Cheapest one-way flights from Seattle to San Juan in December from $148
AirHint found the following cheapest one-way flights from Seattle (SEA) to San Juan (SJU) in December 2024 (see full year).
One-Way flights
| 30 Dec | Frontier Airlines | ||
| 31 Dec | Sun Country Airlines | ||
| 25 Dec | American Airlines | ||
| 24 Dec | Sun Country Airlines | ||
| 23 Dec | Delta | ||
| 22 Dec | American Airlines | ||
| 26 Dec | Sun Country Airlines |
Also check the deals for return flights from Seattle to San Juan in December.
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
