Direct (nonstop) flights from Saint Louis to Dallas
1 airline flys nonstop from Saint Louis Airport (STL) to Dallas Love Fld (DAL). It's 545 miles (877 km), about 1h 50m in the air. Operated by Southwest Airlines.
Southwest Airlines
Route data last updated: May 27, 2026
Airlines with non-stop flights
WN
Southwest Airlines
Alternative Routes
Other ways to fly from Saint Louis to Dallas with one stop · direct emits 101 kg CO₂ per passenger
Looking for the return flight?
DAL → STL: Flights from Dallas to Saint LouisOther direct flights from Saint Louis
Direct flights from Dallas (DAL)
Frequently Asked Questions
How long is the direct flight from Saint Louis to Dallas?
A nonstop flight from Saint Louis (STL) to Dallas (DAL) takes approximately 1 hours and 50 minutes. The distance is 545 miles (877 km).
Which airlines fly nonstop from Saint Louis to Dallas?
Just Southwest Airlines.
Is there a nonstop flight from Saint Louis to Dallas?
Yes. 1 airline: Southwest Airlines.
How far is Saint Louis from Dallas?
The flight distance from Saint Louis to Dallas is 545 miles (877 km), measured as the great-circle (shortest air) distance.
What type of aircraft flies from Saint Louis to Dallas?
At 1h 50m, this route typically uses narrow-body aircraft — Boeing 737 or Airbus A320. Varies by airline.
What is the carbon footprint of a flight from Saint Louis to Dallas?
Roughly 101 kg CO2 per passenger one-way. That's about the same as driving 505 km.
Is the return flight from Dallas to Saint Louis also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Saint Louis to Dallas?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Saint Louis Airport for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.