Houston (IAH) to El Paso (ELP): 666 miles (1,072 km) great-circle, about 1h 50m nonstop by our estimate. Cheapest fare observed: $421 round-trip on American Airlines, with 1 stop, departing May 3, 2026.
$421 round-trip, American Airlines AA2157, departing 2026-05-03 at 19:59, returning 2026-05-04. The recorded itinerary left on a Sunday, returning on a Monday 1 night later; the fare was observed 8 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $421, it ranked 19th of the 30 round-trip fares we recorded from IAH (median $247). That is 63.2 cents per great-circle mile (round-trip price over one-way distance), above the IAH median of 17.9 cents across 30 round-trip routes.
Routes from IAH of similar length: Nashville (657 mi) at $213 and Atlanta (688 mi) at $119.
IAH to ELP is the only one of 30 IAH routes where American Airlines priced cheapest. It is the 28th longest of the 30 routes we track from IAH.
Of 2 departure airports with a fare to El Paso, Houston (IAH) ranked 1st at $421. Lowest: $421 from Houston (IAH); highest: $467 from Seattle (SEA); 0 nonstop. Cheapest-fare airlines (routes): American Airlines (1) and Frontier (1).
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/Chicago, America/Denver; flight time is our estimate.