air-routes.com

2026.09.07 (63e2638)

      7 results

      No direct — 7 connections
      SEA → LTN
      • via Reykjavík (KEF) — 10h 10m total
      • via Dublin (DUB) — 10h 33m total
      • via Amsterdam (AMS) — 11h 13m total
      • via Paris (CDG) — 11h 19m total
      • via Copenhagen (CPH) — 11h 48m total
      • via Munich (MUC) — 12h 38m total
      • via Barcelona (BCN) — 13h 25m 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