UA1897

UA1897 (United Airlines) is a multi-stop service on 21 routes, busiest Los Angeles to Denver. Of 652 departures recorded from October 2024 to July 2026, 79.7% 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
January5031▼ 38.0%
February3228▼ 12.5%
March3718▼ 51.4%
April5230▼ 42.3%
May17170.0%
June37▲ 133.3%
July130▲ 2,900.0%
August31––
September30––
October31–in progress
November29––
December31––
Year to date (Jan–Jul)192161▼ 16.1%

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
January90.0%77.4%▼ 14.0%
February93.8%84.6%▼ 9.7%
March78.4%66.7%▼ 14.9%
April96.1%75.9%▼ 21.0%
May21.4%58.8%▲ 174.5%
June100.0%71.4%▼ 28.6%
July0.0%50.0%–
August90.3%––
September100.0%––
October77.4%–in progress
November60.7%––
December58.1%––
Year-to-date average (Jan–Jul)68.5%69.3%▲ 1.1%

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–
February02–
March00–
April110.0%
May30▼ 100.0%
June00–
July04–
August0––
September0––
October0–in progress
November1––
December0––
Year to date (Jan–Jul)47▲ 75.0%

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 98.2% 640
  • Cancelled 1.8% 12

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

On time, leg by leg

  1. LAX–DEN129 92.3%
  2. SFO–LAX118 83.1%
  3. EWR–LAS89 92.0%
  4. ORD–GRR52 54.9%
  5. EWR–FLL47 58.1%
  6. OMA–ORD37 78.4%
  7. ORD–TPA32 74.2%

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 55 55 89.1% 0
November 2024 59 59 76.3% 0
December 2024 33 33 97.0% 0
January 2025 50 50 90.0% 0
February 2025 32 32 93.8% 0
March 2025 37 37 78.4% 0
April 2025 52 51 96.1% 1
May 2025 17 14 21.4% 3
June 2025 3 3 100.0% 0
July 2025 1 1 0.0% 0
August 2025 31 31 90.3% 0
September 2025 30 30 100.0% 0
October 2025 31 31 77.4% 0
November 2025 29 28 60.7% 1
December 2025 31 31 58.1% 0
January 2026 31 31 77.4% 0
February 2026 28 26 84.6% 2
March 2026 18 18 66.7% 0
April 2026 30 29 75.9% 1
May 2026 17 17 58.8% 0
June 2026 7 7 71.4% 0
July 2026 30 26 50.0% 4

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