🇺🇸
Is UA1506 usually on time? Denver to San Francisco
United Airlines flight 1506, DEN to SFO. The same number also flies San Francisco to Los Angeles and Louisville to Denver and Los Angeles to Washington; the figures below are for the Denver to San Francisco leg.
Window: last 90 days, about 210 flights observed. Last refreshed: 2026-10-07.
On time
~60%
within 15 min
Typical arrival
+10 min
median, rounded
Worst 1 in 10
about 40 min
late or worse
Cancelled
none in the window
over the window
What we have seen
- Over the last 90 days, about 60% of UA1506 arrivals from Denver to San Francisco landed within 15 minutes of schedule.
- The typical arrival was about 10 minutes behind schedule.
- One arrival in ten was about 40 minutes late or worse.
- No cancellations over the window, across about 210 flights observed.
- Usual aircraft: Boeing 737 MAX 9.
These describe the last 90 days. They are not a forecast for any one departure.
Related
Frequently asked
- Is UA1506 usually on time?
- Over the last 90 days, about 60% of UA1506 arrivals from Denver to San Francisco landed within 15 minutes of schedule. The typical arrival was about 10 minutes behind schedule.
- How late does UA1506 get?
- One arrival in ten was about 40 minutes late or worse.
- How often is UA1506 cancelled?
- No cancellations over the window, across about 210 flights observed.
- What aircraft flies UA1506?
- UA1506 has most often been operated by a Boeing 737 MAX 9 over the last 90 days.
Booked on UA1506?
Forward the confirmation and TripWaffle alerts you to gate changes, delays and the baggage carousel for your flight - so you don't have to keep refreshing.
Get realtime alerts
Free to start. No card required.