FlightRecord

Boston (BOS) to New York (LGA): On-Time Performance

Data through May 2026

Delays are only half the story on BOS–LGA: 4.1% of its scheduled flights were outright cancelled, well above the US norm, so a backup plan matters more here than on most routes. When flights do go, 80% land on time, no worse than the national average of 78%. Delta Air Lines has been the safer pick, arriving on time 89% of the time.

On-time
80%
arrived <15 min late
Avg delay
15 min
completed flights
Cancelled
4.1%
Flights/day
20
last 12 months
Duration
1h 25m
scheduled
Distance
184 mi

Best airline from BOS to LGA

3 airlines flew this route regularly between 2024-06 and 2026-05.

AirlineOn-timeAvg delayCancelledFlights
Delta Air Linesmost reliable89%13 min2.7%1,080
JetBlue Airways81%14 min2.6%1,861
Republic Airways79%16 min4.4%11,517

Monthly on-time trend

Monthly on-time percentage for BOS to LGA flights50%75%100%June 2024: 82% on-time (652 flights)82Jun 2024July 2024: 77% on-time (673 flights)77August 2024: 79% on-time (653 flights)79September 2024: 92% on-time (655 flights)92Sep 2024October 2024: 92% on-time (682 flights)92November 2024: 91% on-time (595 flights)91December 2024: 78% on-time (509 flights)78Dec 2024January 2025: 83% on-time (554 flights)83February 2025: 79% on-time (552 flights)79March 2025: 84% on-time (608 flights)84Mar 2025April 2025: 83% on-time (635 flights)83May 2025: 73% on-time (554 flights)73June 2025: 74% on-time (557 flights)74Jun 2025July 2025: 75% on-time (592 flights)75August 2025: 86% on-time (568 flights)86September 2025: 78% on-time (634 flights)78Sep 2025October 2025: 71% on-time (674 flights)71November 2025: 76% on-time (599 flights)76December 2025: 76% on-time (506 flights)76Dec 2025January 2026: 81% on-time (543 flights)81February 2026: 83% on-time (550 flights)83March 2026: 66% on-time (616 flights)66Mar 2026April 2026: 79% on-time (642 flights)79May 2026: 81% on-time (666 flights)81

Best time to fly from BOS to LGA

Aim for departures around 6 a.m. (94% on-time); avoid 9 p.m. departures (59%).

On-time percentage by scheduled departure hour, BOS to LGA6 a.m.: 94% on-time (1,337 flights)67 a.m.: 92% on-time (869 flights)78 a.m.: 87% on-time (1,053 flights)89 a.m.: 90% on-time (794 flights)910 a.m.: 87% on-time (976 flights)1011 a.m.: 87% on-time (875 flights)1112 p.m.: 82% on-time (1,026 flights)121 p.m.: 80% on-time (1,041 flights)132 p.m.: 80% on-time (912 flights)143 p.m.: 77% on-time (759 flights)154 p.m.: 67% on-time (946 flights)165 p.m.: 72% on-time (1,046 flights)176 p.m.: 69% on-time (891 flights)187 p.m.: 68% on-time (1,080 flights)198 p.m.: 67% on-time (717 flights)209 p.m.: 59% on-time (142 flights)21scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday82%15 min
Tuesday83%13 min
Wednesday82%13 min
Thursday76%19 min
Friday80%17 min
Saturdaybest84%11 min
Sunday77%18 min

What causes delays on this route

Share of total delay minutes by cause, as reported by carriers to the US DOT.

  • Late-arriving aircraft32%
  • Airline operations24%
  • National airspace system39%
  • Weather4%

Frequently asked questions

How often are flights from BOS to LGA delayed?
20% of BOS–LGA flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 15 minutes.
Which airline is most reliable from BOS to LGA?
Delta Air Lines has the best on-time record on this route at 89%, based on 1,080 flights. 3 airlines flew BOS–LGA frequently enough to compare in this period.
What is the best time of day to fly from BOS to LGA?
Departures around 6 a.m. have the best record (94% on-time), while departures around 9 p.m. have the worst (59%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
How long is the flight from BOS to LGA?
The scheduled BOS–LGA flight time averages 1h 25m over 184 miles. Actual arrival times vary — flights on this route land 15+ minutes late 20% of the time.
How often are BOS to LGA flights cancelled?
4.1% of scheduled flights on this route were cancelled between 2024-06 and 2026-05 — several times the typical US rate, so consider earlier departures or backup options.
What is the worst month to fly from BOS to LGA?
March 2026 was the roughest month in this dataset, with only 66% of arrivals on time. The best was October 2024 at 92%. If your dates are flexible, that 26-point gap is worth planning around.

Based on 14,469 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.