Direct (nonstop) flights from Dallas to Ontario
2 airlines fly nonstop from Dallas Fort Worth International (DFW) to Ontario International Airport (ONT). It's 1,188 miles (1,912 km), about 3h 19m in the air. Operated by American Airlines, Frontier Airlines.
American Airlines
Frontier Airlines
Route data last updated: May 27, 2026
Airlines with non-stop flights
AA
American Airlines
F9
Frontier Airlines
Alternative Routes
Other ways to fly from Dallas to Ontario with one stop · direct emits 201 kg CO₂ per passenger
Looking for the return flight?
ONT → DFW: Flights from Ontario to DallasOther direct flights from Dallas
Direct flights from Ontario (ONT)
Frequently Asked Questions
How long is the direct flight from Dallas to Ontario?
A nonstop flight from Dallas (DFW) to Ontario (ONT) takes approximately 3 hours and 19 minutes. The distance is 1,188 miles (1,912 km).
Which airlines fly nonstop from Dallas to Ontario?
2 airlines: American Airlines, Frontier Airlines.
Is there a nonstop flight from Dallas to Ontario?
Yes. 2 airlines: American Airlines, Frontier Airlines.
How far is Dallas from Ontario?
The flight distance from Dallas to Ontario 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 Dallas to Ontario?
At 3h 19m, 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 Dallas to Ontario?
Roughly 201 kg CO2 per passenger one-way. That's about the same as driving 1,005 km.
Is the return flight from Ontario to Dallas 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 Dallas to Ontario?
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 Dallas Fort Worth International for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.