San Jose to Cancun SJC → CUN
Norman Y. Mineta San Jose International Airport (SJC) → Cancun International Airport (CUN)
The cheapest return found recently is $441 with Frontier Airlines, 3 Dec – 8 Dec, found yesterday. The cheapest one-way found recently is $242 with Frontier Airlines, 4 Dec, found yesterday.
Return
The cheapest return fare on each of 12 departure dates is usually $499 to $635.
Cheapest return found recently
$441
3 Dec – 8 Dec · Frontier Airlines
Norman Y. Mineta San Jose International Airport (SJC) → Cancun International Airport (CUN)
Leaves 2:47 p.m. · Return leaves 6:04 a.m. · 48 h 12 min of travel, both ways together
out 3 stops, back 1 stop
found yesterday
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$441 3 Dec – 8 Decfound yesterdaySee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $441 to $584.
At $441, the cheapest return found recently is at the low end of that range.
25 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good return price?
Compared with the cheapest return fare on each of 12 departure dates from 28 Oct to 10 Jan 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
No. We hold 5-night return fares on 2 other departure dates within 3 days of 3 Dec, and none is cheaper.
Every date we hold
31 fares on 12 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 28 Oct – 29 Nov | $890 | Southwest Airlines | Norman Y. Mineta San Jose International Airport (SJC) → Cancun International Airport (CUN) | out 2 stops, back nonstop | found 6 days ago | See prices for these dates |
| 30 Nov – 5 Dec | $506 | Southwest Airlines | Norman Y. Mineta San Jose International Airport (SJC) → Cancun International Airport (CUN) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 1 Dec – 5 Dec | $491 | Southwest Airlines | Norman Y. Mineta San Jose International Airport (SJC) → Cancun International Airport (CUN) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 2 Dec – 9 Dec | $502 | Southwest Airlines | Norman Y. Mineta San Jose International Airport (SJC) → Cancun International Airport (CUN) | out 2 stops, back 1 stop | found yesterday | See prices for these dates |
| 3 Dec – 8 Dec | $441 | Frontier Airlines | Norman Y. Mineta San Jose International Airport (SJC) → Cancun International Airport (CUN) | out 3 stops, back 1 stop | found yesterday | See prices for these dates |
| 4 Dec – 9 Dec | $469 | Frontier Airlines | Norman Y. Mineta San Jose International Airport (SJC) → Cancun International Airport (CUN) | out 2 stops, back 1 stop | found yesterday | See prices for these dates |
| 6 Dec – 8 Dec | $509 | Southwest Airlines | Norman Y. Mineta San Jose International Airport (SJC) → Cancun International Airport (CUN) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 8 Dec – 9 Dec | $509 | Southwest Airlines | Norman Y. Mineta San Jose International Airport (SJC) → Cancun International Airport (CUN) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 24 Dec – 12 Jan 2027 | $690 | American Airlines | Norman Y. Mineta San Jose International Airport (SJC) → Cancun International Airport (CUN) | out 1 stop, back 1 stop | found 2 days ago | See prices for these dates |
| 25 Dec – 9 Jan 2027 | $617 | Southwest Airlines | Norman Y. Mineta San Jose International Airport (SJC) → Cancun International Airport (CUN) | out 2 stops, back 1 stop | found 4 days ago | See prices for these dates |
| 4 Jan 2027 – 9 Jan 2027 | $610 | United Airlines | Norman Y. Mineta San Jose International Airport (SJC) → Cancun International Airport (CUN) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 10 Jan 2027 – 17 Jan 2027 | $720 | Southwest Airlines | Norman Y. Mineta San Jose International Airport (SJC) → Cancun International Airport (CUN) | out 2 stops, back 2 stops | found 5 days ago | See prices for these dates |
Which month looks cheapest?
December 2026 is the cheapest month — from $441.
Airlines on the cheapest dates: Southwest Airlines, Frontier Airlines, American Airlines, United Airlines.
One-way
The cheapest one-way fare on each of 4 departure dates is usually $267 to $292.
Cheapest one-way found recently
$242
4 Dec · Frontier Airlines
Norman Y. Mineta San Jose International Airport (SJC) → Cancun International Airport (CUN)
Leaves 2:47 p.m. · 26 h 38 min trip
2 stops
found yesterday
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$242 4 Decfound yesterdayOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 16 days, 24 Sept to 18 Oct, the cheapest one-way we saw each day was $242 to $493.
At $242, the cheapest one-way found recently is at the low end of that range.
16 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good one-way price?
Compared with the cheapest one-way fare on each of 4 departure dates from 4 Dec to 10 Jan 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
No. We hold one-way fares on 2 other departure dates within 3 days of 4 Dec, and none is cheaper.
Every date we hold
4 fares on 4 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 4 Dec | $242 | Frontier Airlines | Norman Y. Mineta San Jose International Airport (SJC) → Cancun International Airport (CUN) | 2 stops | found yesterday | Open this trip |
| 5 Dec | $288 | Alaska Airlines | Norman Y. Mineta San Jose International Airport (SJC) → Cancun International Airport (CUN) | 2 stops | found yesterday | Open this trip |
| 6 Dec | $275 | Alaska Airlines | Norman Y. Mineta San Jose International Airport (SJC) → Cancun International Airport (CUN) | 1 stop | found yesterday | Open this trip |
| 10 Jan 2027 | $303 | Alaska Airlines | Norman Y. Mineta San Jose International Airport (SJC) → Cancun International Airport (CUN) | 1 stop | found yesterday | Open this trip |
Which month looks cheapest?
December 2026 is the cheapest month — from $242.
Airlines on the cheapest dates: Alaska Airlines, Frontier Airlines.
Premium cabin fares from San Jose to Cancun
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 3 Dec – 8 Dec in another cabin: Premium economy · Business · First
Today's prices for 4 Dec in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for San Jose to Cancun?
Return
Fares 60 to 89 days before departure were typically 7% lower than 14 to 29 days before departure.
From the cheapest return each day between 24 Sept and 18 Oct (25 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.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 14–29 days | $563 | $535 | +7% | 10 |
| 30–59 days | $545 | $441 | +4% | 25 |
| 60–89 days | $525 | $495 | Cheapest seen | 24 |
| 90–179 days | $758 | $450 | +45% | 15 |
| 180+ days | $584 | $553 | +11% | 17 |
One-way
Not enough history yet: in 16 days of one-way prices, 24 Sept to 18 Oct, fewer than 3 booking ranges had prices on 7 days or more.
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
San Francisco → Cancun
67 km from San Jose
$357
$84 less than flying from San Jose
1 Dec – 5 Dec · SFO → CUN · out 1 stop, back 1 stop
found yesterday
Oakland → Cancun
61 km from San Jose
$477
$36 more than flying from San Jose
3 Dec – 8 Dec · OAK → CUN · out 2 stops, back 1 stop
found yesterday
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
One-way
San Francisco → Cancun
67 km from San Jose
$166
$76 less than flying from San Jose
8 Jan 2027 · SFO → CUN · 1 stop
found yesterday
Oakland → Cancun
61 km from San Jose
$282
$40 more than flying from San Jose
10 Jan 2027 · OAK → CUN · 1 stop
found yesterday
Sacramento → Cancun
142 km from San Jose
$322
$80 more than flying from San Jose
31 Oct · SMF → CUN · 3 stops
found 2 days ago
Cheapest recent price on each route — one way, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest return found recently is for 3 Dec – 8 Dec. A live search on this page shows what those dates cost now, for one adult in economy.
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