Cheap flights from Houston to Greenville
836 mi · 45m average nonstop
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Quick answer: Houston to Greenville at a glance
Cheap flights from Houston (IAH) to Greenville (GSP) cover 836 miles (1,345 km) in about 45m nonstop, with 1 airline flying direct — a medium-haul domestic route. Search Kayak for today's cheapest live fare. Route difficulty 3/10.
Summary computed from real OpenFlights coordinates — not an estimate. Prices update live on Kayak.
Flying from Houston to Greenville covers 836 miles (1,345 km) in approximately 0 hour 45 minutes. 1 airline offers direct flights on this medium-haul domestic route. This is a medium-haul domestic route typically served by direct flights.
Nonstop distance 836 miles. Direct carriers include UA.
We don't track historical prices for this route yet. Search live fares on Kayak for today's best price across 100+ airlines and booking sites.
Airlines on this route
1 airlines fly Houston → Greenville. All are direct routes.
| Airline | Route type |
|---|---|
| UA | Direct |
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Houston to Greenville — quick answers
How far is Houston from Greenville by plane?
The nonstop flight distance from Houston (IAH) to Greenville (GSP) is 836 miles (1,345 km), calculated as a great-circle line from published OpenFlights airport coordinates. Actual flown distance is slightly longer due to airways and winds.
How long is the flight from Houston to Greenville?
The average nonstop flight time from IAH to GSP is 45 minutes. Gate-to-gate time is usually 20–35 minutes longer; connecting itineraries add 1–4 hours depending on the layover.
Which airlines fly from Houston to Greenville?
1 airlines serve this route nonstop: UA. Schedules and amenities differ by carrier — compare live frequencies and fare classes on Kayak before you book.