Delta Air Lines flights from Ontario, Los Angeles (ONT) to Seattle-Tacoma (SEA).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Tue,Sat 11:18 Ontario, Los Angeles (ONT) 2 14:17 Seattle-Tacoma (SEA)
Delta Air Lines DL 3720 Non-stop Embraer EMB 175 (E7W) 2:59 Effective 2024-11-23 through 2024-11-26
Sat 15:00 Ontario, Los Angeles (ONT) 2 17:56 Seattle-Tacoma (SEA)
Delta Air Lines DL 3739 Non-stop Embraer EMB 175 (E7W) 2:56 Operates only on 2024-11-02
Sat 15:12 Ontario, Los Angeles (ONT) 2 17:55 Seattle-Tacoma (SEA)
Delta Air Lines DL 3739 Non-stop Embraer EMB 175 (E7W) 2:43 Effective 2024-09-14 through 2024-10-05
Mon-Fri,Sun 17:35 Ontario, Los Angeles (ONT) 2 20:21 Seattle-Tacoma (SEA)
Delta Air Lines DL 3739 Non-stop Embraer EMB 175 (E7W) 2:46 Effective 2024-09-09 through 2024-10-06
Fri 17:50 Ontario, Los Angeles (ONT) 2 20:40 Seattle-Tacoma (SEA)
Delta Air Lines DL 3739 Non-stop Embraer EMB 175 (E7W) 2:50 Operates only on 2024-11-01
Sat 15:00 Ontario, Los Angeles (ONT) 2 17:56 Seattle-Tacoma (SEA)
Delta Air Lines DL 3765 Non-stop Embraer EMB 175 (E7W) 2:56 Operates only on 2024-11-09
Tue 15:45 Ontario, Los Angeles (ONT) 2 18:40 Seattle-Tacoma (SEA)
Delta Air Lines DL 3765 Non-stop Embraer EMB 175 (E7W) 2:55 Operates only on 2024-11-05
Mon,Wed-Fri,Sun 17:45 Ontario, Los Angeles (ONT) 2 20:40 Seattle-Tacoma (SEA)
Delta Air Lines DL 3765 Non-stop Embraer EMB 175 (E7W) 2:55 Effective 2024-11-03 through 2024-11-10
Daily 14:00 Ontario, Los Angeles (ONT) 2 16:57 Seattle-Tacoma (SEA)
Delta Air Lines DL 3946 Non-stop Embraer EMB 175 (E7W) 2:57 Effective 2025-04-14 through 2025-06-07
Daily 14:00 Ontario, Los Angeles (ONT) 2 16:44 Seattle-Tacoma (SEA)
Delta Air Lines DL 3946 Non-stop Embraer EMB 175 (E7W) 2:44 Effective from 2025-06-08
Mon-Fri 14:04 Ontario, Los Angeles (ONT) 2 16:45 Seattle-Tacoma (SEA)
Delta Air Lines DL 3946 Non-stop Embraer EMB 175 (E7W) 2:41 Valid until 2024-09-06
Sun 14:04 Ontario, Los Angeles (ONT) 2 16:45 Seattle-Tacoma (SEA)
Delta Air Lines DL 3946 Non-stop Embraer EMB 175 (E7W) 2:41 Operates only on 2024-09-08
Sat,Sun 14:10 Ontario, Los Angeles (ONT) 2 16:51 Seattle-Tacoma (SEA)
Delta Air Lines DL 3946 Non-stop Embraer EMB 175 (E7W) 2:41 Valid until 2024-09-07
Sat 14:00 Ontario, Los Angeles (ONT) 2 16:59 Seattle-Tacoma (SEA)
Delta Air Lines DL 4031 Non-stop Embraer EMB 175 (E7W) 2:59 Operates only on 2024-11-16
Sat 15:00 Ontario, Los Angeles (ONT) 2 17:56 Seattle-Tacoma (SEA)
Delta Air Lines DL 4031 Non-stop Embraer EMB 175 (E7W) 2:56 Effective 2024-10-12 through 2024-10-19
Sat 15:00 Ontario, Los Angeles (ONT) 2 17:55 Seattle-Tacoma (SEA)
Delta Air Lines DL 4031 Non-stop Embraer EMB 175 (E7W) 2:55 Operates only on 2024-10-26
Daily 15:05 Ontario, Los Angeles (ONT) 2 18:02 Seattle-Tacoma (SEA)
Delta Air Lines DL 4031 Non-stop Embraer EMB 175 (E7W) 2:57 Effective 2025-01-06 through 2025-03-08
Thu 15:45 Ontario, Los Angeles (ONT) 2 18:40 Seattle-Tacoma (SEA)
Delta Air Lines DL 4031 Non-stop Embraer EMB 175 (E7W) 2:55 Operates only on 2024-10-31
Mon-Fri,Sun 17:25 Ontario, Los Angeles (ONT) 2 20:22 Seattle-Tacoma (SEA)
Delta Air Lines DL 4031 Non-stop Embraer EMB 175 (E7W) 2:57 Effective 2024-10-07 through 2024-10-25
Sun 17:40 Ontario, Los Angeles (ONT) 2 20:20 Seattle-Tacoma (SEA)
Delta Air Lines DL 4031 Non-stop Embraer EMB 175 (E7W) 2:40 Operates only on 2024-09-01
Daily 17:40 Ontario, Los Angeles (ONT) 2 20:45 Seattle-Tacoma (SEA)
Delta Air Lines DL 4031 Non-stop Embraer EMB 175 (E7W) 3:05 Effective 2024-12-19 through 2025-01-05
Mon-Wed,Sun 17:50 Ontario, Los Angeles (ONT) 2 20:40 Seattle-Tacoma (SEA)
Delta Air Lines DL 4031 Non-stop Embraer EMB 175 (E7W) 2:50 Effective 2024-10-27 through 2024-10-30
Mon-Fri,Sun 17:50 Ontario, Los Angeles (ONT) 2 20:50 Seattle-Tacoma (SEA)
Delta Air Lines DL 4031 Non-stop Embraer EMB 175 (E7W) 3:00 Effective 2024-11-11 through 2024-11-22
Mon-Wed,Sat,Sun 17:50 Ontario, Los Angeles (ONT) 2 20:50 Seattle-Tacoma (SEA)
Delta Air Lines DL 4031 Non-stop Embraer EMB 175 (E7W) 3:00 Effective 2024-11-23 through 2024-12-04
Daily 17:50 Ontario, Los Angeles (ONT) 2 20:50 Seattle-Tacoma (SEA)
Delta Air Lines DL 4031 Non-stop Embraer EMB 175 (E7W) 3:00 Effective 2024-12-05 through 2024-12-18
Daily 17:53 Ontario, Los Angeles (ONT) 2 20:50 Seattle-Tacoma (SEA)
Delta Air Lines DL 4031 Non-stop Embraer EMB 175 (E7W) 2:57 Effective 2025-03-09 through 2025-06-07
Daily 17:53 Ontario, Los Angeles (ONT) 2 20:36 Seattle-Tacoma (SEA)
Delta Air Lines DL 4031 Non-stop Embraer EMB 175 (E7W) 2:43 Effective from 2025-06-08
Mon-Fri 18:59 Ontario, Los Angeles (ONT) 2 21:43 Seattle-Tacoma (SEA)
Delta Air Lines DL 4031 Non-stop Embraer EMB 175 (E7W) 2:44 Valid until 2024-09-06
Sun 18:59 Ontario, Los Angeles (ONT) 2 21:43 Seattle-Tacoma (SEA)
Delta Air Lines DL 4031 Non-stop Embraer EMB 175 (E7W) 2:44 Operates only on 2024-09-08
Daily 06:15 Ontario, Los Angeles (ONT) 2 09:10 Seattle-Tacoma (SEA)
Delta Air Lines 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)
Delta Air Lines 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)
Delta Air Lines 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)
Delta Air Lines 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)
Delta Air Lines 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)
Delta Air Lines 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)
Delta Air Lines 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)
Delta Air Lines 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)
Delta Air Lines DL 4042 Non-stop Embraer EMB 175 (E7W) 3:00 Effective 2025-01-06 through 2025-04-13
Sat 17:40 Ontario, Los Angeles (ONT) 2 20:20 Seattle-Tacoma (SEA)
Delta Air Lines DL 4044 Non-stop Embraer EMB 175 (E7W) 2:40 Valid until 2024-09-07
Mon,Thu-Sun 10:40 Ontario, Los Angeles (ONT) 2 13:45 Seattle-Tacoma (SEA)
Delta Air Lines DL 4070 Non-stop Embraer EMB 175 (E7W) 3:05 Effective 2024-12-19 through 2025-01-05
Mon-Fri,Sun 11:15 Ontario, Los Angeles (ONT) 2 14:05 Seattle-Tacoma (SEA)
Delta Air Lines DL 4070 Non-stop Embraer EMB 175 (E7W) 2:50 Effective 2024-09-09 through 2024-10-06
Mon-Fri,Sun 11:15 Ontario, Los Angeles (ONT) 2 14:12 Seattle-Tacoma (SEA)
Delta Air Lines DL 4070 Non-stop Embraer EMB 175 (E7W) 2:57 Effective 2024-10-07 through 2024-10-30
Mon,Wed-Fri,Sun 11:15 Ontario, Los Angeles (ONT) 2 14:12 Seattle-Tacoma (SEA)
Delta Air Lines DL 4070 Non-stop Embraer EMB 175 (E7W) 2:57 Effective 2024-11-01 through 2024-11-10
Mon-Fri,Sun 11:29 Ontario, Los Angeles (ONT) 2 14:13 Seattle-Tacoma (SEA)
Delta Air Lines DL 4070 Non-stop Embraer EMB 175 (E7W) 2:44 Effective 2024-11-11 through 2024-11-24
Mon-Wed,Sat,Sun 11:29 Ontario, Los Angeles (ONT) 2 14:13 Seattle-Tacoma (SEA)
Delta Air Lines DL 4070 Non-stop Embraer EMB 175 (E7W) 2:44 Effective 2024-11-27 through 2024-12-04
Mon-Fri,Sun 11:29 Ontario, Los Angeles (ONT) 2 14:13 Seattle-Tacoma (SEA)
Delta Air Lines DL 4070 Non-stop Embraer EMB 175 (E7W) 2:44 Effective 2024-12-05 through 2024-12-18
Daily 11:29 Ontario, Los Angeles (ONT) 2 14:25 Seattle-Tacoma (SEA)
Delta Air Lines DL 4070 Non-stop Embraer EMB 175 (E7W) 2:56 Effective 2025-03-09 through 2025-04-13
Daily 11:29 Ontario, Los Angeles (ONT) 2 14:31 Seattle-Tacoma (SEA)
Delta Air Lines DL 4070 Non-stop Embraer EMB 175 (E7W) 3:02 Effective 2025-04-14 through 2025-06-07
Daily 11:29 Ontario, Los Angeles (ONT) 2 14:19 Seattle-Tacoma (SEA)
Delta Air Lines DL 4070 Non-stop Embraer EMB 175 (E7W) 2:50 Effective from 2025-06-08
Mon-Fri 11:49 Ontario, Los Angeles (ONT) 2 14:35 Seattle-Tacoma (SEA)
Delta Air Lines DL 4070 Non-stop Embraer EMB 175 (E7W) 2:46 Valid until 2024-09-06
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Delta Air Lines flights from Ontario, Los Angeles (ONT) to Seattle-Tacoma (SEA).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:

Effective 2024-11-23 through 2024-11-26
Mon
Tue
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:59, non-stop
Embraer EMB 175 (E7W)

Operates only on 2024-11-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:56, non-stop
Embraer EMB 175 (E7W)

Effective 2024-09-14 through 2024-10-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:43, non-stop
Embraer EMB 175 (E7W)

Effective 2024-09-09 through 2024-10-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:46, non-stop
Embraer EMB 175 (E7W)

Operates only on 2024-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:50, non-stop
Embraer EMB 175 (E7W)

Operates only on 2024-11-09
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:56, non-stop
Embraer EMB 175 (E7W)

Operates only on 2024-11-05
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:55, non-stop
Embraer EMB 175 (E7W)

Effective 2024-11-03 through 2024-11-10
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:55, non-stop
Embraer EMB 175 (E7W)

Effective 2025-04-14 through 2025-06-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:57, non-stop
Embraer EMB 175 (E7W)

Effective from 2025-06-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:44, non-stop
Embraer EMB 175 (E7W)

Valid until 2024-09-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:41, non-stop
Embraer EMB 175 (E7W)

Operates only on 2024-09-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:41, non-stop
Embraer EMB 175 (E7W)

Valid until 2024-09-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 2:41, non-stop
Embraer EMB 175 (E7W)

Operates only on 2024-11-16
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:59, non-stop
Embraer EMB 175 (E7W)

Effective 2024-10-12 through 2024-10-19
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:56, non-stop
Embraer EMB 175 (E7W)

Operates only on 2024-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:55, non-stop
Embraer EMB 175 (E7W)

Effective 2025-01-06 through 2025-03-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:57, non-stop
Embraer EMB 175 (E7W)

Operates only on 2024-10-31
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:55, non-stop
Embraer EMB 175 (E7W)

Effective 2024-10-07 through 2024-10-25
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:57, non-stop
Embraer EMB 175 (E7W)

Operates only on 2024-09-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:40, non-stop
Embraer EMB 175 (E7W)

Effective 2024-12-19 through 2025-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:05, non-stop
Embraer EMB 175 (E7W)

Effective 2024-10-27 through 2024-10-30
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:50, non-stop
Embraer EMB 175 (E7W)

Effective 2024-11-11 through 2024-11-22
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:00, non-stop
Embraer EMB 175 (E7W)

Effective 2024-11-23 through 2024-12-04
Mon
Tue
Wed
Thu
-
Fri
-
Sat
Sun
Duration: 3:00, non-stop
Embraer EMB 175 (E7W)

Effective 2024-12-05 through 2024-12-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:00, non-stop
Embraer EMB 175 (E7W)

Effective 2025-03-09 through 2025-06-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:57, non-stop
Embraer EMB 175 (E7W)

Effective from 2025-06-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:43, non-stop
Embraer EMB 175 (E7W)

Valid until 2024-09-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:44, non-stop
Embraer EMB 175 (E7W)

Operates only on 2024-09-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:44, non-stop
Embraer EMB 175 (E7W)

Effective 2024-10-07 through 2024-11-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:55, non-stop
Embraer EMB 175 (E7W)

Effective 2024-11-11 through 2024-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:58, non-stop
Embraer EMB 175 (E7W)

Effective 2024-12-19 through 2025-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:09, non-stop
Embraer EMB 175 (E7W)

Effective 2025-04-14 through 2025-06-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:03, non-stop
Embraer EMB 175 (E7W)

Effective from 2025-06-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:49, non-stop
Embraer EMB 175 (E7W)

Valid until 2024-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:50, non-stop
Embraer EMB 175 (E7W)

Effective 2024-09-09 through 2024-10-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:51, non-stop
Embraer EMB 175 (E7W)

Effective 2024-12-03 through 2024-12-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:53, non-stop
Embraer EMB 175 (E7W)

Effective 2025-01-06 through 2025-04-13
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:00, non-stop
Embraer EMB 175 (E7W)

Valid until 2024-09-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:40, non-stop
Embraer EMB 175 (E7W)

Effective 2024-12-19 through 2025-01-05
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 3:05, non-stop
Embraer EMB 175 (E7W)

Effective 2024-09-09 through 2024-10-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:50, non-stop
Embraer EMB 175 (E7W)

Effective 2024-10-07 through 2024-10-30
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:57, non-stop
Embraer EMB 175 (E7W)

Effective 2024-11-01 through 2024-11-10
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:57, non-stop
Embraer EMB 175 (E7W)

Effective 2024-11-11 through 2024-11-24
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:44, non-stop
Embraer EMB 175 (E7W)

Effective 2024-11-27 through 2024-12-04
Mon
Tue
Wed
Thu
-
Fri
-
Sat
Sun
Duration: 2:44, non-stop
Embraer EMB 175 (E7W)

Effective 2024-12-05 through 2024-12-18
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:44, non-stop
Embraer EMB 175 (E7W)

Effective 2025-03-09 through 2025-04-13
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:56, non-stop
Embraer EMB 175 (E7W)

Effective 2025-04-14 through 2025-06-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:02, non-stop
Embraer EMB 175 (E7W)

Effective from 2025-06-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:50, non-stop
Embraer EMB 175 (E7W)

Valid until 2024-09-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:46, non-stop
Embraer EMB 175 (E7W)
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  • 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 3:09.