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Flights from Las Vegas to San Antonio

Search for direct flights from Las Vegas to San Antonio in the next 3 months. Based on Trip.com's latest 7-day flight data, one-way direct flights start at US$77, and round-trip direct flights start at US$109.

      • Cheapest nonstop
        LAS 15:20
        2h 51m
        Nonstop
        SAT 20:11
        Las Vegas - San Antonio | Thu, Aug 20 | Frontier Airlines
        SAT 20:56
        2h 58m
        Nonstop
        LAS 21:54
        San Antonio - Las Vegas | Tue, Aug 25 | Frontier Airlines
        US$109 US$170
        36% off
        36% off
        US$170 US$109
      • LAS 15:20
        2h 51m
        Nonstop
        SAT 20:11
        Las Vegas - San Antonio | Tue, Aug 18 | Frontier Airlines
        SAT 20:56
        2h 58m
        Nonstop
        LAS 21:54
        San Antonio - Las Vegas | Sun, Aug 23 | Frontier Airlines
        US$153 US$170
        10% off
        10% off
        US$170 US$153
      • LAS 15:43
        2h 54m
        Nonstop
        SAT 20:37
        Las Vegas - San Antonio | Thu, Aug 6 | Frontier Airlines
        SAT 21:32
        2h 47m
        Nonstop
        LAS 22:19
        San Antonio - Las Vegas | Mon, Aug 10 | Frontier Airlines
        US$154 US$170
        9% off
        9% off
        US$170 US$154
      • LAS 15:43
        2h 54m
        Nonstop
        SAT 20:37
        Las Vegas - San Antonio | Sat, Aug 8 | Frontier Airlines
        SAT 21:32
        2h 47m
        Nonstop
        LAS 22:19
        San Antonio - Las Vegas | Mon, Aug 10 | Frontier Airlines
        US$154
        9% off
        US$170 US$154
      • LAS 16:36
        2h 53m
        Nonstop
        SAT 21:29
        Las Vegas - San Antonio | Mon, Aug 31 | Frontier Airlines
        SAT 22:24
        2h 49m
        Nonstop
        LAS 23:13
        San Antonio - Las Vegas | Mon, Sep 7 | Frontier Airlines
        US$154
        9% off
        US$170 US$154
      • LAS 16:36
        2h 53m
        Nonstop
        SAT 21:29
        Las Vegas - San Antonio | Sat, Aug 29 | Frontier Airlines
        SAT 22:24
        2h 49m
        Nonstop
        LAS 23:13
        San Antonio - Las Vegas | Wed, Sep 2 | Frontier Airlines
        US$157
        8% off
        US$170 US$157
      • LAS 16:36
        2h 53m
        Nonstop
        SAT 21:29
        Las Vegas - San Antonio | Wed, Aug 19 | Frontier Airlines
        SAT 22:24
        2h 49m
        Nonstop
        LAS 23:13
        San Antonio - Las Vegas | Mon, Aug 24 | Frontier Airlines
        US$158
        7% off
        US$170 US$158
      • LAS 15:43
        2h 54m
        Nonstop
        SAT 20:37
        Las Vegas - San Antonio | Sat, Aug 15 | Frontier Airlines
        SAT 21:32
        2h 47m
        Nonstop
        LAS 22:19
        San Antonio - Las Vegas | Mon, Aug 17 | Frontier Airlines
        US$158
        7% off
        US$170 US$158
      • LAS 15:43
        2h 54m
        Nonstop
        SAT 20:37
        Las Vegas - San Antonio | Tue, Aug 11 | Frontier Airlines
        SAT 21:32
        2h 47m
        Nonstop
        LAS 22:19
        San Antonio - Las Vegas | Thu, Aug 13 | Frontier Airlines
        US$158
        7% off
        US$170 US$158
      • LAS 15:43
        2h 54m
        Nonstop
        SAT 20:37
        Las Vegas - San Antonio | Tue, Aug 4 | Frontier Airlines
        SAT 21:32
        2h 47m
        Nonstop
        LAS 22:19
        San Antonio - Las Vegas | Sat, Aug 8 | Frontier Airlines
        US$158
        7% off
        US$170 US$158
      • LAS 13:00
        17h 25m
        1 stop
        SAT 14:00
        Las Vegas - San Antonio | Fri, Jul 24 | Normal Airline
        SAT 15:00
        6h
        Nonstop
        LAS 16:00
        San Antonio - Las Vegas | Sun, Jul 26 | Normal Airline
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      • Cheapest nonstop
        LAS 14:49
        2h 53m
        Nonstop
        SAT 19:42
        Las Vegas - San Antonio | Mon, Sep 14 | Frontier Airlines
        US$77 US$257
        70% off
        70% off
        US$257 US$77
      • LAS 16:36
        2h 53m
        Nonstop
        SAT 21:29
        Las Vegas - San Antonio | Sat, Aug 22 | Frontier Airlines
        US$79 US$257
        69% off
        69% off
        US$257 US$79
      • LAS 15:43
        2h 54m
        Nonstop
        SAT 20:37
        Las Vegas - San Antonio | Sat, Aug 8 | Frontier Airlines
        US$79 US$257
        69% off
        69% off
        US$257 US$79
      • LAS 15:43
        2h 54m
        Nonstop
        SAT 20:37
        Las Vegas - San Antonio | Thu, Aug 13 | Frontier Airlines
        US$79
        69% off
        US$257 US$79
      • LAS 16:36
        2h 53m
        Nonstop
        SAT 21:29
        Las Vegas - San Antonio | Mon, Aug 31 | Frontier Airlines
        US$79
        69% off
        US$257 US$79
      • LAS 16:36
        2h 53m
        Nonstop
        SAT 21:29
        Las Vegas - San Antonio | Mon, Aug 24 | Frontier Airlines
        US$82
        68% off
        US$257 US$82
      • LAS 15:43
        2h 54m
        Nonstop
        SAT 20:37
        Las Vegas - San Antonio | Mon, Aug 10 | Frontier Airlines
        US$105
        59% off
        US$257 US$105
      • LAS 16:36
        2h 53m
        Nonstop
        SAT 21:29
        Las Vegas - San Antonio | Wed, Aug 26 | Frontier Airlines
        US$115
        55% off
        US$257 US$115
      • LAS 15:43
        2h 54m
        Nonstop
        SAT 20:37
        Las Vegas - San Antonio | Fri, Aug 7 | Frontier Airlines
        US$137
        47% off
        US$257 US$137
      • LAS 15:20
        2h 54m
        Nonstop
        SAT 20:14
        Las Vegas - San Antonio | Thu, Jul 23 | Frontier Airlines
        US$239
        7% off
        US$257 US$239
      • LAS 13:00
        17h 25m
        1 stop
        SAT 14:00
        Las Vegas - San Antonio | Fri, Jul 24 | Normal Airline
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Cheapest airlines flights from Las Vegas to San Antonio

You can choose from 1 airlines that fly from Las Vegas to San Antonio, including Frontier Airlines, Frontier Airlines has lowest fares on this route.
Frontier Airlines logo Frontier Airlines
Airlines are determined based on actual purchased flight tickets from Las Vegas to San Antonio according to previous 12 months data from Trip.com.

Las Vegas to San Antonio Flight Details

The distance between Las Vegas and San Antonio is about 1,719.11 km. The average flying time from Las Vegas to San Antonio is around 2 hours 53 minutes. Based on Trip.com's latest data, travel demand is highest in July. The off-season for travel is November.

Cheapest one-way flight price US$77
Cheapest return ticket price US$109
Cheapest month November
Peak season for travel July
Flight distance 1,719.11 km
Average flight time 2 hours 53 minutes
Popular airline Frontier Airlines
Flight statistics for the Las Vegas–San Antonio route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com Price Insights on Flights from Las Vegas to San Antonio

Which month has the cheapest one-way flights from Las Vegas to San Antonio?

Average monthly one-way flight prices from Las Vegas to San Antonio, based on bookings made by Trip.com users over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from Las Vegas to San Antonio is July, with an average price of US$88; while the month with the highest flight price is usually June, with an average price of up to US$377.

US$377
US$233
US$88
0
  • US$88
    Jul
  • US$217
    Aug
  • US$147
    Sep
  • US$99
    Oct
  • US$220
    Nov
  • US$138
    Dec
  • US$151
    Jan
  • US$149
    Feb
  • US$227
    Mar
  • US$257
    Apr
  • US$218
    May
  • US$377
    Jun

Frequently Asked Questions

  • What are the cheapest flights from Las Vegas to San Antonio (LAS-SAT)?

    Based on Trip.com data, Frontier Airlines offers one-way fares as low as US$77 on Cheapest nonstop routes (e.g. LAS to SAT on Mon, Sep 14), while Frontier Airlines offers Cheapest nonstop round-trips from US$109 departing on Thu, Aug 20 and returning on Tue, Aug 25.
  • At the moment, you can catch a nonstop flight from Las Vegas to San Antonio with the following airlines, including: Frontier Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 2 hours 53 minutes to fly from Las Vegas to San Antonio.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Las Vegas to San Antonio is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 33 flight per week flying from Las Vegas to San Antonio. You can check the weekly schedule for popular airlines on this route below: Frontier Airlines: S/M/T/W/T/F/S -- F93418 (16:35)
  • To find best deals on flights from Las Vegas to San Antonio, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Mon, Sep 14, with one-way flights priced at just US$77.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Frontier Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for San Antonio travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Las Vegas to San Antonio is November, when demand for travel is lower.
  • After crunching the numbers on our July flight calendar, it's currently cheapest to fly from Las Vegas to San Antonio on July 26, 2026 with Frontier Airlines, with prices starting at US$230.
  • You can land at any one of the following hubs in San Antonio, with Harry Reid International Airport to San Antonio International Airport (LAS-SAT) is by far the most common option on this route: San Antonio International Airport (SAT) Kelly Field Annex/Lackland Air Force Base (SKF).
  • The time difference between San Antonio and Las Vegas is 2h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Trip.com Airline Insights on Flights from Las Vegas to San Antonio

Which airline offers the cheapest direct flights from Las Vegas to San Antonio?

Data is based on the average price of all nonstop flights from Las Vegas to San Antonio on Trip.com over the past 12 months.

Based on Trip.com’s data from the past 12 months, Spirit Airlines provides the lowest-priced direct flights from Las Vegas to San Antonio, with fares starting at US$142.

US$30
US$142
US$255
US$368
US$480
Spirit Airlines
US$142
Spirit Airlines
Frontier Airlines
US$178
Frontier Airlines
Delta Air Lines
US$224
Delta Air Lines
American Airlines
US$278
American Airlines
United Airlines
US$480
United Airlines

Which airline operates the most flights from Las Vegas to San Antonio?

Total flights from Las Vegas to San Antonio across all airlines. (Based on Trip.com data from the past month)

Based on Trip.com’s data from the past month, Frontier Airlines operates the most frequent flights from Las Vegas to San Antonio, with 8 flights per week.

0
1
5
8
Frontier Airlines
8
Frontier Airlines
Volaris
1
Volaris

How many flights fly from Las Vegas to San Antonio daily?

The data is based on the flight numbers for each day of the week from Las Vegas to San Antonio within the Trip.com database over the past month.

Based on the past month's historical data from Trip.com, the number of flights from Las Vegas to San Antonio is the highest on Wednesday/Friday and the lowest on Monday.

25
23
20
18
Highest
20
Mon
24
Tue
25
Wed
21
Thu
25
Fri
21
Sat
24
Sun

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Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.