BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
SYRBOS

Syracuse, NY (SYR) to Boston, MA (BOS) flight delay odds

Historically, 80.1% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 443 flights.

HISTORICAL ROUTE SIGNALGenerally reliable
80.1%arrived on time
12.4%30+ min late
1.8%cancelled
443scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late6.5%all scheduled flights
120+ minutes late3.2%all scheduled flights
Diverted0.0%did not reach as scheduled
Average arrival+5.3 mincompleted flights

When is this route most reliable?

The same route can behave differently through the day. These are scheduled departure windows, not actual departure times. Small time windows with fewer than 40 flights are withheld.

Departure windowFlightsOn time30+ minCancelled
Early morning35778.7%12.3%2.2%
Late morning4195.1%2.4%0.0%
Afternoon4577.8%22.2%0.0%

Weekday comparison

Day-of-week results use at least 30 scheduled flights per row. Look for broad patterns, not tiny percentage differences.

DayFlightsOn time30+ minCancelled
Monday6479.7%10.9%4.7%
Tuesday6681.8%9.1%4.5%
Wednesday6377.8%15.9%0.0%
Thursday6379.4%12.7%0.0%
Friday6376.2%14.3%1.6%
Saturday6492.2%7.8%0.0%
Sunday6073.3%16.7%1.7%

Airline comparison

Marketing-carrier results make codeshare flights easier to compare as travelers buy them. Dedicated route-airline reports require at least 160 flights.

AirlineFlightsOn time30+ minCancelled
JetBlue Airways35878.8%12.3%2.2%
Republic Airways8585.9%12.9%0.0%

Monthly trend

Month-by-month results show whether a twelve-month average hides an unusual period.

MonthFlightsOn time30+ minCancelled
July 20253180.6%16.1%0.0%
August 202531100.0%0.0%0.0%
September 202524100.0%0.0%0.0%
October 20253190.3%6.5%0.0%
November 20252972.4%20.7%0.0%
December 20253145.2%35.5%3.2%
January 20263158.1%22.6%9.7%
February 20262846.4%17.9%10.7%
March 20263180.6%6.5%0.0%
April 20265477.8%20.4%0.0%
May 20266290.3%6.5%1.6%
June 20266096.7%3.3%0.0%

What drove reported delay minutes?

BTS cause minutes are reported for qualifying delayed flights. These shares describe recorded delay minutes—not the chance that a particular cause will affect your next flight.

Airline55.5%
Late aircraft10.3%
National airspace30.5%
Weather3.4%
Security0.3%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.