UA2129San Diego to Washington
United Airlines flight UA2129 flies from San Diego (SAN) to Washington Dulles (IAD), 3,618 km. Over August 2025 to July 2026 it usually arrives about 2 minutes late: 89% of 331 flights arrived within 15 minutes of schedule and 1.2% were cancelled (US Department of Transportation data).
On-time record, last 12 months
Every operation of UA2129, August 2025 to July 2026: 331 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as UA2129
- San Diego (SAN) to Washington Dulles (IAD)326 flights
- San Francisco (SFO) to Las Vegas (LAS)5 flights
Other flights from San Diego to Washington
More about San Diego (SAN) and Washington Dulles (IAD).
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