h 45m

$1,045

San AntonioDa Nang

SAT - DAD

SATDAD

San Antonio

Sat 1/17

7:00 am-9:30 pm

2 stops25h 30m

Da Nang

Thu 1/29

3:45 pm-8:25 pm

2 stops41h 40m

$1,125

San AntonioDa Nang

SAT - DAD

SATDAD

San Antonio

Wed 4/1

8:00 am-1:40 pm

2 stops41h 40m

Da Nang

Thu 4/30

10:55 pm-10:21 pm

2 stops35h 26m

$1,130

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from San Antonio to Vietnam

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Vietnam?

The month of March is, on average, the cheapest month to fly to Vietnam from San Antonio, with most prices found around $965. If you don’t want to visit Vietnam in March, then you should wait until September to fly from San Antonio, when ticket prices are also cheap, with an average price of $978.

What is the cheapest day to depart on your flight to Vietnam?

According to our data, Tuesday is the cheapest day to fly to Vietnam from San Antonio. The lowest ticket price found for a Tuesday departure recently was $1,240. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Vietnam on Friday is $1,410.

What is the cheapest time of day to depart on your flight to Vietnam?

Flying to Vietnam from San Antonio in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,280 when looking at flights departing in the morning. In the afternoon is when there is more demand to fly to Vietnam, so prices are often more expensive at around $1,361 per ticket.

How far in advance should I book a flight to Vietnam?

You are more likely to see cheaper flights to Vietnam from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Vietnam for around $1,208 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Vietnam from San Antonio for as low as $969 on momondo.

Cheap San Antonio to Vietnam flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Vietnam

Fastest flight time	27h 54m
Direct flights	None

The fastest flight from San Antonio to Vietnam takes 27h 54m

There are no direct flights from San Antonio to Vietnam. There are no popular flight routes from San Antonio to Vietnam.

Search flight deals

When did momondo last update prices for flights from San Antonio Airport to Vietnam?
Prices for flights from San Antonio Airport to Vietnam are refreshed on a daily basis.
How many operators does momondo search for flights from San Antonio Airport to Vietnam?
There are 10 operators available for flights from San Antonio Airport to Vietnam as of December 2025.
How old do you have to be to fly from San Antonio Airport to Vietnam?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Antonio Airport to Vietnam.
What documentation or ID do you need to fly to Vietnam?
The required travel and health documents for your Vietnam trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Vietnam. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from San Antonio to Vietnam

Compare and see reviews for airlines that fly from San Antonio to Vietnam with momondo

Airline	Rating	Free Cancellation	Price
Cathay Pacific	PriceFrom $852	Free Cancellation	Rating 7.6 1,080 reviews	Search Cathay Pacific flights
Japan Airlines	PriceFrom $869	Free Cancellation	Rating 8.3 1,633 reviews	Search Japan Airlines flights
Delta	PriceFrom $880	Free Cancellation	Rating 7.9 8,010 reviews	Search Delta flights
United Airlines	PriceFrom $892	Free Cancellation	Rating 7.4 9,065 reviews	Search United Airlines flights
American Airlines	PriceFrom $893	Free Cancellation	Rating 7.2 11,041 reviews	Search American Airlines flights
ANA	PriceFrom $970	Free Cancellation	Rating 8.4 1,015 reviews	Search ANA flights
China Eastern	PriceFrom $974	Free Cancellation	Rating 7.2 178 reviews	Search China Eastern flights
EVA Air	PriceFrom $988	Free Cancellation	Rating 8.4 1,288 reviews	Search EVA Air flights
Korean Air	PriceFrom $1,102	Free Cancellation	Rating 8.4 1,177 reviews	Search Korean Air flights
China Airlines	PriceFrom $1,229	Free Cancellation	Rating 8.3 784 reviews	Search China Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Vietnam?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Antonio to Vietnam. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from San Antonio to Vietnam with flexible booking policies on momondo?

All flight searches from San Antonio to Vietnam on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San Antonio to Vietnam?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Antonio to Vietnam.

I’m not ready to book a flight from San Antonio to Vietnam right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Vietnam from San Antonio. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.