United Airlines

UA688Washington to Boston

Name: United Airlines UA688 Washington to Boston: on-time record
Creator: TripStow
License: https://tripstow.com/notices

United Airlines flight UA688 flies from Washington Dulles (IAD) to Boston (BOS), 664 km. Over August 2025 to July 2026 it usually arrives about 12 minutes late: 73% of 666 flights arrived within 15 minutes of schedule and 2.6% were cancelled (US Department of Transportation data).

On-time record, last 12 months

73%

on time (within 15 min)

18%

more than 30 min late

2.6%

cancelled

+12 min

average arrival vs schedule

Every operation of UA688, August 2025 to July 2026: 666 flights. Source: US Bureau of Transportation Statistics, public domain.

Routes flown as UA688

Washington Dulles (IAD) to Boston (BOS)362 flights
Los Angeles (LAX) to Washington Dulles (IAD)82 flights
Salt Lake City (SLC) to Washington Dulles (IAD)74 flights
Las Vegas (LAS) to Washington Dulles (IAD)53 flights
Kansas City (MCI) to Washington Dulles (IAD)37 flights
Seattle Tacoma (SEA) to Washington Dulles (IAD)34 flights
San Francisco (SFO) to Los Angeles (LAX)19 flights
Boston (BOS) to Newark Liberty (EWR)5 flights

Other flights from Washington to Boston

UA1047 UA1183 UA1392 UA1709 UA2321 UA2323 UA2723 UA315 UA641 UA673 UA755 YX3552

More about Washington Dulles (IAD) and Boston (BOS).

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