PDX → BOSPortland to Boston

live

Direct flights from Portland (PDX) to Boston (BOS): 7 nonstop departures observed each week across 1 airline. 80% of the last 5 operated flights arrived within 15 minutes of schedule. The median arrival is 7 minutes early. No cancellations were recorded across the 5 tracked flights. The nonstop covers 4,072 km, an estimated 5 hours 43 minutes in the air. Measured by Pro Flight Search from live flight boards at Portland and Boston. Updated 18 October 2026 at 16:22 UTC.

Today, PDX → BOS

Sun 18 Oct · local times
  1. 07:03 AS358Alaska Left 07:15 +12 BOS est. 15:24In the air · sched 15:43
  2. 21:44 AS436Alaska Sched 21:44Departure not confirmed by the board ·

Checked PDX board 09:22 · BOS board 12:09

PDX Portland smooth · +0
BOS Boston smooth · +0
4,072 km · ~5h 43m est.
dep bank 07:03–21:447x weekly
Runs reliable · 1 airline · 7x weekly · nonstop
80% on time

of the last 5 operated PDX → BOS flights arrived within 15 minutes

Median arrival delay is −7 min. 0 of 5 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−7 minacross the last 5 operated legs
Flight time~5h 43mestimated from route distance
Weekly departures7x1 direct airline on the leg

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Alaska Airlines

Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.

Who flies it

observed on the boards · 7 days
Alaska AirlinesAS80% on time

Flights AS358 07:03 daily · AS436 21:44 daily

History

operated legs · board outcomes
10-18AS358dep +12 → arr−19
10-17AS358dep −1 → arr−24
10-17AS436dep +1 → arr−7
10-16AS358dep +43 → arr+25
10-16AS436dep +5 → arr−2

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
PDXPortland +0 min smooth 🌫 overcast · WSW 3 kt Full PDX delay board →
BOSBoston +0 min smooth 🌤 few clouds · SSW 4 kt Full BOS delay board →

Weather lens

Current conditions put the pressure at BOS: 39% odds of a 15+ minute delay and around +9 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the Portland to Boston route actually runs

Pro Flight Search records official board updates for nonstop PDX to BOS flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.

Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — Portland (PDX) to Boston (BOS) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/PDX-BOS
How we measure this →

PDX to BOS questions

Is PDX–BOS running on time right now?

Smooth skies ahead. Both endpoints currently score the same, route health score 100/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on PDX–BOS?

Operators schedule morning departures around 07:03 and evening departures around 21:44 from PDX. Earlier flights typically land before destination-airport delays accumulate later in the day; check the BOS delay card to confirm conditions when you'd arrive.

How long is the flight from PDX to BOS?

Great-circle distance is 4,072 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 317–379 min gate-to-gate on this route.

How often does PDX–BOS fly?

Alaska Airlines runs the route with about 14 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.