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Cheapest one-way flights from Denver (DEN) to San Jose (SJO), July

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Dates, airline, and price
Dates	Airline	Price
31 Jul	United Direct Flight
25 Jul	United
26 Jul	United
27 Jul	United
28 Jul	United
29 Jul	United
30 Jul	United
22 Jul	Frontier Airlines
25 Jul	United Direct Flight
19 Jul	Copa

deals for return flights from Denver to San Jose in July.

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Updated Jul 17, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest one-way flights from Denver (DEN) to San Jose (SJO), July

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