Which airline is most reliable for PDX (Portland) to BOS (Boston)?

The most reliable airline on the PDX to BOS route is Alaska Airlines, with an on-time arrival rate of 83%.

How often are flights delayed from PDX to BOS?

About 23% of flights from PDX to BOS experience delays. 77% arrive on time.

What's the average delay on PDX to BOS flights?

When flights from PDX to BOS are delayed, the average delay is approximately 70 minutes.

Is a short connection safe after a PDX to BOS flight?

With 77% of PDX to BOS flights arriving on time and an average delay of 70 minutes when late, a connection under 60 minutes at BOS is risky. We recommend at least 75-90 minutes for domestic connections after this route.

PDX → BOS

PDX (Portland) to BOS (Boston)

PDX (Portland) to BOS (Boston) flights arrive on time 77% of the time. The most reliable airline on this route is Alaska Airlines at 83%. The average delay is 70 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).

Source: Bureau of Transportation Statistics. Updated October 2026.

PDX → BOS on-time performance by month

JanFebMarAprMayJunJulAugSepOctNovDec

Worse

Better

This route is on time most of the time. About 77% of flights arrive on schedule.

Delays on this route are most often caused by the airline (crew, maintenance, or boarding).

Accurate?

Alaska Airlines is significantly more reliable on this route at 83% on time vs JetBlue Airways at 61%.

Airline Comparison

Alaska Airlines leads at 83% on time; JetBlue Airways trails at 61%.

Accurate?

Good to know

Departing from PDX

83% on time

Expect ~17 min sitting on the taxiway after your gate pushes back. PDX has long runway queues.

TSA is currently ~24 min. Best time: 4 AM (about 5 min).

More about PDX →

Arriving at BOS

77% on time

When flights into BOS are late, the average delay is 75 minutes. Build buffer if you have ground plans.

If connecting at BOS: TSA is ~33 min right now. Allow at least 60 minutes for a domestic connection.

More about BOS →Connection times at BOS →

Flight cancelled or delayed?

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PDX Airport BOS Airport

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Data last updated October 2026. Source: Bureau of Transportation Statistics.