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Flight WN3170

Southwest Airlines flight WN3170

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  • Advisory Coastal Flood Advisory OAK, SFO, SQL, STS

    COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST MONDAY

    Weather

Ontario (ONT) to Sacramento (SMF)

Historically, this flight arrives 15+ minutes late 30% of the time, and when it is late the delay averages 66 minutes. It was cancelled 0.0% of the time.

On-time arrivals
70.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
66 min
Flights arriving 15+ minutes late
Flights tracked
60
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 96%
  • Airline (crew, maintenance, cleaning) 4%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

Orlando (MCO) to Norfolk (ORF)

Historically, this flight arrives 15+ minutes late 36% of the time, and when it is late the delay averages 52 minutes. It was cancelled 1.8% of the time.

On-time arrivals
64.3%
Less than 15 minutes late
Cancelled
1.8%
Of scheduled flights
Average delay when late
52 min
Flights arriving 15+ minutes late
Flights tracked
57
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 51%
  • Airline (crew, maintenance, cleaning) 37%
  • Air traffic control & airport 7%
  • Security 5%
  • Extreme weather 0%

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

Phoenix (PHX) to Denver (DEN)

Historically, this flight arrives 15+ minutes late 20% of the time, and when it is late the delay averages 47 minutes. It was cancelled 2.1% of the time.

On-time arrivals
80.4%
Less than 15 minutes late
Cancelled
2.1%
Of scheduled flights
Average delay when late
47 min
Flights arriving 15+ minutes late
Flights tracked
47
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 48%
  • Late-arriving aircraft 31%
  • Extreme weather 9%
  • Airline (crew, maintenance, cleaning) 8%
  • Security 4%

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

Dallas (DAL) to Amarillo (AMA)

Historically, this flight arrives 15+ minutes late 11% of the time, and when it is late the delay averages 56 minutes. It was cancelled 0.0% of the time.

On-time arrivals
88.9%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
56 min
Flights arriving 15+ minutes late
Flights tracked
45
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 72%
  • Airline (crew, maintenance, cleaning) 18%
  • Extreme weather 9%
  • Late-arriving aircraft 0%
  • Security 0%

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

Los Angeles (LAX) to San Francisco (SFO)

Historically, this flight arrives 15+ minutes late 39% of the time, and when it is late the delay averages 36 minutes. It was cancelled 0.0% of the time.

On-time arrivals
61.3%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
36 min
Flights arriving 15+ minutes late
Flights tracked
31
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 65%
  • Airline (crew, maintenance, cleaning) 23%
  • Late-arriving aircraft 12%
  • Extreme weather 0%
  • Security 0%

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

St Louis (STL) to Omaha (OMA)

Historically, this flight arrives 15+ minutes late 7% of the time, and when it is late the delay averages 42 minutes. It was cancelled 0.0% of the time.

On-time arrivals
93.3%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
42 min
Flights arriving 15+ minutes late
Flights tracked
30
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 69%
  • Airline (crew, maintenance, cleaning) 31%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

Phoenix (PHX) to Boise (BOI)

Historically, this flight arrives 15+ minutes late 11% of the time, and when it is late the delay averages 38 minutes. It was cancelled 3.6% of the time.

On-time arrivals
88.9%
Less than 15 minutes late
Cancelled
3.6%
Of scheduled flights
Average delay when late
38 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).

Omaha (OMA) to Denver (DEN)

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

On-time arrivals
66.7%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
32 min
Flights arriving 15+ minutes late
Flights tracked
18
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 51%
  • Late-arriving aircraft 31%
  • Airline (crew, maintenance, cleaning) 18%
  • Extreme weather 0%
  • Security 0%

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

Ontario (ONT) to Las Vegas (LAS)

Only 13 flights on record, which is too few for reliable odds.

On-time arrivals
61.5%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
39 min
Flights arriving 15+ minutes late
Flights tracked
13
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 76%
  • Airline (crew, maintenance, cleaning) 24%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

Phoenix (PHX) to Long Beach (LGB)

Only 11 flights on record, which is too few for reliable odds.

On-time arrivals
81.8%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
53 min
Flights arriving 15+ minutes late
Flights tracked
11
Scheduled flights in the period

What caused the delays

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

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

Omaha (OMA) to Orlando (MCO)

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

Denver (DEN) to Milwaukee (MKE)

Only 7 flights on record, which is too few for reliable odds.

On-time arrivals
57.1%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
53 min
Flights arriving 15+ minutes late
Flights tracked
7
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 78%
  • Airline (crew, maintenance, cleaning) 22%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

Norfolk (ORF) to Nashville (BNA)

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

Portland (PDX) to Burbank (BUR)

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
39 min
Flights arriving 15+ minutes late
Flights tracked
5
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 84%
  • Airline (crew, maintenance, cleaning) 16%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

Chicago (MDW) to Los Angeles (LAX)

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
79 min
Flights arriving 15+ minutes late
Flights tracked
4
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 95%
  • Air traffic control & airport 5%
  • Late-arriving aircraft 0%
  • Extreme weather 0%
  • Security 0%

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

Albuquerque (ABQ) to Phoenix (PHX)

Only 3 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
3
Scheduled flights in the period

Long Beach (LGB) to Oakland (OAK)

Only 3 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
3
Scheduled flights in the period

Nashville (BNA) to Dallas (DAL)

Only 2 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
2
Scheduled flights in the period

Dallas (DAL) to Colorado Springs (COS)

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

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On-time arrivals by month
Sep 2025 Aug 2026
Show as table
MonthOn timeFlights
September 2025 64.7% 34
October 2025 85.7% 56
November 2025 87.1% 31
December 2025 77.4% 31
January 2026 80.6% 31
February 2026 76.3% 39
March 2026 90.0% 10
April 2026 76.0% 25
May 2026 55.2% 30
June 2026 63.3% 30
July 2026 76.7% 30
August 2026 86.7% 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.