Cheapest one-way flights from Denver to San Jose in April from 120€

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

One-Way flights

18 Apr Frontier Airlines
25 Apr Frontier Airlines
10 Apr Frontier Airlines
24 Apr Frontier Airlines
18 Apr United direct
24 Apr United direct
19 Apr United
15 Apr United
22 Apr Southwest Airlines
07 Apr Southwest Airlines

Also check the deals for return flights from Denver 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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