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Flight DL2139

Delta Air Lines flight DL2139

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Looking for DL2139 in the air…

Portland (PDX) to New York (JFK)

Historically, this flight arrives 15+ minutes late 8% of the time, and when it is late the delay averages 76 minutes. It was cancelled 1.7% of the time.

On-time arrivals
92.2%
Less than 15 minutes late
Cancelled
1.7%
Of scheduled flights
Average delay when late
76 min
Flights arriving 15+ minutes late
Flights tracked
117
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 81%
  • Air traffic control & airport 12%
  • Late-arriving aircraft 7%
  • Extreme weather 0%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Raleigh/Durham (RDU) to Minneapolis (MSP)

Historically, this flight arrives 15+ minutes late 10% of the time, and when it is late the delay averages 58 minutes. It was cancelled 4.1% of the time.

On-time arrivals
90.0%
Less than 15 minutes late
Cancelled
4.1%
Of scheduled flights
Average delay when late
58 min
Flights arriving 15+ minutes late
Flights tracked
73
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 81%
  • Air traffic control & airport 15%
  • Airline (crew, maintenance, cleaning) 5%
  • Extreme weather 0%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Louisville (SDF) to Atlanta (ATL)

Historically, this flight arrives 15+ minutes late 14% of the time, and when it is late the delay averages 28 minutes. It was cancelled 4.3% of the time.

On-time arrivals
86.4%
Less than 15 minutes late
Cancelled
4.3%
Of scheduled flights
Average delay when late
28 min
Flights arriving 15+ minutes late
Flights tracked
23
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 100%
  • Late-arriving aircraft 0%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Buffalo (BUF) to Detroit (DTW)

Historically, this flight arrives 15+ minutes late 20% of the time, and when it is late the delay averages 43 minutes. It was cancelled 4.8% of the time.

On-time arrivals
80.0%
Less than 15 minutes late
Cancelled
4.8%
Of scheduled flights
Average delay when late
43 min
Flights arriving 15+ minutes late
Flights tracked
21
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 91%
  • Air traffic control & airport 8%
  • Airline (crew, maintenance, cleaning) 1%
  • Extreme weather 0%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Detroit (DTW) to Buffalo (BUF)

Historically, this flight arrives 15+ minutes late 20% of the time, and when it is late the delay averages 79 minutes. It was cancelled 4.8% of the time.

On-time arrivals
80.0%
Less than 15 minutes late
Cancelled
4.8%
Of scheduled flights
Average delay when late
79 min
Flights arriving 15+ minutes late
Flights tracked
21
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 56%
  • Airline (crew, maintenance, cleaning) 44%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Boston (BOS) to New York (LGA)

Only 1 flight on record, which is too few for reliable odds.

On-time arrivals
0.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
37 min
Flights arriving 15+ minutes late
Flights tracked
1
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 100%
  • Airline (crew, maintenance, cleaning) 0%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Detroit (DTW) to Pittsburgh (PIT)

Only 1 flight on record, which is too few for reliable odds.

On-time arrivals
0.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
226 min
Flights arriving 15+ minutes late
Flights tracked
1
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 100%
  • Late-arriving aircraft 0%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

In the news

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Headlines found by Google News; stories open on the publisher's site.

On-time arrivals by month
Sep 2025 Aug 2026
Show as table
MonthOn timeFlights
September 2025 0.0% 1
October 2025 92.3% 26
November 2025 100.0% 28
December 2025 70.6% 19
January 2026 0.0% 1
February 2026 93.3% 16
March 2026 71.4% 7
April 2026 81.2% 32
May 2026 87.5% 35
June 2026 90.0% 30
July 2026 93.5% 31
August 2026 93.3% 31

Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data

Latest airport & airline headlines

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Headlines found by Google News; stories open on the publisher's site.