Departure
Scheduled departure: 2026-10-29 10:30 (UTC-07:00). Confirm airport transport and terminal opening hours in advance.
AS3111 Seattle–Tacoma International Airport to Portland International Airport nonstop flight: schedule, airports, aircraft and travel guide.
AS3111 Flight Overview
AS3111 is operated by SkyWest Airlines as Alaska SkyWest and connects Seattle–Tacoma International Airport (SEA) and Portland International Airport (PDX). Scheduled departure: 2026-10-29 10:30 (UTC-07:00); scheduled arrival: 2026-10-29 11:36 (UTC-07:00).
AirlineAlaska Airlines
Flight numberAS3111
RouteSEA to PDX
Scheduled duration1 hr 6 min
Seattle to Portland Route Information
AS3111 is a nonstop flight from Seattle–Tacoma International Airport (SEA) to Portland International Airport (PDX). Use the information below to plan your journey.
Route distanceApprox. 207 km
Scheduled flight time1 hr 6 min
Time difference0 min
Flight typenonstop
Arrival
Scheduled arrival: 2026-10-29 11:36 (UTC-07:00). Arrange pickup, hotel and onward transport for the arrival date.
Time zones
Departure: Seattle (UTC-07:00); arrival: Portland (UTC-07:00).
AS3111 On-time Performance & History
Methodology
Arrival on-time rate
Sample flights-
Average departure delay-
Average arrival early-
Cancllation rate-
Longest delay-
Early arrivals-
Historical statistics are for reference only and do not predict future flight performance.
Aircraft, Cabin & Services
Based on currently published aircraft and cabin information; the operating aircraft may change.
Published aircraft type
Embraer 175
31 inches
Seat configuration depends on the operating aircraft
Availability and fees depend on the flight
AS3111 Airports
Terminals follow the published schedule; check official airline channels for same-day gates and operations.
SEASeattle–Tacoma International Airport
Seattle, United States · UTC-07:00
- Departure terminal
- Check-in counter
- Announced on the day
PDXPortland International Airport
Portland · UTC-07:00
- Arrival terminal
- Baggage belt
- Announced on the day
Seattle–Tacoma International Airport Departure & Portland International Airport Arrival Guide
Departure date: 2026-10-29. Terminal and arrival information helps plan your journey.
Departing from Seattle–Tacoma International Airport
AS3111 is scheduled to depart from . Allow time for international check-in, baggage drop, security and immigration.
Arriving at Portland International Airport
Scheduled arrival is at . After immigration, take the MRT, taxi, ride-hailing service or airport bus to the city.
Planning your arrival
Scheduled arrival: 2026-10-29 11:36. Use the arrival date when booking hotels and pickup services.
Flight Changes, Cancellations & Missed Flights
If the schedule or aircraft changes, follow the booking channel and operating carrier rules.
Schedule changes
After an airline or booking-platform notice, confirm the new date, terminal and connecting transport.
Cancellation and changes
Refund, rebooking and involuntary-change rules depend on the booking channel, fare conditions and airline notice.
Missed flight
If you may not reach the airport on time, contact the booking channel or airline quickly to protect later sectors.
Check-in, Baggage & Entry Tips
International check-in deadlines, baggage allowance and entry requirements may vary by fare and traveller.
Arrive early for check-in
Arrive at least 3 hours before departure. Counter opening times and online check-in rules follow Seattle–Tacoma International Airport guidance.
Check baggage allowance
Checked and carry-on baggage allowances depend on cabin, fare rules and membership tier. See the baggage terms in your booking.
Prepare entry documents
Before departure, check passport validity, visa or visa-free eligibility, andPortland International Airport’ latest arrival declaration requirements.
What should I check before flying AS3111?
Check the departure date
For an overnight flight, check the departure date on your ticket and plan airport transport in advance.
Confirm the operating carrier
Follow the airline rules shown in your booking for check-in and checked baggage.
Check boarding information
Gates and operating times may change; follow airline notices and airport displays.
Popular route recommendations
AS3111 Frequently Asked Questions
Which airline operates this flight?
AS3111 is operated by Alaska Airlines.
Where does it depart and arrive?
Seattle–Tacoma International Airport (SEA) → Portland International Airport (PDX).
What are the departure and arrival times?
Scheduled departure 10:30, arrival 11:36 · 1 hour 6 minutes.
Which terminal is used for check-in?
Departure terminal No data, arrival terminal No data. Check-in, gate and baggage belt are announced on the day.
Are meals and inflight entertainment available?
No data
Explore This Route
Departure airportFlights from Seattle–Tacoma International Airport
Arrival airportPortland International Airport information
Operating airlineSkyWest Airlines as Alaska SkyWest information