All airlines flying from Ontario, Los Angeles (ONT) to Atlanta (ATL).

FLIGHT SCHEDULE
Direct Flights:
Sun 11:05 Ontario, Los Angeles (ONT) 2 18:15 Atlanta (ATL) S Delta Air Lines DL 665 Non-stop Airbus A321 (321) 4:10 Operates only on 2026-01-04
Mon,Tue,Fri,Sat 11:10 Ontario, Los Angeles (ONT) 2 18:20 Atlanta (ATL) S Delta Air Lines DL 665 Non-stop Airbus A321 (321) 4:10 Valid until 2026-01-03
Wed,Thu,Sat 11:15 Ontario, Los Angeles (ONT) 2 18:25 Atlanta (ATL) S Delta Air Lines DL 665 Non-stop Airbus A321 (321) 4:10 Valid until 2026-01-01
Daily 12:00 Ontario, Los Angeles (ONT) 2 19:20 Atlanta (ATL) S Delta Air Lines DL 665 Non-stop Airbus A321 (321) 4:20 Effective 2026-04-13 through 2026-07-06
Daily 12:00 Ontario, Los Angeles (ONT) 2 19:30 Atlanta (ATL) S Delta Air Lines DL 665 Non-stop Airbus A321 (321) 4:30 Effective 2026-07-07 through 2026-10-05
Daily 12:00 Ontario, Los Angeles (ONT) 2 19:14 Atlanta (ATL) S Delta Air Lines DL 665 Non-stop Airbus A321 (321) 4:14 Effective from 2026-10-06
Daily 12:41 Ontario, Los Angeles (ONT) 2 19:50 Atlanta (ATL) S Delta Air Lines DL 665 Non-stop Airbus A321 (321) 4:09 Effective 2026-01-05 through 2026-01-18
Mon,Sun 12:41 Ontario, Los Angeles (ONT) 2 19:49 Atlanta (ATL) S Delta Air Lines DL 665 Non-stop Airbus A321 (321) 4:08 Effective 2026-01-19 through 2026-01-26
Tue-Sat 12:41 Ontario, Los Angeles (ONT) 2 19:50 Atlanta (ATL) S Delta Air Lines DL 665 Non-stop Airbus A321 (321) 4:09 Effective 2026-01-20 through 2026-01-31
Daily 12:41 Ontario, Los Angeles (ONT) 2 19:50 Atlanta (ATL) S Delta Air Lines DL 665 Non-stop Airbus A321 (321) 4:09 Effective 2026-02-01 through 2026-02-11
Daily 12:45 Ontario, Los Angeles (ONT) 2 19:49 Atlanta (ATL) S Delta Air Lines DL 665 Non-stop Airbus A321 (321) 4:04 Effective 2026-03-08 through 2026-04-12
Daily 13:15 Ontario, Los Angeles (ONT) 2 20:30 Atlanta (ATL) S Delta Air Lines DL 665 Non-stop Airbus A321 (321) 4:15 Effective 2026-02-12 through 2026-03-07
Daily 07:00 Ontario, Los Angeles (ONT) 2 14:18 Atlanta (ATL) S Delta Air Lines DL 761 Non-stop Airbus A321 (321) 4:18 Effective 2026-04-13 through 2026-07-06
Daily 07:00 Ontario, Los Angeles (ONT) 2 14:24 Atlanta (ATL) S Delta Air Lines DL 761 Non-stop Airbus A321 (321) 4:24 Effective 2026-07-07 through 2026-10-05
Daily 07:00 Ontario, Los Angeles (ONT) 2 14:13 Atlanta (ATL) S Delta Air Lines DL 761 Non-stop Airbus A321 (321) 4:13 Effective from 2026-10-06
Daily 07:05 Ontario, Los Angeles (ONT) 2 14:15 Atlanta (ATL) S Delta Air Lines DL 761 Non-stop Airbus A321 (321) 4:10 Valid until 2026-01-04
Daily 22:20 Ontario, Los Angeles (ONT) 2 05:28 Atlanta (ATL) S Delta Air Lines DL 761 Non-stop Airbus A321 (321) 4:08 Effective 2026-02-12 through 2026-03-06 The flight arrives 1 day after departure.
Sat 22:20 Ontario, Los Angeles (ONT) 2 06:28 Atlanta (ATL) S Delta Air Lines DL 761 Non-stop Airbus A321 (321) 4:08 Operates only on 2026-03-07 The flight arrives 1 day after departure.
Daily 22:30 Ontario, Los Angeles (ONT) 2 05:35 Atlanta (ATL) S Delta Air Lines DL 761 Non-stop Airbus A321 (321) 4:05 Effective 2026-01-05 through 2026-02-11 The flight arrives 1 day after departure.
Daily 22:30 Ontario, Los Angeles (ONT) 2 05:34 Atlanta (ATL) S Delta Air Lines DL 761 Non-stop Airbus A321 (321) 4:04 Effective 2026-03-08 through 2026-04-12 The flight arrives 1 day after departure.
Mon,Tue,Fri-Sun 22:29 Ontario, Los Angeles (ONT) 2 05:39 Atlanta (ATL) S Delta Air Lines DL 828 Non-stop Airbus A321 (321) 4:10 Valid until 2026-01-04 The flight arrives 1 day after departure.
Daily 22:59 Ontario, Los Angeles (ONT) 2 06:13 Atlanta (ATL) S Delta Air Lines DL 2891 Non-stop Airbus A321 (321) 4:14 Effective 2026-04-13 through 2026-07-06 The flight arrives 1 day after departure.
Daily 22:59 Ontario, Los Angeles (ONT) 2 06:19 Atlanta (ATL) S Delta Air Lines DL 2891 Non-stop Airbus A321 (321) 4:20 Effective 2026-07-07 through 2026-08-14 The flight arrives 1 day after departure.
Mon-Fri,Sun 22:59 Ontario, Los Angeles (ONT) 2 06:19 Atlanta (ATL) S Delta Air Lines DL 2891 Non-stop Airbus A321 (321) 4:20 Effective 2026-08-16 through 2026-09-04 The flight arrives 1 day after departure.
Mon-Fri,Sun 22:59 Ontario, Los Angeles (ONT) 2 06:19 Atlanta (ATL) S Delta Air Lines DL 2891 Non-stop Airbus A321 (321) 4:20 Effective 2026-09-07 through 2026-10-05 The flight arrives 1 day after departure.
Mon-Fri,Sun 22:59 Ontario, Los Angeles (ONT) 2 06:08 Atlanta (ATL) S Delta Air Lines DL 2891 Non-stop Airbus A321 (321) 4:09 Effective from 2026-10-06 The flight arrives 1 day after departure.
Non-Direct Flights:
Daily 13:40 Ontario, Los Angeles (ONT) 2 22:46 Atlanta (ATL) N United Airlines UA 1305 1-stop Boeing 737-800 (738) 6:06 Valid until 2026-01-05
Direct Codeshare Flights:
Wed,Fri,Sun 07:00 Ontario, Los Angeles (ONT) 2 14:24 Atlanta (ATL) S Air France AF 2337 Non-stop Airbus A321 (321) 4:24 Effective 2026-07-08 through 2026-10-04 Codeshare flight, operated by Delta Air Lines.(DL 761)
Mon,Thu 07:00 Ontario, Los Angeles (ONT) 2 14:24 Atlanta (ATL) S Air France AF 2559 Non-stop Airbus A321 (321) 4:24 Effective 2026-07-09 through 2026-10-05 Codeshare flight, operated by Delta Air Lines.(DL 761)
Daily 07:00 Ontario, Los Angeles (ONT) 2 14:18 Atlanta (ATL) S Virgin Atlantic VS 3004 Non-stop Airbus A321 (321) 4:18 Effective 2026-04-13 through 2026-07-06 Codeshare flight, operated by Delta Air Lines.(DL 761)
Daily 07:00 Ontario, Los Angeles (ONT) 2 14:24 Atlanta (ATL) S Virgin Atlantic VS 3004 Non-stop Airbus A321 (321) 4:24 Effective 2026-07-07 through 2026-10-05 Codeshare flight, operated by Delta Air Lines.(DL 761)
Daily 07:00 Ontario, Los Angeles (ONT) 2 14:13 Atlanta (ATL) S Virgin Atlantic VS 3004 Non-stop Airbus A321 (321) 4:13 Effective from 2026-10-06 Codeshare flight, operated by Delta Air Lines.(DL 761)
Daily 07:05 Ontario, Los Angeles (ONT) 2 14:15 Atlanta (ATL) S Virgin Atlantic VS 3004 Non-stop Airbus A321 (321) 4:10 Valid until 2026-01-04 Codeshare flight, operated by Delta Air Lines.(DL 761)
Daily 22:59 Ontario, Los Angeles (ONT) 2 06:13 Atlanta (ATL) S Aeromexico AM 3332 Non-stop Airbus A321 (321) 4:14 Effective 2026-04-13 through 2026-05-06 Codeshare flight, operated by Delta Air Lines.(DL 2891) The flight arrives 1 day after departure.
Daily 22:59 Ontario, Los Angeles (ONT) 2 06:13 Atlanta (ATL) S Aeromexico AM 4014 Non-stop Airbus A321 (321) 4:14 Effective 2026-05-07 through 2026-06-06 Codeshare flight, operated by Delta Air Lines.(DL 2891) The flight arrives 1 day after departure.
Daily 22:59 Ontario, Los Angeles (ONT) 2 06:13 Atlanta (ATL) S Aeromexico AM 4087 Non-stop Airbus A321 (321) 4:14 Effective 2026-06-07 through 2026-07-06 Codeshare flight, operated by Delta Air Lines.(DL 2891) The flight arrives 1 day after departure.
Daily 22:59 Ontario, Los Angeles (ONT) 2 06:19 Atlanta (ATL) S Aeromexico AM 4087 Non-stop Airbus A321 (321) 4:20 Effective 2026-07-07 through 2026-08-14 Codeshare flight, operated by Delta Air Lines.(DL 2891) The flight arrives 1 day after departure.
Mon-Fri,Sun 22:59 Ontario, Los Angeles (ONT) 2 06:19 Atlanta (ATL) S Aeromexico AM 4087 Non-stop Airbus A321 (321) 4:20 Effective 2026-08-16 through 2026-09-04 Codeshare flight, operated by Delta Air Lines.(DL 2891) The flight arrives 1 day after departure.
Mon-Fri,Sun 22:59 Ontario, Los Angeles (ONT) 2 06:19 Atlanta (ATL) S Aeromexico AM 4087 Non-stop Airbus A321 (321) 4:20 Effective 2026-09-07 through 2026-10-05 Codeshare flight, operated by Delta Air Lines.(DL 2891) The flight arrives 1 day after departure.
Mon-Fri,Sun 22:59 Ontario, Los Angeles (ONT) 2 06:08 Atlanta (ATL) S Aeromexico AM 4087 Non-stop Airbus A321 (321) 4:09 Effective from 2026-10-06 Codeshare flight, operated by Delta Air Lines.(DL 2891) The flight arrives 1 day after departure.
Mon,Tue,Fri-Sun 22:29 Ontario, Los Angeles (ONT) 2 05:39 Atlanta (ATL) S Aeromexico AM 4114 Non-stop Airbus A321 (321) 4:10 Valid until 2026-01-04 Codeshare flight, operated by Delta Air Lines.(DL 828) The flight arrives 1 day after departure.
Sun 11:05 Ontario, Los Angeles (ONT) 2 18:15 Atlanta (ATL) S Aeromexico AM 4396 Non-stop Airbus A321 (321) 4:10 Operates only on 2026-01-04 Codeshare flight, operated by Delta Air Lines.(DL 665)
Mon,Tue,Fri,Sat 11:10 Ontario, Los Angeles (ONT) 2 18:20 Atlanta (ATL) S Aeromexico AM 4396 Non-stop Airbus A321 (321) 4:10 Valid until 2026-01-03 Codeshare flight, operated by Delta Air Lines.(DL 665)
Daily 07:00 Ontario, Los Angeles (ONT) 2 14:18 Atlanta (ATL) S Aeromexico AM 4588 Non-stop Airbus A321 (321) 4:18 Effective 2026-04-13 through 2026-07-06 Codeshare flight, operated by Delta Air Lines.(DL 761)
Daily 07:00 Ontario, Los Angeles (ONT) 2 14:24 Atlanta (ATL) S Aeromexico AM 4588 Non-stop Airbus A321 (321) 4:24 Effective 2026-07-07 through 2026-10-05 Codeshare flight, operated by Delta Air Lines.(DL 761)
Daily 07:00 Ontario, Los Angeles (ONT) 2 14:13 Atlanta (ATL) S Aeromexico AM 4588 Non-stop Airbus A321 (321) 4:13 Effective from 2026-10-06 Codeshare flight, operated by Delta Air Lines.(DL 761)
Daily 07:05 Ontario, Los Angeles (ONT) 2 14:15 Atlanta (ATL) S Aeromexico AM 4588 Non-stop Airbus A321 (321) 4:10 Valid until 2026-01-04 Codeshare flight, operated by Delta Air Lines.(DL 761)
Daily 22:20 Ontario, Los Angeles (ONT) 2 05:28 Atlanta (ATL) S Aeromexico AM 4588 Non-stop Airbus A321 (321) 4:08 Effective 2026-02-12 through 2026-03-06 Codeshare flight, operated by Delta Air Lines.(DL 761) The flight arrives 1 day after departure.
Sat 22:20 Ontario, Los Angeles (ONT) 2 06:28 Atlanta (ATL) S Aeromexico AM 4588 Non-stop Airbus A321 (321) 4:08 Operates only on 2026-03-07 Codeshare flight, operated by Delta Air Lines.(DL 761) The flight arrives 1 day after departure.
Daily 22:30 Ontario, Los Angeles (ONT) 2 05:35 Atlanta (ATL) S Aeromexico AM 4588 Non-stop Airbus A321 (321) 4:05 Effective 2026-01-05 through 2026-02-11 Codeshare flight, operated by Delta Air Lines.(DL 761) The flight arrives 1 day after departure.

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A domestic route departing from the Ontario, Los Angeles airport (ONT) and arriving at Atlanta airport (ATL).
The flight distance is 1895 miles, or 3049 km.
The timezone of the departure airport is UTC-8 , and the timezone of the arrival airport is UTC-5 . 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 4:04 and 4:30.

Return (ATL-ONT) flights

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All airlines flying from Ontario, Los Angeles (ONT) to Atlanta (ATL).

FLIGHT SCHEDULE

Direct Flights:

Delta Air Lines DL665

11:05

Ontario, Los Angeles (ONT) 2

18:15

Atlanta (ATL) S

Operates only on 2026-01-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:10, non-stop
Airbus A321 (321)

Direct Flights:

Delta Air Lines DL665

11:10

Ontario, Los Angeles (ONT) 2

18:20

Atlanta (ATL) S

Valid until 2026-01-03

Mon

Tue

Wed
-

Thu
-

Fri

Sat

Sun
-

Duration: 4:10, non-stop
Airbus A321 (321)

Direct Flights:

Delta Air Lines DL665

11:15

Ontario, Los Angeles (ONT) 2

18:25

Atlanta (ATL) S

Valid until 2026-01-01

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat

Sun
-

Duration: 4:10, non-stop
Airbus A321 (321)

Direct Flights:

Delta Air Lines DL665

12:00

Ontario, Los Angeles (ONT) 2

19:20

Atlanta (ATL) S

Effective 2026-04-13 through 2026-07-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:20, non-stop
Airbus A321 (321)

Direct Flights:

Delta Air Lines DL665

12:00

Ontario, Los Angeles (ONT) 2

19:30

Atlanta (ATL) S

Effective 2026-07-07 through 2026-10-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:30, non-stop
Airbus A321 (321)

Direct Flights:

Delta Air Lines DL665

12:00

Ontario, Los Angeles (ONT) 2

19:14

Atlanta (ATL) S

Effective from 2026-10-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:14, non-stop
Airbus A321 (321)

Direct Flights:

Delta Air Lines DL665

12:41

Ontario, Los Angeles (ONT) 2

19:50

Atlanta (ATL) S

Effective 2026-01-05 through 2026-01-18

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:09, non-stop
Airbus A321 (321)

Direct Flights:

Delta Air Lines DL665

12:41

Ontario, Los Angeles (ONT) 2

19:49

Atlanta (ATL) S

Effective 2026-01-19 through 2026-01-26

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:08, non-stop
Airbus A321 (321)

Direct Flights:

Delta Air Lines DL665

12:41

Ontario, Los Angeles (ONT) 2

19:50

Atlanta (ATL) S

Effective 2026-01-20 through 2026-01-31

Mon
-

Tue

Wed

Thu

Fri

Sat

Sun
-

Duration: 4:09, non-stop
Airbus A321 (321)

Direct Flights:

Delta Air Lines DL665

12:41

Ontario, Los Angeles (ONT) 2

19:50

Atlanta (ATL) S

Effective 2026-02-01 through 2026-02-11

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:09, non-stop
Airbus A321 (321)

Direct Flights:

Delta Air Lines DL665

12:45

Ontario, Los Angeles (ONT) 2

19:49

Atlanta (ATL) S

Effective 2026-03-08 through 2026-04-12

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:04, non-stop
Airbus A321 (321)

Direct Flights:

Delta Air Lines DL665

13:15

Ontario, Los Angeles (ONT) 2

20:30

Atlanta (ATL) S

Effective 2026-02-12 through 2026-03-07

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:15, non-stop
Airbus A321 (321)

Direct Flights:

Delta Air Lines DL761

07:00

Ontario, Los Angeles (ONT) 2

14:18

Atlanta (ATL) S

Effective 2026-04-13 through 2026-07-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:18, non-stop
Airbus A321 (321)

Direct Flights:

Delta Air Lines DL761

07:00

Ontario, Los Angeles (ONT) 2

14:24

Atlanta (ATL) S

Effective 2026-07-07 through 2026-10-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:24, non-stop
Airbus A321 (321)

Direct Flights:

Delta Air Lines DL761

07:00

Ontario, Los Angeles (ONT) 2

14:13

Atlanta (ATL) S

Effective from 2026-10-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:13, non-stop
Airbus A321 (321)

Direct Flights:

Delta Air Lines DL761

07:05

Ontario, Los Angeles (ONT) 2

14:15

Atlanta (ATL) S

Valid until 2026-01-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:10, non-stop
Airbus A321 (321)

Direct Flights:

Delta Air Lines DL761

22:20

Ontario, Los Angeles (ONT) 2

05:28(+1)

Atlanta (ATL) S

Effective 2026-02-12 through 2026-03-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:08, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Flights:

Delta Air Lines DL761

22:20

Ontario, Los Angeles (ONT) 2

06:28(+1)

Atlanta (ATL) S

Operates only on 2026-03-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:08, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Flights:

Delta Air Lines DL761

22:30

Ontario, Los Angeles (ONT) 2

05:35(+1)

Atlanta (ATL) S

Effective 2026-01-05 through 2026-02-11

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:05, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Flights:

Delta Air Lines DL761

22:30

Ontario, Los Angeles (ONT) 2

05:34(+1)

Atlanta (ATL) S

Effective 2026-03-08 through 2026-04-12

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:04, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Flights:

Delta Air Lines DL828

22:29

Ontario, Los Angeles (ONT) 2

05:39(+1)

Atlanta (ATL) S

Valid until 2026-01-04

Mon

Tue

Wed
-

Thu
-

Fri

Sat

Sun

Duration: 4:10, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Flights:

Delta Air Lines DL2891

22:59

Ontario, Los Angeles (ONT) 2

06:13(+1)

Atlanta (ATL) S

Effective 2026-04-13 through 2026-07-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:14, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Flights:

Delta Air Lines DL2891

22:59

Ontario, Los Angeles (ONT) 2

06:19(+1)

Atlanta (ATL) S

Effective 2026-07-07 through 2026-08-14

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:20, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Flights:

Delta Air Lines DL2891

22:59

Ontario, Los Angeles (ONT) 2

06:19(+1)

Atlanta (ATL) S

Effective 2026-08-16 through 2026-09-04

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 4:20, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Flights:

Delta Air Lines DL2891

22:59

Ontario, Los Angeles (ONT) 2

06:19(+1)

Atlanta (ATL) S

Effective 2026-09-07 through 2026-10-05

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 4:20, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Flights:

Delta Air Lines DL2891

22:59

Ontario, Los Angeles (ONT) 2

06:08(+1)

Atlanta (ATL) S

Effective from 2026-10-06

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 4:09, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Non-Direct Flights:

United Airlines UA1305

13:40

Ontario, Los Angeles (ONT) 2

22:46

Atlanta (ATL) N

Valid until 2026-01-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:06, 1-stop
Boeing 737-800 (738)

Direct Codeshare Flights:

Air France AF2337

07:00

Ontario, Los Angeles (ONT) 2

14:24

Atlanta (ATL) S

Effective 2026-07-08 through 2026-10-04

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 761)

Duration: 4:24, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Air France AF2559

07:00

Ontario, Los Angeles (ONT) 2

14:24

Atlanta (ATL) S

Effective 2026-07-09 through 2026-10-05

Mon

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 761)

Duration: 4:24, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Virgin Atlantic VS3004

07:00

Ontario, Los Angeles (ONT) 2

14:18

Atlanta (ATL) S

Effective 2026-04-13 through 2026-07-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 761)

Duration: 4:18, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Virgin Atlantic VS3004

07:00

Ontario, Los Angeles (ONT) 2

14:24

Atlanta (ATL) S

Effective 2026-07-07 through 2026-10-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 761)

Duration: 4:24, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Virgin Atlantic VS3004

07:00

Ontario, Los Angeles (ONT) 2

14:13

Atlanta (ATL) S

Effective from 2026-10-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 761)

Duration: 4:13, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Virgin Atlantic VS3004

07:05

Ontario, Los Angeles (ONT) 2

14:15

Atlanta (ATL) S

Valid until 2026-01-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 761)

Duration: 4:10, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Aeromexico AM3332

22:59

Ontario, Los Angeles (ONT) 2

06:13(+1)

Atlanta (ATL) S

Effective 2026-04-13 through 2026-05-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2891)

Duration: 4:14, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Aeromexico AM4014

22:59

Ontario, Los Angeles (ONT) 2

06:13(+1)

Atlanta (ATL) S

Effective 2026-05-07 through 2026-06-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2891)

Duration: 4:14, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Aeromexico AM4087

22:59

Ontario, Los Angeles (ONT) 2

06:13(+1)

Atlanta (ATL) S

Effective 2026-06-07 through 2026-07-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2891)

Duration: 4:14, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Aeromexico AM4087

22:59

Ontario, Los Angeles (ONT) 2

06:19(+1)

Atlanta (ATL) S

Effective 2026-07-07 through 2026-08-14

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2891)

Duration: 4:20, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Aeromexico AM4087

22:59

Ontario, Los Angeles (ONT) 2

06:19(+1)

Atlanta (ATL) S

Effective 2026-08-16 through 2026-09-04

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2891)

Duration: 4:20, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Aeromexico AM4087

22:59

Ontario, Los Angeles (ONT) 2

06:19(+1)

Atlanta (ATL) S

Effective 2026-09-07 through 2026-10-05

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2891)

Duration: 4:20, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Aeromexico AM4087

22:59

Ontario, Los Angeles (ONT) 2

06:08(+1)

Atlanta (ATL) S

Effective from 2026-10-06

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2891)

Duration: 4:09, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Aeromexico AM4114

22:29

Ontario, Los Angeles (ONT) 2

05:39(+1)

Atlanta (ATL) S

Valid until 2026-01-04

Mon

Tue

Wed
-

Thu
-

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 828)

Duration: 4:10, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Aeromexico AM4396

11:05

Ontario, Los Angeles (ONT) 2

18:15

Atlanta (ATL) S

Operates only on 2026-01-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 665)

Duration: 4:10, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Aeromexico AM4396

11:10

Ontario, Los Angeles (ONT) 2

18:20

Atlanta (ATL) S

Valid until 2026-01-03

Mon

Tue

Wed
-

Thu
-

Fri

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 665)

Duration: 4:10, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Aeromexico AM4588

07:00

Ontario, Los Angeles (ONT) 2

14:18

Atlanta (ATL) S

Effective 2026-04-13 through 2026-07-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 761)

Duration: 4:18, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Aeromexico AM4588

07:00

Ontario, Los Angeles (ONT) 2

14:24

Atlanta (ATL) S

Effective 2026-07-07 through 2026-10-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 761)

Duration: 4:24, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Aeromexico AM4588

07:00

Ontario, Los Angeles (ONT) 2

14:13

Atlanta (ATL) S

Effective from 2026-10-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 761)

Duration: 4:13, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Aeromexico AM4588

07:05

Ontario, Los Angeles (ONT) 2

14:15

Atlanta (ATL) S

Valid until 2026-01-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 761)

Duration: 4:10, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Aeromexico AM4588

22:20

Ontario, Los Angeles (ONT) 2

05:28(+1)

Atlanta (ATL) S

Effective 2026-02-12 through 2026-03-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 761)

Duration: 4:08, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Aeromexico AM4588

22:20

Ontario, Los Angeles (ONT) 2

06:28(+1)

Atlanta (ATL) S

Operates only on 2026-03-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 761)

Duration: 4:08, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Aeromexico AM4588

22:30

Ontario, Los Angeles (ONT) 2

05:35(+1)

Atlanta (ATL) S

Effective 2026-01-05 through 2026-02-11

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 761)

Duration: 4:05, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

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A domestic route departing from the Ontario, Los Angeles airport (ONT) and arriving at Atlanta airport (ATL).
The flight distance is 1895 miles, or 3049 km.
The timezone of the departure airport is UTC-8 , and the timezone of the arrival airport is UTC-5 . 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 4:04 and 4:30.

Return (ATL-ONT) flights

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