OH5166

OH5166 (PSA Airlines) is a multi-stop service on 20 routes, busiest Washington to Charleston. Of 983 departures recorded from October 2024 to July 2026, 77.0% 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
January5010▼ 80.0%
February5219▼ 63.5%
March6231▼ 50.0%
April6054▼ 10.0%
May1360▲ 361.5%
June52520.0%
July62620.0%
August32––
September58––
October62–in progress
November52––
December52––
Year to date (Jan–Jul)351288▼ 17.9%

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
January82.5%100.0%▲ 21.2%
February65.9%77.8%▲ 18.0%
March83.9%69.0%▼ 17.8%
April71.4%70.6%▼ 1.2%
May100.0%76.7%▼ 23.3%
June83.0%70.5%▼ 15.1%
July73.2%80.0%▲ 9.3%
August93.8%––
September94.8%––
October81.7%–in progress
November52.9%––
December58.0%––
Year-to-date average (Jan–Jul)80.0%77.8%▼ 2.8%

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
January100▼ 100.0%
February81▼ 87.5%
March02–
April43▼ 25.0%
May20▼ 100.0%
June58▲ 60.0%
July62▼ 66.7%
August0––
September0––
October2–in progress
November1––
December2––
Year to date (Jan–Jul)3516▼ 54.3%

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 93.6% 920
  • Cancelled 6.4% 63

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

On time, leg by leg

  1. DCA–CHS240 74.8%
  2. CHS–DCA188 71.8%
  3. ILM–DCA119 85.1%
  4. DCA–ILM95 87.6%
  5. PVD–PHL65 70.0%
  6. PHL–PVD65 80.0%
  7. CLE–DCA44 72.1%
  8. DCA–CLE44 79.1%

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 40 40 87.5% 0
November 2024 10 10 100.0% 0
December 2024 38 31 74.2% 7
January 2025 50 40 82.5% 10
February 2025 52 44 65.9% 8
March 2025 62 62 83.9% 0
April 2025 60 56 71.4% 4
May 2025 13 11 100.0% 2
June 2025 52 47 83.0% 5
July 2025 62 56 73.2% 6
August 2025 32 32 93.8% 0
September 2025 58 58 94.8% 0
October 2025 62 60 81.7% 2
November 2025 52 51 52.9% 1
December 2025 52 50 58.0% 2
January 2026 10 10 100.0% 0
February 2026 19 18 77.8% 1
March 2026 31 29 69.0% 2
April 2026 54 51 70.6% 3
May 2026 60 60 76.7% 0
June 2026 52 44 70.5% 8
July 2026 62 60 80.0% 2

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