Syracuse (SYR) to Denver (DEN): On-Time Performance
Data through July 2026
When you fly SYR to DEN matters as much as anything else about the booking: the route swung from 100% on-time in October 2024 to just 32% in December 2025. Across the full period the route averages 78% on-time against a national 78%.
- On-time
- 78%
- arrived <15 min late
- Avg delay
- 18 min
- completed flights
- Cancelled
- 0.9%
- Flights/day
- 1.3
- last 12 months
- Duration
- 4h 2m
- scheduled
- Distance
- 1,492 mi
Monthly on-time trend
Best time to fly from SYR to DEN
Aim for departures around 8 a.m. (83% on-time); avoid 4 p.m. departures (58%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Mondaybest | 81% | 19 min |
| Tuesday | 77% | 23 min |
| Wednesday | 77% | 21 min |
| Thursday | 79% | 21 min |
| Friday | 79% | 17 min |
| Saturday | 79% | 14 min |
| Sunday | 78% | 13 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft16%
- Airline operations49%
- National airspace system27%
- Weather8%
Frequently asked questions
- How often are flights from SYR to DEN delayed?
- 22% of SYR–DEN flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 18 minutes.
- What is the best time of day to fly from SYR to DEN?
- Departures around 8 a.m. have the best record (83% on-time), while departures around 4 p.m. have the worst (58%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from SYR to DEN?
- The scheduled SYR–DEN flight time averages 4h 2m over 1,492 miles. Actual arrival times vary — flights on this route land 15+ minutes late 22% of the time.
- How often are SYR to DEN flights cancelled?
- 0.9% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from SYR to DEN?
- December 2025 was the roughest month in this dataset, with only 32% of arrivals on time. The best was October 2024 at 100%. If your dates are flexible, that 68-point gap is worth planning around.
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Based on 933 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.