South Portland Gardens to Washington (PWM-IAD): nonstop flights and who flies them

United Airlines flies nonstop between South Portland Gardens (PWM) and Washington (IAD), roughly 47 times a week. With United Airlines running most of the schedule, the shape of a week is predictable, which makes an open premium seat on a given date easy to spot and quick to lose. 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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47
Nonstop flights a week
492 mi
Nonstop distance
Free
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South Portland Gardens to Washington flight schedule

Scheduled nonstop departures for PWM to IAD, 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 South Portland Gardens (PWM) to Washington (IAD)
Date Flight Airline Departs PWM Arrives IAD Duration Aircraft
UA 1926United Airlines05:1507:001h 45m7M9
UA 3522United Airlines05:1507:071h 52mE7W
UA 3494United Airlines09:4911:411h 52mE7W
UA 3465United Airlines09:5511:461h 51mE7W
UA 3459United Airlines14:2016:302h 10mE7W
UA 3453United Airlines14:3816:351h 57mE7W
UA 3582United Airlines19:3521:301h 55mE7W
UA 1926United Airlines05:1507:001h 45m7M9
UA 3522United Airlines05:1507:071h 52mE7W
UA 3494United Airlines09:4911:411h 52mE7W
UA 3465United Airlines09:5511:461h 51mE7W
UA 3459United Airlines14:2016:302h 10mE7W
UA 3453United Airlines14:3816:351h 57mE7W
UA 3582United Airlines19:3521:301h 55mE7W
UA 1926United Airlines05:1507:001h 45m7M9
UA 3522United Airlines05:1507:071h 52mE7W
UA 3494United Airlines09:4911:411h 52mE7W
UA 3465United Airlines09:5511:461h 51mE7W
UA 3459United Airlines14:2016:302h 10mE7W
UA 3453United Airlines14:3816:351h 57mE7W
UA 3582United Airlines19:3521:301h 55mE7W
UA 1926United Airlines05:1507:001h 45m7M9
UA 3522United Airlines05:1507:071h 52mE7W
UA 3494United Airlines09:4911:411h 52mE7W
UA 3453United Airlines14:3816:351h 57mE7W
UA 3582United Airlines19:1621:141h 58mE7W
UA 1926United Airlines05:1507:001h 45m7M9
UA 3522United Airlines05:1507:071h 52mE7W
UA 3494United Airlines09:4911:411h 52mE7W
UA 3465United Airlines09:5511:461h 51mE7W
UA 3459United Airlines14:2016:302h 10mE7W
UA 3453United Airlines14:3816:351h 57mE7W
UA 3582United Airlines19:3521:301h 55mE7W
UA 1926United Airlines05:1507:001h 45m7M9
UA 3522United Airlines05:1507:071h 52mE7W
UA 3494United Airlines09:4911:411h 52mE7W
UA 3465United Airlines09:5511:461h 51mE7W
UA 3459United Airlines14:2016:302h 10mE7W
UA 3453United Airlines14:3816:351h 57mE7W
UA 3582United Airlines19:3521:301h 55mE7W

Showing the first 40 of 47 scheduled PWM to IAD departures across the next 7 days with service. Every remaining date is 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 PWM to IAD date on the interactive map

The full PWM to IAD nonstop schedule

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

See real availability

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

Set an alert

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

Airlines flying South Portland Gardens to Washington nonstop

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

See PWM to IAD on the interactive map →

Frequently asked questions about PWM to IAD

How far is Washington from South Portland Gardens?
PWM to IAD covers about 492 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 PWM to IAD?
United Airlines is currently the only airline flying PWM to IAD nonstop. None of them is a carrier 2LNR reads inventory for, so this page carries the PWM to IAD schedule rather than a space claim.
How many flights a week are there from PWM to IAD?
About 47 nonstop flights a week run between South Portland Gardens and Washington 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 PWM to IAD depart?
Scheduled PWM to IAD nonstops in the next 7 days with service leave between 05:15 and 19:35, local time at South Portland Gardens. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
Does 2LNR show upgrade or award space on PWM to IAD?
Not on this route: none of United Airlines is a carrier 2LNR reads inventory for. The page carries the full PWM to IAD nonstop schedule and who flies each departure, and the reverse direction is linked below.

See the full PWM to IAD 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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