Korean Air flight KE 3850: Seattle-Tacoma - Salt Lake City

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon,Thu,Sat 05:25 Seattle-Tacoma (SEA) 08:30 Salt Lake City (SLC)
KE 3850 Non-stop Boeing 737-900 (739) 2:05 Valid until 2026-01-03
Codeshare flight, operated by Delta Air Lines.(DL 1128)
Mon 05:25 Seattle-Tacoma (SEA) 08:29 Salt Lake City (SLC)
KE 3850 Non-stop Boeing 737-900 (739) 2:04 Operates only on 2026-01-05
Codeshare flight, operated by Delta Air Lines.(DL 1128)
Mon,Thu 16:40 Seattle-Tacoma (SEA) 19:42 Salt Lake City (SLC)
KE 3850 Non-stop Boeing 737-900 (739) 2:02 Effective 2026-02-12 through 2026-03-05
Codeshare flight, operated by Delta Air Lines.(DL 1584)
Mon 16:55 Seattle-Tacoma (SEA) 19:57 Salt Lake City (SLC)
KE 3850 Non-stop Boeing 737-900 (739) 2:02 Effective 2026-01-19 through 2026-02-09
Codeshare flight, operated by Delta Air Lines.(DL 1629)
Thu 16:55 Seattle-Tacoma (SEA) 19:57 Salt Lake City (SLC)
KE 3850 Non-stop Boeing 737-800 (738) 2:02 Effective 2026-01-22 through 2026-02-05
Codeshare flight, operated by Delta Air Lines.(DL 1629)
Mon-Fri,Sun 16:55 Seattle-Tacoma (SEA) 20:00 Salt Lake City (SLC)
KE 3850 Non-stop Boeing 737-900 (739) 2:05 Effective 2026-04-13 through 2026-05-06
Codeshare flight, operated by Delta Air Lines.(DL 1165)
Mon-Fri,Sun 16:57 Seattle-Tacoma (SEA) 19:56 Salt Lake City (SLC)
KE 3850 Non-stop Boeing 737-900 (739) 1:59 Effective 2026-03-08 through 2026-03-13
Codeshare flight, operated by Delta Air Lines.(DL 1165)
Mon-Fri,Sun 16:57 Seattle-Tacoma (SEA) 19:57 Salt Lake City (SLC)
KE 3850 Non-stop Boeing 737-900 (739) 2:00 Effective 2026-03-15 through 2026-04-12
Codeshare flight, operated by Delta Air Lines.(DL 1165)
Sat 17:30 Seattle-Tacoma (SEA) 20:30 Salt Lake City (SLC)
KE 3850 Non-stop Boeing 737-900 (739) 2:00 Operates only on 2026-03-14
Codeshare flight, operated by Delta Air Lines.(DL 1165)
Sat 17:30 Seattle-Tacoma (SEA) 20:31 Salt Lake City (SLC)
KE 3850 Non-stop Boeing 737-900 (739) 2:01 Effective 2026-03-21 through 2026-04-11
Codeshare flight, operated by Delta Air Lines.(DL 1165)
Mon-Fri,Sun 17:45 Seattle-Tacoma (SEA) 20:53 Salt Lake City (SLC)
KE 3850 Non-stop Boeing 737-900 (739) 2:08 Effective 2026-05-07 through 2026-05-22
Codeshare flight, operated by Delta Air Lines.(DL 1165)
Mon-Fri,Sun 17:45 Seattle-Tacoma (SEA) 20:53 Salt Lake City (SLC)
KE 3850 Non-stop Boeing 737-900 (739) 2:08 Effective 2026-05-25 through 2026-06-12
Codeshare flight, operated by Delta Air Lines.(DL 1165)
Daily 17:45 Seattle-Tacoma (SEA) 20:53 Salt Lake City (SLC)
KE 3850 Non-stop Boeing 737-900 (739) 2:08 Effective 2026-06-13 through 2026-10-05
Codeshare flight, operated by Delta Air Lines.(DL 1165)
Daily 17:45 Seattle-Tacoma (SEA) 20:51 Salt Lake City (SLC)
KE 3850 Non-stop Boeing 737-900 (739) 2:06 Effective from 2026-10-06
Codeshare flight, operated by Delta Air Lines.(DL 1165)
Sat 17:50 Seattle-Tacoma (SEA) 20:55 Salt Lake City (SLC)
KE 3850 Non-stop Boeing 737-800 (738) 2:05 Effective 2026-02-14 through 2026-03-07
Codeshare flight, operated by Delta Air Lines.(DL 1238)
Mon,Thu,Sat 18:05 Seattle-Tacoma (SEA) 21:10 Salt Lake City (SLC)
KE 3850 Non-stop Boeing 737-900 (739) 2:05 Effective 2026-01-08 through 2026-01-17
Codeshare flight, operated by Delta Air Lines.(DL 1239)
Sat 18:10 Seattle-Tacoma (SEA) 21:15 Salt Lake City (SLC)
KE 3850 Non-stop Boeing 737-900 (739) 2:05 Effective 2026-04-18 through 2026-05-02
Codeshare flight, operated by Delta Air Lines.(DL 1165)
Sat 18:10 Seattle-Tacoma (SEA) 21:18 Salt Lake City (SLC)
KE 3850 Non-stop Boeing 737-900 (739) 2:08 Effective 2026-05-09 through 2026-05-23
Codeshare flight, operated by Delta Air Lines.(DL 1165)
Sat,Sun 18:10 Seattle-Tacoma (SEA) 21:18 Salt Lake City (SLC)
KE 3850 Non-stop Boeing 737-900 (739) 2:08 Effective 2026-05-24 through 2026-05-30
Codeshare flight, operated by Delta Air Lines.(DL 1165)
Sat 18:10 Seattle-Tacoma (SEA) 21:18 Salt Lake City (SLC)
KE 3850 Non-stop Boeing 737-900 (739) 2:08 Operates only on 2026-06-06
Codeshare flight, operated by Delta Air Lines.(DL 1165)
Sat 19:00 Seattle-Tacoma (SEA) 22:00 Salt Lake City (SLC)
KE 3850 Non-stop Boeing 737-800 (738) 2:00 Effective 2026-01-24 through 2026-02-07
Codeshare flight, operated by Delta Air Lines.(DL 1239)
Korean Air flight KE 3850:
Seattle-Tacoma - Salt Lake City
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:

Korean Air KE3850
Valid until 2026-01-03
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1128)
Duration: 2:05, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Korean Air KE3850
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1128)
Duration: 2:04, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Korean Air KE3850
Effective 2026-02-12 through 2026-03-05
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1584)
Duration: 2:02, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Korean Air KE3850
Effective 2026-01-19 through 2026-02-09
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1629)
Duration: 2:02, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Korean Air KE3850
Effective 2026-01-22 through 2026-02-05
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1629)
Duration: 2:02, non-stop
Boeing 737-800 (738)

Direct Codeshare Flights:

Korean Air KE3850
Effective 2026-04-13 through 2026-05-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1165)
Duration: 2:05, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Korean Air KE3850
Effective 2026-03-08 through 2026-03-13
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1165)
Duration: 1:59, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Korean Air KE3850
Effective 2026-03-15 through 2026-04-12
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1165)
Duration: 2:00, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Korean Air KE3850
Operates only on 2026-03-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1165)
Duration: 2:00, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Korean Air KE3850
Effective 2026-03-21 through 2026-04-11
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1165)
Duration: 2:01, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Korean Air KE3850
Effective 2026-05-07 through 2026-05-22
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1165)
Duration: 2:08, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Korean Air KE3850
Effective 2026-05-25 through 2026-06-12
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1165)
Duration: 2:08, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Korean Air KE3850
Effective 2026-06-13 through 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1165)
Duration: 2:08, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Korean Air KE3850
Effective from 2026-10-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1165)
Duration: 2:06, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Korean Air KE3850
Effective 2026-02-14 through 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1238)
Duration: 2:05, non-stop
Boeing 737-800 (738)

Direct Codeshare Flights:

Korean Air KE3850
Effective 2026-01-08 through 2026-01-17
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1239)
Duration: 2:05, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Korean Air KE3850
Effective 2026-04-18 through 2026-05-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1165)
Duration: 2:05, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Korean Air KE3850
Effective 2026-05-09 through 2026-05-23
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1165)
Duration: 2:08, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Korean Air KE3850
Effective 2026-05-24 through 2026-05-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1165)
Duration: 2:08, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Korean Air KE3850
Operates only on 2026-06-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1165)
Duration: 2:08, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Korean Air KE3850
Effective 2026-01-24 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1239)
Duration: 2:00, non-stop
Boeing 737-800 (738)
  • KE 3850 is a domestic flight departing from the Seattle-Tacoma airport (SEA) and arriving at Salt Lake City airport (SLC).
  • The flight distance is 687 miles, or 1106 km.
  • The timezone of the departure airport is UTC-8 , and the timezone of the arrival airport is UTC-7 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
  • For direct flights, the flight time varies between 1:59 and 2:08.