UA324

UA324 (United Airlines) is a multi-stop service on 16 routes, busiest Austin to San Francisco. Of 656 departures recorded from October 2024 to July 2026, 82.9% 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
January31310.0%
February28280.0%
March3331▼ 6.1%
April30300.0%
May31310.0%
June30300.0%
July31310.0%
August31––
September30––
October30–in progress
November30––
December31––
Year to date (Jan–Jul)214212▼ 0.9%

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
January90.3%77.4%▼ 14.3%
February67.9%92.9%▲ 36.8%
March90.9%87.1%▼ 4.2%
April86.2%83.3%▼ 3.3%
May77.4%90.3%▲ 16.7%
June83.3%70.0%▼ 16.0%
July86.7%93.6%▲ 7.9%
August100.0%––
September93.3%––
October90.0%–in progress
November79.3%––
December51.6%––
Year-to-date average (Jan–Jul)83.2%84.9%▲ 2.0%

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–
February00–
March00–
April10▼ 100.0%
May00–
June00–
July10▼ 100.0%
August0––
September0––
October0–in progress
November1––
December0––
Year to date (Jan–Jul)20▼ 100.0%

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 99.5% 653
  • Cancelled 0.5% 3

Share of all recorded flights in the period, all legs. · Oct 13, 2024 → Jul 31, 2026

On time, leg by leg

  1. AUS–SFO225 86.2%
  2. BOI–SFO104 88.4%
  3. COS–DEN81 86.4%
  4. DEN–GEG71 83.1%
  5. IAD–DJT53 86.8%
  6. AUS–EWR48 64.6%
  7. SFO–LAX32 83.9%

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

Legs flown under this number

7
Monthly figures
PeriodDepartures With departure delay recordedOn time Cancelled
October 2024 18 18 66.7% 0
November 2024 30 30 63.3% 0
December 2024 30 30 93.3% 0
January 2025 31 31 90.3% 0
February 2025 28 28 67.9% 0
March 2025 33 33 90.9% 0
April 2025 30 29 86.2% 1
May 2025 31 31 77.4% 0
June 2025 30 30 83.3% 0
July 2025 31 30 86.7% 1
August 2025 31 31 100.0% 0
September 2025 30 30 93.3% 0
October 2025 30 30 90.0% 0
November 2025 30 29 79.3% 1
December 2025 31 31 51.6% 0
January 2026 31 31 77.4% 0
February 2026 28 28 92.9% 0
March 2026 31 31 87.1% 0
April 2026 30 30 83.3% 0
May 2026 31 31 90.3% 0
June 2026 30 30 70.0% 0
July 2026 31 31 93.6% 0

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