Cheapest one-way flights from Denver to San Jose in March from $124

Best time to book flights for Denver (DEN) to San Jose (SJO) flights at AirHint

AirHint found the following cheapest one-way flights from Denver (DEN) to San Jose (SJO) in March 2025 (see full year).

One-Way flights

26 Mar Frontier Airlines
30 Mar Southwest Airlines direct
18 Mar American Airlines
28 Mar Delta
01 Mar United direct
03 Mar American Airlines
02 Mar American Airlines
08 Mar United
17 Mar Frontier Airlines
22 Mar Frontier Airlines

Also check the deals for return flights from Denver to San Jose in March.

Skyscanner

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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