UA2153

UA2153 (United Airlines) is a multi-stop service on 7 routes, busiest Cleveland to San Francisco. Of 1,199 departures recorded from October 2024 to July 2026, 91.6% left on time, according to the US BTS.

Recorded departures by month

All legs under this number combined; see the leg table.

The most recent periods19 periods
PeriodDepartures 2025Departures 2026Change vs last year
January3762▲ 67.6%
February4037▼ 7.5%
March5658▲ 3.6%
April60600.0%
May62620.0%
June60600.0%
July62620.0%
August49––
September59––
October62–in progress
November60––
December44––
Year to date (Jan–Jul)377401▲ 6.4%

according to the US BTS · October 2024 → July 2026

On-time departures by month

All legs combined

On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.

The most recent periods19 periods
PeriodOn time 2025On time 2026Change vs last year
January86.5%91.9%▲ 6.3%
February90.0%97.2%▲ 8.0%
March87.5%93.1%▲ 6.4%
April91.7%93.3%▲ 1.8%
May90.3%96.8%▲ 7.1%
June83.3%93.3%▲ 12.0%
July86.9%85.5%▼ 1.6%
August91.7%––
September98.3%––
October100.0%–in progress
November96.7%––
December86.4%––
Year-to-date average (Jan–Jul)88.0%93.0%▲ 5.7%

according to the US BTS · October 2024 → July 2026

Average departure delay by month

All legs combined

according to the US BTS · October 2024 → July 2026

Cancelled departures by month

All legs combined
The most recent periods19 periods
PeriodCancelled 2025Cancelled 2026Change vs last year
January00–
February01–
March00–
April00–
May00–
June00–
July10▼ 100.0%
August1––
September0––
October0–in progress
November0––
December0––
Year to date (Jan–Jul)110.0%

according to the US BTS · October 2024 → July 2026

This is not a forecast

This is a historical record of departures already flown, not a forecast for your flight.

This number flies several legs

Several legs: the headline figure averages all of them. See the leg table.

Cancellation share

  • Not cancelled 99.7% 1,196
  • Cancelled 0.3% 3

Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 31, 2026

On time, leg by leg

  1. CLE–SFO552 96.2%
  2. SFO–RDM419 92.6%
  3. SFO–LAX83 83.1%
  4. FLL–SFO54 82.7%
  5. SFO–SAN37 75.7%
  6. CMH–SFO35 62.9%

Departures within 15 minutes of schedule; small figure = departures recorded.

Legs flown under this number

6
Monthly figures
PeriodDepartures With departure delay recordedOn time Cancelled
October 2024 25 25 100.0% 0
November 2024 60 60 83.3% 0
December 2024 62 62 95.2% 0
January 2025 37 37 86.5% 0
February 2025 40 40 90.0% 0
March 2025 56 56 87.5% 0
April 2025 60 60 91.7% 0
May 2025 62 62 90.3% 0
June 2025 60 60 83.3% 0
July 2025 62 61 86.9% 1
August 2025 49 48 91.7% 1
September 2025 59 59 98.3% 0
October 2025 62 62 100.0% 0
November 2025 60 60 96.7% 0
December 2025 44 44 86.4% 0
January 2026 62 62 91.9% 0
February 2026 37 36 97.2% 1
March 2026 58 58 93.1% 0
April 2026 60 60 93.3% 0
May 2026 62 62 96.8% 0
June 2026 60 60 93.3% 0
July 2026 62 62 85.5% 0

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