Houston to Cartagena (IAH-CTG): nonstop flights and who flies them

United Airlines flies the IAH to CTG nonstop about 4 times a week. In the timetable below it flies as UA 577, scheduled at 4h 15m for the 1,857 miles.

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

Updated .

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4
Flights a week, 4-week average
4h 15m
Scheduled flight time
1,857 mi
Nonstop distance
Free
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Houston to Cartagena flight schedule

Scheduled nonstop departures for IAH to CTG starting October 23, 2026, last checked against our schedule feed on October 18, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Houston (IAH) to Cartagena (CTG)
Date Flight Airline Departs IAH Arrives CTG Duration Aircraft
UA 577United Airlines09:3514:504h 15mBoeing 737 MAX 8
UA 577United Airlines09:3514:504h 15mBoeing 737 MAX 8
UA 577United Airlines09:3514:504h 15mBoeing 737 MAX 8
UA 577United Airlines09:3514:504h 15mBoeing 737 MAX 8
UA 577United Airlines09:3514:504h 15mBoeing 737 MAX 8
UA 577United Airlines09:3514:504h 15mBoeing 737 MAX 8
UA 577United Airlines09:3514:504h 15mBoeing 737 MAX 8

Showing all 7 scheduled IAH to CTG departures across 7 days with service, starting October 23, 2026. 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 hasn't filed that value in the schedule data we hold. Aircraft are the equipment the airline filed, named where the code pins down one type and shown as the family or the bare code where it doesn't. Swaps can happen up to departure.

See every IAH to CTG date on the interactive map

Aircraft on the Houston to Cartagena nonstop

United Airlines flies the Boeing 737 MAX 8 on every departure in the schedule table on this page. Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure.

The full IAH to CTG nonstop schedule

This page carries the full IAH to CTG nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below.

See the schedule

Who operates each IAH to CTG nonstop and how often it runs, from 2LNR's schedule data.

Plan on the map

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

Airlines flying Houston to Cartagena nonstop

Carriers operating IAH to CTG nonstop in the current schedule.

See IAH to CTG on the interactive map →

Frequently asked questions about IAH to CTG

How long is the flight from Houston (IAH) to Cartagena (CTG)?
UA 577 is scheduled at 4h 15m from Houston (IAH) to Cartagena (CTG) on every departure in the schedule table on this page. The nonstop covers about 1,857 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book.
Which airlines fly nonstop from IAH to CTG?
United Airlines is currently the only airline flying IAH to CTG nonstop. 2LNR doesn't show award or upgrade space for it on IAH to CTG, so this page carries the schedule rather than a space claim.
How many flights a week are there from IAH to CTG?
About 4 nonstop flights a week run between Houston (IAH) and Cartagena (CTG) 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 CTG depart?
In the next 7 days with service, every scheduled IAH to CTG nonstop leaves at 09:35 local time at Houston. The schedule table on this page lists each departure by date.
Which flights operate IAH to CTG nonstop?
United Airlines flies UA 577 nonstop from Houston (IAH) to Cartagena (CTG), the only flight number in the schedule table on this page. The table lists each date with its departure and arrival times and aircraft.
Does 2LNR show upgrade or award space on IAH to CTG?
Not on this route: 2LNR doesn't show award or upgrade space for United Airlines on IAH to CTG. The page carries the full IAH to CTG nonstop schedule and who flies each departure, and the reverse direction is linked below.

See the full IAH to CTG nonstop schedule

Every scheduled departure on this route, with who flies it. 2LNR shows upgrade and award space by date on the carriers it tracks, the next 14 days free on every product and the full horizon on Pro.

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