United Airlines
UA2456Houston to Seattle
United Airlines flight UA2456 flies from Houston (IAH) to Seattle Tacoma (SEA), 3,013 km. Over August 2025 to July 2026 it usually arrives about 4 minutes late: 77% of 533 flights arrived within 15 minutes of schedule and 0.6% were cancelled (US Department of Transportation data).
On-time record, last 12 months
77%
on time (within 15 min)
14%
more than 30 min late
0.6%
cancelled
+4 min
average arrival vs schedule
Every operation of UA2456, August 2025 to July 2026: 533 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as UA2456
- Houston (IAH) to Seattle Tacoma (SEA)303 flights
- Orlando (MCO) to Houston (IAH)175 flights
- Washington (DCA) to Houston (IAH)34 flights
- Nashville (BNA) to Houston (IAH)15 flights
- San Jose (SJC) to Houston (IAH)5 flights
- San Francisco (SFO) to Tampa (TPA)1 flights
Other flights from Houston to Seattle
More about Houston (IAH) and Seattle Tacoma (SEA).
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