Houston to South Portland Gardens (IAH-PWM): nonstop flights and who flies them

United Airlines has one Houston (IAH) to South Portland Gardens (PWM) nonstop scheduled in the coming weeks, according to 2LNR's schedule data.

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

Updated .

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4h 2m
Scheduled flight time
1,665 mi
Nonstop distance
Free
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Houston to South Portland Gardens flight schedule

Scheduled nonstop departures for IAH to PWM starting October 22, 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 South Portland Gardens (PWM)
Date Flight Airline Departs IAH Arrives PWM Duration Aircraft
UA 4761United Airlines09:3514:374h 2mEmbraer E175
UA 1397United Airlines13:3522:57—Airbus A319
UA 1397United Airlines13:3522:57—Airbus A319
UA 1397United Airlines13:3522:57—Airbus A319
UA 1397United Airlines13:3522:57—Airbus A319
UA 1397United Airlines13:3522:57—Airbus A319
UA 1397United Airlines13:3522:57—Airbus A319

Showing all 7 scheduled IAH to PWM departures across 7 days with service, starting October 22, 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 PWM date on the interactive map

Aircraft on the Houston to South Portland Gardens nonstop

United Airlines flies the departures in the schedule table on this page with the Airbus A319 and the Embraer E175. Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure.

The full IAH to PWM nonstop schedule

This page carries the full IAH to PWM 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 PWM nonstop and how often it runs, from 2LNR's schedule data.

Plan on the map

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

Airlines flying Houston to South Portland Gardens nonstop

Carriers operating IAH to PWM nonstop in the current schedule.

See IAH to PWM on the interactive map →

Frequently asked questions about IAH to PWM

How long is the flight from Houston (IAH) to South Portland Gardens (PWM)?
Where the schedule table on this page lists a duration, UA 4761 is scheduled at 4h 2m from Houston (IAH) to South Portland Gardens (PWM). The nonstop covers about 1,665 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book.
Which airlines fly nonstop from IAH to PWM?
United Airlines is currently the only airline flying IAH to PWM nonstop. 2LNR doesn't show award or upgrade space for it on IAH to PWM, so this page carries the schedule rather than a space claim.
How often does IAH to PWM operate?
2LNR's schedule data shows a single IAH to PWM nonstop in the coming weeks, on United Airlines, rather than a weekly service. Thin schedules like this change by season, and on Pro an alert will catch anything added.
What time do flights from IAH to PWM depart?
Scheduled IAH to PWM nonstops in the next 7 days with service leave between 09:35 and 13:35, local time at Houston. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
Which flights operate IAH to PWM nonstop?
In the schedule table on this page, IAH to PWM nonstops fly as UA 1397 and UA 4761 on United Airlines. The table lists each departure by date with its times and aircraft.
Does 2LNR show upgrade or award space on IAH to PWM?
Not on this route: 2LNR doesn't show award or upgrade space for United Airlines on IAH to PWM. The page carries the full IAH to PWM nonstop schedule and who flies each departure, and the reverse direction is linked below.

See the full IAH to PWM 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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