How often is UA280 on time?

Across 16 flights on SFO → DEN from 2025-12-02 to 2025-12-17, UA280 arrived within 15 minutes of schedule 73% of the time. The median arrival delay was -2 min, and the worst 10% of flights arrived +43 min or later. 0% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

Performance by month

Performance by day of week

Other routes

• UA280 on DEN → ANC (297 flights)
• UA280 on MCI → DEN (60 flights)
• UA280 on BZN → DEN (24 flights)
• UA280 on ORD → LAX (1 flights)
• UA280 on MIA → DEN (32 flights)
• UA280 on SFO → EUG (1 flights)
• UA280 on ANC → IAH (20 flights)

Related

• All United Airlines flights on SFO → DEN
• Compare airlines on SFO → DEN
• United Airlines on the return, DEN → SFO