{"found":"archive","route":{"route":"Boston to Zurich","origin":{"city":"Boston","code":"BOS","country":"US"},"destination":{"city":"Zurich","code":"ZRH","country":"CH"},"distanceKm":6019,"page":"https://flat.flights/routes/boston-to-zurich/","bookingLink":"https://flat.flights/go/boston-to-zurich/?d=2026-12-21&r=2026-12-27&src=api&c=claude","cheapest":{"priceEur":3988,"priceUsd":4408,"depart":"2026-12-21","return":"2026-12-27","stops":1,"seenOn":"2026-11-14"},"fares":[{"priceEur":3988,"depart":"2026-12-21","return":"2026-12-27","stops":1,"seenOn":"2026-11-14"}],"months":{"2026-12":3988},"later":null,"verdict":{"text":"€3,988 is 80% above the typical round-trip business class fare for routes of 5,000–7,000 km (median €2,218 across the 399 such routes we track).","basis":"distance","referenceEur":2218,"vsReferencePct":80},"cheapestMonth":{"month":"2026-12","priceEur":3988},"nonstop":null,"oneWay":null,"firstClass":null,"nonstopFlights":{"checked":"2026-11-14","groups":[{"from":"BOS","to":"ZRH","flights":[{"airline":"LX","name":"SWISS","flight":"9721"}],"lieFlat":true}]},"lieFlat":{"status":"unknown","basis":"The nonstop flights seen so far are sold by airlines we have no lie-flat data for, or without lie-flat seats; the flight sample is partial."},"daysTracked":1,"trackedSince":"2026-11-14","history":null,"bookingLink2Adults":"https://flat.flights/go/boston-to-zurich/?d=2026-12-21&r=2026-12-27&src=api&c=claude&a=2","firstClassLink":"https://flat.flights/go/boston-to-zurich/?cabin=first&d=2026-12-21&r=2026-12-27&src=api&c=claude","premiumEconomyLink":"https://flat.flights/go/boston-to-zurich/?cabin=premium&d=2026-12-21&r=2026-12-27&src=api&c=claude","bookingSearch":{"partner":"Aviasales","depart":"2026-12-21","return":"2026-12-27","adults":1},"tripEssentials":{"hotelsLink":"https://flat.flights/go/hotels/?city=zurich&d=2026-12-21&r=2026-12-27&src=api&c=claude","transferLink":"https://flat.flights/go/transfer/?city=zurich&src=api&c=claude","esimLink":"https://flat.flights/go/esim/?country=ch&city=zurich&src=api&c=claude"}},"fetchedAt":"2026-11-14T11:28:01.600Z","requested":null}