Korean Air KE3143 Flight Status Today

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 22:20 27 February 2026 America/Los_Angeles. The flight is expected to land at Logan International Airport at 06:50 28 February 2026 America/New_York. The flight will last about 5 hours 30 minutes.

Current status of KE3143 is Departed On time Estimated Arrival in 4 hours, 43 minutes

KE3143 - KAL3143 Korean Air (KE)
SEA Seattle United States
Flight SEA to BOS
BOS Boston United States
Departed On time Estimated Arrival in 4 hours, 43 minutes
Departure Seattle International Airport
IATA: SEAICAO: KSEA
Scheduled 22:20 27 February 2026
Actual 22:26 27 February 2026
None B3
Arrival Logan International Airport
IATA: BOSICAO: KBOS
Scheduled 06:50 28 February 2026
Estimated 06:25 28 February 2026
A A19
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: Friday 2026-02-27 22:42 PM
  • Current Time in Boston: Saturday 2026-02-28 01:42 AM

Flight routes similar to Korean Air KE3143

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Alaska Airlines AS306
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08:15 		4 hours 45 minutes
16:36
Alaska Airlines AS460
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15:42 		5 hours 17 minutes
23:59
American Airlines AA7471
American Airlines 		27/02/2026
08:15 		4 hours 45 minutes
16:36
Delta DL473
Delta 		27/02/2026
22:20 		5 hours 30 minutes
06:50
Hawaiian Airlines HA4991
Hawaiian Airlines 		27/02/2026
22:40 		5 hours 14 minutes
06:54
Delta DL459
Delta 		27/02/2026
07:30 		5 hours 1 minutes
15:59
Air Tahiti Nui TN2782
Air Tahiti Nui 		27/02/2026
22:40 		5 hours 14 minutes
06:54
Air France AF3534
Air France 		27/02/2026
07:30 		5 hours 29 minutes
15:59

Korean Air Flight KE3143 FAQs

What is the scheduled flight duration for Korean Air KE3143 flight?

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

What is the current status of Korean Air KE3143 flight?

The current status of flight Korean Air KE3143 is Departed On time.

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

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

When does the flight Korean Air KE3143 arrive?

Flight Korean Air KE3143 arrives at 06:50.

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.