Cheap flights from Denver to Guanacaste

Direct flight: 3,761 km, ~4h 25m from Denver (DEN) to Guanacaste (LIR).

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Live fares · DEN → LIR

Frequently asked questions

  • How long is the flight from Denver to Guanacaste?

    Direct flights from DEN to LIR cover approximately 3,761 km (2,337 miles), with an estimated flight time of 4h 25m. Operating airlines: UA, WN.

Related guides for this route

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.

Full route page: DEN → LIR Cheapest month to fly to Guanacaste All flights from Denver All flights to Guanacaste Flights to Costa Rica Visa-free with USA passport UA routes WN routes