Airlines with flights from Denver to Guanacaste
There are four airlines with scheduled flights between DEN and LIR. Both United and Southwest operates non-stop flights from Denver International to Daniel Oduber Quiros International and the flight time is 5 hours and 11 minutes.
There are four airlines with scheduled flights between DEN and LIR. Both United and Southwest operates non-stop flights from Denver International to Daniel Oduber Quiros International and the flight time is 5 hours and 11 minutes. Choose airline
Schedules
Non-stop with United Airlines
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Total flight time: 5 hours and 11 minutes
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Denver is a United Airlines hub.
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7 flights per week
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Boeing 737MAX 8 Passenger
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First class available
Flight
The timetable & schedule information was updated at 2026-04-21
Non-stop with Southwest Airlines
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Total flight time: 5 hours
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Low-cost airline
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Denver is a Southwest Airlines focus city (Operating base).
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1 flight per week
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Boeing 737MAX 8 Passenger
Flight
The timetable & schedule information was updated at 2026-04-21
Via Houston with Southwest Airlines
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Total flight time: 6h 30m - 8h 05m.
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Low-cost airline
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Denver is a Southwest Airlines focus city (Operating base).
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31 flights per week
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Boeing 737MAX 8 Passenger
Flight
WN691
WN691
WN691
WN691
The timetable & schedule information was updated at 2026-04-21
Via Houston with United Airlines
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Total flight time: 6h 40m - 9h 25m.
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Denver is a United Airlines hub.
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56 flights per week
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Boeing 737MAX 8 Passenger
Flight
UA1512
UA1737
The timetable & schedule information was updated at 2026-04-21
Via Dallas with American Airlines
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Total flight time: 7h 13m - 9h 41m.
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One World Alliance
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46 flights per week
Flight
AA409
AA409
AA819
The timetable & schedule information was updated at 2026-04-21
Via Atlanta with Delta Air Lines
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Total flight time: 7h 45m - 11h 20m.
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Sky Team Alliance
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18 flights per week
Flight
DL1898
The timetable & schedule information was updated at 2026-04-21
