{"city":"Chicago","page":"https://flat.flights/to/chicago/","fetchedAt":"2026-11-14T11:28:01.600Z","routes":[{"route":"Warsaw to Chicago","origin":{"city":"Warsaw","code":"WAW","country":"PL"},"destination":{"city":"Chicago","code":"CHI","country":"US"},"distanceKm":7511,"page":"https://flat.flights/routes/warsaw-to-chicago/","bookingLink":"https://flat.flights/go/warsaw-to-chicago/?d=2026-12-23&r=2026-12-30&src=api&c=claude","cheapest":{"priceEur":2526,"priceUsd":2792,"depart":"2026-12-23","return":"2026-12-30","stops":2,"seenOn":"2026-11-12"},"fares":[{"priceEur":2526,"depart":"2026-12-23","return":"2026-12-30","stops":2,"seenOn":"2026-11-12"}],"months":{"2026-12":2526,"2027-09":2447},"later":{"priceEur":2447,"depart":"2027-09-13","return":"2027-09-18","stops":2,"seenOn":"2026-11-11"},"verdict":{"text":"€2,526 is 17% below this route's 18-day average of €3,058 (range €2,517–€3,524 since 2026-10-27).","basis":"history","referenceEur":3058,"vsReferencePct":-17},"cheapestMonth":{"month":"2026-12","priceEur":2526},"nonstop":null,"oneWay":null,"firstClass":null,"nonstopFlights":{"checked":"2026-11-12","groups":[{"from":"WAW","to":"ORD","flights":[{"airline":"LO","name":"LOT Polish","flight":"3"}],"lieFlat":true},{"from":"WAW","to":"ORD","flights":[{"airline":"LO","name":"LOT Polish","flight":"1003"}],"lieFlat":true}]},"lieFlat":{"status":"likely","basis":"Nonstop flights seen include ones sold only by airlines whose long-haul business class has lie-flat seats (LOT Polish); connecting itineraries depend on the airlines used."},"daysTracked":18,"trackedSince":"2026-10-27","history":{"days":18,"since":"2026-10-27","averageEur":3058,"lowEur":2517,"highEur":3524},"bookingLink2Adults":"https://flat.flights/go/warsaw-to-chicago/?d=2026-12-23&r=2026-12-30&src=api&c=claude&a=2","firstClassLink":"https://flat.flights/go/warsaw-to-chicago/?cabin=first&d=2026-12-23&r=2026-12-30&src=api&c=claude","premiumEconomyLink":"https://flat.flights/go/warsaw-to-chicago/?cabin=premium&d=2026-12-23&r=2026-12-30&src=api&c=claude","bookingSearch":{"partner":"Aviasales","depart":"2026-12-23","return":"2026-12-30","adults":1},"tripEssentials":{"hotelsLink":"https://flat.flights/go/hotels/?city=chicago&d=2026-12-23&r=2026-12-30&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"}},{"route":"Zurich to Chicago","origin":{"city":"Zurich","code":"ZRH","country":"CH"},"destination":{"city":"Chicago","code":"CHI","country":"US"},"distanceKm":7127,"page":"https://flat.flights/routes/zurich-to-chicago/","bookingLink":"https://flat.flights/go/zurich-to-chicago/?d=2027-03-29&r=2027-04-13&src=api&c=claude","cheapest":{"priceEur":2779,"priceUsd":3071,"depart":"2027-03-29","return":"2027-04-13","stops":2,"seenOn":"2026-11-11"},"fares":[{"priceEur":2779,"depart":"2027-03-29","return":"2027-04-13","stops":2,"seenOn":"2026-11-11"}],"months":{"2027-03":2779},"later":null,"verdict":{"text":"€2,779 is in line with the typical round-trip business class fare for routes of 7,000–9,000 km (median €2,861 across the 442 such routes we track).","basis":"distance","referenceEur":2861,"vsReferencePct":-3},"cheapestMonth":{"month":"2027-03","priceEur":2779},"nonstop":null,"oneWay":null,"firstClass":null,"nonstopFlights":{"checked":"2026-11-12","groups":[{"from":"ZRH","to":"ORD","flights":[{"airline":"LX","name":"SWISS","flight":"8"}],"lieFlat":true}]},"lieFlat":{"status":"likely","basis":"Nonstop flights seen include ones sold only by airlines whose long-haul business class has lie-flat seats (SWISS); connecting itineraries depend on the airlines used."},"daysTracked":4,"trackedSince":"2026-10-25","history":null,"bookingLink2Adults":"https://flat.flights/go/zurich-to-chicago/?d=2027-03-29&r=2027-04-13&src=api&c=claude&a=2","firstClassLink":"https://flat.flights/go/zurich-to-chicago/?cabin=first&d=2027-03-29&r=2027-04-13&src=api&c=claude","premiumEconomyLink":"https://flat.flights/go/zurich-to-chicago/?cabin=premium&d=2027-03-29&r=2027-04-13&src=api&c=claude","bookingSearch":{"partner":"Aviasales","depart":"2027-03-29","return":"2027-04-13","adults":1},"tripEssentials":{"hotelsLink":"https://flat.flights/go/hotels/?city=chicago&d=2027-03-29&r=2027-04-13&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"}},{"route":"Istanbul to Chicago","origin":{"city":"Istanbul","code":"IST","country":"TR"},"destination":{"city":"Chicago","code":"CHI","country":"US"},"distanceKm":8813,"page":"https://flat.flights/routes/istanbul-to-chicago/","bookingLink":"https://flat.flights/go/istanbul-to-chicago/?d=2026-11-30&r=2026-12-07&src=api&c=claude","cheapest":{"priceEur":3231,"priceUsd":3571,"depart":"2026-11-30","return":"2026-12-07","stops":2,"seenOn":"2026-11-12"},"fares":[{"priceEur":3231,"depart":"2026-11-30","return":"2026-12-07","stops":2,"seenOn":"2026-11-12"},{"priceEur":3579,"depart":"2027-01-10","return":"2027-01-14","stops":0,"seenOn":"2026-11-12"}],"months":{"2026-11":3231,"2027-01":3579},"later":null,"verdict":{"text":"€3,231 is 8% above this route's 17-day average of €2,982 (range €2,259–€3,902 since 2026-10-27).","basis":"history","referenceEur":2982,"vsReferencePct":8},"cheapestMonth":{"month":"2026-11","priceEur":3231},"nonstop":{"priceEur":3579,"depart":"2027-01-10","return":"2027-01-14","stops":0,"seenOn":"2026-11-12"},"oneWay":null,"firstClass":null,"nonstopFlights":{"checked":"2026-11-13","groups":[{"from":"IST","to":"ORD","flights":[{"airline":"TK","name":"Turkish Airlines","flight":"185"}],"lieFlat":true}]},"lieFlat":{"status":"likely","basis":"Nonstop flights seen include ones sold only by airlines whose long-haul business class has lie-flat seats (Turkish Airlines); connecting itineraries depend on the airlines used."},"daysTracked":17,"trackedSince":"2026-10-27","history":{"days":17,"since":"2026-10-27","averageEur":2982,"lowEur":2259,"highEur":3902},"bookingLink2Adults":"https://flat.flights/go/istanbul-to-chicago/?d=2026-11-30&r=2026-12-07&src=api&c=claude&a=2","firstClassLink":"https://flat.flights/go/istanbul-to-chicago/?cabin=first&d=2026-11-30&r=2026-12-07&src=api&c=claude","premiumEconomyLink":"https://flat.flights/go/istanbul-to-chicago/?cabin=premium&d=2026-11-30&r=2026-12-07&src=api&c=claude","bookingSearch":{"partner":"Aviasales","depart":"2026-11-30","return":"2026-12-07","adults":1},"tripEssentials":{"hotelsLink":"https://flat.flights/go/hotels/?city=chicago&d=2026-11-30&r=2026-12-07&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"}},{"route":"Doha to Chicago","origin":{"city":"Doha","code":"DOH","country":"QA"},"destination":{"city":"Chicago","code":"CHI","country":"US"},"distanceKm":11448,"page":"https://flat.flights/routes/doha-to-chicago/","bookingLink":"https://flat.flights/go/doha-to-chicago/?d=2027-03-07&r=2027-03-21&src=api&c=claude","cheapest":{"priceEur":3344,"priceUsd":3696,"depart":"2027-03-07","return":"2027-03-21","stops":1,"seenOn":"2026-11-08"},"fares":[{"priceEur":3344,"depart":"2027-03-07","return":"2027-03-21","stops":1,"seenOn":"2026-11-08"}],"months":{"2027-03":3344},"later":null,"verdict":{"text":"€3,344 is in line with this route's 7-day average of €3,344 (range €3,342–€3,344 since 2026-11-08).","basis":"history","referenceEur":3344,"vsReferencePct":0},"cheapestMonth":{"month":"2027-03","priceEur":3344},"nonstop":null,"oneWay":null,"firstClass":null,"nonstopFlights":{"checked":"2026-11-08","groups":[{"from":"DOH","to":"ORD","flights":[{"airline":"QR","name":"Qatar Airways","flight":"725"}],"lieFlat":true}]},"lieFlat":{"status":"likely","basis":"Nonstop flights seen include ones sold only by airlines whose long-haul business class has lie-flat seats (Qatar Airways); connecting itineraries depend on the airlines used."},"daysTracked":7,"trackedSince":"2026-11-08","history":{"days":7,"since":"2026-11-08","averageEur":3344,"lowEur":3342,"highEur":3344},"bookingLink2Adults":"https://flat.flights/go/doha-to-chicago/?d=2027-03-07&r=2027-03-21&src=api&c=claude&a=2","firstClassLink":"https://flat.flights/go/doha-to-chicago/?cabin=first&d=2027-03-07&r=2027-03-21&src=api&c=claude","premiumEconomyLink":"https://flat.flights/go/doha-to-chicago/?cabin=premium&d=2027-03-07&r=2027-03-21&src=api&c=claude","bookingSearch":{"partner":"Aviasales","depart":"2027-03-07","return":"2027-03-21","adults":1},"tripEssentials":{"hotelsLink":"https://flat.flights/go/hotels/?city=chicago&d=2027-03-07&r=2027-03-21&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"}},{"route":"Manila to Chicago","origin":{"city":"Manila","code":"MNL","country":"PH"},"destination":{"city":"Chicago","code":"CHI","country":"US"},"distanceKm":13083,"page":"https://flat.flights/routes/manila-to-chicago/","bookingLink":"https://flat.flights/go/manila-to-chicago/?d=2027-01-12&r=2027-01-26&src=api&c=claude","cheapest":{"priceEur":3411,"priceUsd":3770,"depart":"2027-01-12","return":"2027-01-26","stops":1,"seenOn":"2026-11-11"},"fares":[{"priceEur":3411,"depart":"2027-01-12","return":"2027-01-26","stops":1,"seenOn":"2026-11-11"}],"months":{"2027-01":3411},"later":null,"verdict":{"text":"€3,411 is 33% below the typical round-trip business class fare for routes of over 13,000 km (median €5,101 across the 183 such routes we track).","basis":"distance","referenceEur":5101,"vsReferencePct":-33},"cheapestMonth":{"month":"2027-01","priceEur":3411},"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":4,"trackedSince":"2026-11-11","history":null,"bookingLink2Adults":"https://flat.flights/go/manila-to-chicago/?d=2027-01-12&r=2027-01-26&src=api&c=claude&a=2","firstClassLink":"https://flat.flights/go/manila-to-chicago/?cabin=first&d=2027-01-12&r=2027-01-26&src=api&c=claude","premiumEconomyLink":"https://flat.flights/go/manila-to-chicago/?cabin=premium&d=2027-01-12&r=2027-01-26&src=api&c=claude","bookingSearch":{"partner":"Aviasales","depart":"2027-01-12","return":"2027-01-26","adults":1},"tripEssentials":{"hotelsLink":"https://flat.flights/go/hotels/?city=chicago&d=2027-01-12&r=2027-01-26&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"}},{"route":"Dhaka to Chicago","origin":{"city":"Dhaka","code":"DAC","country":"BD"},"destination":{"city":"Chicago","code":"CHI","country":"US"},"distanceKm":12708,"page":"https://flat.flights/routes/dhaka-to-chicago/","bookingLink":"https://flat.flights/go/dhaka-to-chicago/?d=2027-03-15&r=2027-04-30&src=api&c=claude","cheapest":{"priceEur":3473,"priceUsd":3838,"depart":"2027-03-15","return":"2027-04-30","stops":1,"seenOn":"2026-11-13"},"fares":[{"priceEur":3473,"depart":"2027-03-15","return":"2027-04-30","stops":1,"seenOn":"2026-11-13"}],"months":{"2027-03":3473},"later":null,"verdict":{"text":"€3,473 is 15% below the typical round-trip business class fare for routes of 11,000–13,000 km (median €4,077 across the 198 such routes we track).","basis":"distance","referenceEur":4077,"vsReferencePct":-15},"cheapestMonth":{"month":"2027-03","priceEur":3473},"nonstop":null,"oneWay":null,"firstClass":null,"nonstopFlights":{"checked":"2026-11-14","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":1,"trackedSince":"2026-11-14","history":null,"bookingLink2Adults":"https://flat.flights/go/dhaka-to-chicago/?d=2027-03-15&r=2027-04-30&src=api&c=claude&a=2","firstClassLink":"https://flat.flights/go/dhaka-to-chicago/?cabin=first&d=2027-03-15&r=2027-04-30&src=api&c=claude","premiumEconomyLink":"https://flat.flights/go/dhaka-to-chicago/?cabin=premium&d=2027-03-15&r=2027-04-30&src=api&c=claude","bookingSearch":{"partner":"Aviasales","depart":"2027-03-15","return":"2027-04-30","adults":1},"tripEssentials":{"hotelsLink":"https://flat.flights/go/hotels/?city=chicago&d=2027-03-15&r=2027-04-30&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"}},{"route":"Almaty to Chicago","origin":{"city":"Almaty","code":"ALA","country":"KZ"},"destination":{"city":"Chicago","code":"CHI","country":"US"},"distanceKm":10426,"page":"https://flat.flights/routes/almaty-to-chicago/","bookingLink":"https://flat.flights/go/almaty-to-chicago/?d=2027-04-08&r=2027-05-19&src=api&c=claude","cheapest":{"priceEur":3559,"priceUsd":3933,"depart":"2027-04-08","return":"2027-05-19","stops":1,"seenOn":"2026-11-11"},"fares":[{"priceEur":3559,"depart":"2027-04-08","return":"2027-05-19","stops":1,"seenOn":"2026-11-11"}],"months":{"2027-04":3559},"later":null,"verdict":{"text":"€3,559 is 11% above the typical round-trip business class fare for routes of 9,000–11,000 km (median €3,193 across the 395 such routes we track).","basis":"distance","referenceEur":3193,"vsReferencePct":11},"cheapestMonth":{"month":"2027-04","priceEur":3559},"nonstop":null,"oneWay":null,"firstClass":null,"nonstopFlights":{"checked":"2026-11-14","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":1,"trackedSince":"2026-11-14","history":null,"bookingLink2Adults":"https://flat.flights/go/almaty-to-chicago/?d=2027-04-08&r=2027-05-19&src=api&c=claude&a=2","firstClassLink":"https://flat.flights/go/almaty-to-chicago/?cabin=first&d=2027-04-08&r=2027-05-19&src=api&c=claude","premiumEconomyLink":"https://flat.flights/go/almaty-to-chicago/?cabin=premium&d=2027-04-08&r=2027-05-19&src=api&c=claude","bookingSearch":{"partner":"Aviasales","depart":"2027-04-08","return":"2027-05-19","adults":1},"tripEssentials":{"hotelsLink":"https://flat.flights/go/hotels/?city=chicago&d=2027-04-08&r=2027-05-19&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"}},{"route":"Tashkent to Chicago","origin":{"city":"Tashkent","code":"TAS","country":"UZ"},"destination":{"city":"Chicago","code":"CHI","country":"US"},"distanceKm":10478,"page":"https://flat.flights/routes/tashkent-to-chicago/","bookingLink":"https://flat.flights/go/tashkent-to-chicago/?d=2027-03-02&r=2027-03-07&src=api&c=claude","cheapest":{"priceEur":3585,"priceUsd":3962,"depart":"2027-03-02","return":"2027-03-07","stops":2,"seenOn":"2026-11-09"},"fares":[{"priceEur":3585,"depart":"2027-03-02","return":"2027-03-07","stops":2,"seenOn":"2026-11-09"},{"priceEur":4500,"depart":"2026-12-19","return":"2026-12-25","stops":1,"seenOn":"2026-11-10"}],"months":{"2026-12":4500,"2027-03":3585},"later":null,"verdict":{"text":"€3,585 is 12% above the typical round-trip business class fare for routes of 9,000–11,000 km (median €3,193 across the 395 such routes we track).","basis":"distance","referenceEur":3193,"vsReferencePct":12},"cheapestMonth":{"month":"2027-03","priceEur":3585},"nonstop":null,"oneWay":null,"firstClass":null,"nonstopFlights":null,"lieFlat":{"status":"unknown","basis":"Nonstop flights on this route have not been checked yet."},"daysTracked":1,"trackedSince":"2026-11-14","history":null,"bookingLink2Adults":"https://flat.flights/go/tashkent-to-chicago/?d=2027-03-02&r=2027-03-07&src=api&c=claude&a=2","firstClassLink":"https://flat.flights/go/tashkent-to-chicago/?cabin=first&d=2027-03-02&r=2027-03-07&src=api&c=claude","premiumEconomyLink":"https://flat.flights/go/tashkent-to-chicago/?cabin=premium&d=2027-03-02&r=2027-03-07&src=api&c=claude","bookingSearch":{"partner":"Aviasales","depart":"2027-03-02","return":"2027-03-07","adults":1},"tripEssentials":{"hotelsLink":"https://flat.flights/go/hotels/?city=chicago&d=2027-03-02&r=2027-03-07&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"}},{"route":"Prague to Chicago","origin":{"city":"Prague","code":"PRG","country":"CZ"},"destination":{"city":"Chicago","code":"CHI","country":"US"},"distanceKm":7302,"page":"https://flat.flights/routes/prague-to-chicago/","bookingLink":"https://flat.flights/go/prague-to-chicago/?d=2026-11-19&r=2026-11-26&src=api&c=claude","cheapest":{"priceEur":3590,"priceUsd":3968,"depart":"2026-11-19","return":"2026-11-26","stops":1,"seenOn":"2026-11-08"},"fares":[{"priceEur":3590,"depart":"2026-11-19","return":"2026-11-26","stops":1,"seenOn":"2026-11-08"}],"months":{"2026-11":3590},"later":null,"verdict":{"text":"€3,590 is 25% above the typical round-trip business class fare for routes of 7,000–9,000 km (median €2,861 across the 442 such routes we track).","basis":"distance","referenceEur":2861,"vsReferencePct":25},"cheapestMonth":{"month":"2026-11","priceEur":3590},"nonstop":null,"oneWay":null,"firstClass":null,"nonstopFlights":{"checked":"2026-11-09","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":6,"trackedSince":"2026-11-09","history":null,"bookingLink2Adults":"https://flat.flights/go/prague-to-chicago/?d=2026-11-19&r=2026-11-26&src=api&c=claude&a=2","firstClassLink":"https://flat.flights/go/prague-to-chicago/?cabin=first&d=2026-11-19&r=2026-11-26&src=api&c=claude","premiumEconomyLink":"https://flat.flights/go/prague-to-chicago/?cabin=premium&d=2026-11-19&r=2026-11-26&src=api&c=claude","bookingSearch":{"partner":"Aviasales","depart":"2026-11-19","return":"2026-11-26","adults":1},"tripEssentials":{"hotelsLink":"https://flat.flights/go/hotels/?city=chicago&d=2026-11-19&r=2026-11-26&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"}},{"route":"Dubai to Chicago","origin":{"city":"Dubai","code":"DXB","country":"AE"},"destination":{"city":"Chicago","code":"CHI","country":"US"},"distanceKm":11637,"page":"https://flat.flights/routes/dubai-to-chicago/","bookingLink":"https://flat.flights/go/dubai-to-chicago/?d=2027-01-03&r=2027-01-17&src=api&c=claude","cheapest":{"priceEur":3776,"priceUsd":4173,"depart":"2027-01-03","return":"2027-01-17","stops":2,"seenOn":"2026-11-10"},"fares":[{"priceEur":3776,"depart":"2027-01-03","return":"2027-01-17","stops":2,"seenOn":"2026-11-10"}],"months":{"2027-01":3776},"later":null,"verdict":{"text":"€3,776 is in line with this route's 12-day average of €3,845 (range €3,371–€3,952 since 2026-10-26).","basis":"history","referenceEur":3845,"vsReferencePct":-2},"cheapestMonth":{"month":"2027-01","priceEur":3776},"nonstop":null,"oneWay":null,"firstClass":{"priceEur":8753,"priceUsd":9674,"depart":"2027-04-01","return":"2027-04-11","stops":1,"seenOn":"2026-11-14"},"nonstopFlights":{"checked":"2026-11-11","groups":[{"from":"DXB","to":"ORD","flights":[{"airline":"EK","name":"Emirates","flight":"235"}],"lieFlat":true}]},"lieFlat":{"status":"likely","basis":"Nonstop flights seen include ones sold only by airlines whose long-haul business class has lie-flat seats (Emirates); connecting itineraries depend on the airlines used."},"daysTracked":12,"trackedSince":"2026-10-26","history":{"days":12,"since":"2026-10-26","averageEur":3845,"lowEur":3371,"highEur":3952},"bookingLink2Adults":"https://flat.flights/go/dubai-to-chicago/?d=2027-01-03&r=2027-01-17&src=api&c=claude&a=2","firstClassLink":"https://flat.flights/go/dubai-to-chicago/?cabin=first&d=2027-04-01&r=2027-04-11&src=api&c=claude","premiumEconomyLink":"https://flat.flights/go/dubai-to-chicago/?cabin=premium&d=2027-01-03&r=2027-01-17&src=api&c=claude","bookingSearch":{"partner":"Aviasales","depart":"2027-01-03","return":"2027-01-17","adults":1},"tripEssentials":{"hotelsLink":"https://flat.flights/go/hotels/?city=chicago&d=2027-01-03&r=2027-01-17&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"}},{"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"}}]}