Direct flights from Houston to Guanacaste
All flights from IAH to LIR non-stop. There are direct flights from George Bush Intcntl Houston (IAH), Texas, USA to Daniel Oduber Quiros International (LIR), Costa Rica with United Airlines. 7 weekly departures are currently scheduled on this route. Departure times range from 07:20 to 16:05 depending on the schedule period. The flight distance is 1489 miles (2396 km). Flight time ranges from 3 hours and 30 minutes to 3 hours and 35 minutes.
Houston
, USA
Guanacaste
, Costa Rica
Flight schedule from Houston to Guanacaste with United Airlines
This is a weekly direct flight schedule for United Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2026-08-17
Houston to Guanacaste scheduled departures
Select a date to see every published non-stop departure between IAH and LIR.
IAH - LIR route facts
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Distance1489 miles (2396 km)
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Flight time3 hours and 30 minutes to 3 hours and 35 minutes
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Airline United
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Airline alliancesStar Alliance
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CabinsEconomy Business First
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Hub airportsIAH
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Departure terminalsTerminal C
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AircraftBoeing 737-800 Passenger, Boeing 737-900 Passenger, Boeing 737MAX 9 Passenger and Boeing 737MAX 8 Passenger
Route FAQ
Nearby airports that offer flights to Guanacaste (LIR)
From Hobby Airport (HOU)
2 flights per week
Direct flights from Houston to Costa Rica
From Houston to San Jose
SJO Juan Santamaria International
