Southwest Airlines flights from STL to JAX
Find comprehensive Southwest Airlines flight information, schedules, and booking details for direct flights from STL to JAX. Southwest Airlines operates 1-3 flights daily flights on this route.• Flight Duration: 1h 55m - 2h 00m (average flight time)• Distance: 757 miles (1218 km) (air miles between airports)• Daily Flights: 1-3 flights (scheduled departures per day)
STL
JAX
FLIGHT TIME
1h 55m - 2h 00m
FLIGHT DISTANCE
757 miles (1218 km)
1h 55m - 2h 0m
07:50
21:00
757 miles (1218 km)
July
1 (Show)
13
Southwest Airlines Flight Schedule from STL to JAX
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
WN3826 |  Southwest Airlines | 07:50 | 10:50:00 | Boeing 737-800 (winglets) Passenger/BBJ2 |
WN2683 | Southwest Airlines | 21:00 | 23:55:00 | Boeing 737MAX 8 Passenger |
Southwest Airlines Monthly Flight Calendar
December 2025
Route Insights
Duration variability: Flight duration on this route can vary based on aircraft type, wind conditions, and airline scheduling. Average duration is 1h 55m - 2h 00m.
Pricing patterns: July typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 7:00, 21:00, offering more flight options and potentially better connections.
STL - JAX flight price statistics
$564
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.
$1180
Jan$505
Feb$381
Mar$617
Apr$679
May$427
Jun$319
Jul$363
Aug$901
Sep$354
Oct$609
Nov$429
DecSouthwest Airlines Terminal Information
Departure Terminal at STL:
• Terminal : Southwest Airlines operates from this terminal
Frequently Asked Questions about Southwest Airlines Flights
How many Southwest Airlines flights operate from STL to JAX?
Southwest Airlines operates 2 flights from STL to JAX.
What city does JAX airport serve?
JAX airport serves Jacksonville.
How long is the Southwest Airlines flight from STL to JAX?
The flight duration is approximately 1h 55m - 2h 00m.
What is the distance from STL to JAX?
The distance is 757 miles (1218 km).
What aircraft does Southwest Airlines use on this route?
Southwest Airlines uses Boeing 737-800 (winglets) Passenger/BBJ2, Boeing 737MAX 8 Passenger on this route.
What are the earliest and latest Southwest Airlines flight departure times?
The earliest Southwest Airlines flight departs at 07:50 and the latest departs at 21:00.
What is the cheapest month to fly Southwest Airlines from STL to JAX?
July is typically the cheapest month to fly Southwest Airlines on this route.
What is the average price for a Southwest Airlines flight from STL to JAX?
The average price for a round-trip Southwest Airlines flight on this route is approximately $564. Prices can vary based on booking time and demand.
How many Southwest Airlines flights operate per week on this route?
Southwest Airlines operates approximately 13 flights per week from STL to JAX.