Spirit's Big Front Seats offer 11 inches more legroom, ideal for added comfort.
Use Spirit's self-service bag drop for faster check-in and avoid counter fees.

Most accurate provider | CheapOair 3 stars |
|---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $98 (CheapOair) |
One-way from | $53 (Kiwi.com) |
Popular in | June |
Cheapest in | September |
Average price | $185 |
Good round-trip deal | $95 or less |
Good one-way deal | $87 or less |
Fly from
Fly to
Route
Depart
Return
Price
Las VegasSan Antonio
LAS - SAT
LASSAT
Las Vegas Harry Reid Intl
Fri 1/30
7:50 am-12:29 pm
Nonstop2h 39m
San Antonio
Fri 2/6
10:13 am-11:42 pm
1 stop15h 29m
Las VegasSan Antonio
LAS - SAT
LASSAT
Las Vegas Harry Reid Intl
Tue 12/9
12:24 pm-5:05 pm
Nonstop2h 41m
San Antonio
Fri 12/12
12:37 pm-1:35 pm
Nonstop2h 58m
Las VegasSan Antonio
LAS - SAT
LASSAT
Las Vegas Harry Reid Intl
Thu 11/13
9:54 am-2:28 pm
Nonstop2h 34m
San Antonio
Mon 11/17
8:25 pm-11:29 pm
1 stop5h 04m
Las VegasSan Antonio
LAS - SAT
LASSAT
Las Vegas Harry Reid Intl
Tue 1/6
12:59 am-5:35 am
Nonstop2h 36m
San Antonio
Sun 1/11
6:44 pm-7:39 pm
Nonstop2h 55m
Las VegasSan Antonio
LAS - SAT
LASSAT
Las Vegas Harry Reid Intl
Tue 11/25
8:21 am-1:05 pm
Nonstop2h 44m
San Antonio
Mon 12/1
1:50 pm-2:50 pm
Nonstop3h 00m
Las VegasSan Antonio
LAS - SAT
LASSAT
Las Vegas Harry Reid Intl
Fri 11/21
6:00 am-10:44 am
Nonstop2h 44m
San Antonio
Mon 11/24
6:07 pm-11:04 pm
1 stop6h 57m
Las VegasSan Antonio
LAS - SAT
LASSAT
Las Vegas Harry Reid Intl
Sat 1/17
6:55 am-11:25 am
Nonstop2h 30m
San Antonio
Mon 1/19
6:45 pm-7:50 pm
Nonstop3h 05m
Las VegasSan Antonio
LAS - SAT
LASSAT
Las Vegas Harry Reid Intl
Thu 12/11
12:59 am-7:00 pm
1 stop16h 01m
San Antonio
Sun 12/14
7:56 pm-11:42 pm
1 stop5h 46m
Las VegasSan Antonio
LAS - SAT
LASSAT
Las Vegas Harry Reid Intl
Mon 11/24
8:21 am-1:05 pm
Nonstop2h 44m
San Antonio
Wed 11/26
1:50 pm-2:50 pm
Nonstop3h 00m
Las VegasSan Antonio
LAS - SAT
LASSAT
Las Vegas Harry Reid Intl
Tue 11/18
12:59 am-6:45 pm
1 stop15h 46m
San Antonio
Fri 11/21
4:54 pm-5:56 pm
Nonstop3h 02m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
The best time to book flights from Las Vegas to San Antonio is 18 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, January is the cheapest month in which you can book a flight from Las Vegas to San Antonio (average of $43). Flying from Las Vegas to San Antonio in April is currently the most expensive (average of $84). 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.
It’s typically best to fly out from Las Vegas to San Antonio at noon. Doing so could potentially save you 14% on the flight price compared to flying in the morning, which is usually more expensive.
Travelers seeking maximum savings on their Las Vegas to San Antonio flight should consider departing on Saturday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Crew
Entertainment
Boarding
Comfort
Food
Overall
Reviews
Mike,Aug 2025
OKC - AUS
Crew
Entertainment
Boarding
Comfort
Food
Overall
Reviews
Mike,Aug 2025
OKC - AUS
Crew
Entertainment
Boarding
Comfort
Food
Overall
Reviews
Mike,Aug 2025
OKC - AUS
Crew
Entertainment
Boarding
Comfort
Food
Overall
Reviews
Mike,Aug 2025
OKC - AUS
Crew
Entertainment
Boarding
Comfort
Food
Overall
Reviews
Mike,Aug 2025
OKC - AUS
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$77 | Average$147 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$86 | Average$172 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$172 | Average$414 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$191 | Average$370 | FlexibilityNo cancel fee | On-time63% |