Ontario Airport (ONT) Flights to Houston Airport (IAH)
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Flight Price FAQ - Ontario (ONT) to Houston (IAH)
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Frontier Airlines
What is the cheapest direct flight one way from Ontario ONT to Houston IAH?
The cheapest direct flight one way from Ontario ONT to Houston IAH is £29.38 ($40 €33.85)
DIRECT
Frontier Airlines
What is the cheapest direct return flight from Ontario ONT to Houston IAH?
The cheapest direct return flight from Ontario ONT to Houston IAH is £75.65 ($103 €87.16)
Important Note: Prices shown are taken from searches performed for flights operating during the current month. Please use the "Latest Price" buttons to get the most up to date airfares.
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