KLM flight KL 6434: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Wed,Thu 19:40 Seattle-Tacoma (SEA) 21:14 Medford (MFR)
KL 6434 Non-stop Embraer EMB 175 (E7W) 1:34 Valid until 2026-01-01
Codeshare flight, operated by Delta Air Lines.(DL 3954)
Tue,Wed,Sat 20:20 Minneapolis/Saint Paul (MSP) 1 23:53 Raleigh/Durham (RDU) 2
KL 6434 Non-stop Airbus A321 (321) 2:33 Effective from 2026-10-27
Codeshare flight, operated by Delta Air Lines.(DL 2932)
Daily 21:30 Seattle-Tacoma (SEA) 22:59 Medford (MFR)
KL 6434 Non-stop Embraer EMB 175 (E7W) 1:29 Effective 2026-01-05 through 2026-01-31
Codeshare flight, operated by Delta Air Lines.(DL 3954)
Mon,Tue,Fri-Sun 21:35 Seattle-Tacoma (SEA) 23:07 Medford (MFR)
KL 6434 Non-stop Embraer EMB 175 (E7W) 1:32 Valid until 2026-01-04
Codeshare flight, operated by Delta Air Lines.(DL 3954)
Mon-Fri,Sun 21:35 Seattle-Tacoma (SEA) 23:04 Medford (MFR)
KL 6434 Non-stop Embraer EMB 175 (E7W) 1:29 Effective 2026-02-01 through 2026-02-06
Codeshare flight, operated by Delta Air Lines.(DL 3954)
Mon-Wed 21:35 Seattle-Tacoma (SEA) 23:04 Medford (MFR)
KL 6434 Non-stop Embraer EMB 175 (E7W) 1:29 Effective 2026-02-09 through 2026-02-11
Codeshare flight, operated by Delta Air Lines.(DL 3954)
Daily 21:35 Seattle-Tacoma (SEA) 23:04 Medford (MFR)
KL 6434 Non-stop Embraer EMB 175 (E7W) 1:29 Effective 2026-03-08 through 2026-03-14
Codeshare flight, operated by Delta Air Lines.(DL 3954)
Daily 21:35 Seattle-Tacoma (SEA) 23:05 Medford (MFR)
KL 6434 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2026-03-15 through 2026-03-28
Codeshare flight, operated by Delta Air Lines.(DL 3954)
Daily 21:53 Atlanta (ATL) S 23:57 Buffalo (BUF)
KL 6434 Non-stop Airbus A320 (320) 2:04 Effective 2026-04-13 through 2026-06-06
Codeshare flight, operated by Delta Air Lines.(DL 2334)
Daily 21:54 Atlanta (ATL) S 23:58 Buffalo (BUF)
KL 6434 Non-stop Airbus A321 (321) 2:04 Effective 2026-06-07 through 2026-10-05
Codeshare flight, operated by Delta Air Lines.(DL 2334)
Daily 21:54 Atlanta (ATL) S 23:55 Buffalo (BUF)
KL 6434 Non-stop Airbus A321 (321) 2:01 Effective 2026-10-06 through 2026-10-24
Codeshare flight, operated by Delta Air Lines.(DL 2334)
Daily 21:59 Atlanta (ATL) S 23:59 Buffalo (BUF)
KL 6434 Non-stop Boeing 737-800 (738) 2:00 Effective 2026-03-29 through 2026-04-12
Codeshare flight, operated by Delta Air Lines.(DL 2334)
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This flight number is listed as serving the following routes:


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KLM flight KL 6434: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
KLM KL6434
19:40
Seattle-Tacoma (SEA)

21:14
Medford (MFR)
Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 3954)
Duration: 1:34, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
KLM KL6434
20:20
Minneapolis/Saint Paul (MSP) 1

23:53
Raleigh/Durham (RDU) 2
Effective from 2026-10-27
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2932)
Duration: 2:33, non-stop
Airbus A321 (321)
Direct Codeshare Flights:
KLM KL6434
21:30
Seattle-Tacoma (SEA)

22:59
Medford (MFR)
Effective 2026-01-05 through 2026-01-31
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3954)
Duration: 1:29, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
KLM KL6434
21:35
Seattle-Tacoma (SEA)

23:07
Medford (MFR)
Valid until 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3954)
Duration: 1:32, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
KLM KL6434
21:35
Seattle-Tacoma (SEA)

23:04
Medford (MFR)
Effective 2026-02-01 through 2026-02-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3954)
Duration: 1:29, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
KLM KL6434
21:35
Seattle-Tacoma (SEA)

23:04
Medford (MFR)
Effective 2026-02-09 through 2026-02-11
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 3954)
Duration: 1:29, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
KLM KL6434
21:35
Seattle-Tacoma (SEA)

23:04
Medford (MFR)
Effective 2026-03-08 through 2026-03-14
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3954)
Duration: 1:29, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
KLM KL6434
21:35
Seattle-Tacoma (SEA)

23:05
Medford (MFR)
Effective 2026-03-15 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3954)
Duration: 1:30, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
KLM KL6434
21:53
Atlanta (ATL) S

23:57
Buffalo (BUF)
Effective 2026-04-13 through 2026-06-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2334)
Duration: 2:04, non-stop
Airbus A320 (320)
Direct Codeshare Flights:
KLM KL6434
21:54
Atlanta (ATL) S

23:58
Buffalo (BUF)
Effective 2026-06-07 through 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2334)
Duration: 2:04, non-stop
Airbus A321 (321)
Direct Codeshare Flights:
KLM KL6434
21:54
Atlanta (ATL) S

23:55
Buffalo (BUF)
Effective 2026-10-06 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2334)
Duration: 2:01, non-stop
Airbus A321 (321)
Direct Codeshare Flights:
KLM KL6434
21:59
Atlanta (ATL) S

23:59
Buffalo (BUF)
Effective 2026-03-29 through 2026-04-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2334)
Duration: 2:00, non-stop
Boeing 737-800 (738)
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This flight number is listed as serving the following routes:
  • Atlanta (ATL) - Buffalo (BUF)
  • Minneapolis/Saint Paul (MSP) - Raleigh/Durham (RDU)
  • Seattle-Tacoma (SEA) - Medford (MFR)
All KLM flights
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- CACHE: False - LANG: en - IS_EU: False