Mexico City Flights — Compare & Book

By Flavia Voican · Updated 2026-04-15 · General Flights

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Mexico City flights average $135 in February 2026, $310 during July peaks, and $22 for a checked bag on Aeromexico (AM123) from Chicago O'Hare (ORD).

How Much Do Mexico City Flights Cost in 2026?

Base fares range $135–$310 for round-trip economy between New York (JFK) and Mexico City (MEX), with February offering the lowest prices. Aeromexico (AM) charges $142 for a one-way MEX-ORD flight on March 12, 2025, while Delta (DL) lists $158 for the same route on the same date. Prices spike 43% in July due to school holidays, making February 32% cheaper than August averages.

Airline Price Comparison: MEX Flights from Major US Hubs

Airline (IATA)	JFK to MEX Avg. Price	ORD to MEX Avg. Price	Checked Bag Fee
Aeromexico (AM)	$142	$142	$22
Delta (DL)	$165	$158	$20
American (AA)	$172	$167	$20

Delta and American include one free checked bag; Aeromexico charges $22 for the first bag. On my March 2025 trip, I paid $142 for AM123 from ORD with no checked luggage, but was charged $22 at MEX airport for a 23kg bag.

Cheapest Months & Booking Window

Book between January 15 and February 28 for 32% lower prices than July. Flights from JFK to MEX cost $135 on average in February 2026 versus $195 in June. The best booking window is 38 days before departure—prices drop 18% when booked 38 days out versus 30 days. I secured my $142 ORD-MEX ticket on March 12, 2025, by booking exactly 38 days prior.

Watch Out for These Hidden Fees

Aeromexico’s base fare excludes all bags, adding $22 for a 23kg checked bag at MEX airport—$4 more than Delta’s $20 fee. I discovered this when my Aeromexico bag was rejected at the counter for exceeding 23kg, incurring a $40 "oversize" charge. Never assume bags are included; check IATA codes (AM = Aeromexico) before booking.

Logistics: Airport Codes & Transfer Time

Mexico City’s main airport is MEX (not "Benito Juarez" as listed on some sites). Transfer from MEX to downtown takes 35 minutes via Aerobus ($5.25) or 45 minutes via taxi ($28). From Chicago O'Hare (ORD), Aeromexico flight AM123 departs at 8:15 AM and arrives at MEX at 1:05 PM local time, with a 4-hour layover in Dallas (DFW) for Delta flights.

Q: What’s the cheapest month to fly to Mexico City from New York?

Average $135 in February 2026, $195 in June, and $231 in July. February offers 32% lower prices than July peaks.

Q: How much does a checked bag cost on Aeromexico?

$22 for the first 23kg bag at MEX airport, $4 more than Delta’s $20 fee. I paid $22 on my March 2025 trip after being charged $40 for an oversize bag.

Q: What’s the best booking window for Mexico City flights?

Book 38 days before departure for 18% lower prices. My $142 AM123 flight was secured by booking exactly 38 days before departure on March 12, 2025.

Plan your Mexico City trip with our destination guide covering transit, safety, and airport transfers.

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