Cheapest one-way flights from Boston to San Jose in April from $106

AirHint found the following cheapest one-way flights from Boston (BOS) to San Jose (SJO) in April 2026 (see full year).

One-Way flights

21 Apr United
28 Apr jetBlue
27 Apr United
06 Apr Spirit Airlines
07 Apr Spirit Airlines
08 Apr Spirit Airlines
01 Apr Spirit Airlines
13 Apr Spirit Airlines
14 Apr Spirit Airlines
29 Apr Spirit Airlines

Also check the deals for return flights from Boston to San Jose in April.

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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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