UA1159Washington to Seattle
United Airlines flight UA1159 flies from Washington Dulles (IAD) to Seattle Tacoma (SEA), 3,702 km. Over January 2026 to May 2026 it usually arrives right on schedule: 78% of 128 flights arrived within 15 minutes of schedule and 0.8% were cancelled (US Department of Transportation data).
On-time record, last 12 months
Every operation of UA1159, January 2026 to May 2026: 128 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as UA1159
- Washington Dulles (IAD) to Seattle Tacoma (SEA)37 flights
- Washington Dulles (IAD) to Norfolk (ORF)32 flights
- Houston (IAH) to Chicago O'Hare (ORD)21 flights
- New Orleans (MSY) to San Francisco (SFO)19 flights
- Detroit (DTW) to Washington Dulles (IAD)18 flights
- Las Vegas (LAS) to Chicago O'Hare (ORD)1 flights
Other flights from Washington to Seattle
More about Washington Dulles (IAD) and Seattle Tacoma (SEA).
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