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San Jose to Mexico City in December 2026 SJO → MEX, NLU, TLC

Juan Santamaria International Airport (SJO) → Benito Juarez International Airport (MEX), Felipe Angeles International Airport (NLU), Toluca International Airport (TLC)

For departures in December 2026, the cheapest return found recently is $343 with Volaris Costa Rica, 5 Dec – 6 Dec, found today. The cheapest one-way found recently is $147 with Volaris Costa Rica, 5 Dec, found today.

Return

We hold return fares on only 2 departure dates in December 2026, too few to say what one usually costs.

Cheapest return found recently

$343

5 Dec – 6 Dec · Volaris Costa Rica

Juan Santamaria International Airport (SJO) → Benito Juarez International Airport (MEX)

out nonstop, back nonstop

found today

See prices for these datesCheck today's price

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

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
5 Dec – 6 Dec$343Volaris Costa Ricaout nonstop, back nonstopfound todaySee prices for these dates
27 Dec – 30 Dec$406avianca airlinesout nonstop, back nonstopfound 6 days agoSee prices for these dates

Every date we hold

2 departure dates

5 Dec – 6 Dec: $343, found today27 Dec – 30 Dec: $406, found 6 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
5 Dec – 6 Dec$343Volaris Costa RicaJuan Santamaria International Airport (SJO) → Benito Juarez International Airport (MEX)out nonstop, back nonstopfound todaySee prices for these dates
27 Dec – 30 Dec$406avianca airlinesJuan Santamaria International Airport (SJO) → Benito Juarez International Airport (MEX)out nonstop, back nonstopfound 6 days agoSee prices for these dates

Which month looks cheapest?

November 2026 is the cheapest month — from $342.

October 2026From $4104 departure dates21 Oct – 12 Nov · found 3 days agoSee prices for these dates
November 2026From $342Cheapest seen2 departure dates25 Nov – 1 Dec · found 3 days agoSee prices for these dates
December 2026From $3432 departure dates5 Dec – 6 Dec · found todaySee prices for these dates

One-way

In December 2026, the cheapest one-way fare on each of 10 departure dates is usually $158 to $255. Across all 19 departure dates we hold on this route, it is usually $155 to $246. Of the 2 months with enough one-way fares to compare, December 2026 is usually the most expensive.

Cheapest one-way found recently

$147

5 Dec · Volaris Costa Rica

Juan Santamaria International Airport (SJO) → Benito Juarez International Airport (MEX)

nonstop

found today

Open this tripCheck today's price

Cheapest we hold, of any age

$110

9 Dec · Volaris Costa Rica

Juan Santamaria International Airport (SJO) → Benito Juarez International Airport (MEX)

nonstop

found 6 days ago

Open this tripCheck today's price

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
9 Dec$110Volaris Costa Ricanonstopfound 6 days agoOpen this trip
5 Dec$147Volaris Costa Ricanonstopfound todayOpen this trip
11 Dec$152Volaris Costa Ricanonstopfound yesterdayOpen this trip
31 Dec$174Volaris1 stopfound 6 days agoOpen this trip
30 Dec$204Volaris1 stopfound 6 days agoOpen this trip

Every date we hold

10 departure dates

5 Dec: $147, found today9 Dec: $110, found 6 days ago11 Dec: $152, found yesterday25 Dec: $257, found 6 days ago26 Dec: $250, found 6 days ago27 Dec: $272, found 6 days ago28 Dec: $257, found 6 days ago29 Dec: $230, found 6 days ago30 Dec: $204, found 6 days ago31 Dec: $174, found 6 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
5 Dec$147Volaris Costa RicaJuan Santamaria International Airport (SJO) → Benito Juarez International Airport (MEX)nonstopfound todayOpen this trip
9 Dec$110Volaris Costa RicaJuan Santamaria International Airport (SJO) → Benito Juarez International Airport (MEX)nonstopfound 6 days agoOpen this trip
11 Dec$152Volaris Costa RicaJuan Santamaria International Airport (SJO) → Benito Juarez International Airport (MEX)nonstopfound yesterdayOpen this trip
25 Dec$257VolarisJuan Santamaria International Airport (SJO) → Toluca International Airport (TLC)1 stopfound 6 days agoOpen this trip
26 Dec$250Viva AerobusJuan Santamaria International Airport (SJO) → Benito Juarez International Airport (MEX)1 stopfound 6 days agoOpen this trip
27 Dec$272avianca airlines Costa RicaJuan Santamaria International Airport (SJO) → Benito Juarez International Airport (MEX)nonstopfound 6 days agoOpen this trip
28 Dec$257VolarisJuan Santamaria International Airport (SJO) → Toluca International Airport (TLC)1 stopfound 6 days agoOpen this trip
29 Dec$230VolarisJuan Santamaria International Airport (SJO) → Toluca International Airport (TLC)1 stopfound 6 days agoOpen this trip
30 Dec$204VolarisJuan Santamaria International Airport (SJO) → Toluca International Airport (TLC)1 stopfound 6 days agoOpen this trip
31 Dec$174VolarisJuan Santamaria International Airport (SJO) → Toluca International Airport (TLC)1 stopfound 6 days agoOpen this trip

Which month looks cheapest?

December 2026 is the cheapest month — from $110.

October 2026From $2382 departure dates31 Oct · found 6 days agoOpen this trip
November 2026From $1523 departure dates12 Nov · found 4 days agoOpen this trip
December 2026From $110Cheapest seen10 departure dates9 Dec · found 6 days agoOpen this trip
January 2027From $2032 departure dates15 Jan 2027 · found 6 days agoOpen this trip
February 2027From $1501 departure date3 Feb 2027 · found 3 days agoOpen this trip
June 2027From $1701 departure date10 Jun 2027 · found 3 days agoOpen this trip

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work