Direct flights from Guanacaste to Houston
All flights from LIR to IAH non-stop. There are direct flights from Daniel Oduber Quiros International (LIR), Costa Rica to George Bush Intcntl Houston (IAH), Texas, USA with United Airlines. 21 weekly departures are currently scheduled on this route. Departure times range from 07:35 to 15:50 depending on the schedule period. The flight distance is 1489 miles (2396 km). Flight time ranges from 3 hours and 37 minutes to 3 hours and 45 minutes.
Guanacaste
, Costa Rica
Houston
, USA
Flight schedule from Guanacaste to Houston 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 2026-07-13
Guanacaste to Houston scheduled departures
Select a date to see every published non-stop departure between LIR and IAH.
LIR - IAH route facts
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Distance1489 miles (2396 km)
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Flight time3 hours and 37 minutes to 3 hours and 45 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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Arrival terminalsTerminal E
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AircraftBoeing 737-800 Passenger, Boeing 737MAX 9 Passenger and Boeing 737-900 Passenger
Route FAQ
Direct flights from Guanacaste to USA
From Guanacaste to Seattle
SEA Seattle Tacoma International
From Guanacaste to San Francisco
SFO San Francisco International
From Guanacaste to Los Angeles
LAX Los Angeles International
From Guanacaste to Minneapolis
MSP Minneapolis St Paul International
From Guanacaste to Denver
DEN Denver International
From Guanacaste to Chicago
ORD Chicago O Hare International
From Guanacaste to Boston
BOS Boston Logan International Airport
From Guanacaste to Detroit
DTW Detroit Metropolitan Airport
From Guanacaste to New York
JFK John F Kennedy International
From Guanacaste to New York
EWR Newark Liberty International
