UA1742

UA1742 (United Airlines) is a multi-stop service on 20 routes, busiest Sacramento to Dulles. Of 689 departures recorded from October 2024 to July 2026, 85.3% left on time, according to the US BTS.

Recorded departures by month

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

Months without data are left blank.

The most recent periods17 periods
PeriodDepartures 2025Departures 2026Change vs last year
January–––
February1617▲ 6.3%
March3158▲ 87.1%
April2860▲ 114.3%
May51510.0%
June8030▼ 62.5%
July31310.0%
August32––
September27––
October31–in progress
November24––
December17––

according to the US BTS · October 2024 → July 2026

On-time departures by month

All legs combined

Months without data are left blank.

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

The most recent periods17 periods
PeriodOn time 2025On time 2026Change vs last year
January–––
February66.7%100.0%▲ 50.0%
March83.9%91.1%▲ 8.6%
April85.7%95.0%▲ 10.8%
May84.0%94.0%▲ 11.9%
June70.9%92.9%▲ 31.0%
July70.0%90.0%▲ 28.6%
August78.1%––
September81.5%––
October100.0%–in progress
November87.5%––
December88.2%––

according to the US BTS · October 2024 → July 2026

Average departure delay by month

All legs combined

Months without data are left blank.

according to the US BTS · October 2024 → July 2026

Cancelled departures by month

All legs combined

Months without data are left blank.

The most recent periods17 periods
PeriodCancelled 2025Cancelled 2026Change vs last year
January–––
February110.0%
March02–
April00–
May110.0%
June12▲ 100.0%
July110.0%
August0––
September0––
October0–in progress
November0––
December0––

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 98.4% 678
  • Cancelled 1.6% 11

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

On time, leg by leg

  1. SMF–IAD125 95.9%
  2. CLE–ORD68 83.6%
  3. FLL–CLE61 89.7%
  4. IAD–RSW53 88.7%
  5. ORD–BOS52 84.6%
  6. MTJ–DEN35 66.7%
  7. MCO–IAD35 51.4%
  8. DEN–MCO35 94.3%

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

Legs flown under this number

10
Monthly figures
PeriodDepartures With departure delay recordedOn time Cancelled
October 2024 20 20 80.0% 0
November 2024 29 29 86.2% 0
December 2024 25 25 80.0% 0
February 2025 16 15 66.7% 1
March 2025 31 31 83.9% 0
April 2025 28 28 85.7% 0
May 2025 51 50 84.0% 1
June 2025 80 79 70.9% 1
July 2025 31 30 70.0% 1
August 2025 32 32 78.1% 0
September 2025 27 27 81.5% 0
October 2025 31 31 100.0% 0
November 2025 24 24 87.5% 0
December 2025 17 17 88.2% 0
February 2026 17 16 100.0% 1
March 2026 58 56 91.1% 2
April 2026 60 60 95.0% 0
May 2026 51 50 94.0% 1
June 2026 30 28 92.9% 2
July 2026 31 30 90.0% 1

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