Korean Air KE3143 flight status now

Current status of KE3143 is Scheduled On time Expected Depart in 6 hours, 38 minutes

KE3143 - KAL3143 Korean Air (KE)
SEA Seattle United States
Flight SEA to BOS
BOS Boston United States
Scheduled On time Expected Depart in 6 hours, 38 minutes
Departure Seattle International Airport
IATA: SEAICAO: KSEA
Scheduled 22:05 17 November 2025
None A3
Arrival Logan International Airport
IATA: BOSICAO: KBOS
Scheduled 06:35 18 November 2025
Estimated 06:30 18 November 2025
A A21
KE3143 Detail
  • Type: Domestic Flight
  • Code Shares: VS 3541
  • Flight Duration: 5 hours 30 minutes
  • Flight Distance: 4015 kms / 2495 miles
Airline
  • Korean Air
  • IATA: KE
  • ICAO: KAL
  • Operating Days: Monday, Tuesday, Thursday, Friday, Saturday, Sunday
Passenger Services
  • Service type: Normal passenger
  • Seats: 160
  • Freight capacity: 17.8 tons
  • Passenger classes: First Class, Economy, Business Class
More Detail
  • Aircraft: Airbus A321neo
  • Callsign: KAL3143
  • Departure Timezone: America/Los_Angeles
  • Arrival Timezone: America/New_York
  • Current Time in Seattle: Monday 2025-11-17 15:27 PM
  • Current Time in Boston: Monday 2025-11-17 18:27 PM

Domestic flight Korean Air KE3143 takes off from Seattle (SEA) United States to Boston (BOS) United States. It's operated by Korean Air. The plane leaves Seattle International Airport at 22:05 17 November 2025 America/Los_Angeles. The flight is expected to land at Logan International Airport at 06:35 18 November 2025 America/New_York. The flight will last about 5 hours 30 minutes.

Similar flight route from Seattle (SEA) to Boston (BOS)

Airline Flight no Departure Arrival
Hawaiian Airlines HA6627
Hawaiian Airlines 		17/11/2025
15:59 		5 hours 21 minutes
00:20
Virgin Atlantic VS3325
Virgin Atlantic 		17/11/2025
07:30 		5 hours 30 minutes
15:59
Alaska Airlines AS460
Alaska Airlines 		17/11/2025
15:59 		5 hours 21 minutes
00:20
Japan Airlines JL6356
Japan Airlines 		17/11/2025
15:59 		5 hours 21 minutes
00:20
Delta DL473
Delta 		17/11/2025
22:05 		5 hours 30 minutes
06:35
Alaska Airlines AS306
Alaska Airlines 		17/11/2025
09:00 		5 hours 23 minutes
17:23
Delta DL459
Delta 		17/11/2025
07:30 		5 hours 29 minutes
15:59
Air Tahiti Nui TN2334
Air Tahiti Nui 		17/11/2025
09:00 		5 hours 23 minutes
17:23

Frequently asked questions, answered

How long is the flight from Seattle to Boston?

On average, nonstop flight takes 5 hour(s) 30 minutes, with the flight distance of 4015 km (2495 miles).

What type of aircraft is used for the Korean Air KE3143 flight?

All Korean Air KE3143 flights are operated using Airbus A321neo aircraft.

Which terminal the flight Korean Air KE3143 is arriving at?

Flight Korean Air KE3143 arrives in Logan International Airport at Terminal A.

How many Korean Air KE3143 flights are operated a week?

6 flights per week. The Flight Korean Air KE3143 is operated on Monday, Tuesday, Thursday, Friday, Saturday, Sunday.