The U.S. aircraft register, updated daily
Routes and flights · the DOT's airline reports, August 2025 to July 2026

Portland International Jetport ⇄ George Bush Intcntl/Houston PWM–IAH

Airlines flew 25 flights between Portland International Jetport PWM in Portland, ME and George Bush Intcntl/Houston IAH in Houston, TX in the twelve months to July 2026, both directions together: 2,071 passengers in 2,448 seats, 85% of them filled. 1,667 miles, about 231 minutes in the air, on 2 airlines: SkyWest Airlines Inc. (15), United Air Lines Inc. (10). Planning to fly it yourself? The weather and winds along this route right now.

25
flights, twelve months
PWM-IAH: 12 · IAH-PWM: 13
2,071
passengers
85% of seats filled
1,667
miles
about 231 minutes airborne
2
airlines
3 aircraft types

Flights by month both directions

0246826/258629/257287/26
By month, as a table
flights
6/252
7/258
8/256
9/252
10/257
6/262
7/268

Passengers by month

02104216328421416/255174141339/254642188427/26
By month, as a table
passengers
6/25141
7/25517
8/25414
9/25133
10/25464
6/26218
7/26842

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
SkyWest Airlines Inc. OO151,01189%scheduled passenger service
United Air Lines Inc. UA101,06081%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Embraer ERJ-17515761,011
Airbus Industrie A3198126906
Airbus Industrie A320-100/2002150154

PWM → IAH this direction alone · flown June 2025 to July 2026

12 flights of 12 scheduled, 1,034 passengers in 1,186 seats. SkyWest Airlines Inc. 7; United Air Lines Inc. 5.

IAH → PWM this direction alone · flown June 2025 to July 2026

13 flights of 13 scheduled, 1,037 passengers in 1,262 seats. SkyWest Airlines Inc. 8; United Air Lines Inc. 5.

Source: the Bureau of Transportation Statistics' T-100 Segment table (all carriers). A flight is one departure performed on this segment; seats and passengers are the airlines' own monthly reports; "seats filled" is passengers divided by seats. The miles are the DOT's great-circle distance. Both ends: Portland International Jetport PWM and George Bush Intcntl/Houston IAH; all routes.