Chattanooga (CHA) to Houston (IAH)
Flight time
≈ 2h 10m
Bearing
242° SW
Chattanooga (CHA) to Houston (IAH) is 686 miles (1,103 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies CHA–IAH
US DOT T-100 · filed dataIn April 2026, SkyWest Airlines was the only carrier flying nonstop CHA–IAH; the Bombardier CRJ-200 was the most common aircraft at 98% of departures; flights ran 75% full.
Departures
120
April 2026
Seats
6,040
both directions
Passengers
4,554
both directions
Load factor
75.4%
passengers ÷ seats
Who flies CHA–IAH?
SkyWest Airlines was the only carrier to fly nonstop CHA–IAH in April 2026 (120 departures).
- OO
SkyWest Airlines
120 departures · 6,040 seats
Share of departures100.0%75.4%
Load
What plane flies CHA–IAH?
In April 2026, the Bombardier CRJ-200 flew 98% of CHA–IAH departures — more than any other aircraft type.
- Bombardier CRJ-200
118 departures · 76.0% load
98.3% - Embraer E175
2 departures · 51.4% load
1.7%
How has CHA–IAH traffic changed?
Nonstop CHA–IAH departures rose from 7 in March 2026 to 120 in April 2026.
Monthly nonstop CHA–IAH traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
March 2026
7 departures · 185 passengers
52.9%
Load
April 2026
120 departures · 4,554 passengers
75.4%
Load
By direction
The DOT files each direction separately — they rarely match.
CHA → IAH
72.7% full
60 departures · 2,196 passengers
IAH → CHA
78.1% full
60 departures · 2,358 passengers
Nonstop CHA–IAH traffic has been filed with the US DOT since 2026.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through April 2026; filings from 2026. Public domain (US Government work). The DOT publishes roughly three months in arrears.
The airports
Chattanooga
US
Chattanooga Metropolitan Airport (Lovell Field)
Coordinates
35.04°N, 85.20°W
Hemisphere
N · W
Frequently asked
How far is Chattanooga (CHA) from Houston (IAH)?
CHA to IAH is 686 miles (1,103 km / 596 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from CHA to IAH?
A nonstop covers the 686-mile great-circle distance in roughly 2h 10m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies CHA–IAH?
In April 2026, the Bombardier CRJ-200 flew the largest share of departures (98.3%), followed by the Embraer E175 (1.7%).
What mileage do I earn flying CHA–IAH?
Distance-based programs credit off the 686-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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