{"found":"archive","route":{"route":"Barcelona to Chicago","origin":{"city":"Barcelona","code":"BCN","country":"ES"},"destination":{"city":"Chicago","code":"CHI","country":"US"},"distanceKm":7081,"page":"https://flat.flights/routes/barcelona-es-to-chicago/","bookingLink":"https://flat.flights/go/barcelona-es-to-chicago/?d=2026-11-28&r=2026-12-03&src=api&c=claude","cheapest":{"priceEur":4690,"priceUsd":5183,"depart":"2026-11-28","return":"2026-12-03","stops":1,"seenOn":"2026-11-07"},"fares":[{"priceEur":4690,"depart":"2026-11-28","return":"2026-12-03","stops":1,"seenOn":"2026-11-07"}],"months":{"2026-11":4690},"later":null,"verdict":{"text":"€4,690 is 6% above this route's 11-day average of €4,413 (range €4,246–€4,690 since 2026-11-04).","basis":"history","referenceEur":4413,"vsReferencePct":6},"cheapestMonth":{"month":"2026-11","priceEur":4690},"nonstop":null,"oneWay":null,"firstClass":null,"nonstopFlights":{"checked":"2026-11-11","groups":[]},"lieFlat":{"status":"unknown","basis":"No nonstop flight showed up in the flight sample; on connecting itineraries the seat depends on the airlines used."},"daysTracked":11,"trackedSince":"2026-11-04","history":{"days":11,"since":"2026-11-04","averageEur":4413,"lowEur":4246,"highEur":4690},"bookingLink2Adults":"https://flat.flights/go/barcelona-es-to-chicago/?d=2026-11-28&r=2026-12-03&src=api&c=claude&a=2","firstClassLink":"https://flat.flights/go/barcelona-es-to-chicago/?cabin=first&d=2026-11-28&r=2026-12-03&src=api&c=claude","premiumEconomyLink":"https://flat.flights/go/barcelona-es-to-chicago/?cabin=premium&d=2026-11-28&r=2026-12-03&src=api&c=claude","bookingSearch":{"partner":"Aviasales","depart":"2026-11-28","return":"2026-12-03","adults":1},"tripEssentials":{"hotelsLink":"https://flat.flights/go/hotels/?city=chicago&d=2026-11-28&r=2026-12-03&src=api&c=claude","transferLink":"https://flat.flights/go/transfer/?city=chicago&src=api&c=claude","esimLink":"https://flat.flights/go/esim/?country=us&city=chicago&src=api&c=claude"}},"fetchedAt":"2026-11-14T11:28:01.600Z","requested":null}