United Airlines

UA278Baltimore to Los Angeles

Name: United Airlines UA278 Baltimore to Los Angeles: on-time record
Creator: TripStow
License: https://tripstow.com/notices

United Airlines flight UA278 flies from Baltimore (BWI) to Los Angeles (LAX), 3,740 km. Over September 2025 to May 2026 it usually arrives right on schedule: 86% of 242 flights arrived within 15 minutes of schedule and 0.8% were cancelled (US Department of Transportation data).

On-time record, last 12 months

86%

on time (within 15 min)

10%

more than 30 min late

0.8%

cancelled

-1 min

average arrival vs schedule

Every operation of UA278, September 2025 to May 2026: 242 flights. Source: US Bureau of Transportation Statistics, public domain.

Routes flown as UA278

Baltimore (BWI) to Los Angeles (LAX)76 flights
Houston (IAH) to Phoenix Sky Harbor (PHX)74 flights
Newark Liberty (EWR) to Boston (BOS)36 flights
Dallas-Fort Worth (DFW) to San Francisco (SFO)31 flights
Boston (BOS) to Washington Dulles (IAD)22 flights
Newark Liberty (EWR) to Charlotte Douglas (CLT)1 flights
Los Angeles (LAX) to Houston (IAH)1 flights
Phoenix Sky Harbor (PHX) to San Francisco (SFO)1 flights

Other flights from Baltimore to Los Angeles

WN1172 WN1194 WN120 WN1452 WN1466 WN1540 WN1571 WN1670 WN1691 WN1718 WN1753 WN1765

More about Baltimore (BWI) and Los Angeles (LAX).

Embed this on your site

A live badge for travel blogs, forums and trip reports. It updates as new data comes in, and links back here for the full stats.

Dark badge, HTML

<a href="https://tripstow.com/flights/ua278" title="UA278 is on time 86% of the time on TripStow"><img src="https://tripstow.com/badge/flights/ua278.svg" alt="UA278 is on time 86% of the time" width="360" height="88" loading="lazy"></a>

Light badge, HTML

<a href="https://tripstow.com/flights/ua278" title="UA278 is on time 86% of the time on TripStow"><img src="https://tripstow.com/badge/flights/ua278.svg?theme=light" alt="UA278 is on time 86% of the time" width="360" height="88" loading="lazy"></a>

Markdown, for forums and README files

[![UA278 is on time 86% of the time](https://tripstow.com/badge/flights/ua278.svg)](https://tripstow.com/flights/ua278)

Flying soon?

Forward your booking to TripStow and get your trip built for you, with check-in reminders, punctuality for every flight and a map of everywhere you have been.

Start free