LGA to PWM flight delays & on-time performance
Nonstop flights from LaGuardia Airport to Portland International Jetport · 269 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at LGA or PWM right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from New York (LGA) to Portland (PWM) arrived on time 78% of the time in Aug 2025 – Jul 2026, in line with the national average.
- 5.2% were cancelled, and 9% arrived an hour or more late.
- Departures scheduled around 7am did best (92% on time); around 6pm did worst (66%).
- Saturday was the most reliable day to fly (82% on time) and Sunday the least (76%).
- The largest source of delay minutes was late-arriving aircraft (51%).
Which airline is most on time from LGA to PWM?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| American Airlines | 92% | 0.0% | 4 min | 2.0% | 50 |
| Republic AirwaysRegional airline operating flights for American Eagle, Delta Connection and United Express. | 78% | 5.3% | 14 min | 9.0% | 1,126 |
| Delta Air Lines | 33% | 14.3% | 81 min | 50.0% | 7 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 7am92%36 flights
- 8am91%58 flights
- 9am87%217 flights
- 10am82%18 flights
- 11am86%155 flights
- 1pm97%32 flights
- 2pm76%143 flights
- 3pm68%152 flights
- 6pm66%65 flights
- 7pm95%23 flights
- 8pm78%24 flights
- 9pm67%255 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday80%8.1% cancelled
- Tuesday77%6.3% cancelled
- Wednesday78%2.9% cancelled
- Thursday78%4.1% cancelled
- Friday77%3.4% cancelled
- Saturday82%4.5% cancelled
- Sunday76%6.5% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft51%
- Airline (crew, maintenance, cleaning, fueling)27%
- Air traffic control & airport congestion21%
- Extreme weather1%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)44%
- Air traffic control & airport congestion31%
- Extreme weather25%
- Security0%
LGA to PWM: common questions
- How often are LGA to PWM flights on time?
- 78% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from New York to Portland cancelled?
- 5.2% of scheduled flights were cancelled (61 of 1,183).
- How long are typical delays?
- Across all flights the average arrival delay was 14 min (early arrivals count as zero). Flights that were late arrived 61 min behind schedule on average, and 8.9% of flights were an hour or more late.
- How long is taxi time at LGA?
- Flights on this route spent 25 min taxiing from the gate to takeoff on average.
Related routes
Return trip: PWM to LGA — 82% on time
More flights from New York
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: LGA → PWM, nonstop flights by US airlines that report to the DOT. How we calculate this.