Houston to Port of Spain (IAH-POS): nonstop flights and who flies them

United Airlines flies the IAH to POS nonstop about 7 times a week. With United Airlines flying most of the schedule, the long-haul premium cabin opens when that one carrier decides it does, which is why the calendar matters more than the search. United Airlines fly the route nonstop in 2LNR's schedule data; the timetable and the reverse direction are below.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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7
Nonstop flights a week
2,562 mi
Nonstop distance
Free
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Houston to Port of Spain flight schedule

Scheduled nonstop departures for IAH to POS, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Houston (IAH) to Port of Spain (POS)
Date Flight Airline Departs IAH Arrives POS Duration Aircraft
UA 2353United Airlines16:4923:235h 34m7M9
UA 2353United Airlines16:4923:235h 34m7M9
UA 2353United Airlines16:4923:235h 34m7M9
UA 2353United Airlines16:4923:235h 34m7M9
UA 2353United Airlines16:4923:235h 34m7M9
UA 2353United Airlines16:4923:235h 34m7M9
UA 2353United Airlines16:4923:235h 34m7M9

Showing all 7 scheduled IAH to POS departures across the next 7 days with service. Later dates are on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every IAH to POS date on the interactive map

The full IAH to POS nonstop schedule

United Airlines fly the route nonstop in 2LNR's schedule data. This page carries the full IAH to POS nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below.

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Confirmed upgrade and award seats on each IAH to POS departure, checked against live inventory so you know what is open before you book.

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Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See IAH to POS on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Houston to Port of Spain nonstop

Carriers operating IAH to POS nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

See IAH to POS on the interactive map →

Frequently asked questions about IAH to POS

How far is Port of Spain from Houston?
IAH to POS covers about 2,562 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.
Which airlines fly nonstop from IAH to POS?
United Airlines is currently the only airline flying IAH to POS nonstop. None of them is a carrier 2LNR reads inventory for, so this page carries the IAH to POS schedule rather than a space claim.
How many flights a week are there from IAH to POS?
About 7 nonstop flights a week run between Houston and Port of Spain in the current schedule, operated by United Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from IAH to POS depart?
In the next 7 days with service, every scheduled IAH to POS nonstop leaves at 16:49 local time at Houston. The schedule table on this page lists each departure by date.
Does 2LNR show upgrade or award space on IAH to POS?
Not on this route: none of United Airlines is a carrier 2LNR reads inventory for. The page carries the full IAH to POS nonstop schedule and who flies each departure, and the reverse direction is linked below.

See the full IAH to POS nonstop schedule

Every scheduled departure on this route, with who flies it. On the routes 2LNR does read inventory for, upgrade and award space shows by date, the next 14 days free on every product and the full horizon on Pro.

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