air-routes.com

2026.09.07 (58fefa6)

      5 results

      No direct — 5 connections
      OSL → STL
      • via Toronto (YYZ) — 9h 48m total
      • via Newark (EWR) — 10h 22m total
      • via London (LHR) — 10h 51m total
      • via Frankfurt am Main (FRA) — 11h 16m total
      • via Birmingham (BHM) — 11h 33m total

      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