Ontario (ONT) → Houston (HOU)

📬 Email me when fares drop

We'll check every combination in your window daily and email you the cheapest match. No account needed.

Set free alert →
✈ ~2h 42m 2,160 km ONT on-time 77.8% HOU on-time 80.3%

✈ Not set on HOU? Compare destinations

Find Deals (Pro) scans nonstop fares from ONT to up to 8 destinations under one price cap — and emails you when a fare drops below it.

See Pro →
Southwest Airlines WN

Departure Schedule next 7 days

More nonstops from Ontario

ONT → DEN Denver 3 airlines ONT → SEA Seattle 3 airlines ONT → DFW Dallas-Fort Worth 2 airlines ONT → HNL Honolulu, Oahu 2 airlines ONT → IAH Houston 2 airlines ONT → LAS Las Vegas 2 airlines ONT → PHX Phoenix 2 airlines ONT → SFO San Francisco 2 airlines

Explore More

ONT All direct flights from Ontario 🗓 Find cheapest round-trip dates → HOU All direct flights from Houston HOU → ONT Return: Houston to Ontario