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Flight UA737

United Airlines flight UA737

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Looking for UA737 in the air…

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

    COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST MONDAY

    Weather

Seattle (SEA) to San Francisco (SFO)

Historically, this flight arrives 15+ minutes late 46% of the time, and when it is late the delay averages 65 minutes. It was cancelled 0.6% of the time.

On-time arrivals
53.9%
Less than 15 minutes late
Cancelled
0.6%
Of scheduled flights
Average delay when late
65 min
Flights arriving 15+ minutes late
Flights tracked
362
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 62%
  • Late-arriving aircraft 30%
  • Airline (crew, maintenance, cleaning) 5%
  • Extreme weather 3%
  • Security 0%

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

San Francisco (SFO) to Albuquerque (ABQ)

Historically, this flight arrives 15+ minutes late 32% of the time, and when it is late the delay averages 76 minutes. It was cancelled 0.0% of the time.

On-time arrivals
68.3%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
76 min
Flights arriving 15+ minutes late
Flights tracked
41
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 85%
  • Airline (crew, maintenance, cleaning) 15%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

San Francisco (SFO) to Chicago (ORD)

Historically, this flight arrives 15+ minutes late 50% of the time, and when it is late the delay averages 94 minutes. It was cancelled 2.9% of the time.

On-time arrivals
50.0%
Less than 15 minutes late
Cancelled
2.9%
Of scheduled flights
Average delay when late
94 min
Flights arriving 15+ minutes late
Flights tracked
35
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 54%
  • Air traffic control & airport 33%
  • Airline (crew, maintenance, cleaning) 13%
  • Extreme weather 0%
  • Security 0%

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

San Francisco (SFO) to Newark (EWR)

Historically, this flight arrives 15+ minutes late 39% of the time, and when it is late the delay averages 48 minutes. It was cancelled 4.2% of the time.

On-time arrivals
60.9%
Less than 15 minutes late
Cancelled
4.2%
Of scheduled flights
Average delay when late
48 min
Flights arriving 15+ minutes late
Flights tracked
24
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 74%
  • Late-arriving aircraft 13%
  • Air traffic control & airport 13%
  • Extreme weather 0%
  • Security 0%

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

San Francisco (SFO) to Baltimore (BWI)

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

San Francisco (SFO) to New Orleans (MSY)

Only 6 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
6
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 60.0% 30
October 2025 73.0% 37
November 2025 88.0% 27
December 2025 74.5% 47
January 2026 77.4% 31
February 2026 67.9% 28
March 2026 77.8% 55
April 2026 20.0% 30
May 2026 33.3% 42
June 2026 32.2% 60
July 2026 51.7% 58
August 2026 48.7% 39

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.