Southwest Airlines flights from COS to SAT
Find comprehensive Southwest Airlines flight information, schedules, and booking details for direct flights from COS to SAT. Southwest Airlines operates 0-1 flights daily flights on this route.• Flight Duration: 1h 55m - 2h 00m (average flight time)• Distance: 737 miles (1186 km) (air miles between airports)• Daily Flights: 0-1 flights (scheduled departures per day)
COS
SAT
FLIGHT TIME
1h 55m - 2h 00m
FLIGHT DISTANCE
737 miles (1186 km)
1h 55m - 1h 55m
16:05
16:05
737 miles (1186 km)
June
1 (Show)
5
Southwest Airlines Flight Schedule from COS to SAT
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
WN3594 |  Southwest Airlines | 16:05 | 19:00:00 | Boeing 737MAX 8 Passenger |
Southwest Airlines Monthly Flight Calendar
December 2025
Route Insights
Pricing patterns: June typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 16:00, offering more flight options and potentially better connections.
COS - SAT flight price statistics
$367
ApproximateThe numbers are average prices found based on user searches for direct flights between the airports. It's calculated from the cheapest prices found per month for a round-trip with 1 adult and can vary depending on the amount of data we have for this particular route.
$323
May$306
Jun$472
Nov$368
DecSouthwest Airlines Terminal Information
Terminal information for Southwest Airlines on this route is currently being updated. Please check back soon or contact the airports directly for terminal details.
Frequently Asked Questions about Southwest Airlines Flights
How many Southwest Airlines flights operate from COS to SAT?
Southwest Airlines operates 1 flight from COS to SAT.
What city does SAT airport serve?
SAT airport serves San Antonio.
How long is the Southwest Airlines flight from COS to SAT?
The flight duration is approximately 1h 55m - 2h 00m.
What is the distance from COS to SAT?
The distance is 737 miles (1186 km).
What aircraft does Southwest Airlines use on this route?
Southwest Airlines uses Boeing 737MAX 8 Passenger on this route.
What is the cheapest month to fly Southwest Airlines from COS to SAT?
June is typically the cheapest month to fly Southwest Airlines on this route.
What is the average price for a Southwest Airlines flight from COS to SAT?
The average price for a round-trip Southwest Airlines flight on this route is approximately $367. Prices can vary based on booking time and demand.
How many Southwest Airlines flights operate per week on this route?
Southwest Airlines operates approximately 5 flights per week from COS to SAT.