Historical on-time performance
Portland to New York
269 miData through May 2026Source: US DOT · BTS
Flights on PWM–LGA arrive on time 77% of the time over the last 12 months.
On-time rate77%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled4.6%of scheduled flights
based on 1,097 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Republic AirwaysOn-time77%Medianon timep9045 minCancel4.6%Flights1,097
Why flights run late
Delay causes
- Airline28%
- Weather5%
- Air traffic (NAS)39%
- Late aircraft29%
- Security0%
Most delay minutes here are attributed to Air traffic (NAS).
When flights don't go
Why flights were cancelled
- Airline28%
- Weather26%
- Air traffic (NAS)46%
- Security0%
Most cancellations here are attributed to Air traffic (NAS). Shares are among 50 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly PWM → LGA
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 87% on time.
- Mornings87% on time · p90 15 min · 1,258 flights
- Middays83% on time · p90 25 min · 1,202 flights
- Afternoons73% on time · p90 65 min · 808 flights
- Evenings68% on time · p90 70 min · 641 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 76% to 84% on time.
- Saturdays84% on time · p90 30 min · 435 flights
- Wednesdays82% on time · p90 30 min · 577 flights
- Tuesdays81% on time · p90 30 min · 577 flights
- Thursdays80% on time · p90 40 min · 584 flights
- Mondays78% on time · p90 35 min · 588 flights
- Sundays77% on time · p90 35 min · 561 flights
- Fridays76% on time · p90 65 min · 587 flights
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