Cheapest Day to Buy Flights from Dallas to Mexico City
Dallas to Mexico City is 1,511 km (939 mi) great-circle — typically 4–7 h nonstop. Fares typically bottom out 3–12 weeks before departure; the calendar below shows the cheapest price for every day of the next 12 months.
Check live prices on Aviasales ↗Low Fare Calendar — Dallas to Mexico City
When to book vs. when to fly — Dallas → Mexico City
Live data from recent Aviasales searches for DFW → MEX, plus a booking rule of thumb.
Lowest indicative per-adult round-trip fares seen in Aviasales searches — confirmed live on the booking site before payment.
See the cheapest month’s fares ↗Search any date — Dallas → Mexico City
Flight options — Dallas → Mexico City
Recently-seen round-trip fares — click any flight for details, alternatives and booking.
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FAQ — DFW → MEX
How much is a flight from Dallas to Mexico City?
Prices vary by season and departure day. The Low Fare Calendar on this page shows the cheapest fare for every day of the coming year between Dallas (DFW) and Mexico City (MEX).
Which airlines fly from Dallas to Mexico City?
The Dallas → Mexico City route covers about 1,511 km and typically 4–7 h nonstop. Multiple carriers operate it — search FlyTiming to compare every airline and agency serving DFW → MEX in one search.
What is the cheapest day to fly from Dallas to Mexico City?
It varies by month. The price card on this page highlights the cheapest month and the historically cheapest day of the week to fly this route — the Low Fare Calendar below marks low-fare days in green.
When is the best time to book flights from Dallas to Mexico City?
As a rule of thumb, fares on international routes are usually lowest roughly 3–12 weeks before departure — and fares swing more around local holidays than seasons — the calendar below beats any fixed rule. The calendar below is the fastest way to spot the cheapest months for Dallas → Mexico City.