Cheap flights from San Antonio to Vietnam from $483
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Vietnam departing on 8/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from San Antonio to Vietnam
Cheap round-trip flights
Cheap one-way flights
China Airlines flights from San Antonio to Vietnam
Our best China Airlines deals on San Antonio to Vietnam flight tickets
United Airlines flights from San Antonio to Vietnam
Our best United Airlines deals on San Antonio to Vietnam flight tickets
See travel insights to Vietnam from
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
What is the cheapest month to fly to Vietnam?
The month of August is, on average, the cheapest month to fly to Vietnam from San Antonio, with most prices found around $1,061. If you don’t want to visit Vietnam in August, then you should wait until September to fly from San Antonio, when ticket prices are also cheap, with an average price of $1,092.
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 24 weeks ahead of your departure date. In general, you can expect to find flights to Vietnam for around $1,319 when searching 24 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 $1,033 on momondo.
What is the cheapest airline that flies from San Antonio to Vietnam?
EVA Air 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 29% 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.
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
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 June 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 | ||
|---|---|---|---|---|---|
| PriceFrom $970 | Free Cancellation | Rating 8.3 882 reviews | |||
| PriceFrom $974 | Free Cancellation | Rating 7.2 150 reviews | |||
| PriceFrom $978 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $997 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $1,006 | Free Cancellation | Rating 8.4 1,202 reviews | |||
| PriceFrom $1,053 | Free Cancellation | Rating 8.3 1,490 reviews | |||
| PriceFrom $1,085 | Free Cancellation | Rating 8.0 7,946 reviews | |||
| PriceFrom $1,156 | Free Cancellation | Rating 8.4 1,088 reviews | |||
| PriceFrom $1,304 | Free Cancellation | Rating 8.3 738 reviews | |||
| PriceFrom $1,316 | Free Cancellation | Rating 7.5 892 reviews |
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.