Zhengzhou to Chicago (CGO–ORD) — Airlines, Schedules & Connections

Chinese passport holders require a B1/B2 visa for tourism or business travel to the United States. The visa is typically issued for 10 years with multiple entries, allowing stays of up to 180 days per visit. An in-person interview at a US embassy or consulate is required, and the application fee is US $185. Holders of 10-year B visas must also enroll in EVUS (Electronic Visa Update System) every two years before travel.

The Zhengzhou Airport Rail Express (Metro Line 2 extension) connects Zhengzhou East Railway Station and the city centre to the airport in 30–40 minutes for CNY 20–25. The line runs from roughly 06:00 to 23:00. Airport shuttle buses also depart from several city hotels for around CNY 20.Taxis and DiDi ride-shares to the airport from the city centre cost CNY 70–120 depending on origin and traffic. Driving is straightforward via G4E Beijing–Hong Kong–Macao Expressway with dedicated airport access roads and structured terminal parking.

CTA Blue Line runs 24/7 from O'Hare to downtown Chicago (45 min, $5). Taxis use a flat-rate zone system; downtown is around $40–45 plus tip. Ride-shares are typically $30–50.The Airport Transit System (ATS) connects all terminals and parking. Metra commuter rail does not serve O'Hare directly; transfer downtown via Blue Line.

Continental climate with four distinct seasons. Summers are warm and humid (25–32°C) with afternoon thunderstorms. Winters are cold (−10 to −2°C) with heavy snowfall that regularly delays flights December through March.

Spring and fall are mild but unpredictable. Pack layers. Lake Michigan moderates temperatures near the lakefront, but O'Hare sits inland and runs colder.