$446 Cheap Flights from San Antonio (SAT) to Hanoi (HAN)

View $446 flight on Tue, Mar 24, 2026Opens in a new window

Popular airlines from San Antonio International Airport (SAT) to Noi Bai Intl. Airport (HAN)

Cheap Flights from San Antonio to Hanoi (SAT-HAN)

Prices were available within the past 7 days and start at $446 for one-way flights and $880 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, Nov 24 - Wed, Nov 26
SAT
San Antonio
HAN
Hanoi
$880 Roundtrip, found 2 days ago
$880
Roundtrip
found 2 days ago
Select Delta flight, departing Mon, Nov 24 from San Antonio to Hanoi, returning Wed, Nov 26, priced at $880 found 2 days ago
Delta
Sat, Sep 26 - Sun, Oct 4
SAT
San Antonio
HAN
Hanoi
$901 Roundtrip, found 1 day ago
$901
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Sep 26 from San Antonio to Hanoi, returning Sun, Oct 4, priced at $901 found 1 day ago
Delta
Sat, Sep 26 - Sun, Oct 4
SAT
San Antonio
HAN
Hanoi
$922 Roundtrip, found 1 day ago
$922
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Sep 26 from San Antonio to Hanoi, returning Sun, Oct 4, priced at $922 found 1 day ago
American Airlines
Mon, Jan 19 - Thu, Jan 29
SAT
San Antonio
HAN
Hanoi
$957 Roundtrip, found 4 days ago
$957
Roundtrip
found 4 days ago
Select American Airlines flight, departing Mon, Jan 19 from San Antonio to Hanoi, returning Thu, Jan 29, priced at $957 found 4 days ago
American Airlines
Wed, Jan 14 - Wed, Jan 28
SAT
San Antonio
HAN
Hanoi
$971 Roundtrip, found 1 day ago
$971
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Jan 14 from San Antonio to Hanoi, returning Wed, Jan 28, priced at $971 found 1 day ago
Delta
Mon, Nov 24 - Thu, Nov 27
SAT
San Antonio
HAN
Hanoi
$975 Roundtrip, found 2 days ago
$975
Roundtrip
found 2 days ago
Select Delta flight, departing Mon, Nov 24 from San Antonio to Hanoi, returning Thu, Nov 27, priced at $975 found 2 days ago
Delta
Mon, Nov 24 - Sat, Dec 13
SAT
San Antonio
HAN
Hanoi
$981 Roundtrip, found 3 days ago
$981
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Nov 24 from San Antonio to Hanoi, returning Sat, Dec 13, priced at $981 found 3 days ago
Southwest Airlines
Tue, Mar 24 - Tue, Apr 7
SAT
San Antonio
HAN
Hanoi
$987 Roundtrip, found 1 day ago
$987
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Tue, Mar 24 from San Antonio to Hanoi, returning Tue, Apr 7, priced at $987 found 1 day ago
Alaska Airlines
Mon, Mar 30 - Tue, Apr 14
SAT
San Antonio
HAN
Hanoi
$992 Roundtrip, found 1 day ago
$992
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Mon, Mar 30 from San Antonio to Hanoi, returning Tue, Apr 14, priced at $992 found 1 day ago
China Airlines
Mon, Mar 23 - Mon, Apr 6
SAT
San Antonio
HAN
Hanoi
$995 Roundtrip, found 11 hours ago
$995
Roundtrip
found 11 hours ago
Select China Airlines flight, departing Mon, Mar 23 from San Antonio to Hanoi, returning Mon, Apr 6, priced at $995 found 11 hours ago

Alternative airports near Hanoi

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Noi Bai Intl. HAN. Cheapest and Closest option available. Average driving time to city center is 24 minutes. Flights from $1,336
HAN
Noi Bai Intl.
CheapestClosest
Average driving time to city center24 min
Flights from $1,336
Flights from San Antonio (SAT) to Hanoi (HAN)
Origin airport
San Antonio Intl.
Destination airport
Noi Bai Intl.
Airlines serving
Air Canada, Air France, Alaska Airlines, All Nippon Airways, American Airlines, China Airlines, China Eastern Airlines, Delta, Japan Airlines, Korean Air, Qatar Airways, Turkish Airlines, United
Roundtrip price
$880
Distance
8576 mi

San Antonio to Hanoi Flights

The cheapest times to fly from San Antonio to Hanoi

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Antonio to Hanoi are during the month of November. You can find some of the cheapest flights from San Antonio to Hanoi with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Antonio to Hanoi

Sunday is one of the best days to book for cheap flights from San Antonio to Hanoi: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Antonio to Hanoi

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Antonio to Hanoi in 2025. You can also book with separate airlines for your outbound and return journeys, from $446 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Antonio to Hanoi flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Antonio to Hanoi airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from San Antonio Intl. Airport (SAT) to Noi Bai Intl. Airport (HAN) cost?
Secure a cheap one-way flight from $446 or cheap return flight from $880 from San Antonio Intl. Airport (SAT) to Noi Bai Intl. Airport (HAN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from San Antonio Intl. Airport (SAT) to Noi Bai Intl. Airport (HAN)?
The cheapest month to fly from SAT to HAN is November, when there's less demand. Off-peak season is usually when airlines offer better prices between these airports.
What is the cheapest airline that flies from San Antonio Intl. Airport (SAT) to Noi Bai Intl. Airport (HAN)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from SAT to HAN. Then, sort your results by "Price (lowest to highest)" to snag a great deal.
How many flights per day from San Antonio Intl. Airport (SAT) to Noi Bai Intl. Airport (HAN)?
There aren't any daily direct flights from San Antonio Intl. Airport (SAT) to Noi Bai Intl. Airport (HAN). But you can choose flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from SAT to HAN?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change based on a range of factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Antonio Intl. Airport (SAT) to Noi Bai Intl. Airport (HAN)?
To reach Noi Bai Intl. Airport (HAN) on time, pick a flight that leaves from San Antonio Intl. Airport (SAT) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from San Antonio Intl. Airport (SAT) to Noi Bai Intl. Airport (HAN) last-minute?
Last-minute bookings from SAT to HAN are typically more expensive. To lock in the best prices, start looking for flights as soon as possible. That being said, if you're flexible with your travel dates, you may score a cheap ticket just before your departure.
Is it cheaper to book a SAT to HAN flight and hotel package?
You'll generally save money by booking a SAT to HAN flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. Once you've chosen your ideal accommodations and flights, consider adding extras including activities, car rentals and tours.
Can I cancel or change the date of my flight from San Antonio Intl. Airport (SAT) to Noi Bai Intl. Airport (HAN)?
In most instances, you can reschedule or cancel your SAT to HAN flight. However, there may be additional fees, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you need further information, visit our Customer Service portal.

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*Available to One Key members.