Boston to Zürich, Switzerland from $431 September 19, 2026 by aifly Boston → Zürich · SAS · from $431
Zürich to Chicago, USA from CHF 301 September 19, 2026 by aifly Zürich → Chicago · SAS · from CHF 301
Helsinki to Boston, USA from €297 September 19, 2026September 19, 2026 by aifly Helsinki → Boston · SAS · from €297
Zürich to Boston, USA from CHF 301 September 19, 2026September 19, 2026 by aifly Zürich → Boston · SAS · from CHF 301
Brussels to Boston, USA from €296 September 19, 2026September 19, 2026 by aifly Brussels → Boston · SAS · from €296
Madrid to Boston, USA from €378 September 19, 2026September 19, 2026 by aifly Madrid → Boston · Iberia · from €378
Gothenburg to Toronto, Canada from €248 September 19, 2026September 19, 2026 by aifly Gothenburg → Toronto · SAS · from €248
Dublin to Boston, USA from €379 September 19, 2026September 19, 2026 by aifly Dublin → Boston · Aer Lingus · from €379
Stockholm to New York, USA from €247 September 19, 2026 by aifly Stockholm → New York · SAS · from €247
Geneva to Chicago, USA from CHF 306 September 19, 2026September 19, 2026 by aifly Geneva → Chicago · SAS · from CHF 306
Brussels to Singapore from €571 September 20, 2026September 19, 2026 by aifly Brussels → Singapore · Singapore Airlines · from €571
Washington to Copenhagen, Denmark from $341 September 19, 2026September 19, 2026 by aifly Washington, D.C. → Copenhagen · SAS · from $341
Chicago to Brussels, Belgium from $339 September 19, 2026September 19, 2026 by aifly Chicago → Brussels · SAS · from $339
