Flights Detroit → Chicago — September 20, 2026

One way · Economy · 1 adult · price per person

The cheapest itinerary observed for Sunday, September 20, 2026 on the Detroit–Chicago route: 1 stop itinerary (2 flights) via Baltimore (BWI), from Detroit Metropolitan (DTW) to Chicago O'Hare (ORD), first flight Frontier Airlines F91516, departs 12:34 PM, arrives 11:40 AM the next day, total travel time 24h 6m including layovers, flight time 3h 53m (layovers excluded), $148 per person. Fare as listed by Aviasales: carry-on bag not included (personal item only), checked bag not included, changes not allowed, non-refundable. Price found in an Aviasales search on September 10, 2026 and read by AirSource on September 10, 2026, 21:23 UTC: it is not guaranteed and is confirmed on Aviasales at booking time. The cheapest direct flight observed: American Airlines AA6465, from Detroit Metropolitan (DTW) to Chicago O'Hare (ORD), departs 6:36 AM, arrives 7:23 AM, direct, 1h 47m, $152 per person. Fare as listed by Aviasales: carry-on bag included, checked bag not included, changes not allowed, non-refundable.