UA1945: Houston to Los Angeles
United Airlines flight UA1945 flies from Houston (IAH) to Los Angeles (LAX), 2,215 km. Over August 2025 to June 2026 it usually arrives about 2 minutes early: 85% of 459 flights arrived within 15 minutes of schedule and 0.9% were cancelled (US Department of Transportation data).
On-time record, last 12 months
Every operation of UA1945, August 2025 to June 2026: 459 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as UA1945
- Houston (IAH) to Los Angeles (LAX)302 flights
- Chicago O'Hare (ORD) to Houston (IAH)37 flights
- Orlando (MCO) to Houston (IAH)31 flights
- Chicago O'Hare (ORD) to Nashville (BNA)21 flights
- Indianapolis (IND) to Chicago O'Hare (ORD)21 flights
- Los Angeles (LAX) to San Francisco (SFO)18 flights
- Kansas City (MCI) to Houston (IAH)15 flights
- Philadelphia (PHL) to Chicago O'Hare (ORD)14 flights
Other flights from Houston to Los Angeles
More about Houston (IAH) and Los Angeles (LAX).
Questions and answers
- Is UA1945 usually on time?
- 85% of United Airlines flight UA1945's 459 flights from August 2025 to June 2026 arrived within 15 minutes of schedule. It arrived about 2 minutes early on average.
- How often is UA1945 cancelled or badly delayed?
- 0.9% of UA1945's scheduled flights were cancelled from August 2025 to June 2026 (4 of 459), and 10% of the flights that operated arrived more than 30 minutes late.
- What route does UA1945 fly?
- UA1945 most often flies from Houston (IAH) to Los Angeles (LAX), 2,215 km (302 flights in the period). The same flight number also flew Chicago O'Hare (ORD) to Houston (IAH), Orlando (MCO) to Houston (IAH), Chicago O'Hare (ORD) to Nashville (BNA).
- Where do these UA1945 figures come from?
- From the US Bureau of Transportation Statistics (BTS) on-time records, which cover every domestic flight by the larger US airlines. The figures cover August 2025 to June 2026 and are updated each month when new BTS data is published, about two months after the month ends. See how TripStow measures punctuality.
How does United Airlines compare? United Airlines' on-time record and the US airline league table.
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.
<a href="https://tripstow.com/flights/ua1945" title="UA1945 is on time 85% of the time on TripStow"><img src="https://tripstow.com/badge/flights/ua1945.svg" alt="UA1945 is on time 85% of the time" width="360" height="88" loading="lazy"></a>
<a href="https://tripstow.com/flights/ua1945" title="UA1945 is on time 85% of the time on TripStow"><img src="https://tripstow.com/badge/flights/ua1945.svg?theme=light" alt="UA1945 is on time 85% of the time" width="360" height="88" loading="lazy"></a>[](https://tripstow.com/flights/ua1945)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