Cheap flights from Chicago to Mexico City
Typical low fare $250 round-trip. Best months to fly: Year-round.
Typical low
$250
Updated October 7 at 12:37 PM· via Travelpayouts partner feed
$99 low$129 high
When to fly ORD to Mexico City
Best months for the cheapest fares on this route: Year-round.
Constant United + Aeromexico supply.
How to get the best price on this route
- Book 6–8 weeks ahead for international routes; 3–4 weeks for short-haul.
- Fly midweek (Tue/Wed) — weekend departures cost 15–25% more.
- Compare across 100+ booking sites. Our partner feed surfaces vendors you’ve never heard of that often beat the majors.
- Set a price alert below to be the first to know when the fare drops below $250.
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Make it a trip
Stay in Mexico City
Bundle flight + hotel to save another 10–20%. Pricing via Expedia.
Other routes from Chicago
Flights to Mexico City from other US airports
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