Flights San Antonio → Las Vegas
SAT → LAS
How long is the flight from San Antonio to Las Vegas?
The flight from San Antonio (SAT) to Las Vegas (LAS) takes 2h 34m on average. That is the median time recorded across 1 scheduled flight on this leg; the actual time varies by a few minutes with wind, routing and take-off queues.
Route overview
The flight route from San Antonio to Las Vegas has a 79% on-time performance rate, with an average delay of 9 minutes when flights are not on time. Over the past year, this route has seen 459 total flights, connecting passengers from San Antonio International Airport, which opened in 1942, to one of the busiest airports in the United States by passenger traffic, serving over 52 million people annually.
Your rights on this US flight (DOT)
US flights have no statutory cash compensation for delays. Under the US DOT rules, if your flight is cancelled or significantly changed and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Amenities for controllable delays depend on each airline's contract of carriage.
US flight refund rules & checker →General information, not legal advice.
The San Antonio (SAT) → Las Vegas (LAS) route is operated by Southwest Airlines. Across 1208 flights monitored in recent months, 73% arrived on time (within 15 min of schedule), with an average delay of 15 minutes. The cancellation rate is 0.83%. FlightGuard's average computed risk is 23.3/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Las Vegas the average ATFM delay is 5.5 minutes (main cause: atfm). Departing from San Antonio the average ATFM delay is 5.5 minutes.
Heading to Las Vegas: what to expect in this direction
Flying from San Antonio (SAT) to Las Vegas (LAS) heads north-west for about 1,718 km, a flight time of roughly 2h 34m.
Departures from San Antonio on this leg cluster in the overnight window: about 35% of SAT-LAS flights take off then.
Air-traffic congestion: departing San Antonio the average ATFM delay is 5.5 min (atfm); arriving into Las Vegas it is 5.5 min (atfm).
Across 1,208 tracked SAT-LAS flights, 73% left on time with an average delay of 15 min and a 0.8% cancellation rate.
Route facts
Flights on this route
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| Southwest Airlines (WN) | 75% | 5 min | 0.3% |
Airlines operating SAT-LAS
Airports
Frequently asked questions about SAT-LAS
The flight from San Antonio (SAT) to Las Vegas (LAS) takes 2h 34m on average. That is the median time recorded across 1 scheduled flight on this leg; the actual time varies by a few minutes with wind, routing and take-off queues.
On the San Antonio (SAT) -> Las Vegas (LAS) route, on-time performance is 73% with an average delay of 15 minutes, based on 1208 tracked flights.
The cancellation rate on San Antonio-Las Vegas is 0.83% across 1208 monitored flights.
The route is operated by 1 airline: Southwest Airlines.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at Las Vegas, ATC delays, strikes, NOTAMs, fuel, airline punctuality and recent trends.
US flights have no statutory cash compensation for delays. Under US DOT rules, if the airline cancels or significantly changes your flight and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Meals or hotels for controllable delays depend on each airline's contract of carriage.
