Cheap flights from San Antonio to Mexico City from $207 SAT → MEX, TLC

Found recently, and the cheapest we hold

It is also the cheapest return we hold, of any age.

What have prices looked like?

Over 43 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $229 to $455.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

We hold no other 3-night return fares leaving within 3 days of 14 Dec to compare.

Every date we hold

3 fares on 3 departure dates

Found recently, and the cheapest we hold

What have prices looked like?

Over 46 days, 24 Sept to 11 Nov, the cheapest one-way we saw each day was $53 to $118.

At $207, the cheapest one-way found recently is above that range.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

We hold no other one-way fares leaving within 3 days of 24 Oct 2027 to compare.

Every date we hold

2 fares on 2 departure dates

Which month looks cheapest?

December 2026 is the cheapest month — from $118.

Return

Fares 7 to 13 days before departure were typically 6% lower than 0 to 6 days before departure.

From the cheapest return each day between 24 Sept and 11 Nov (43 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

One-way

The cheapest fares were 14 to 29 days before departure.

From the cheapest one-way each day between 24 Sept and 11 Nov (46 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

How much is a return flight from San Antonio to Mexico City?

The cheapest return found recently is $283 with Volaris, 14 Dec to 17 Dec, found 2 days ago. The cheapest return fare on each of 3 departure dates is usually $329 to $415.

How much is a one-way flight from San Antonio to Mexico City?

The cheapest one-way found recently is $207 with Aeromexico, 24 Oct 2027, found 2 days ago. The cheapest one-way we hold, of any age, is $118 with Viva Aerobus, 21 Dec, found 7 days ago.

What is the cheapest month to fly from San Antonio to Mexico City?

December 2026 is the cheapest month for a one-way, from $118, 21 Dec, found 7 days ago.

How far ahead should I book a flight from San Antonio to Mexico City?

In 43 days of prices between 24 Sept and 11 Nov, return fares 7 to 13 days before departure were typically 6% lower than 0 to 6 days before departure. In 46 days of prices between 24 Sept and 11 Nov, one-way fares were cheapest 14 to 29 days before departure.

Is there a direct flight from San Antonio to Mexico City?

Yes, the cheapest nonstop return found recently is $283 with Volaris, 14 Dec to 17 Dec, found 2 days ago. The cheapest nonstop one-way found recently is $207 with Aeromexico, 24 Oct 2027, found 2 days ago.

How long is the flight from San Antonio to Mexico City?

The cheapest nonstop one-way found recently, with Aeromexico on 24 Oct 2027, takes 2 h 18 min from San Antonio International Airport (SAT) to Benito Juarez International Airport (MEX).

Which airlines have the cheapest flights from San Antonio to Mexico City?

Between 14 Dec and 31 Dec, Volaris has the cheapest return on 2 of the 3 departure dates we hold, and Viva Aerobus on 1.