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Dallas-Fort Worth to Ontario, California — $140 USD roundtrip incl. all taxes & fees

$140 USD roundtrip from Dallas-Fort Worth (DFW) to Ontario, California (ONT) on Frontier Airlines, 1 stop each way.

That's 50% below the typical best price for this route (about $282 USD: the median of the cheapest fare in each of the 5 months we track), a saving of about $142 USD.

Dates found at this price

• Depart Mon Feb 8, 2027, return Tue Feb 16, 2027

How to book

1. Open the fare on Aviasales (affiliate link) and pick the same dates.
2. Check the final price at checkout before you pay; it is the one that counts.

Price found at Nov 9, 2026 at 8:35 PM ET from Aviasales fare data (last seen by travellers searching on Nov 7); price for 1 adult, economy, and may change or sell out at any time.

Fares shown include all mandatory taxes and fees (U.S. DOT full-fare rule). Prices and availability can change at any time; the price at checkout is the one that counts.

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