air-routes.com

2026.09.06 (9738fd5)

      1 result

      1 direct flight
      IAH → ONT
      • American Airlines (Tue); Frontier Airlines (Mon 06:00/16:21 · Tue 06:00/16:21 · Wed 06:00/16:21 · Thu 06:00/16:21 · Fri 06:00/16:21 · Sat 06:45/16:21 · Sun 06:00/16:21); United Airlines (Mon 20:22/20:31 · Tue 20:22/20:31 · Wed 20:22/20:31 · Thu 20:22/20:31 · Fri 20:22/20:31 · Sat 20:22/20:31 · Sun 20:22/20:31) — nonstop, 2h 49m

      How it works — direct flights first; otherwise connections ordered preferring fewer stops (times shown are flying time only), up to seven.
      Data refreshed daily · API docs · /api/connections?from=OTP&to=BCN