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Flight WN1827

Southwest Airlines flight WN1827

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    Ground Delay Program at San Diego International Airport (SAN): Average 37 minutes, up to 1 hour and 11 minutes

    Reason: airport volume

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    COASTAL FLOOD ADVISORY IN EFFECT FROM 4 AM FRIDAY TO NOON PST TUESDAY

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Denver (DEN) to Burbank (BUR)

Historically, this flight arrives 15+ minutes late 42% of the time, and when it is late the delay averages 65 minutes. It was cancelled 0.0% of the time.

On-time arrivals
57.6%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
65 min
Flights arriving 15+ minutes late
Flights tracked
33
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 53%
  • Airline (crew, maintenance, cleaning) 43%
  • Air traffic control & airport 3%
  • Extreme weather 0%
  • Security 0%

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

Denver (DEN) to Columbus (CMH)

Historically, this flight arrives 15+ minutes late 65% of the time, and when it is late the delay averages 41 minutes. It was cancelled 0.0% of the time.

On-time arrivals
35.5%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
41 min
Flights arriving 15+ minutes late
Flights tracked
31
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 45%
  • Airline (crew, maintenance, cleaning) 32%
  • Air traffic control & airport 23%
  • Extreme weather 0%
  • Security 0%

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

San Jose (SJC) to Ontario (ONT)

Historically, this flight arrives 15+ minutes late 27% of the time, and when it is late the delay averages 82 minutes. It was cancelled 0.0% of the time.

On-time arrivals
73.3%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
82 min
Flights arriving 15+ minutes late
Flights tracked
30
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 88%
  • Airline (crew, maintenance, cleaning) 8%
  • Air traffic control & airport 4%
  • Extreme weather 0%
  • Security 0%

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

Nashville (BNA) to Cleveland (CLE)

Historically, this flight arrives 15+ minutes late 14% of the time, and when it is late the delay averages 52 minutes. It was cancelled 0.0% of the time.

On-time arrivals
85.7%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
52 min
Flights arriving 15+ minutes late
Flights tracked
28
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 80%
  • Airline (crew, maintenance, cleaning) 20%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

Baltimore (BWI) to Milwaukee (MKE)

Historically, this flight arrives 15+ minutes late 0% of the time. It was cancelled 0.0% of the time.

On-time arrivals
100.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
—
Flights arriving 15+ minutes late
Flights tracked
27
Scheduled flights in the period

Dallas (DAL) to Tulsa (TUL)

Historically, this flight arrives 15+ minutes late 10% of the time, and when it is late the delay averages 55 minutes. It was cancelled 0.0% of the time.

On-time arrivals
90.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
55 min
Flights arriving 15+ minutes late
Flights tracked
20
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 71%
  • Late-arriving aircraft 29%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

Tulsa (TUL) to Denver (DEN)

Historically, this flight arrives 15+ minutes late 25% of the time, and when it is late the delay averages 47 minutes. It was cancelled 0.0% of the time.

On-time arrivals
75.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
47 min
Flights arriving 15+ minutes late
Flights tracked
20
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 40%
  • Late-arriving aircraft 40%
  • Extreme weather 13%
  • Airline (crew, maintenance, cleaning) 7%
  • Security 0%

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

Baltimore (BWI) to Phoenix (PHX)

Only 18 flights on record, which is too few for reliable odds.

On-time arrivals
44.4%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
50 min
Flights arriving 15+ minutes late
Flights tracked
18
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 60%
  • Airline (crew, maintenance, cleaning) 31%
  • Air traffic control & airport 9%
  • Extreme weather 0%
  • Security 0%

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

Washington (DCA) to Orlando (MCO)

Only 18 flights on record, which is too few for reliable odds.

On-time arrivals
50.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
87 min
Flights arriving 15+ minutes late
Flights tracked
18
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 59%
  • Air traffic control & airport 22%
  • Extreme weather 11%
  • Airline (crew, maintenance, cleaning) 7%
  • Security 0%

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

Grand Rapids (GRR) to Chicago (MDW)

Only 16 flights on record, which is too few for reliable odds.

On-time arrivals
100.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
—
Flights arriving 15+ minutes late
Flights tracked
16
Scheduled flights in the period

Manchester (MHT) to Baltimore (BWI)

Only 16 flights on record, which is too few for reliable odds.

On-time arrivals
85.7%
Less than 15 minutes late
Cancelled
6.2%
Of scheduled flights
Average delay when late
280 min
Flights arriving 15+ minutes late
Flights tracked
16
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 90%
  • Late-arriving aircraft 10%
  • Airline (crew, maintenance, cleaning) 0%
  • Extreme weather 0%
  • Security 0%

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

Albuquerque (ABQ) to Dallas (DAL)

Only 15 flights on record, which is too few for reliable odds.

On-time arrivals
86.7%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
29 min
Flights arriving 15+ minutes late
Flights tracked
15
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 46%
  • Late-arriving aircraft 43%
  • Air traffic control & airport 11%
  • Extreme weather 0%
  • Security 0%

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

Phoenix (PHX) to Albuquerque (ABQ)

Only 15 flights on record, which is too few for reliable odds.

On-time arrivals
92.9%
Less than 15 minutes late
Cancelled
6.7%
Of scheduled flights
Average delay when late
42 min
Flights arriving 15+ minutes late
Flights tracked
15
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).

Las Vegas (LAS) to San Diego (SAN)

Only 14 flights on record, which is too few for reliable odds.

On-time arrivals
92.9%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
19 min
Flights arriving 15+ minutes late
Flights tracked
14
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).

Atlanta (ATL) to Denver (DEN)

Only 5 flights on record, which is too few for reliable odds.

On-time arrivals
50.0%
Less than 15 minutes late
Cancelled
20.0%
Of scheduled flights
Average delay when late
65 min
Flights arriving 15+ minutes late
Flights tracked
5
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 87%
  • Airline (crew, maintenance, cleaning) 13%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

Houston (HOU) to Orlando (MCO)

Only 5 flights on record, which is too few for reliable odds.

On-time arrivals
100.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
—
Flights arriving 15+ minutes late
Flights tracked
5
Scheduled flights in the period

Orlando (MCO) to Atlanta (ATL)

Only 5 flights on record, which is too few for reliable odds.

On-time arrivals
50.0%
Less than 15 minutes late
Cancelled
20.0%
Of scheduled flights
Average delay when late
63 min
Flights arriving 15+ minutes late
Flights tracked
5
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 78%
  • Airline (crew, maintenance, cleaning) 16%
  • Late-arriving aircraft 6%
  • Extreme weather 0%
  • Security 0%

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

Salt Lake City (SLC) to Dallas (DAL)

Only 5 flights on record, which is too few for reliable odds.

On-time arrivals
100.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
—
Flights arriving 15+ minutes late
Flights tracked
5
Scheduled flights in the period

Sacramento (SMF) to Salt Lake City (SLC)

Only 5 flights on record, which is too few for reliable odds.

On-time arrivals
100.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
—
Flights arriving 15+ minutes late
Flights tracked
5
Scheduled flights in the period

Nashville (BNA) to Grand Rapids (GRR)

Only 4 flights on record, which is too few for reliable odds.

On-time arrivals
100.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
—
Flights arriving 15+ minutes late
Flights tracked
4
Scheduled flights in the period

Sarasota/Bradenton (SRQ) to Nashville (BNA)

Only 4 flights on record, which is too few for reliable odds.

On-time arrivals
100.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
—
Flights arriving 15+ minutes late
Flights tracked
4
Scheduled flights in the period

Baltimore (BWI) to San Antonio (SAT)

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

On-time arrivals
100.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
—
Flights arriving 15+ minutes late
Flights tracked
1
Scheduled flights in the period

Orlando (MCO) to Chicago (ORD)

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

On-time arrivals
100.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
—
Flights arriving 15+ minutes late
Flights tracked
1
Scheduled flights in the period

Omaha (OMA) to New York (LGA)

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

On-time arrivals
100.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
—
Flights arriving 15+ minutes late
Flights tracked
1
Scheduled flights in the period

Phoenix (PHX) to Omaha (OMA)

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
17 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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On-time arrivals by month
Sep 2025 Aug 2026
Show as table
MonthOn timeFlights
September 2025 100.0% 26
October 2025 73.3% 30
November 2025 78.1% 32
December 2025 60.6% 33
January 2026 78.6% 14
February 2026 88.9% 9
March 2026 77.3% 100
April 2026 64.9% 37
May 2026 33.3% 18
June 2026 75.0% 8
July 2026 77.8% 11
August 2026 100.0% 20

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.