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Flight UA1340

United Airlines flight UA1340

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Looking for UA1340 in the air…

  • Advisory Airport Closure SNA

    Airport Closure at John Wayne Orange County International Airport (SNA): Reopens Nov 08 at 14:15 UTC.

    Airport status

  • Advisory Coastal Flood Advisory CLD, SAN, SNA

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

    Weather

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

    COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST MONDAY

    Weather

Newark (EWR) to San Francisco (SFO)

Historically, this flight arrives 15+ minutes late 40% of the time, and when it is late the delay averages 102 minutes. It was cancelled 2.7% of the time.

On-time arrivals
60.4%
Less than 15 minutes late
Cancelled
2.7%
Of scheduled flights
Average delay when late
102 min
Flights arriving 15+ minutes late
Flights tracked
338
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 32%
  • Air traffic control & airport 32%
  • Late-arriving aircraft 25%
  • Extreme weather 11%
  • Security 0%

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

Houston (IAH) to Newark (EWR)

Historically, this flight arrives 15+ minutes late 24% of the time, and when it is late the delay averages 65 minutes. It was cancelled 2.9% of the time.

On-time arrivals
76.0%
Less than 15 minutes late
Cancelled
2.9%
Of scheduled flights
Average delay when late
65 min
Flights arriving 15+ minutes late
Flights tracked
103
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 43%
  • Late-arriving aircraft 26%
  • Airline (crew, maintenance, cleaning) 22%
  • Extreme weather 9%
  • Security 0%

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

San Francisco (SFO) to Baltimore (BWI)

Historically, this flight arrives 15+ minutes late 12% of the time, and when it is late the delay averages 52 minutes. It was cancelled 1.0% of the time.

On-time arrivals
87.5%
Less than 15 minutes late
Cancelled
1.0%
Of scheduled flights
Average delay when late
52 min
Flights arriving 15+ minutes late
Flights tracked
97
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 60%
  • Airline (crew, maintenance, cleaning) 28%
  • Air traffic control & airport 12%
  • Extreme weather 0%
  • Security 0%

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

Denver (DEN) to Santa Ana (SNA)

Historically, this flight arrives 15+ minutes late 13% of the time, and when it is late the delay averages 85 minutes. It was cancelled 0.0% of the time.

On-time arrivals
87.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
85 min
Flights arriving 15+ minutes late
Flights tracked
24
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 80%
  • Airline (crew, maintenance, cleaning) 16%
  • Air traffic control & airport 4%
  • Extreme weather 0%
  • Security 0%

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

San Francisco (SFO) to Dulles (IAD)

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 Philadelphia (PHL)

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

On-time arrivals
81.2%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
55 min
Flights arriving 15+ minutes late
Flights tracked
16
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 52%
  • Late-arriving aircraft 48%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

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

New Orleans (MSY) to Newark (EWR)

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
25 min
Flights arriving 15+ minutes late
Flights tracked
7
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 71%
  • Airline (crew, maintenance, cleaning) 29%
  • Late-arriving aircraft 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 82.8% 30
October 2025 42.9% 35
November 2025 73.5% 50
December 2025 72.9% 60
January 2026 79.4% 35
February 2026 76.9% 28
March 2026 73.7% 38
April 2026 70.0% 30
May 2026 68.8% 50
June 2026 61.0% 83
July 2026 67.5% 83
August 2026 78.7% 79

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.