United Airlines UA688 Flight Status : Live Tracking & Updates

Domestic flight United Airlines UA688 takes off from Dulles (IAD) United States to Boston (BOS) United States. It's operated by United Airlines. The plane leaves Washington Dulles International Airport at 08:10 20 May 2026 America/New_York. The flight is expected to land at Logan International Airport at 15:49 20 May 2026 America/New_York. The flight will last about 4 hours 39 minutes.

Current status of UA688 is Scheduled On time Estimated Depart in 2 hours, 9 minutes

UA688 - UAL688 United Airlines (UA)
IAD Dulles United States
Flight IAD to BOS
BOS Boston United States
Scheduled On time Estimated Depart in 2 hours, 9 minutes
Departure Washington Dulles International Airport
IATA: IADICAO: KIAD
Scheduled 08:10 20 May 2026
Estimated 08:10 20 May 2026
3 D54
Arrival Logan International Airport
IATA: BOSICAO: KBOS
Scheduled 15:49 20 May 2026
Estimated 15:49 20 May 2026
None D15
UA688 Detail
  • Type: Domestic Flight
  • Code Shares: OS 7864, SN 8836
  • Flight Duration: 4 hours 39 minutes
  • Flight Distance: 662 kms / 412 miles
Airline
  • United Airlines
  • IATA: UA
  • ICAO: UAL
  • Operating Days: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday
Passenger Services
  • Service type: Normal passenger
  • Seats: 154
  • Freight capacity: 17.8 tons
  • Passenger classes: First Class, Economy, Business Class, Shuttle
More Detail
  • Aircraft: Boeing 737-900 Passenger (Scimitar Winglets)
  • Callsign: F-KOWD1
  • Departure Timezone: America/New_York
  • Arrival Timezone: America/New_York
  • Current Time in Dulles: Wednesday 2026-05-20 06:01 AM
  • Current Time in Boston: Wednesday 2026-05-20 06:01 AM

United Airlines UA688 Flight Statistics

United Airlines
United Airlines
FLIGHT NO UA688
AIRPLANE Boeing 737-900 Passenger (Scimitar Winglets)
ON TIME 10
DELAYED 4
CANCELLED 0
ON TIME 21
DELAYED 9
CANCELLED 0
ON TIME 49
DELAYED 11
CANCELLED 0
ON TIME 64
DELAYED 12
CANCELLED 0
Last 14 days flight data
14 30 60 90
On Time Rate

United Airlines UA688 Flight Schedule and Histories

Time Departure Arrival Actual departure Actual arrival
Tue 19 May
Diverted to IAD Dulles
Dulles (IAD) 2026-05-19T17:15
Boston (BOS) 2026-05-19T19:11
2026-05-19T17:14
2026-05-19T19:27
Mon 18 May
Arrived On time
Dulles (IAD) 2026-05-18T17:10
Boston (BOS) 2026-05-18T19:04
2026-05-18T17:08
2026-05-18T18:42
Sun 17 May
Arrived On time
Dulles (IAD) 2026-05-17T17:10
Boston (BOS) 2026-05-17T19:04
2026-05-17T17:04
2026-05-17T18:45
Sat 16 May
Arrived On time
Dulles (IAD) 2026-05-16T17:10
Boston (BOS) 2026-05-16T19:04
2026-05-16T17:20
2026-05-16T18:46
Fri 15 May
Arrived Delayed by 2h 6m
Dulles (IAD) 2026-05-15T17:10
Boston (BOS) 2026-05-15T19:04
2026-05-15T19:20
2026-05-15T21:10
Thu 14 May
Arrived Delayed by 52m
Dulles (IAD) 2026-05-14T17:10
Boston (BOS) 2026-05-14T19:04
2026-05-14T18:03
2026-05-14T19:56
Wed 13 May
Arrived On time
Dulles (IAD) 2026-05-13T17:10
Boston (BOS) 2026-05-13T19:04
2026-05-13T17:08
2026-05-13T18:42
Tue 12 May
Arrived On time
Dulles (IAD) 2026-05-12T17:15
Boston (BOS) 2026-05-12T19:11
2026-05-12T17:10
2026-05-12T18:43
Mon 11 May
Arrived On time
Dulles (IAD) 2026-05-11T17:10
Boston (BOS) 2026-05-11T19:04
2026-05-11T17:08
2026-05-11T18:25
Sun 10 May
Arrived On time
Dulles (IAD) 2026-05-10T17:10
Boston (BOS) 2026-05-10T19:04
2026-05-10T17:10
2026-05-10T19:05

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United Airlines Flight UA688 FAQs

What is the scheduled flight duration for United Airlines UA688 flight?

On average, nonstop flight takes 4 hour(s) 39 minutes, with the flight distance of 662 km (412 miles).

What is the current status of United Airlines UA688 flight?

The current status of flight United Airlines UA688 is Scheduled On time.

What type of aircraft is used for the United Airlines UA688 flight?

All United Airlines UA688 flights are operated using Boeing 737-900 Passenger (Scimitar Winglets) aircraft.

How many United Airlines UA688 flights are operated a week?

7 flights per week. The Flight United Airlines UA688 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday .