Skip to content
FriendlySkies Review
Menu

Flight UA1833

United Airlines flight UA1833

Read United Airlines reviews →

Looking for UA1833 in the air…

Boston (BOS) to Newark (EWR)

Historically, this flight arrives 15+ minutes late 7% of the time, and when it is late the delay averages 73 minutes. It was cancelled 1.5% of the time.

On-time arrivals
92.8%
Less than 15 minutes late
Cancelled
1.5%
Of scheduled flights
Average delay when late
73 min
Flights arriving 15+ minutes late
Flights tracked
324
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 69%
  • Air traffic control & airport 25%
  • Extreme weather 6%
  • Late-arriving aircraft 0%
  • Security 0%

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

Newark (EWR) to Cleveland (CLE)

Historically, this flight arrives 15+ minutes late 10% of the time, and when it is late the delay averages 60 minutes. It was cancelled 5.2% of the time.

On-time arrivals
90.1%
Less than 15 minutes late
Cancelled
5.2%
Of scheduled flights
Average delay when late
60 min
Flights arriving 15+ minutes late
Flights tracked
96
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 40%
  • Airline (crew, maintenance, cleaning) 36%
  • Late-arriving aircraft 24%
  • Extreme weather 0%
  • Security 0%

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

Newark (EWR) to Key West (EYW)

Historically, this flight arrives 15+ minutes late 33% of the time, and when it is late the delay averages 95 minutes. It was cancelled 2.7% of the time.

On-time arrivals
66.7%
Less than 15 minutes late
Cancelled
2.7%
Of scheduled flights
Average delay when late
95 min
Flights arriving 15+ minutes late
Flights tracked
37
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 83%
  • Late-arriving aircraft 16%
  • Airline (crew, maintenance, cleaning) 1%
  • Extreme weather 0%
  • Security 0%

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

Newark (EWR) to Las Vegas (LAS)

Historically, this flight arrives 15+ minutes late 12% of the time, and when it is late the delay averages 41 minutes. It was cancelled 5.6% of the time.

On-time arrivals
88.2%
Less than 15 minutes late
Cancelled
5.6%
Of scheduled flights
Average delay when late
41 min
Flights arriving 15+ minutes late
Flights tracked
36
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 93%
  • Airline (crew, maintenance, cleaning) 7%
  • Late-arriving aircraft 0%
  • Extreme weather 0%
  • Security 0%

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

Newark (EWR) to Palm Springs (PSP)

Historically, this flight arrives 15+ minutes late 17% of the time, and when it is late the delay averages 112 minutes. It was cancelled 0.0% of the time.

On-time arrivals
82.6%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
112 min
Flights arriving 15+ minutes late
Flights tracked
24
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 94%
  • Air traffic control & airport 6%
  • Late-arriving aircraft 0%
  • Extreme weather 0%
  • Security 0%

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

Newark (EWR) to Atlanta (ATL)

Historically, this flight arrives 15+ minutes late 10% of the time, and when it is late the delay averages 38 minutes. It was cancelled 0.0% of the time.

On-time arrivals
90.5%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
38 min
Flights arriving 15+ minutes late
Flights tracked
21
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 54%
  • Air traffic control & airport 46%
  • Airline (crew, maintenance, cleaning) 0%
  • Extreme weather 0%
  • Security 0%

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

Newark (EWR) to Raleigh/Durham (RDU)

Only 19 flights on record, which is too few for reliable odds.

On-time arrivals
57.9%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
37 min
Flights arriving 15+ minutes late
Flights tracked
19
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 50%
  • Airline (crew, maintenance, cleaning) 36%
  • Late-arriving aircraft 8%
  • Extreme weather 6%
  • Security 0%

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

Newark (EWR) to Salt Lake City (SLC)

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

Portland (PWM) to Newark (EWR)

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 92.2% 51
October 2025 86.1% 37
November 2025 86.4% 59
December 2025 71.9% 32
January 2026 84.9% 57
February 2026 85.3% 37
March 2026 89.8% 50
April 2026 100.0% 30
May 2026 97.5% 40
June 2026 96.3% 55
July 2026 82.4% 54
August 2026 89.5% 58

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.