MONTHS Chicago to Philadelphia (& vice versa) for only $103 roundtrip Feb 15, 2026 FLIGHT DETAILS & AIRLINE
MONTHS Huge sale from US cities to Canada (& vice versa) (e.g. Dallas, Texas to Toronto, Canada for only $160 USD roundtrip) Nov 17, 2019 FLIGHT DETAILS & AIRLINE
MONTHS Chicago to Philadelphia (& vice versa) for only $66 roundtrip Apr 23, 2016 FLIGHT DETAILS & AIRLINE