Alaska Airlines flights from San Diego (SAN) to Denver (DEN).

FLIGHT SCHEDULE
Direct Flights:
Sat 14:16 San Diego (SAN) 2 17:48 Denver (DEN) Alaska Airlines AS 644 Non-stop Boeing 737 MAX 9 (7M9) 2:32 Operates only on 2026-03-07
Tue-Fri,Sun 14:16 San Diego (SAN) 2 17:48 Denver (DEN) Alaska Airlines AS 1429 Non-stop Boeing 737 (73J) 2:32 Effective 2026-02-12 through 2026-03-06
Mon,Sat 14:16 San Diego (SAN) 2 17:48 Denver (DEN) Alaska Airlines AS 1429 Non-stop Boeing 737 MAX 9 (7M9) 2:32 Effective 2026-02-14 through 2026-03-02
Tue,Wed,Fri,Sun 14:16 San Diego (SAN) 2 17:48 Denver (DEN) Alaska Airlines AS 1429 Non-stop Boeing 737 (73J) 2:32 Effective 2026-03-08 through 2026-03-17
Mon,Sat 14:16 San Diego (SAN) 2 17:48 Denver (DEN) Alaska Airlines AS 1429 Non-stop Boeing 737 MAX 9 (7M9) 2:32 Effective 2026-03-09 through 2026-03-16
Thu 14:16 San Diego (SAN) 2 17:48 Denver (DEN) Alaska Airlines AS 1429 Non-stop Boeing 737-800 (73H) 2:32 Operates only on 2026-03-12
Mon,Thu,Fri,Sun 15:09 San Diego (SAN) 2 18:41 Denver (DEN) Alaska Airlines AS 1429 Non-stop Boeing 737 (73J) 2:32 Effective 2026-01-08 through 2026-02-09
Daily 15:15 San Diego (SAN) 2 18:33 Denver (DEN) Alaska Airlines AS 1429 Non-stop Boeing 737 (73J) 2:18 Effective 2026-03-18 through 2026-04-21
Daily 15:15 San Diego (SAN) 2 18:33 Denver (DEN) Alaska Airlines AS 1429 Non-stop Boeing 737 (73J) 2:18 Effective from 2026-06-10
Sat 15:44 San Diego (SAN) 2 19:18 Denver (DEN) Alaska Airlines AS 1429 Non-stop Boeing 737 (73J) 2:34 Valid until 2026-01-03
Mon-Thu,Sun 15:44 San Diego (SAN) 2 19:18 Denver (DEN) Alaska Airlines AS 1429 Non-stop Boeing 737-800 (73H) 2:34 Valid until 2026-01-06
Fri 15:44 San Diego (SAN) 2 19:18 Denver (DEN) Alaska Airlines AS 1429 Non-stop Boeing 737 MAX 9 (7M9) 2:34 Operates only on 2026-01-02
Daily 15:45 San Diego (SAN) 2 19:03 Denver (DEN) Alaska Airlines AS 1429 Non-stop Boeing 737 (73J) 2:18 Effective 2026-05-13 through 2026-06-09
Daily 08:00 San Diego (SAN) 2 11:38 Denver (DEN) Alaska Airlines AS 1492 Non-stop Boeing 737 (73J) 2:38 Effective 2026-01-07 through 2026-01-13
Wed 08:00 San Diego (SAN) 2 11:38 Denver (DEN) Alaska Airlines AS 1492 Non-stop Boeing 737 MAX 9 (7M9) 2:38 Effective 2026-01-14 through 2026-01-28
Mon,Tue,Thu-Sun 08:00 San Diego (SAN) 2 11:38 Denver (DEN) Alaska Airlines AS 1492 Non-stop Boeing 737 (73J) 2:38 Effective 2026-01-15 through 2026-02-03
Daily 08:00 San Diego (SAN) 2 11:38 Denver (DEN) Alaska Airlines AS 1492 Non-stop Boeing 737 (73J) 2:38 Effective 2026-02-04 through 2026-02-11
Thu 08:00 San Diego (SAN) 2 11:38 Denver (DEN) Alaska Airlines AS 1492 Non-stop Boeing 737 MAX 9 (7M9) 2:38 Operates only on 2026-02-12
Mon,Tue,Thu,Fri 08:00 San Diego (SAN) 2 11:38 Denver (DEN) Alaska Airlines AS 1492 Non-stop Boeing 737-800 (73H) 2:38 Effective 2026-02-13 through 2026-02-20
Sat,Sun 08:00 San Diego (SAN) 2 11:38 Denver (DEN) Alaska Airlines AS 1492 Non-stop Boeing 737 MAX 8 (7M8) 2:38 Effective 2026-02-14 through 2026-02-28
Wed 08:00 San Diego (SAN) 2 11:38 Denver (DEN) Alaska Airlines AS 1492 Non-stop Boeing 737 (73J) 2:38 Effective 2026-02-18 through 2026-02-25
Mon 08:00 San Diego (SAN) 2 11:38 Denver (DEN) Alaska Airlines AS 1492 Non-stop Boeing 737 MAX 9 (7M9) 2:38 Effective 2026-02-23 through 2026-03-02
Tue,Thu,Fri 08:00 San Diego (SAN) 2 11:38 Denver (DEN) Alaska Airlines AS 1492 Non-stop Boeing 737-800 (73H) 2:38 Effective 2026-02-24 through 2026-03-06
Wed,Sun 08:00 San Diego (SAN) 2 11:38 Denver (DEN) Alaska Airlines AS 1492 Non-stop Boeing 737 (73J) 2:38 Effective 2026-03-01 through 2026-03-04
Sat 08:00 San Diego (SAN) 2 11:38 Denver (DEN) Alaska Airlines AS 1492 Non-stop Boeing 737 MAX 8 (7M8) 2:38 Operates only on 2026-03-07
Sun 08:00 San Diego (SAN) 2 11:38 Denver (DEN) Alaska Airlines AS 1492 Non-stop Boeing 737 MAX 9 (7M9) 2:38 Operates only on 2026-03-08
Mon,Thu,Fri 08:00 San Diego (SAN) 2 11:38 Denver (DEN) Alaska Airlines AS 1492 Non-stop Boeing 737-800 (73H) 2:38 Effective 2026-03-09 through 2026-03-13
Tue 08:00 San Diego (SAN) 2 11:38 Denver (DEN) Alaska Airlines AS 1492 Non-stop Boeing 737 MAX 8 (7M8) 2:38 Effective 2026-03-10 through 2026-03-17
Wed,Sat,Sun 08:00 San Diego (SAN) 2 11:38 Denver (DEN) Alaska Airlines AS 1492 Non-stop Boeing 737 (73J) 2:38 Effective 2026-03-11 through 2026-03-15
Mon 08:00 San Diego (SAN) 2 11:38 Denver (DEN) Alaska Airlines AS 1492 Non-stop Boeing 737 MAX 9 (7M9) 2:38 Operates only on 2026-03-16
Daily 08:00 San Diego (SAN) 2 11:19 Denver (DEN) Alaska Airlines AS 1492 Non-stop Boeing 737 (73J) 2:19 Effective 2026-03-18 through 2026-05-12
Daily 08:15 San Diego (SAN) 2 11:34 Denver (DEN) Alaska Airlines AS 1492 Non-stop Boeing 737 (73J) 2:19 Effective from 2026-05-13
Daily 20:29 San Diego (SAN) 2 23:51 Denver (DEN) Alaska Airlines AS 3021 Non-stop Embraer EMB 175 (E75) 2:22 Effective from 2026-05-13
Mon,Tue,Fri-Sun 08:15 San Diego (SAN) 2 12:07 Denver (DEN) Alaska Airlines AS 3029 Non-stop Embraer EMB 175 (E75) 2:52 Valid until 2026-01-06
Daily 20:09 San Diego (SAN) 2 23:58 Denver (DEN) Alaska Airlines AS 3046 Non-stop Embraer EMB 175 (E75) 2:49 Effective 2026-01-07 through 2026-02-11
Daily 20:14 San Diego (SAN) 2 23:59 Denver (DEN) Alaska Airlines AS 3046 Non-stop Embraer EMB 175 (E75) 2:45 Valid until 2026-01-06
Daily 20:19 San Diego (SAN) 2 23:59 Denver (DEN) Alaska Airlines AS 3046 Non-stop Embraer EMB 175 (E75) 2:40 Effective 2026-02-12 through 2026-03-17
Daily 20:29 San Diego (SAN) 2 23:51 Denver (DEN) Alaska Airlines AS 3046 Non-stop Embraer EMB 175 (E75) 2:22 Effective 2026-03-18 through 2026-05-12
Daily 15:15 San Diego (SAN) 2 18:33 Denver (DEN) Alaska Airlines AS 3332 Non-stop Embraer EMB 175 (E75) 2:18 Effective 2026-04-22 through 2026-05-12

A domestic route departing from the San Diego airport (SAN) and arriving at Denver airport (DEN).
The flight distance is 851 miles, or 1370 km.
The timezone of the departure airport is UTC-8 , and the timezone of the arrival airport is UTC-7 . 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 2:18 and 2:52.

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FLIGHT SCHEDULE

Direct Flights:

Alaska Airlines AS644

14:16

San Diego (SAN) 2

17:48

Denver (DEN)

Operates only on 2026-03-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:32, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS1429

14:16

San Diego (SAN) 2

17:48

Denver (DEN)

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

Mon
-

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 2:32, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS1429

14:16

San Diego (SAN) 2

17:48

Denver (DEN)

Effective 2026-02-14 through 2026-03-02

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:32, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS1429

14:16

San Diego (SAN) 2

17:48

Denver (DEN)

Effective 2026-03-08 through 2026-03-17

Mon
-

Tue

Wed

Thu
-

Fri

Sat
-

Sun

Duration: 2:32, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS1429

14:16

San Diego (SAN) 2

17:48

Denver (DEN)

Effective 2026-03-09 through 2026-03-16

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:32, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS1429

14:16

San Diego (SAN) 2

17:48

Denver (DEN)

Operates only on 2026-03-12

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:32, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS1429

15:09

San Diego (SAN) 2

18:41

Denver (DEN)

Effective 2026-01-08 through 2026-02-09

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 2:32, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS1429

15:15

San Diego (SAN) 2

18:33

Denver (DEN)

Effective 2026-03-18 through 2026-04-21

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:18, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS1429

15:15

San Diego (SAN) 2

18:33

Denver (DEN)

Effective from 2026-06-10

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:18, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS1429

15:44

San Diego (SAN) 2

19:18

Denver (DEN)

Valid until 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:34, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS1429

15:44

San Diego (SAN) 2

19:18

Denver (DEN)

Valid until 2026-01-06

Mon

Tue

Wed

Thu

Fri
-

Sat
-

Sun

Duration: 2:34, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS1429

15:44

San Diego (SAN) 2

19:18

Denver (DEN)

Operates only on 2026-01-02

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:34, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS1429

15:45

San Diego (SAN) 2

19:03

Denver (DEN)

Effective 2026-05-13 through 2026-06-09

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:18, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS1492

08:00

San Diego (SAN) 2

11:38

Denver (DEN)

Effective 2026-01-07 through 2026-01-13

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:38, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS1492

08:00

San Diego (SAN) 2

11:38

Denver (DEN)

Effective 2026-01-14 through 2026-01-28

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:38, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS1492

08:00

San Diego (SAN) 2

11:38

Denver (DEN)

Effective 2026-01-15 through 2026-02-03

Mon

Tue

Wed
-

Thu

Fri

Sat

Sun

Duration: 2:38, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS1492

08:00

San Diego (SAN) 2

11:38

Denver (DEN)

Effective 2026-02-04 through 2026-02-11

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:38, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS1492

08:00

San Diego (SAN) 2

11:38

Denver (DEN)

Operates only on 2026-02-12

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:38, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS1492

08:00

San Diego (SAN) 2

11:38

Denver (DEN)

Effective 2026-02-13 through 2026-02-20

Mon

Tue

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:38, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS1492

08:00

San Diego (SAN) 2

11:38

Denver (DEN)

Effective 2026-02-14 through 2026-02-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

Duration: 2:38, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Alaska Airlines AS1492

08:00

San Diego (SAN) 2

11:38

Denver (DEN)

Effective 2026-02-18 through 2026-02-25

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:38, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS1492

08:00

San Diego (SAN) 2

11:38

Denver (DEN)

Effective 2026-02-23 through 2026-03-02

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:38, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS1492

08:00

San Diego (SAN) 2

11:38

Denver (DEN)

Effective 2026-02-24 through 2026-03-06

Mon
-

Tue

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:38, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS1492

08:00

San Diego (SAN) 2

11:38

Denver (DEN)

Effective 2026-03-01 through 2026-03-04

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:38, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS1492

08:00

San Diego (SAN) 2

11:38

Denver (DEN)

Operates only on 2026-03-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:38, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Alaska Airlines AS1492

08:00

San Diego (SAN) 2

11:38

Denver (DEN)

Operates only on 2026-03-08

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:38, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS1492

08:00

San Diego (SAN) 2

11:38

Denver (DEN)

Effective 2026-03-09 through 2026-03-13

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:38, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS1492

08:00

San Diego (SAN) 2

11:38

Denver (DEN)

Effective 2026-03-10 through 2026-03-17

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:38, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Alaska Airlines AS1492

08:00

San Diego (SAN) 2

11:38

Denver (DEN)

Effective 2026-03-11 through 2026-03-15

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat

Sun

Duration: 2:38, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS1492

08:00

San Diego (SAN) 2

11:38

Denver (DEN)

Operates only on 2026-03-16

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:38, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS1492

08:00

San Diego (SAN) 2

11:19

Denver (DEN)

Effective 2026-03-18 through 2026-05-12

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:19, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS1492

08:15

San Diego (SAN) 2

11:34

Denver (DEN)

Effective from 2026-05-13

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:19, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS3021

20:29

San Diego (SAN) 2

23:51

Denver (DEN)

Effective from 2026-05-13

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:22, non-stop
Embraer EMB 175 (E75)

Direct Flights:

Alaska Airlines AS3029

08:15

San Diego (SAN) 2

12:07

Denver (DEN)

Valid until 2026-01-06

Mon

Tue

Wed
-

Thu
-

Fri

Sat

Sun

Duration: 2:52, non-stop
Embraer EMB 175 (E75)

Direct Flights:

Alaska Airlines AS3046

20:09

San Diego (SAN) 2

23:58

Denver (DEN)

Effective 2026-01-07 through 2026-02-11

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:49, non-stop
Embraer EMB 175 (E75)

Direct Flights:

Alaska Airlines AS3046

20:14

San Diego (SAN) 2

23:59

Denver (DEN)

Valid until 2026-01-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:45, non-stop
Embraer EMB 175 (E75)

Direct Flights:

Alaska Airlines AS3046

20:19

San Diego (SAN) 2

23:59

Denver (DEN)

Effective 2026-02-12 through 2026-03-17

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:40, non-stop
Embraer EMB 175 (E75)

Direct Flights:

Alaska Airlines AS3046

20:29

San Diego (SAN) 2

23:51

Denver (DEN)

Effective 2026-03-18 through 2026-05-12

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:22, non-stop
Embraer EMB 175 (E75)

Direct Flights:

Alaska Airlines AS3332

15:15

San Diego (SAN) 2

18:33

Denver (DEN)

Effective 2026-04-22 through 2026-05-12

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:18, non-stop
Embraer EMB 175 (E75)

A domestic route departing from the San Diego airport (SAN) and arriving at Denver airport (DEN).
The flight distance is 851 miles, or 1370 km.
The timezone of the departure airport is UTC-8 , and the timezone of the arrival airport is UTC-7 . 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 2:18 and 2:52.

All SAN-DEN flights

All Alaska Airlines flights

Return (DEN-SAN) flights

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