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

Japan Airlines, United Airlines, and China Airlines are the most popular carriers operating from San Antonio to Vietnam

What airlines fly to Vietnam?

United Airlines, ANA and Delta 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 41% 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.

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 October 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.

$427 Cheap Flights from San Antonio to Vietnam in 2025/26

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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.

4:00 pm - 11:20 pmSAT-SGN

42h 20m2 stops

1:55 pm - 9:28 pmSGN-SAT

43h 33m2 stops

$885Delta

Find Deal

Sun, Mar 1 - Thu, Apr 30

10:12 am - 5:55 amSAT-SGN

30h 43m2 stops

7:50 am - 10:54 pmSGN-SAT

27h 04m2 stops

$900American Airlines

Find Deal

Mon, Feb 23 - Thu, Mar 12

6:32 am - 4:45 pmSAT-SGN

45h 13m2 stops

11:40 am - 5:55 pmSGN-SAT

43h 15m2 stops

$914Multiple Airlines

Find Deal

Tue, Nov 4 - Tue, Nov 11

5:30 am - 9:50 pmSAT-SGN

51h 20m3 stops

11:05 pm - 8:15 pmSGN-SAT

34h 10m2 stops

$921United Airlines

Find Deal

Tue, Nov 4 - Tue, Nov 11

5:30 am - 10:55 pmSAT-SGN

28h 25m3 stops

6:00 am - 5:47 pmSGN-SAT

24h 47m3 stops

$935United Airlines

Find Deal

Tue, Nov 4 - Tue, Nov 11

1:41 pm - 5:55 amSAT-SGN

27h 14m2 stops

11:35 pm - 4:37 pmSGN-SAT

29h 02m2 stops

$984Japan Airlines

Find Deal

Thu, Feb 19 - Mon, Mar 9

1:41 pm - 5:55 amSAT-SGN

27h 14m2 stops

7:50 am - 10:54 pmSGN-SAT

27h 04m2 stops

$987Japan Airlines

Find Deal

Tue, Feb 24 - Thu, Mar 12

6:30 am - 1:10 amSAT-SGN

29h 40m2 stops

2:10 am - 11:17 pmSGN-SAT

33h 07m2 stops

$990China Eastern

Find Deal

Tue, Feb 3 - Mon, Mar 9

7:40 am - 1:10 pmSAT-DAD

41h 30m2 stops

12:30 am - 11:28 pmDAD-SAT

34h 58m2 stops

$4,307ANA

Find Deal

Tue, Oct 28 - Fri, Oct 31

7:40 am - 1:10 pmSAT-DAD

40h 30m2 stops

12:30 am - 11:12 pmDAD-SAT

35h 42m2 stops

$7,283ANA

Find Deal

Fri, Feb 27 - Thu, Mar 5

United Airlines flights from San Antonio to Vietnam

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

United Airlines

Nov 4

SAT5:30 amSan Antonio

51h 20m

3 stops

SGN9:50 pmHo Chi Minh City

Nov 11

SGN11:05 pmHo Chi Minh City

34h 10m

2 stops

SAT8:15 pmSan Antonio

$921

Find similar

United Airlines

Nov 4

SAT5:30 amSan Antonio

28h 25m

3 stops

SGN10:55 pmHo Chi Minh City

Nov 11

SGN6:00 amHo Chi Minh City

24h 47m

3 stops

SAT5:47 pmSan Antonio

$935

Find similar

United Airlines

Nov 22

SAT7:30 pmSan Antonio

62h 25m

3 stops

SGN10:55 pmHo Chi Minh City

Dec 2

SGN6:00 amHo Chi Minh City

26h 59m

3 stops

SAT7:59 pmSan Antonio

$948

Find similar

EVA Air flights from San Antonio to Vietnam

Our best EVA Air deals on San Antonio to Vietnam flight tickets

EVA Air

Nov 4

SAT6:32 amSan Antonio

50h 28m

2 stops

SGN10:00 pmHo Chi Minh City

Nov 10

SGN1:55 amHo Chi Minh City

53h 00m

2 stops

SAT5:55 pmSan Antonio

$977

Find similar

EVA Air

Jan 6

SAT6:25 amSan Antonio

50h 35m

2 stops

SGN10:00 pmHo Chi Minh City

Jan 21

SGN1:55 amHo Chi Minh City

52h 51m

2 stops

SAT5:46 pmSan Antonio

$985

Find similar

EVA Air

Feb 23

SAT7:00 pmSan Antonio

38h 00m

2 stops

SGN10:00 pmHo Chi Minh City

Mar 10

SGN1:55 amHo Chi Minh City

52h 03m

2 stops

SAT5:58 pmSan Antonio

$995

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San AntonioHo Chi Minh City

SAT - SGN

SATSGN

San Antonio

Sun 3/1

4:00 pm-11:20 pm

2 stops42h 20m

Ho Chi Minh City

Thu 4/30

1:55 pm-9:28 pm

2 stops43h 33m

$885

San AntonioHo Chi Minh City

SAT - SGN

SATSGN

San Antonio

Mon 2/23

10:12 am-5:55 am

2 stops30h 43m

Ho Chi Minh City

Thu 3/12

7:50 am-10:54 pm

2 stops27h 04m

$900

San AntonioHo Chi Minh City

SAT - SGN

SATSGN

San Antonio

Tue 11/4

6:32 am-4:45 pm

2 stops45h 13m

Ho Chi Minh City

Tue 11/11

11:40 am-5:55 pm

2 stops43h 15m

$914

San AntonioHo Chi Minh City

SAT - SGN

SATSGN

San Antonio

Tue 11/4

5:30 am-9:50 pm

3 stops51h 20m

Ho Chi Minh City

Tue 11/11

11:05 pm-8:15 pm

2 stops34h 10m

$921

San AntonioHo Chi Minh City

SAT - SGN

SATSGN

San Antonio

Tue 11/4

5:30 am-10:55 pm

3 stops28h 25m

Ho Chi Minh City

Tue 11/11

6:00 am-5:47 pm

3 stops24h 47m

$935

San AntonioHo Chi Minh City

SAT - SGN

SATSGN

San Antonio

Thu 2/19

1:41 pm-5:55 am

2 stops27h 14m

Ho Chi Minh City

Mon 3/9

11:35 pm-4:37 pm

2 stops29h 02m

$984

San AntonioHo Chi Minh City

SAT - SGN

SATSGN

San Antonio

Tue 2/24

1:41 pm-5:55 am

2 stops27h 14m

Ho Chi Minh City

Thu 3/12

7:50 am-10:54 pm

2 stops27h 04m

$987

San AntonioHo Chi Minh City

SAT - SGN

SATSGN

San Antonio

Tue 2/3

6:30 am-1:10 am

2 stops29h 40m

Ho Chi Minh City

Mon 3/9

2:10 am-11:17 pm

2 stops33h 07m

$990

San AntonioDa Nang

SAT - DAD

SATDAD

San Antonio

Tue 10/28

7:40 am-1:10 pm

2 stops41h 30m

Da Nang

Fri 10/31

12:30 am-11:28 pm

2 stops34h 58m

$4,307

San AntonioDa Nang

SAT - DAD

SATDAD

San Antonio

Fri 2/27

7:40 am-1:10 pm

2 stops40h 30m

Da Nang

Thu 3/5

12:30 am-11:12 pm

2 stops35h 42m

$7,283

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 September is, on average, the cheapest month to fly to Vietnam from San Antonio, with most prices found around $978. If you don’t want to visit Vietnam in September, then you should wait until April to fly from San Antonio, when ticket prices are also cheap, with an average price of $1,019.

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 $1,267 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

Direct flights	None

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 October 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
United Airlines	PriceFrom $848	Free Cancellation	Rating 7.4 8,976 reviews	Search United Airlines flights
Cathay Pacific	PriceFrom $852	Free Cancellation	Rating 7.6 1,023 reviews	Search Cathay Pacific flights
Delta	PriceFrom $880	Free Cancellation	Rating 7.9 7,975 reviews	Search Delta flights
Japan Airlines	PriceFrom $892	Free Cancellation	Rating 8.3 1,578 reviews	Search Japan Airlines flights
American Airlines	PriceFrom $921	Free Cancellation	Rating 7.2 11,042 reviews	Search American Airlines flights
ANA	PriceFrom $970	Free Cancellation	Rating 8.4 984 reviews	Search ANA flights
China Eastern	PriceFrom $974	Free Cancellation	Rating 7.2 168 reviews	Search China Eastern flights
EVA Air	PriceFrom $988	Free Cancellation	Rating 8.4 1,250 reviews	Search EVA Air flights
China Airlines	PriceFrom $1,024	Free Cancellation	Rating 8.3 768 reviews	Search China Airlines flights
Korean Air	PriceFrom $1,102	Free Cancellation	Rating 8.4 1,149 reviews	Search Korean Air 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.