United Airlines
UA1821Houston to Raleigh-durham
United Airlines flight UA1821 flies from Houston (IAH) to Raleigh-durham (RDU), 1,675 km. Over August 2025 to July 2026 it usually arrives right on schedule: 83% of 609 flights arrived within 15 minutes of schedule and 2.3% were cancelled (US Department of Transportation data).
On-time record, last 12 months
83%
on time (within 15 min)
11%
more than 30 min late
2.3%
cancelled
0 min
average arrival vs schedule
Every operation of UA1821, August 2025 to July 2026: 609 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as UA1821
- Houston (IAH) to Raleigh-durham (RDU)268 flights
- New Orleans (MSY) to Houston (IAH)199 flights
- Chicago O'Hare (ORD) to New York (LGA)93 flights
- Raleigh-durham (RDU) to Newark Liberty (EWR)49 flights
Other flights from Houston to Raleigh-durham
More about Houston (IAH) and Raleigh-durham (RDU).
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