Skip to content
FriendlySkies Review
Menu

Flight WN251

Southwest Airlines flight WN251

Read Southwest Airlines reviews →

Looking for WN251 in the air…

  • Advisory Coastal Flood Statement FLL

    COASTAL FLOOD STATEMENT NOW IN EFFECT THROUGH THURSDAY EVENING

    Weather

Atlanta (ATL) to Orlando (MCO)

Historically, this flight arrives 15+ minutes late 2% of the time, and when it is late the delay averages 99 minutes. It was cancelled 0.0% of the time.

On-time arrivals
98.3%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
99 min
Flights arriving 15+ minutes late
Flights tracked
58
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 Tampa (TPA)

Historically, this flight arrives 15+ minutes late 10% of the time, and when it is late the delay averages 30 minutes. It was cancelled 1.9% of the time.

On-time arrivals
90.4%
Less than 15 minutes late
Cancelled
1.9%
Of scheduled flights
Average delay when late
30 min
Flights arriving 15+ minutes late
Flights tracked
53
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 51%
  • Air traffic control & airport 33%
  • Airline (crew, maintenance, cleaning) 16%
  • Extreme weather 0%
  • Security 0%

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

Birmingham (BHM) to Nashville (BNA)

Historically, this flight arrives 15+ minutes late 12% of the time, and when it is late the delay averages 51 minutes. It was cancelled 0.0% of the time.

On-time arrivals
88.1%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
51 min
Flights arriving 15+ minutes late
Flights tracked
42
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 51%
  • Late-arriving aircraft 45%
  • Airline (crew, maintenance, cleaning) 5%
  • Extreme weather 0%
  • Security 0%

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

Austin (AUS) to Las Vegas (LAS)

Historically, this flight arrives 15+ minutes late 4% of the time, and when it is late the delay averages 49 minutes. It was cancelled 0.0% of the time.

On-time arrivals
96.4%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
49 min
Flights arriving 15+ minutes late
Flights tracked
28
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).

Austin (AUS) to Atlanta (ATL)

Historically, this flight arrives 15+ minutes late 4% of the time, and when it is late the delay averages 55 minutes. It was cancelled 0.0% of the time.

On-time arrivals
96.3%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
55 min
Flights arriving 15+ minutes late
Flights tracked
27
Scheduled flights in the period

What caused the delays

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

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

Houston (HOU) to Birmingham (BHM)

Historically, this flight arrives 15+ minutes late 8% of the time, and when it is late the delay averages 47 minutes. It was cancelled 0.0% of the time.

On-time arrivals
91.7%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
47 min
Flights arriving 15+ minutes late
Flights tracked
24
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 75%
  • Late-arriving aircraft 19%
  • Air traffic control & airport 7%
  • Extreme weather 0%
  • Security 0%

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

Albany (ALB) to Baltimore (BWI)

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
23
Scheduled flights in the period

Baltimore (BWI) to Birmingham (BHM)

Historically, this flight arrives 15+ minutes late 5% of the time, and when it is late the delay averages 82 minutes. It was cancelled 0.0% of the time.

On-time arrivals
95.2%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
82 min
Flights arriving 15+ minutes late
Flights tracked
21
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 70%
  • Late-arriving aircraft 30%
  • Airline (crew, maintenance, cleaning) 0%
  • Extreme weather 0%
  • Security 0%

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

Baltimore (BWI) to Atlanta (ATL)

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

On-time arrivals
94.1%
Less than 15 minutes late
Cancelled
5.6%
Of scheduled flights
Average delay when late
60 min
Flights arriving 15+ minutes late
Flights tracked
18
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 70%
  • Late-arriving aircraft 30%
  • Airline (crew, maintenance, cleaning) 0%
  • Extreme weather 0%
  • Security 0%

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

Houston (HOU) to Panama City Beach (ECP)

Only 18 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
18
Scheduled flights in the period

Las Vegas (LAS) to Portland (PDX)

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

On-time arrivals
86.7%
Less than 15 minutes late
Cancelled
6.2%
Of scheduled flights
Average delay when late
51 min
Flights arriving 15+ minutes late
Flights tracked
16
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 87%
  • Air traffic control & airport 8%
  • Late-arriving aircraft 5%
  • Extreme weather 0%
  • Security 0%

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

Chicago (MDW) to Atlanta (ATL)

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

On-time arrivals
40.0%
Less than 15 minutes late
Cancelled
6.2%
Of scheduled flights
Average delay when late
33 min
Flights arriving 15+ minutes late
Flights tracked
16
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 41%
  • Airline (crew, maintenance, cleaning) 37%
  • Extreme weather 21%
  • Air traffic control & airport 1%
  • Security 0%

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

Dallas (DAL) to Baltimore (BWI)

Only 12 flights on record, which is too few for reliable odds.

On-time arrivals
91.7%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
22 min
Flights arriving 15+ minutes late
Flights tracked
12
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 50%
  • Air traffic control & airport 50%
  • Airline (crew, maintenance, cleaning) 0%
  • Extreme weather 0%
  • Security 0%

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

San Antonio (SAT) to Dallas (DAL)

Only 12 flights on record, which is too few for reliable odds.

On-time arrivals
91.7%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
16 min
Flights arriving 15+ minutes late
Flights tracked
12
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).

Chicago (MDW) to Albany (ALB)

Only 9 flights on record, which is too few for reliable odds.

On-time arrivals
33.3%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
29 min
Flights arriving 15+ minutes late
Flights tracked
9
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 50%
  • Late-arriving aircraft 50%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

Chicago (MDW) to Orlando (MCO)

Only 9 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
100 min
Flights arriving 15+ minutes late
Flights tracked
9
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 71%
  • Airline (crew, maintenance, cleaning) 27%
  • Air traffic control & airport 3%
  • Extreme weather 0%
  • Security 0%

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

Denver (DEN) to Colorado Springs (COS)

Only 8 flights on record, which is too few for reliable odds.

On-time arrivals
12.5%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
100 min
Flights arriving 15+ minutes late
Flights tracked
8
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).

Fort Lauderdale (FLL) to Dallas (DAL)

Only 8 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
8
Scheduled flights in the period

Milwaukee (MKE) to Washington (DCA)

Only 8 flights on record, which is too few for reliable odds.

On-time arrivals
25.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
49 min
Flights arriving 15+ minutes late
Flights tracked
8
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 51%
  • Late-arriving aircraft 49%
  • Airline (crew, maintenance, cleaning) 0%
  • Extreme weather 0%
  • Security 0%

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

Panama City Beach (ECP) to Nashville (BNA)

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

On-time arrivals
60.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
28 min
Flights arriving 15+ minutes late
Flights tracked
5
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 73%
  • Late-arriving aircraft 27%
  • Airline (crew, maintenance, cleaning) 0%
  • Extreme weather 0%
  • Security 0%

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

Birmingham (BHM) to Denver (DEN)

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

Las Vegas (LAS) to Burbank (BUR)

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

On-time arrivals
75.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
23 min
Flights arriving 15+ minutes late
Flights tracked
4
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 58%
  • Airline (crew, maintenance, cleaning) 42%
  • Late-arriving aircraft 0%
  • Extreme weather 0%
  • Security 0%

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

Atlanta (ATL) to Chicago (MDW)

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

Nashville (BNA) to Grand Rapids (GRR)

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

Chicago (MDW) to Omaha (OMA)

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

In the news

More headlines →

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 100.0% 30
October 2025 50.0% 14
November 2025 92.9% 56
December 2025 88.7% 53
January 2026 94.6% 39
February 2026 88.6% 35
March 2026 94.9% 40
April 2026 96.9% 32
May 2026 96.8% 31
June 2026 64.3% 30
July 2026 74.2% 31
August 2026 68.6% 35

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

More headlines →

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