Delta Air Lines flight DL 4042: Ontario, Los Angeles - Seattle-Tacoma

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 06:15 Ontario, Los Angeles (ONT) 2 09:10 Seattle-Tacoma (SEA)
DL 4042 Non-stop Embraer EMB 175 (E7W) 2:55 Effective 2024-10-07 through 2024-11-10
Daily 06:15 Ontario, Los Angeles (ONT) 2 09:13 Seattle-Tacoma (SEA)
DL 4042 Non-stop Embraer EMB 175 (E7W) 2:58 Effective 2024-11-11 through 2024-12-02
Daily 07:00 Ontario, Los Angeles (ONT) 2 10:09 Seattle-Tacoma (SEA)
DL 4042 Non-stop Embraer EMB 175 (E7W) 3:09 Effective 2024-12-19 through 2025-01-05
Daily 07:00 Ontario, Los Angeles (ONT) 2 10:03 Seattle-Tacoma (SEA)
DL 4042 Non-stop Embraer EMB 175 (E7W) 3:03 Effective 2025-04-14 through 2025-06-07
Daily 07:00 Ontario, Los Angeles (ONT) 2 09:49 Seattle-Tacoma (SEA)
DL 4042 Non-stop Embraer EMB 175 (E7W) 2:49 Effective from 2025-06-08
Daily 07:05 Ontario, Los Angeles (ONT) 2 09:55 Seattle-Tacoma (SEA)
DL 4042 Non-stop Embraer EMB 175 (E7W) 2:50 Valid until 2024-09-08
Daily 07:35 Ontario, Los Angeles (ONT) 2 10:26 Seattle-Tacoma (SEA)
DL 4042 Non-stop Embraer EMB 175 (E7W) 2:51 Effective 2024-09-09 through 2024-10-06
Daily 07:45 Ontario, Los Angeles (ONT) 2 10:38 Seattle-Tacoma (SEA)
DL 4042 Non-stop Embraer EMB 175 (E7W) 2:53 Effective 2024-12-03 through 2024-12-18
Daily 07:45 Ontario, Los Angeles (ONT) 2 10:45 Seattle-Tacoma (SEA)
DL 4042 Non-stop Embraer EMB 175 (E7W) 3:00 Effective 2025-01-06 through 2025-04-13


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Delta Air Lines flight DL 4042:
Ontario, Los Angeles - Seattle-Tacoma
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Delta Air Lines DL4042
06:15
Ontario, Los Angeles (ONT) 2

09:10
Seattle-Tacoma (SEA)
Effective 2024-10-07 through 2024-11-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:55, non-stop
Embraer EMB 175 (E7W)
Delta Air Lines DL4042
06:15
Ontario, Los Angeles (ONT) 2

09:13
Seattle-Tacoma (SEA)
Effective 2024-11-11 through 2024-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:58, non-stop
Embraer EMB 175 (E7W)
Delta Air Lines DL4042
07:00
Ontario, Los Angeles (ONT) 2

10:09
Seattle-Tacoma (SEA)
Effective 2024-12-19 through 2025-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:09, non-stop
Embraer EMB 175 (E7W)
Delta Air Lines DL4042
07:00
Ontario, Los Angeles (ONT) 2

10:03
Seattle-Tacoma (SEA)
Effective 2025-04-14 through 2025-06-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:03, non-stop
Embraer EMB 175 (E7W)
Delta Air Lines DL4042
07:00
Ontario, Los Angeles (ONT) 2

09:49
Seattle-Tacoma (SEA)
Effective from 2025-06-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:49, non-stop
Embraer EMB 175 (E7W)
Delta Air Lines DL4042
07:05
Ontario, Los Angeles (ONT) 2

09:55
Seattle-Tacoma (SEA)
Valid until 2024-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:50, non-stop
Embraer EMB 175 (E7W)
Delta Air Lines DL4042
07:35
Ontario, Los Angeles (ONT) 2

10:26
Seattle-Tacoma (SEA)
Effective 2024-09-09 through 2024-10-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:51, non-stop
Embraer EMB 175 (E7W)
Delta Air Lines DL4042
07:45
Ontario, Los Angeles (ONT) 2

10:38
Seattle-Tacoma (SEA)
Effective 2024-12-03 through 2024-12-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:53, non-stop
Embraer EMB 175 (E7W)
Delta Air Lines DL4042
07:45
Ontario, Los Angeles (ONT) 2

10:45
Seattle-Tacoma (SEA)
Effective 2025-01-06 through 2025-04-13
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:00, non-stop
Embraer EMB 175 (E7W)
  • DL 4042 is a domestic flight 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 2:49 and 3:09.
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