Direct (nonstop) flights from Chattanooga to Houston
1 airline flys nonstop from Lovell Fld (CHA) to George Bush Intcntl Houston (IAH). It's 686 miles (1,104 km), about 2h 23m 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 Chattanooga to Houston with one stop · direct emits 127 kg CO₂ per passenger
Looking for the return flight?
IAH → CHA: Flights from Houston to ChattanoogaOther direct flights from Chattanooga
Direct flights from Houston (IAH)
Frequently Asked Questions
How long is the direct flight from Chattanooga to Houston?
A nonstop flight from Chattanooga (CHA) to Houston (IAH) takes approximately 2 hours and 23 minutes. The distance is 686 miles (1,104 km).
Which airlines fly nonstop from Chattanooga to Houston?
Just United Airlines.
Is there a nonstop flight from Chattanooga to Houston?
Yes. 1 airline: United Airlines.
How far is Chattanooga from Houston?
The flight distance from Chattanooga to Houston is 686 miles (1,104 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as the length of Italy.
What type of aircraft flies from Chattanooga to Houston?
At 2h 23m, 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 Chattanooga to Houston?
Roughly 127 kg CO2 per passenger one-way. That's about the same as driving 635 km.
Is the return flight from Houston to Chattanooga 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 Chattanooga 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 Lovell Fld for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.