Delta Air Lines flights from Denver (DEN) to Seattle-Tacoma (SEA).

Ad box here 7322741189 I FlightInfo Top Box

FLIGHT SCHEDULE
Direct Flights:
Mon,Tue,Fri-Sun 18:04 Denver (DEN) 20:14 Seattle-Tacoma (SEA) Delta Air Lines DL 1724 Non-stop Airbus A220-100 (221) 3:10 Valid until 2026-01-03
Sun 18:04 Denver (DEN) 20:17 Seattle-Tacoma (SEA) Delta Air Lines DL 1724 Non-stop Airbus A220-100 (221) 3:13 Operates only on 2026-01-04
Mon-Sat 06:05 Denver (DEN) 08:20 Seattle-Tacoma (SEA) Delta Air Lines DL 1731 Non-stop Airbus A220-300 (223) 3:15 Valid until 2026-01-03
Sun 06:05 Denver (DEN) 08:20 Seattle-Tacoma (SEA) Delta Air Lines DL 1731 Non-stop Airbus A220-100 (221) 3:15 Operates only on 2026-01-04
Daily 06:29 Denver (DEN) 08:40 Seattle-Tacoma (SEA) Delta Air Lines DL 1731 Non-stop Airbus A220-300 (223) 3:11 Effective 2026-01-05 through 2026-02-11
Daily 06:30 Denver (DEN) 08:36 Seattle-Tacoma (SEA) Delta Air Lines DL 1731 Non-stop Airbus A220-300 (223) 3:06 Effective 2026-03-08 through 2026-03-14
Daily 06:30 Denver (DEN) 08:38 Seattle-Tacoma (SEA) Delta Air Lines DL 1731 Non-stop Airbus A220-300 (223) 3:08 Effective 2026-03-15 through 2026-04-12
Daily 06:40 Denver (DEN) 08:51 Seattle-Tacoma (SEA) Delta Air Lines DL 1731 Non-stop Airbus A220-300 (223) 3:11 Effective 2026-02-12 through 2026-03-07
Daily 06:45 Denver (DEN) 08:53 Seattle-Tacoma (SEA) Delta Air Lines DL 1731 Non-stop Airbus A220-300 (223) 3:08 Effective 2026-04-13 through 2026-10-05
Daily 06:45 Denver (DEN) 08:59 Seattle-Tacoma (SEA) Delta Air Lines DL 1731 Non-stop Airbus A220-300 (223) 3:14 Effective from 2026-10-06
Daily 18:30 Denver (DEN) 20:40 Seattle-Tacoma (SEA) Delta Air Lines DL 2543 Non-stop Airbus A220-100 (221) 3:10 Effective 2026-05-07 through 2026-10-05
Daily 18:30 Denver (DEN) 20:41 Seattle-Tacoma (SEA) Delta Air Lines DL 2543 Non-stop Airbus A220-100 (221) 3:11 Effective from 2026-10-06
Daily 12:20 Denver (DEN) 14:28 Seattle-Tacoma (SEA) Delta Air Lines DL 2740 Non-stop Airbus A220-300 (223) 3:08 Valid until 2026-01-04
Daily 12:20 Denver (DEN) 14:26 Seattle-Tacoma (SEA) Delta Air Lines DL 2740 Non-stop Airbus A220-100 (221) 3:06 Effective 2026-04-13 through 2026-05-06
Daily 12:20 Denver (DEN) 14:26 Seattle-Tacoma (SEA) Delta Air Lines DL 2740 Non-stop Airbus A220-300 (223) 3:06 Effective 2026-05-07 through 2026-10-05
Daily 12:20 Denver (DEN) 14:31 Seattle-Tacoma (SEA) Delta Air Lines DL 2740 Non-stop Airbus A220-300 (223) 3:11 Effective from 2026-10-06
Daily 13:03 Denver (DEN) 15:12 Seattle-Tacoma (SEA) Delta Air Lines DL 3675 Non-stop Embraer EMB 175 (E7W) 3:09 Effective 2026-03-08 through 2026-03-14
Daily 13:03 Denver (DEN) 15:14 Seattle-Tacoma (SEA) Delta Air Lines DL 3675 Non-stop Embraer EMB 175 (E7W) 3:11 Effective 2026-03-15 through 2026-04-12
Daily 18:50 Denver (DEN) 21:10 Seattle-Tacoma (SEA) Delta Air Lines DL 3696 Non-stop Embraer EMB 175 (E7W) 3:20 Effective 2026-01-05 through 2026-02-11
Daily 18:50 Denver (DEN) 21:08 Seattle-Tacoma (SEA) Delta Air Lines DL 3696 Non-stop Embraer EMB 175 (E7W) 3:18 Effective 2026-02-12 through 2026-03-07
Daily 19:39 Denver (DEN) 21:50 Seattle-Tacoma (SEA) Delta Air Lines DL 3795 Non-stop Embraer EMB 175 (E7W) 3:11 Effective 2026-03-08 through 2026-04-12
Daily 19:50 Denver (DEN) 22:05 Seattle-Tacoma (SEA) Delta Air Lines DL 4026 Non-stop Embraer EMB 175 (E7W) 3:15 Effective 2026-04-13 through 2026-05-06
Mon-Fri,Sun 12:30 Denver (DEN) 14:43 Seattle-Tacoma (SEA) Delta Air Lines DL 4168 Non-stop Embraer EMB 175 (E7W) 3:13 Effective 2026-01-05 through 2026-02-11
Sat 12:30 Denver (DEN) 14:43 Seattle-Tacoma (SEA) Delta Air Lines DL 4168 Non-stop Embraer EMB 175 (E7W) 3:13 Effective 2026-01-10 through 2026-01-17
Mon-Fri,Sun 12:30 Denver (DEN) 14:41 Seattle-Tacoma (SEA) Delta Air Lines DL 4168 Non-stop Embraer EMB 175 (E7W) 3:11 Effective 2026-02-12 through 2026-03-06
Sat 12:55 Denver (DEN) 15:06 Seattle-Tacoma (SEA) Delta Air Lines DL 4168 Non-stop Embraer EMB 175 (E7W) 3:11 Effective 2026-02-14 through 2026-03-07
Sat 13:30 Denver (DEN) 15:43 Seattle-Tacoma (SEA) Delta Air Lines DL 4168 Non-stop Embraer EMB 175 (E7W) 3:13 Effective 2026-01-24 through 2026-02-07

Ad flat here 8924483383 I FlightInfo Lower

Parallax here DEN-SEA

A domestic route departing from the Denver airport (DEN) and arriving at Seattle-Tacoma airport (SEA).
The flight distance is 1022 miles, or 1644 km.
The timezone of the departure airport is UTC-7 , and the timezone of the arrival airport is UTC-8 . 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 3:06 and 3:20.

Feedback - Disclaimer - Privacy - new_base.html - DESKTOP - CACHE: False - LANG: en - IS_EU: False

Delta Air Lines flights from Denver (DEN) to Seattle-Tacoma (SEA).

Ad mobi flat here (320x100px) 9629219771 M FlightInfo Top Flat

FLIGHT SCHEDULE

Direct Flights:

Delta Air Lines DL1724

18:04

Denver (DEN)

20:14

Seattle-Tacoma (SEA)

Valid until 2026-01-03

Mon

Tue

Wed
-

Thu
-

Fri

Sat

Sun

Duration: 3:10, non-stop
Airbus A220-100 (221)

Direct Flights:

Delta Air Lines DL1724

18:04

Denver (DEN)

20:17

Seattle-Tacoma (SEA)

Operates only on 2026-01-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:13, non-stop
Airbus A220-100 (221)

Direct Flights:

Delta Air Lines DL1731

06:05

Denver (DEN)

08:20

Seattle-Tacoma (SEA)

Valid until 2026-01-03

Mon

Tue

Wed

Thu

Fri

Sat

Sun
-

Duration: 3:15, non-stop
Airbus A220-300 (223)

Direct Flights:

Delta Air Lines DL1731

06:05

Denver (DEN)

08:20

Seattle-Tacoma (SEA)

Operates only on 2026-01-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:15, non-stop
Airbus A220-100 (221)

Direct Flights:

Delta Air Lines DL1731

06:29

Denver (DEN)

08:40

Seattle-Tacoma (SEA)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:11, non-stop
Airbus A220-300 (223)

Direct Flights:

Delta Air Lines DL1731

06:30

Denver (DEN)

08:36

Seattle-Tacoma (SEA)

Effective 2026-03-08 through 2026-03-14

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:06, non-stop
Airbus A220-300 (223)

Direct Flights:

Delta Air Lines DL1731

06:30

Denver (DEN)

08:38

Seattle-Tacoma (SEA)

Effective 2026-03-15 through 2026-04-12

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:08, non-stop
Airbus A220-300 (223)

Direct Flights:

Delta Air Lines DL1731

06:40

Denver (DEN)

08:51

Seattle-Tacoma (SEA)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:11, non-stop
Airbus A220-300 (223)

Direct Flights:

Delta Air Lines DL1731

06:45

Denver (DEN)

08:53

Seattle-Tacoma (SEA)

Effective 2026-04-13 through 2026-10-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:08, non-stop
Airbus A220-300 (223)

Direct Flights:

Delta Air Lines DL1731

06:45

Denver (DEN)

08:59

Seattle-Tacoma (SEA)

Effective from 2026-10-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:14, non-stop
Airbus A220-300 (223)

Direct Flights:

Delta Air Lines DL2543

18:30

Denver (DEN)

20:40

Seattle-Tacoma (SEA)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:10, non-stop
Airbus A220-100 (221)

Direct Flights:

Delta Air Lines DL2543

18:30

Denver (DEN)

20:41

Seattle-Tacoma (SEA)

Effective from 2026-10-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:11, non-stop
Airbus A220-100 (221)

Direct Flights:

Delta Air Lines DL2740

12:20

Denver (DEN)

14:28

Seattle-Tacoma (SEA)

Valid until 2026-01-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:08, non-stop
Airbus A220-300 (223)

Direct Flights:

Delta Air Lines DL2740

12:20

Denver (DEN)

14:26

Seattle-Tacoma (SEA)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:06, non-stop
Airbus A220-100 (221)

Direct Flights:

Delta Air Lines DL2740

12:20

Denver (DEN)

14:26

Seattle-Tacoma (SEA)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:06, non-stop
Airbus A220-300 (223)

Direct Flights:

Delta Air Lines DL2740

12:20

Denver (DEN)

14:31

Seattle-Tacoma (SEA)

Effective from 2026-10-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:11, non-stop
Airbus A220-300 (223)

Direct Flights:

Delta Air Lines DL3675

13:03

Denver (DEN)

15:12

Seattle-Tacoma (SEA)

Effective 2026-03-08 through 2026-03-14

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:09, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3675

13:03

Denver (DEN)

15:14

Seattle-Tacoma (SEA)

Effective 2026-03-15 through 2026-04-12

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:11, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3696

18:50

Denver (DEN)

21:10

Seattle-Tacoma (SEA)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:20, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3696

18:50

Denver (DEN)

21:08

Seattle-Tacoma (SEA)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:18, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3795

19:39

Denver (DEN)

21:50

Seattle-Tacoma (SEA)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:11, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL4026

19:50

Denver (DEN)

22:05

Seattle-Tacoma (SEA)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:15, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL4168

12:30

Denver (DEN)

14:43

Seattle-Tacoma (SEA)

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

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 3:13, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL4168

12:30

Denver (DEN)

14:43

Seattle-Tacoma (SEA)

Effective 2026-01-10 through 2026-01-17

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:13, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL4168

12:30

Denver (DEN)

14:41

Seattle-Tacoma (SEA)

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

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 3:11, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL4168

12:55

Denver (DEN)

15:06

Seattle-Tacoma (SEA)

Effective 2026-02-14 through 2026-03-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:11, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL4168

13:30

Denver (DEN)

15:43

Seattle-Tacoma (SEA)

Effective 2026-01-24 through 2026-02-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:13, non-stop
Embraer EMB 175 (E7W)

Ad mobi box here (300x250px) 6815354179 M FlightInfo Bottom Box

Parallax here DEN-SEA

A domestic route departing from the Denver airport (DEN) and arriving at Seattle-Tacoma airport (SEA).
The flight distance is 1022 miles, or 1644 km.
The timezone of the departure airport is UTC-7 , and the timezone of the arrival airport is UTC-8 . 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 3:06 and 3:20.

All DEN-SEA flights

All Delta Air Lines flights

Return (SEA-DEN) flights

Feedback - Disclaimer - Privacy - new_base.html - MOBILE

- CACHE: False - LANG: en - IS_EU: False