AirHint found the following cheapest return flights from Knoxville (TYS) to San Juan (SJU) in February 2026 (see full year).
Return flights
| 28 Feb - 07 Mar | Allegiant Air | ||
| 26 Feb - 02 Mar | Allegiant Air | ||
| 24 Feb - 28 Feb | Allegiant Air | ||
| 27 Feb - 02 Mar | Allegiant Air | ||
| 16 Feb - 23 Feb | Allegiant Air |
Also check the deals for one-way flights from Knoxville to San Juan in February.
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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.
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