Direct flights from Ontario to Austin ONT → AUS
Southwest Airlines operates nonstop flights from Ontario (ONT) to Austin (AUS). The nonstop flight takes around ~2h 24m, covering 1,195 miles (1,923 km). Updated 28 June 2026.
ONT
→
AUS
Round trip
1 adult
Economy
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Frequently asked questions
Is there a direct flight from Ontario to Austin?
Yes, Southwest Airlines operates nonstop flights from Ontario (ONT) to Austin (AUS).
Which airlines fly direct from Ontario to Austin?
Southwest Airlines operates nonstop flights from Ontario to Austin.
How long is the flight from Ontario to Austin?
The nonstop flight from Ontario to Austin takes ~2h 24m (approximately 1923 km).