air-routes.com

2026.09.06 (9738fd5)

      1 result

      1 direct flight
      STL → SEA
      • Alaska Airlines (Mon 06:02/16:46 · Tue 14:50/16:46 · Wed 06:00/06:02 · Thu 06:00/06:02 · Fri 06:00/06:02 · Sat 06:00/06:02 · Sun 06:00/06:02); Southwest Airlines (Mon 11:40 · Tue 12:10 · Wed 12:10 · Thu 11:40 · Fri 11:40 · Sat 12:05 · Sun 12:00) — nonstop, 4h 20m

      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