Direct (nonstop) flights from Ontario to Dallas
2 airlines fly nonstop from Ontario International Airport (ONT) to Dallas Fort Worth International (DFW). It's 1,188 miles (1,912 km), about 3h 1m in the air. Operated by American Airlines, Frontier Airlines.
American Airlines
Frontier Airlines
Route data last updated: May 31, 2026
Airlines with non-stop flights
AA
American Airlines
F9
Frontier Airlines
Alternative Routes
Other ways to fly from Ontario to Dallas with one stop · direct emits 201 kg CO₂ per passenger
Looking for the return flight?
DFW → ONT: Flights from Dallas to OntarioOther direct flights from Ontario
Direct flights from Dallas (DFW)
Frequently Asked Questions
How long is the direct flight from Ontario to Dallas?
A nonstop flight from Ontario (ONT) to Dallas (DFW) takes approximately 3 hours and 1 minutes. The distance is 1,188 miles (1,912 km).
Which airlines fly nonstop from Ontario to Dallas?
2 airlines: American Airlines, Frontier Airlines.
Is there a nonstop flight from Ontario to Dallas?
Yes. 2 airlines: American Airlines, Frontier Airlines.
How far is Ontario from Dallas?
The flight distance from Ontario to Dallas is 1,188 miles (1,912 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as New York to Miami.
What type of aircraft flies from Ontario to Dallas?
At 3h 1m, this route typically uses narrow-body or mid-range jets — Boeing 737 MAX or Airbus A320neo. Varies by airline.
What is the carbon footprint of a flight from Ontario to Dallas?
Roughly 201 kg CO2 per passenger one-way. That's about the same as driving 1,005 km.
Is the return flight from Dallas to Ontario also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Ontario to Dallas?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Ontario International Airport for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.