Delta Air Lines flight DL 665: Multiple routes

FLIGHT SCHEDULE
Direct Flights:
Sun 08:08 Atlanta (ATL) S 09:55 Ontario, Los Angeles (ONT) 2 DL 665 Non-stop Airbus A321 (321) 4:47 Operates only on 2026-01-04
Mon-Sat 08:13 Atlanta (ATL) S 10:00 Ontario, Los Angeles (ONT) 2 DL 665 Non-stop Airbus A321 (321) 4:47 Valid until 2026-01-03
Daily 09:40 Atlanta (ATL) S 11:20 Ontario, Los Angeles (ONT) 2 DL 665 Non-stop Airbus A321 (321) 4:40 Effective 2026-04-13 through 2026-07-06
Daily 09:40 Atlanta (ATL) S 11:04 Ontario, Los Angeles (ONT) 2 DL 665 Non-stop Airbus A321 (321) 4:24 Effective 2026-07-07 through 2026-10-05
Daily 09:40 Atlanta (ATL) S 11:27 Ontario, Los Angeles (ONT) 2 DL 665 Non-stop Airbus A321 (321) 4:47 Effective from 2026-10-06
Daily 09:41 Atlanta (ATL) S 11:31 Ontario, Los Angeles (ONT) 2 DL 665 Non-stop Airbus A321 (321) 4:50 Effective 2026-01-05 through 2026-02-11
Daily 09:45 Atlanta (ATL) S 11:35 Ontario, Los Angeles (ONT) 2 DL 665 Non-stop Airbus A321 (321) 4:50 Effective 2026-03-08 through 2026-04-12
Daily 10:10 Atlanta (ATL) S 12:02 Ontario, Los Angeles (ONT) 2 DL 665 Non-stop Airbus A321 (321) 4:52 Effective 2026-02-12 through 2026-03-07
Sun 11:05 Ontario, Los Angeles (ONT) 2 18:15 Atlanta (ATL) S 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 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 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 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 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 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 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 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 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 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 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 DL 665 Non-stop Airbus A321 (321) 4:15 Effective 2026-02-12 through 2026-03-07

This flight number is listed as serving the following routes:

Atlanta (ATL) - Ontario, Los Angeles (ONT)

All Delta Air Lines flights

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Delta Air Lines flight DL 665: Multiple routes

FLIGHT SCHEDULE

Direct Flights:

Delta Air Lines DL665

08:08

Atlanta (ATL) S

09:55

Ontario, Los Angeles (ONT) 2

Operates only on 2026-01-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:47, non-stop
Airbus A321 (321)

Direct Flights:

Delta Air Lines DL665

08:13

Atlanta (ATL) S

10:00

Ontario, Los Angeles (ONT) 2

Valid until 2026-01-03

Mon

Tue

Wed

Thu

Fri

Sat

Sun
-

Duration: 4:47, non-stop
Airbus A321 (321)

Direct Flights:

Delta Air Lines DL665

09:40

Atlanta (ATL) S

11:20

Ontario, Los Angeles (ONT) 2

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:40, non-stop
Airbus A321 (321)

Direct Flights:

Delta Air Lines DL665

09:40

Atlanta (ATL) S

11:04

Ontario, Los Angeles (ONT) 2

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 DL665

09:40

Atlanta (ATL) S

11:27

Ontario, Los Angeles (ONT) 2

Effective from 2026-10-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:47, non-stop
Airbus A321 (321)

Direct Flights:

Delta Air Lines DL665

09:41

Atlanta (ATL) S

11:31

Ontario, Los Angeles (ONT) 2

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:50, non-stop
Airbus A321 (321)

Direct Flights:

Delta Air Lines DL665

09:45

Atlanta (ATL) S

11:35

Ontario, Los Angeles (ONT) 2

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:50, non-stop
Airbus A321 (321)

Direct Flights:

Delta Air Lines DL665

10:10

Atlanta (ATL) S

12:02

Ontario, Los Angeles (ONT) 2

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:52, non-stop
Airbus A321 (321)

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)

This flight number is listed as serving the following routes:

Atlanta (ATL) - Ontario, Los Angeles (ONT)

All Delta Air Lines flights

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