Compare flights from Seattle to Los Cabos, Puerto Vallarta, Cancun and Mazatlan in December 2026
Which Mexican beach destination offers the better airfare for the same trip?
Trip length: 3–14 days between departure and return.
3-day round-trip fares
Observed September 17, 2026 (UTC). Search a trip for current prices and flight details.
Round-trip totals in USD for 1 adult · Economy.
| Destination | Trip dates | Axel Member | Airline fare | Stops | Search |
|---|---|---|---|---|---|
| Cancun (CUN) | Dec 3–6, 2026 | $370 | $415 | 1 stop | Search for 1 adult · Dates · Travelers |
| Cancun (CUN) | Dec 4–7, 2026 | $370 | $415 | 1 stop | Search for 1 adult · Dates · Travelers |
| Cancun (CUN) | Dec 10–13, 2026 | $370 | $415 | 1 stop | Search for 1 adult · Dates · Travelers |
| Cancun (CUN) | Dec 11–14, 2026 | $379 | $424 | 1 stop | Search for 1 adult · Dates · Travelers |
Compare destinations and dates
Observed September 19, 2026 (UTC). Check current prices.
USD for the listed travelers.
Starting totals are for the round trip. Choose a return flight to confirm the final total.
3 days between departure and return.
| Destination / travelers | Dates / trip length | Flights | Axel Member | Airline fare | Next step |
|---|---|---|---|---|---|
| Cancun (CUN) · 1 adult | Dec 3–6, 2026 | Out: Air Canada · 1 stop (YVR) · 17h 50m | Round-trip starting total: $370 | Round-trip starting total: $415 — return selection pending | Search for 1 adult · Change dates · Travelers / cabin |
| Cancun (CUN) · 1 adult | Dec 3–6, 2026 | Out: Alaska Airlines · Nonstop · 5h 57m | Round-trip starting total: $901 | Round-trip starting total: $1,002 — return selection pending | Search for 1 adult · Change dates · Travelers / cabin |
| Cancun (CUN) · 1 adult | Dec 4–7, 2026 | Out: Air Canada · 1 stop (YYZ) · 12h 45m | Round-trip starting total: $379 | Round-trip starting total: $424 — return selection pending | Search for 1 adult · Change dates · Travelers / cabin |
| Cancun (CUN) · 1 adult | Dec 4–7, 2026 | Out: Alaska Airlines · Nonstop · 5h 57m | Round-trip starting total: $901 | Round-trip starting total: $1,002 — return selection pending | Search for 1 adult · Change dates · Travelers / cabin |
| Cancun (CUN) · 1 adult | Dec 10–13, 2026 | Out: Air Canada · 1 stop (YVR) · 8h 55m | Round-trip starting total: $370 | Round-trip starting total: $415 — return selection pending | Search for 1 adult · Change dates · Travelers / cabin |
| Cancun (CUN) · 1 adult | Dec 10–13, 2026 | Out: Alaska Airlines · Nonstop · 5h 57m | Round-trip starting total: $812 | Round-trip starting total: $904 — return selection pending | Search for 1 adult · Change dates · Travelers / cabin |
| Cancun (CUN) · 1 adult | Dec 11–14, 2026 | Out: Air Canada · 1 stop (YYZ) · 12h 45m | Round-trip starting total: $379 | Round-trip starting total: $424 — return selection pending | Search for 1 adult · Change dates · Travelers / cabin |
| Cancun (CUN) · 1 adult | Dec 11–14, 2026 | Out: Alaska Airlines · Nonstop · 5h 57m | Round-trip starting total: $891 | Round-trip starting total: $994 — return selection pending | Search for 1 adult · Change dates · Travelers / cabin |
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More flight comparisons from Seattle
- Seattle to Los Cabos, Puerto Vallarta, Cancun and Mazatlan flight deals
- Flights from Seattle in December 2026
- Seattle to Cancun (CUN): December 2026 flight deals
- Seattle to Los Cabos (SJD): flights January 12–19, 2027
- Seattle to Los Cabos (SJD): flights January 19–26, 2027
- Seattle to Puerto Vallarta (PVR): flights January 12–19, 2027
- Seattle to Puerto Vallarta (PVR): flights January 19–26, 2027
- Seattle to Cancun (CUN): flights January 12–19, 2027
- Seattle to Cancun (CUN): flights January 19–26, 2027
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