Live tracking not available yet
UA3666 has a schedule in our database but isn't on the airport board right now. Live position data typically appears within a few hours of departure.
Flight Status
Scheduled
Route Info
PWM
Portland International Jetport
Portland
Scheduled 6:00 AM
EWR
Newark Liberty International Airport
Newark
TC Scheduled 7:38 AM
1h 38m flight time
Mon Tue Wed Thu Fri Sun
Recent Flights
Last 8 observedMar 15
Sun
ORD
DCA
Dep 10:00:00
(actual 10:33:00)
E75L
Boarding
Mar 13
Fri
ORD
DCA
Dep 10:00:00
(actual 10:32:00)
E75L
Boarding
Mar 12
Thu
ORD
DCA
Dep 10:00:00
(actual 10:46:00)
E7W
Boarding
Mar 11
Wed
ORD
DCA
Dep 10:00:00
(actual 10:24:00)
E7W
Boarding
Mar 10
Tue
ORD
DCA
Dep 10:00:00
(actual 10:33:00)
E7W
Boarding
Mar 09
Mon
ORD
DCA
Dep 10:00:00
(actual 10:33:00)
E7W
Boarding
Mar 08
Sun
ORD
DCA
Dep 10:00:00
(actual 10:31:00)
E7W
Boarding
Mar 06
Fri
ORD
DCA
Dep 10:00:00
(actual 12:28:00)
E7W
Boarding
Schedule
Operates
Mon Tue Wed Thu Fri Sun
Departure
6:00 AM
Arrival
7:38 AM
Duration
1h 38m
Aircraft
Embraer E175
Operating Days
Mo
Tu
We
Th
Fr
Sa
Su
Upcoming
Fri, Mar 20
Sun, Mar 22
Mon, Mar 23
Tue, Mar 24
Wed, Mar 25
Thu, Mar 26
Fri, Mar 27
Schedule valid
Apr 30 —
May 20, 2026