Chicago O'Hare to Mexico City International
1690 miles great-circle distance, typically flown in 3h 48m with 5 airlines operating direct service from Chicago O'Hare (ORD) to Mexico City International (MEX). Cheapest fares are usually in Jun (around $149 return), with peak prices in Jun (around $149). Departures on a Tuesday tend to undercut weekend prices on this corridor.
Flying from Chicago O'Hare
Chicago O'Hare is one of America's two busiest hubs and the home base for both United and American — Terminals 1 and 2 belong to United, Terminal 3 to American, and Terminal 5 handles all international arrivals. The CTA Blue Line runs from a station at the airport to downtown Loop in around 45 minutes for $5. Winter weather drives chronic delays from late November through February, so build in connection padding through ORD between Thanksgiving and President's Day.
Arriving in Mexico City
Mexico City International (Benito Juárez) is on the eastern edge of the city, 7 km from the Zócalo. Metro Line 5 runs from Terminal 1 to Pantitlán in 12 minutes for 5 MXN — possibly the cheapest big-city airport transfer in the world. Mexico City fares from US bases hold steady through most of the year; March and December see modest peaks. AICM is increasingly congested — the new AIFA airport (NLU, 50 km north) handles overflow.
Who flies ORD to MEX?
| Airline | IATA | Flight time | Cabin |
| United Airlines | UA | 3h 48m | Economy |
| American Airlines | AA | 3h 48m | Economy |
| Spirit Airlines | NK | 3h 48m | Economy |
| Frontier Airlines | F9 | 3h 48m | Economy |
| Delta Air Lines | DL | 3h 48m | Economy |
5 carriers fly direct on this corridor. Frequencies vary by season — summer and winter holiday peaks see additional flights.
Best time to fly ORD→MEX
Synthesised from 12-month price aggregates. Cheapest months in green, peak in red.
Estimated baseline. Prices update on a 30-day cadence as Travelpayouts data refreshes. Cheapest day-of-week typically Tuesday.
Chicago to Mexico City FAQs
Direct flights from Chicago O'Hare (ORD) to Mexico City International (MEX) take approximately 3h 48m for the 1690-mile journey, plus 30–60 minutes of taxi, climb and descent. Total airport-to-airport time depends on cruise winds and air-traffic queueing on approach.
Jun is typically the cheapest month on this route, with one-way fares from $124. Jun is the peak — expect prices 2–3× higher. Book 4–8 weeks ahead for best fares; last-minute prices on this corridor rise sharply inside two weeks of departure.
5 carriers operate direct service from Chicago O'Hare (ORD) to Mexico City International (MEX): United Airlines, American Airlines, Spirit Airlines, Frontier Airlines and Delta Air Lines. Frequencies vary by season and carrier — United Airlines typically operates the highest weekly count on this corridor.
No visa required for US passport holders for stays up to 180 days. FMM tourist card included with airfare and issued at arrival. Always check travel.state.gov for the latest entry requirements before booking.
Mexico City International (MEX) is the primary international airport for Mexico City. Allow 30–60 minutes for the ground transfer by train, express bus, taxi or rideshare depending on traffic and time of day. See the airport's official website for current train and shuttle timetables.