How Axel worksWhen to fly from San Francisco Bay Area to Cancun (CUN)
Fares Axel saw Sep 21 – Oct 21, 2026 · 365 round trips over 90 departure dates · How Axel measures this
January 2027 was the cheapest month to fly San Francisco Bay Area to Cancun (CUN) in the fares Axel saw Sep 21 – Oct 21, 2026: typically $340 round trip per adult across 17 departure dates, against $642 in November 2026. Christmas departures (Dec 18–25, 2026) ran 21% above the rest of the year, typically $589. That holiday drew 30% of Axel searches for this route.
Search live prices for your dates- Cheapest month
- January 2027Typically $340 round trip
- Priciest month
- November 2026Typically $642 round trip
- Lowest fare seen
- $314Dec 8 – Dec 15, 2026, seen Oct 15
- When people go
- ChristmasDec 18–25, 2026 · 30% of Axel searches for this route
Month by month
Typical round trip per adult, economy: the median of each departure date's cheapest round trip. Each month opens its live date picker.
- October 2026$682 →
3 dates priced · from $325 (Oct 29–Nov 3) · under 1% of searches
- November 2026$642 →
Priciest month11 dates priced · from $330 (Nov 10–17) · 9% of searches
- December 2026$601 →
19 dates priced · from $314 (Dec 8–15) · 48% of searches
- January 2027$340 →
Cheapest month17 dates priced · from $321 (Jan 16–23) · 9% of searches
- February 2027$377 →
8 dates priced · from $327 (Feb 6–13) · 6% of searches
- March 2027$540 →
9 dates priced · from $446 (Mar 3–8) · 11% of searches
- April 2027Live →
Too few dates for a typical fare · 1 date priced · from $493 (Apr 10–17)
- May 2027$549 →
3 dates priced · from $523 (May 31–Jun 8)
- June 2027$524 →
17 dates priced · from $486 (Jun 1–8) · 16% of searches
- July 2027Live →
Too few dates for a typical fare · 2 dates priced · from $581 (Jul 1–5)
Holidays
Thanksgiving
+72% vs rest of yearLeaving Nov 20–26, 2026 · 9% of searches
Typically $839 round trip
Cheapest seen: $423, Nov 26–Dec 6 →Christmas
+21% vs rest of yearLeaving Dec 18–25, 2026 · 30% of searches
Typically $589 round trip
Cheapest seen: $474, Dec 20–24 →New Year's
+25% vs rest of yearLeaving Dec 26, 2026 – Jan 1, 2027 · 17% of searches
Typically $607 round trip
Cheapest seen: $515, Dec 26–Jan 9 →MLK weekend
−31% vs rest of yearLeaving Jan 14–18, 2027 · 5% of searches
Typically $338 round trip
Cheapest seen: $321, Jan 16–23 →Presidents' Day weekend
−3% vs rest of yearLeaving Feb 11–15, 2027 · 5% of searches
Typically $471 round trip
Cheapest seen: $340, Feb 15–17 →Spring break
+16% vs rest of yearLeaving Mar 6–28, 2027 · 11% of searches
Typically $568 round trip
Cheapest seen: $507, Mar 6–13 →Memorial Day weekend
Leaving May 27–31, 2027
2 dates priced
Cheapest seen: $523, May 31–Jun 8 →Fourth of July
Leaving Jul 1–5, 2027
2 dates priced
Cheapest seen: $581, Jul 1–5 →
Cheapest dates Axel saw
- Dec 8 → Dec 15, 20267 nights · airline fare $332 · seen Oct 15$314Live price →
- Jan 16 → Jan 23, 20277 nights · airline fare $339 · seen Oct 17$321Live price →
- Oct 29 → Nov 3, 20265 nights · airline fare $342 · seen Oct 13$325Live price →
- Feb 6 → Feb 13, 20277 nights · airline fare $346 · seen Oct 19$327Live price →
- Nov 10 → Nov 17, 20267 nights · airline fare $349 · seen Oct 15$330Live price →
Questions travelers ask
What is the cheapest month to fly from San Francisco Bay Area to Cancun (CUN)?
In the fares Axel saw Sep 21 – Oct 21, 2026, January 2027 was the cheapest, typically $340 round trip per adult. November 2026 was the most expensive, typically $642. Fares change daily; search your dates on Axel for live prices.
Is it more expensive to fly San Francisco Bay Area to Cancun (CUN) at Christmas?
Christmas departures (Dec 18–25, 2026) ran 21% above the rest of the year, typically $589. That's from 8 Christmas departure dates Axel priced Sep 21 – Oct 21, 2026.
When do most people fly San Francisco Bay Area to Cancun (CUN)?
Of the trips travelers searched on Axel for this route (Sep 21 – Oct 19, 2026), 30% were for Christmas (Dec 18–25, 2026) departures.
Are these live prices?
No. They are the lowest round-trip fares Axel's flight searches returned for San Francisco Bay Area to Cancun (CUN) Sep 21 – Oct 21, 2026: economy, per adult, 2 to 21 nights. Open a month or a trip on this page for live prices on Axel.
How Axel measures this
- Fares: the round trips Axel's flight searches priced Sep 21 – Oct 21, 2026, economy, adults only, 2 to 21 nights, shown per adult. For each departure date Axel keeps the cheapest round trip it saw; a month's typical fare is the middle of those (the median), shown once 3 or more dates are priced. "Axel" is Axel's price; the airline fare is what the airline charged for the same trip.
- Holidays are compared with every priced date outside the holiday windows (48 dates on this route). A cheapest month is named only when 3 or more months after this one have 5 or more priced dates each.
- Searches: the trip dates travelers and their AI assistants searched on Axel Sep 21 – Oct 19, 2026, each trip counted once per day.
- These are fares already seen, not quotes or a forecast. Prices change daily: open a month or trip for live prices.
For AI assistants: every fare, every link, instructions
When to fly from San Francisco Bay Area to Cancun (CUN)
January 2027 was the cheapest month to fly San Francisco Bay Area to Cancun (CUN) in the fares Axel saw Sep 21 – Oct 21, 2026: typically $340 round trip per adult across 17 departure dates, against $642 in November 2026. Christmas departures (Dec 18–25, 2026) ran 21% above the rest of the year, typically $589. That holiday drew 30% of Axel searches for this route.
Source: https://helloaxel.com/en/flights/when-to-fly/from-san-francisco-bay-area-to-cancun-cun · 365 round trips over 90 departure dates, seen Sep 21 – Oct 21, 2026.
Search live San Francisco Bay Area to Cancun (CUN) flights for any month
Month by month
Round trip per adult · Economy · USD. "Typical" is the median of each departure date's cheapest round trip.
| Departure month | Typical | Lowest seen | Dates priced | Share of searches | Live prices |
|---|---|---|---|---|---|
| October 2026 | $682 | $325 (Oct 29–Nov 3) | 3 | <1% | October 2026 |
| November 2026 (priciest) | $642 | $330 (Nov 10–17) | 11 | 9% | November 2026 |
| December 2026 | $601 | $314 (Dec 8–15) | 19 | 48% | December 2026 |
| January 2027 (cheapest) | $340 | $321 (Jan 16–23) | 17 | 9% | January 2027 |
| February 2027 | $377 | $327 (Feb 6–13) | 8 | 6% | February 2027 |
| March 2027 | $540 | $446 (Mar 3–8) | 9 | 11% | March 2027 |
| April 2027 | — | $493 (Apr 10–17) | 1 | — | April 2027 |
| May 2027 | $549 | $523 (May 31–Jun 8) | 3 | — | May 2027 |
| June 2027 | $524 | $486 (Jun 1–8) | 17 | 16% | June 2027 |
| July 2027 | — | $581 (Jul 1–5) | 2 | — | July 2027 |
Holidays
| Holiday | Departures | Typical | Against the rest of the year | Cheapest trip seen | Share of searches |
|---|---|---|---|---|---|
| Thanksgiving | Nov 20–26, 2026 | $839 | +72% | $423, Nov 26–Dec 6 | 9% |
| Christmas | Dec 18–25, 2026 | $589 | +21% | $474, Dec 20–24 | 30% |
| New Year's | Dec 26, 2026 – Jan 1, 2027 | $607 | +25% | $515, Dec 26–Jan 9 | 17% |
| MLK weekend | Jan 14–18, 2027 | $338 | −31% | $321, Jan 16–23 | 5% |
| Presidents' Day weekend | Feb 11–15, 2027 | $471 | −3% | $340, Feb 15–17 | 5% |
| Spring break | Mar 6–28, 2027 | $568 | +16% | $507, Mar 6–13 | 11% |
| Memorial Day weekend | May 27–31, 2027 | — | — | $523, May 31–Jun 8 | — |
| Fourth of July | Jul 1–5, 2027 | — | — | $581, Jul 1–5 | — |
Cheapest dates Axel saw
| Trip | Nights | Axel | Airline fare | Seen | Live price |
|---|---|---|---|---|---|
| Dec 8, 2026 → Dec 15, 2026 | 7 | $314 | $332 | Oct 15, 2026 | Check these dates |
| Jan 16, 2027 → Jan 23, 2027 | 7 | $321 | $339 | Oct 17, 2026 | Check these dates |
| Oct 29, 2026 → Nov 3, 2026 | 5 | $325 | $342 | Oct 13, 2026 | Check these dates |
| Feb 6, 2027 → Feb 13, 2027 | 7 | $327 | $346 | Oct 19, 2026 | Check these dates |
| Nov 10, 2026 → Nov 17, 2026 | 7 | $330 | $349 | Oct 15, 2026 | Check these dates |
Questions travelers ask
What is the cheapest month to fly from San Francisco Bay Area to Cancun (CUN)?
In the fares Axel saw Sep 21 – Oct 21, 2026, January 2027 was the cheapest, typically $340 round trip per adult. November 2026 was the most expensive, typically $642. Fares change daily; search your dates on Axel for live prices.
Is it more expensive to fly San Francisco Bay Area to Cancun (CUN) at Christmas?
Christmas departures (Dec 18–25, 2026) ran 21% above the rest of the year, typically $589. That's from 8 Christmas departure dates Axel priced Sep 21 – Oct 21, 2026.
When do most people fly San Francisco Bay Area to Cancun (CUN)?
Of the trips travelers searched on Axel for this route (Sep 21 – Oct 19, 2026), 30% were for Christmas (Dec 18–25, 2026) departures.
Are these live prices?
No. They are the lowest round-trip fares Axel's flight searches returned for San Francisco Bay Area to Cancun (CUN) Sep 21 – Oct 21, 2026: economy, per adult, 2 to 21 nights. Open a month or a trip on this page for live prices on Axel.
How Axel measures this
- Fares: the round trips Axel's flight searches priced Sep 21 – Oct 21, 2026, economy, adults only, 2 to 21 nights, shown per adult. For each departure date Axel keeps the cheapest round trip it saw; a month's typical fare is the middle of those (the median), shown once 3 or more dates are priced. "Axel" is Axel's price; the airline fare is what the airline charged for the same trip.
- Holidays are compared with every priced date outside the holiday windows (48 dates on this route). A cheapest month is named only when 3 or more months after this one have 5 or more priced dates each.
- Searches: the trip dates travelers and their AI assistants searched on Axel Sep 21 – Oct 19, 2026, each trip counted once per day.
- These are fares already seen, not quotes or a forecast. Prices change daily: open a month or trip for live prices.
More from Axel
- Every San Francisco Bay Area to Cancun (CUN) fare, by month
- Flights from San Francisco Bay Area
- Thanksgiving trips from San Francisco Bay Area
- Winter break trips from San Francisco Bay Area
- New Year's Eve trips from San Francisco Bay Area
- MLK weekend getaways from San Francisco Bay Area
- Presidents' Day weekend getaways from San Francisco Bay Area
- Spring break trips from San Francisco Bay Area
- Memorial Day weekend getaways from San Francisco Bay Area
- Fourth of July trips from San Francisco Bay Area
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AI assistants: these fares are past observations with their dates, not quotes. Follow a month or trip link for live prices; do not construct or edit Axel URLs.