OH5171

OH5171 (PSA Airlines) is a multi-stop service on 19 routes, busiest Washington to Philadelphia. Of 722 departures recorded from October 2024 to July 2026, 74.3% 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
January5631▼ 44.6%
February2528▲ 12.0%
March2431▲ 29.2%
April2753▲ 96.3%
May3154▲ 74.2%
June3044▲ 46.7%
July2538▲ 52.0%
August15––
September29––
October27–in progress
November29––
December28––
Year to date (Jan–Jul)218279▲ 28.0%

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
January88.2%75.9%▼ 14.0%
February68.0%46.2%▼ 32.1%
March91.7%51.6%▼ 43.7%
April66.7%81.1%▲ 21.7%
May63.3%85.2%▲ 34.5%
June44.8%88.6%▲ 97.7%
July54.2%84.2%▲ 55.5%
August85.7%––
September64.3%––
October81.5%–in progress
November86.2%––
December59.3%––
Year-to-date average (Jan–Jul)68.1%73.3%▲ 7.5%

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
January52▼ 60.0%
February02–
March00–
April00–
May10▼ 100.0%
June10▼ 100.0%
July10▼ 100.0%
August1––
September1––
October0–in progress
November0––
December1––
Year to date (Jan–Jul)84▼ 50.0%

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 97.9% 707
  • Cancelled 2.1% 15

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

On time, leg by leg

  1. DCA–PHL163 66.7%
  2. CLT–LEX103 67.0%
  3. CLT–CAE78 66.2%
  4. LEX–CLT48 81.3%
  5. CLE–PHL44 88.6%
  6. PHL–CLE43 88.4%
  7. OAJ–CLT37 73.5%
  8. CLT–OAJ37 88.6%

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

Legs flown under this number

9
Monthly figures
PeriodDepartures With departure delay recordedOn time Cancelled
October 2024 40 40 75.0% 0
November 2024 30 30 96.7% 0
December 2024 27 27 59.3% 0
January 2025 56 51 88.2% 5
February 2025 25 25 68.0% 0
March 2025 24 24 91.7% 0
April 2025 27 27 66.7% 0
May 2025 31 30 63.3% 1
June 2025 30 29 44.8% 1
July 2025 25 24 54.2% 1
August 2025 15 14 85.7% 1
September 2025 29 28 64.3% 1
October 2025 27 27 81.5% 0
November 2025 29 29 86.2% 0
December 2025 28 27 59.3% 1
January 2026 31 29 75.9% 2
February 2026 28 26 46.2% 2
March 2026 31 31 51.6% 0
April 2026 53 53 81.1% 0
May 2026 54 54 85.2% 0
June 2026 44 44 88.6% 0
July 2026 38 38 84.2% 0

How to read this chart

Loading the guide…