Direct (nonstop) flights from Cincinnati to Houston
1 airline flys nonstop from Cincinnati Northern Kentucky International (CVG) to George Bush Intcntl Houston (IAH). It's 872 miles (1,403 km), about 2h 45m in the air. Operated by United Airlines.
United Airlines
Route data last updated: May 27, 2026
Airlines with non-stop flights
UA
United Airlines
Alternative Routes
Other ways to fly from Cincinnati to Houston with one stop · direct emits 161 kg CO₂ per passenger
Looking for the return flight?
IAH → CVG: Flights from Houston to CincinnatiOther direct flights from Cincinnati
Direct flights from Houston (IAH)
Frequently Asked Questions
How long is the direct flight from Cincinnati to Houston?
A nonstop flight from Cincinnati (CVG) to Houston (IAH) takes approximately 2 hours and 45 minutes. The distance is 872 miles (1,403 km).
Which airlines fly nonstop from Cincinnati to Houston?
Just United Airlines.
Is there a nonstop flight from Cincinnati to Houston?
Yes. 1 airline: United Airlines.
How far is Cincinnati from Houston?
The flight distance from Cincinnati to Houston is 872 miles (1,403 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as London to Madrid.
What type of aircraft flies from Cincinnati to Houston?
At 2h 45m, 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 Cincinnati to Houston?
Roughly 161 kg CO2 per passenger one-way. That's about the same as driving 805 km.
Is the return flight from Houston to Cincinnati 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 Cincinnati to Houston?
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 Cincinnati Northern Kentucky International for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.