KLM flights from Ontario, Los Angeles (ONT) to Seattle-Tacoma (SEA).

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 05:35 Ontario, Los Angeles (ONT) 2 08:32 Seattle-Tacoma (SEA)
KLM KL 6255 Non-stop Airbus A220-100 (221) 2:57 Effective 2024-01-08 through 2024-03-09
Codeshare flight, operated by Delta Air Lines.(DL 2186)
Daily 06:00 Ontario, Los Angeles (ONT) 2 09:02 Seattle-Tacoma (SEA)
KLM KL 6255 Non-stop Airbus A220-100 (221) 3:02 Valid until 2024-01-07
Codeshare flight, operated by Delta Air Lines.(DL 2530)
Daily 06:00 Ontario, Los Angeles (ONT) 2 08:53 Seattle-Tacoma (SEA)
KLM KL 6255 Non-stop Airbus A220-100 (221) 2:53 Effective 2024-03-10 through 2024-03-30
Codeshare flight, operated by Delta Air Lines.(DL 2530)
Daily 06:00 Ontario, Los Angeles (ONT) 2 08:53 Seattle-Tacoma (SEA)
KLM KL 6907 Non-stop Airbus A220-100 (221) 2:53 Effective 2024-03-31 through 2024-04-08
Codeshare flight, operated by Delta Air Lines.(DL 2530)
Daily 06:15 Ontario, Los Angeles (ONT) 2 09:10 Seattle-Tacoma (SEA)
KLM KL 6907 Non-stop Airbus A220-100 (221) 2:55 Effective 2024-04-09 through 2024-06-05
Codeshare flight, operated by Delta Air Lines.(DL 2530)
Thu 06:15 Ontario, Los Angeles (ONT) 2 09:10 Seattle-Tacoma (SEA)
KLM KL 6907 Non-stop Boeing 737-800 (738) 2:55 Operates only on 2024-06-06
Codeshare flight, operated by Delta Air Lines.(DL 2530)
Daily 06:15 Ontario, Los Angeles (ONT) 2 08:55 Seattle-Tacoma (SEA)
KLM KL 6907 Non-stop Boeing 737-800 (738) 2:40 Effective 2024-06-07 through 2024-09-08
Codeshare flight, operated by Delta Air Lines.(DL 2530)
Daily 11:00 Ontario, Los Angeles (ONT) 2 13:54 Seattle-Tacoma (SEA)
KLM KL 6907 Non-stop Airbus A220-100 (221) 2:54 Effective 2024-09-09 through 2024-10-06
Codeshare flight, operated by Delta Air Lines.(DL 1271)
Daily 11:00 Ontario, Los Angeles (ONT) 2 13:44 Seattle-Tacoma (SEA)
KLM KL 6907 Non-stop Embraer EMB 175 (E7W) 2:44 Effective 2024-10-07 through 2024-10-26
Codeshare flight, operated by Delta Air Lines.(DL 3683)
Daily 11:00 Ontario, Los Angeles (ONT) 2 13:44 Seattle-Tacoma (SEA)
KLM KL 6979 Non-stop Embraer EMB 175 (E7W) 2:44 Effective from 2024-10-27
Codeshare flight, operated by Delta Air Lines.(DL 3683)
Daily 06:15 Ontario, Los Angeles (ONT) 2 09:08 Seattle-Tacoma (SEA)
KLM KL 6981 Non-stop Airbus A220-100 (221) 2:53 Effective from 2024-10-27
Codeshare flight, operated by Delta Air Lines.(DL 2815)
Daily 06:15 Ontario, Los Angeles (ONT) 2 09:08 Seattle-Tacoma (SEA)
KLM KL 7203 Non-stop Boeing 737-800 (738) 2:53 Effective 2024-09-09 through 2024-10-06
Codeshare flight, operated by Delta Air Lines.(DL 2815)
Daily 06:15 Ontario, Los Angeles (ONT) 2 09:08 Seattle-Tacoma (SEA)
KLM KL 7203 Non-stop Airbus A220-100 (221) 2:53 Effective 2024-10-07 through 2024-10-26
Codeshare flight, operated by Delta Air Lines.(DL 2815)
Daily 11:00 Ontario, Los Angeles (ONT) 2 13:59 Seattle-Tacoma (SEA)
KLM KL 7203 Non-stop Airbus A220-100 (221) 2:59 Effective 2024-04-09 through 2024-06-06
Codeshare flight, operated by Delta Air Lines.(DL 2579)
Daily 11:00 Ontario, Los Angeles (ONT) 2 13:44 Seattle-Tacoma (SEA)
KLM KL 7203 Non-stop Airbus A220-100 (221) 2:44 Effective 2024-06-07 through 2024-09-08
Codeshare flight, operated by Delta Air Lines.(DL 2579)




Feedback - Disclaimer - Privacy
FlightMapper.net Flight Search Countries Airlines
LANGUAGES
KLM flights from Ontario, Los Angeles (ONT) to Seattle-Tacoma (SEA).
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
KLM KL6255
05:35
Ontario, Los Angeles (ONT) 2

08:32
Seattle-Tacoma (SEA)
Effective 2024-01-08 through 2024-03-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2186)
Duration: 2:57, non-stop
Airbus A220-100 (221)
KLM KL6255
06:00
Ontario, Los Angeles (ONT) 2

09:02
Seattle-Tacoma (SEA)
Valid until 2024-01-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2530)
Duration: 3:02, non-stop
Airbus A220-100 (221)
KLM KL6255
06:00
Ontario, Los Angeles (ONT) 2

08:53
Seattle-Tacoma (SEA)
Effective 2024-03-10 through 2024-03-30
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2530)
Duration: 2:53, non-stop
Airbus A220-100 (221)
KLM KL6907
06:00
Ontario, Los Angeles (ONT) 2

08:53
Seattle-Tacoma (SEA)
Effective 2024-03-31 through 2024-04-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2530)
Duration: 2:53, non-stop
Airbus A220-100 (221)
KLM KL6907
06:15
Ontario, Los Angeles (ONT) 2

09:10
Seattle-Tacoma (SEA)
Effective 2024-04-09 through 2024-06-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2530)
Duration: 2:55, non-stop
Airbus A220-100 (221)
KLM KL6907
06:15
Ontario, Los Angeles (ONT) 2

09:10
Seattle-Tacoma (SEA)
Operates only on 2024-06-06
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2530)
Duration: 2:55, non-stop
Boeing 737-800 (738)
KLM KL6907
06:15
Ontario, Los Angeles (ONT) 2

08:55
Seattle-Tacoma (SEA)
Effective 2024-06-07 through 2024-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2530)
Duration: 2:40, non-stop
Boeing 737-800 (738)
KLM KL6907
11:00
Ontario, Los Angeles (ONT) 2

13:54
Seattle-Tacoma (SEA)
Effective 2024-09-09 through 2024-10-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1271)
Duration: 2:54, non-stop
Airbus A220-100 (221)
KLM KL6907
11:00
Ontario, Los Angeles (ONT) 2

13:44
Seattle-Tacoma (SEA)
Effective 2024-10-07 through 2024-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3683)
Duration: 2:44, non-stop
Embraer EMB 175 (E7W)
KLM KL6979
11:00
Ontario, Los Angeles (ONT) 2

13:44
Seattle-Tacoma (SEA)
Effective from 2024-10-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3683)
Duration: 2:44, non-stop
Embraer EMB 175 (E7W)
KLM KL6981
06:15
Ontario, Los Angeles (ONT) 2

09:08
Seattle-Tacoma (SEA)
Effective from 2024-10-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2815)
Duration: 2:53, non-stop
Airbus A220-100 (221)
KLM KL7203
06:15
Ontario, Los Angeles (ONT) 2

09:08
Seattle-Tacoma (SEA)
Effective 2024-09-09 through 2024-10-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2815)
Duration: 2:53, non-stop
Boeing 737-800 (738)
KLM KL7203
06:15
Ontario, Los Angeles (ONT) 2

09:08
Seattle-Tacoma (SEA)
Effective 2024-10-07 through 2024-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2815)
Duration: 2:53, non-stop
Airbus A220-100 (221)
KLM KL7203
11:00
Ontario, Los Angeles (ONT) 2

13:59
Seattle-Tacoma (SEA)
Effective 2024-04-09 through 2024-06-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2579)
Duration: 2:59, non-stop
Airbus A220-100 (221)
KLM KL7203
11:00
Ontario, Los Angeles (ONT) 2

13:44
Seattle-Tacoma (SEA)
Effective 2024-06-07 through 2024-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2579)
Duration: 2:44, non-stop
Airbus A220-100 (221)
  • A domestic route departing from the Ontario, Los Angeles airport (ONT) and arriving at Seattle-Tacoma airport (SEA).
  • The flight distance is 956 miles, or 1539 km.
  • The timezone of both the departure and the arrival airports is UTC-8 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 2:40 and 3:02.
All ONT-SEA flights
All KLM flights
Return (SEA-ONT) flights
Feedback     -     Disclaimer     -     Privacy