Direct flights from Austin to Ontario AUS → ONT

Southwest Airlines operates nonstop flights from Austin (AUS) to Ontario (ONT). The nonstop flight takes around ~2h 24m, covering 1,195 miles (1,923 km). Updated 29 June 2026.

📬 Cheap nonstop deals from Austin

We'll email you when a fare from AUS drops well below normal. Free, weekly, no password needed.

Free · weekly digest · no password needed

Southwest Airlines WN

Departure Schedule next 7 days

More nonstops from Austin

AUS → DEN Denver 4 airlines AUS → LAS Las Vegas 4 airlines AUS → LAX Los Angeles 4 airlines AUS → ORD Chicago 4 airlines AUS → PHX Phoenix 4 airlines AUS → TYS Knoxville/Maryville 4 airlines AUS → ATL Atlanta 3 airlines AUS → BOS Boston 3 airlines

Frequently asked questions

Is there a direct flight from Austin to Ontario?

Yes, Southwest Airlines operates nonstop flights from Austin (AUS) to Ontario (ONT).

Which airlines fly direct from Austin to Ontario?

Southwest Airlines operates nonstop flights from Austin to Ontario.

How long is the flight from Austin to Ontario?

The nonstop flight from Austin to Ontario takes ~2h 24m (approximately 1923 km).

Explore More

AUS All direct flights from Austin 🗓 Find cheapest round-trip dates → ONT All direct flights from Ontario ONT → AUS Return: Ontario to Austin
Cheap direct deals from Austin — last one was $435 to New York