About 1 in 7 UA 2656 flights from Santa Ana arrived 15+ minutes late, diverted or cancelled over the past year (15%); 0.4% were cancelled. The typical flight landed 14 minutes early.
UA 2656: SNA → DEN
Scheduled to leave Santa Ana at 6:26 p.m. local time. Over the past year it arrived on time 85% of the time (280 flights), in line with other UA flights on the route at that hour (85%). Last seen in the data Aug 31, 2026.
Usually United Airlines's last flight of the day from Santa Ana to Denver (100% of days). United Airlines's last SNA–DEN flight was cancelled 0.3% of the time, against 0.3% for its earlier ones. If it's cancelled, the next United Airlines flight is usually around 6:45 a.m. the next morning.
Month by month
By day of week
| Day | Flights | On time |
|---|---|---|
| Monday | 43 | 79% |
| Tuesday | 21 | 86% |
| Wednesday | 41 | 90% |
| Thursday | 44 | 86% |
| Friday | 45 | 87% |
| Saturday | 41 | 90% |
| Sunday | 45 | 80% |
Why it was late
All flights SNA → DEN · Connecting off UA 2656? Check the risk
UA 2656: DEN → BOS
Scheduled to leave Denver at 11:59 p.m. local time. Over the past year it arrived on time 90% of the time (181 flights), in line with other UA flights on the route at that hour (92%). Last seen in the data Aug 30, 2026.
Usually United Airlines's last flight of the day from Denver to Boston (100% of days). United Airlines's last DEN–BOS flight was cancelled 1.4% of the time, against 0.9% for its earlier ones. If it's cancelled, the next United Airlines flight is usually around 7:45 a.m. the next morning.
Month by month
By day of week
| Day | Flights | On time |
|---|---|---|
| Monday | 20 | 90% |
| Tuesday | 14 | — |
| Wednesday | 28 | 93% |
| Thursday | 31 | 97% |
| Friday | 32 | 78% |
| Saturday | 23 | 100% |
| Sunday | 33 | 85% |
Why it was late
All flights DEN → BOS · Connecting off UA 2656? Check the risk
Questions
How often is UA 2656 from SNA to DEN late?
United Airlines 2656 from Santa Ana, CA to Denver, CO arrived 15 or more minutes late, was diverted or was cancelled on 15% of 280 scheduled flights between September 2025 and August 2026. 0.4% were cancelled.
How often is UA 2656 from DEN to BOS late?
United Airlines 2656 from Denver, CO to Boston, MA arrived 15 or more minutes late, was diverted or was cancelled on 10% of 181 scheduled flights between September 2025 and August 2026. 1.1% were cancelled.
Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check United Airlines for today's flight. Method.