Delta Air Lines flights from Seattle-Tacoma (SEA) to Boise (BOI).

FLIGHT SCHEDULE
Direct Flights:
Mon,Tue,Fri-Sun 15:00 Seattle-Tacoma (SEA) 17:27 Boise (BOI) Delta Air Lines DL 3688 Non-stop Embraer EMB 175 (E7W) 1:27 Valid until 2026-01-04
Daily 15:55 Seattle-Tacoma (SEA) 18:22 Boise (BOI) Delta Air Lines DL 3688 Non-stop Embraer EMB 175 (E7W) 1:27 Effective 2026-02-12 through 2026-03-07
Daily 15:59 Seattle-Tacoma (SEA) 18:28 Boise (BOI) Delta Air Lines DL 3688 Non-stop Embraer EMB 175 (E7W) 1:29 Effective 2026-01-05 through 2026-02-11
Mon,Thu-Sun 15:59 Seattle-Tacoma (SEA) 18:29 Boise (BOI) Delta Air Lines DL 3688 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2026-03-08 through 2026-03-14
Mon,Thu-Sun 15:59 Seattle-Tacoma (SEA) 18:30 Boise (BOI) Delta Air Lines DL 3688 Non-stop Embraer EMB 175 (E7W) 1:31 Effective 2026-03-15 through 2026-04-12
Daily 15:59 Seattle-Tacoma (SEA) 18:35 Boise (BOI) Delta Air Lines DL 3688 Non-stop Embraer EMB 175 (E7W) 1:36 Effective 2026-04-13 through 2026-10-05
Daily 15:59 Seattle-Tacoma (SEA) 18:33 Boise (BOI) Delta Air Lines DL 3688 Non-stop Embraer EMB 175 (E7W) 1:34 Effective from 2026-10-06
Wed,Thu 16:40 Seattle-Tacoma (SEA) 19:07 Boise (BOI) Delta Air Lines DL 3688 Non-stop Embraer EMB 175 (E7W) 1:27 Valid until 2026-01-01
Daily 17:45 Seattle-Tacoma (SEA) 20:12 Boise (BOI) Delta Air Lines DL 3692 Non-stop Embraer EMB 175 (E7W) 1:27 Effective 2026-01-05 through 2026-02-11
Daily 17:45 Seattle-Tacoma (SEA) 20:10 Boise (BOI) Delta Air Lines DL 3692 Non-stop Embraer EMB 175 (E7W) 1:25 Effective 2026-02-12 through 2026-03-07
Daily 17:45 Seattle-Tacoma (SEA) 20:18 Boise (BOI) Delta Air Lines DL 3692 Non-stop Embraer EMB 175 (E7W) 1:33 Effective 2026-04-13 through 2026-10-05
Daily 17:45 Seattle-Tacoma (SEA) 20:17 Boise (BOI) Delta Air Lines DL 3692 Non-stop Embraer EMB 175 (E7W) 1:32 Effective from 2026-10-06
Daily 18:35 Seattle-Tacoma (SEA) 21:05 Boise (BOI) Delta Air Lines DL 3692 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2026-03-08 through 2026-03-14
Daily 18:35 Seattle-Tacoma (SEA) 21:06 Boise (BOI) Delta Air Lines DL 3692 Non-stop Embraer EMB 175 (E7W) 1:31 Effective 2026-03-15 through 2026-04-12
Daily 07:15 Seattle-Tacoma (SEA) 09:50 Boise (BOI) Delta Air Lines DL 3750 Non-stop Embraer EMB 175 (E7W) 1:35 Effective 2026-02-12 through 2026-03-07
Daily 07:15 Seattle-Tacoma (SEA) 09:54 Boise (BOI) Delta Air Lines DL 3750 Non-stop Embraer EMB 175 (E7W) 1:39 Effective 2026-03-08 through 2026-03-14
Daily 07:15 Seattle-Tacoma (SEA) 09:55 Boise (BOI) Delta Air Lines DL 3750 Non-stop Embraer EMB 175 (E7W) 1:40 Effective 2026-03-15 through 2026-04-12
Mon-Fri,Sun 07:20 Seattle-Tacoma (SEA) 09:57 Boise (BOI) Delta Air Lines DL 3750 Non-stop Embraer EMB 175 (E7W) 1:37 Effective 2026-01-05 through 2026-01-16
Daily 07:20 Seattle-Tacoma (SEA) 09:57 Boise (BOI) Delta Air Lines DL 3750 Non-stop Embraer EMB 175 (E7W) 1:37 Effective 2026-01-19 through 2026-02-11
Daily 07:25 Seattle-Tacoma (SEA) 10:02 Boise (BOI) Delta Air Lines DL 3750 Non-stop Embraer EMB 175 (E7W) 1:37 Effective 2026-04-13 through 2026-10-05
Daily 07:25 Seattle-Tacoma (SEA) 10:05 Boise (BOI) Delta Air Lines DL 3750 Non-stop Embraer EMB 175 (E7W) 1:40 Effective from 2026-10-06
Daily 07:45 Seattle-Tacoma (SEA) 10:20 Boise (BOI) Delta Air Lines DL 3750 Non-stop Embraer EMB 175 (E7W) 1:35 Valid until 2026-01-04
Daily 09:30 Seattle-Tacoma (SEA) 12:05 Boise (BOI) Delta Air Lines DL 3817 Non-stop Embraer EMB 175 (E7W) 1:35 Effective 2026-05-07 through 2026-10-05
Daily 09:30 Seattle-Tacoma (SEA) 12:06 Boise (BOI) Delta Air Lines DL 3817 Non-stop Embraer EMB 175 (E7W) 1:36 Effective from 2026-10-06
Mon,Tue,Fri-Sun 19:30 Seattle-Tacoma (SEA) 22:01 Boise (BOI) Delta Air Lines DL 3817 Non-stop Embraer EMB 175 (E7W) 1:31 Valid until 2026-01-04
Daily 19:30 Seattle-Tacoma (SEA) 21:58 Boise (BOI) Delta Air Lines DL 3817 Non-stop Embraer EMB 175 (E7W) 1:28 Effective 2026-01-19 through 2026-02-11
Daily 19:35 Seattle-Tacoma (SEA) 22:07 Boise (BOI) Delta Air Lines DL 3817 Non-stop Embraer EMB 175 (E7W) 1:32 Effective 2026-03-08 through 2026-03-14
Daily 19:35 Seattle-Tacoma (SEA) 22:08 Boise (BOI) Delta Air Lines DL 3817 Non-stop Embraer EMB 175 (E7W) 1:33 Effective 2026-03-15 through 2026-04-12
Daily 19:35 Seattle-Tacoma (SEA) 22:10 Boise (BOI) Delta Air Lines DL 3817 Non-stop Embraer EMB 175 (E7W) 1:35 Effective 2026-04-13 through 2026-05-06
Daily 13:00 Seattle-Tacoma (SEA) 15:38 Boise (BOI) Delta Air Lines DL 3959 Non-stop Embraer EMB 175 (E7W) 1:38 Effective 2026-05-07 through 2026-10-05
Daily 13:00 Seattle-Tacoma (SEA) 15:30 Boise (BOI) Delta Air Lines DL 3959 Non-stop Embraer EMB 175 (E7W) 1:30 Effective from 2026-10-06
Daily 13:30 Seattle-Tacoma (SEA) 16:00 Boise (BOI) Delta Air Lines DL 3959 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2026-03-08 through 2026-04-12
Daily 13:50 Seattle-Tacoma (SEA) 16:17 Boise (BOI) Delta Air Lines DL 3959 Non-stop Embraer EMB 175 (E7W) 1:27 Effective 2026-01-05 through 2026-02-11
Daily 13:50 Seattle-Tacoma (SEA) 16:15 Boise (BOI) Delta Air Lines DL 3959 Non-stop Embraer EMB 175 (E7W) 1:25 Effective 2026-02-12 through 2026-03-07
Daily 13:55 Seattle-Tacoma (SEA) 16:33 Boise (BOI) Delta Air Lines DL 3959 Non-stop Embraer EMB 175 (E7W) 1:38 Effective 2026-04-13 through 2026-05-06
Daily 19:30 Seattle-Tacoma (SEA) 21:58 Boise (BOI) Delta Air Lines DL 4090 Non-stop Embraer EMB 175 (E7W) 1:28 Effective 2026-01-05 through 2026-01-18
Daily 19:30 Seattle-Tacoma (SEA) 21:56 Boise (BOI) Delta Air Lines DL 4090 Non-stop Embraer EMB 175 (E7W) 1:26 Effective 2026-02-12 through 2026-03-07
Mon-Fri,Sun 21:25 Seattle-Tacoma (SEA) 23:59 Boise (BOI) Delta Air Lines DL 4090 Non-stop Embraer EMB 175 (E7W) 1:34 Effective 2026-05-07 through 2026-05-22
Mon-Fri,Sun 21:25 Seattle-Tacoma (SEA) 23:59 Boise (BOI) Delta Air Lines DL 4090 Non-stop Embraer EMB 175 (E7W) 1:34 Effective 2026-05-25 through 2026-09-04
Mon-Fri,Sun 21:25 Seattle-Tacoma (SEA) 23:59 Boise (BOI) Delta Air Lines DL 4090 Non-stop Embraer EMB 175 (E7W) 1:34 Effective 2026-09-07 through 2026-10-05
Mon-Fri,Sun 21:25 Seattle-Tacoma (SEA) 23:52 Boise (BOI) Delta Air Lines DL 4090 Non-stop Embraer EMB 175 (E7W) 1:27 Effective from 2026-10-06
Mon,Thu,Fri,Sun 21:30 Seattle-Tacoma (SEA) 23:59 Boise (BOI) Delta Air Lines DL 4090 Non-stop Embraer EMB 175 (E7W) 1:29 Effective 2026-01-19 through 2026-02-06
Mon 21:30 Seattle-Tacoma (SEA) 23:59 Boise (BOI) Delta Air Lines DL 4090 Non-stop Embraer EMB 175 (E7W) 1:29 Operates only on 2026-02-09
Mon-Fri,Sun 21:30 Seattle-Tacoma (SEA) 23:59 Boise (BOI) Delta Air Lines DL 4090 Non-stop Embraer EMB 175 (E7W) 1:29 Effective 2026-03-08 through 2026-04-12
Mon-Fri,Sun 21:30 Seattle-Tacoma (SEA) 00:05 Boise (BOI) Delta Air Lines DL 4090 Non-stop Embraer EMB 175 (E7W) 1:35 Effective 2026-04-13 through 2026-05-06 The flight arrives 1 day after departure.
Mon,Tue,Fri-Sun 21:35 Seattle-Tacoma (SEA) 00:04 Boise (BOI) Delta Air Lines DL 4090 Non-stop Embraer EMB 175 (E7W) 1:29 Valid until 2026-01-04 The flight arrives 1 day after departure.
Daily 10:20 Seattle-Tacoma (SEA) 12:55 Boise (BOI) Delta Air Lines DL 4127 Non-stop Embraer EMB 175 (E7W) 1:35 Effective 2026-02-01 through 2026-02-11
Daily 10:25 Seattle-Tacoma (SEA) 13:00 Boise (BOI) Delta Air Lines DL 4127 Non-stop Embraer EMB 175 (E7W) 1:35 Effective 2026-01-05 through 2026-01-31
Daily 10:35 Seattle-Tacoma (SEA) 13:06 Boise (BOI) Delta Air Lines DL 4127 Non-stop Embraer EMB 175 (E7W) 1:31 Effective 2026-03-08 through 2026-03-14
Daily 10:35 Seattle-Tacoma (SEA) 13:07 Boise (BOI) Delta Air Lines DL 4127 Non-stop Embraer EMB 175 (E7W) 1:32 Effective 2026-03-15 through 2026-04-12

1 2

A domestic route departing from the Seattle-Tacoma airport (SEA) and arriving at Boise airport (BOI).
The flight distance is 398 miles, or 641 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 1:20 and 1:40.

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Delta Air Lines flights from Seattle-Tacoma (SEA) to Boise (BOI).

FLIGHT SCHEDULE

Direct Flights:

Delta Air Lines DL3688

15:00

Seattle-Tacoma (SEA)

17:27

Boise (BOI)

Valid until 2026-01-04

Mon

Tue

Wed
-

Thu
-

Fri

Sat

Sun

Duration: 1:27, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3688

15:55

Seattle-Tacoma (SEA)

18:22

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:27, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3688

15:59

Seattle-Tacoma (SEA)

18:28

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:29, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3688

15:59

Seattle-Tacoma (SEA)

18:29

Boise (BOI)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat

Sun

Duration: 1:30, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3688

15:59

Seattle-Tacoma (SEA)

18:30

Boise (BOI)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat

Sun

Duration: 1:31, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3688

15:59

Seattle-Tacoma (SEA)

18:35

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:36, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3688

15:59

Seattle-Tacoma (SEA)

18:33

Boise (BOI)

Effective from 2026-10-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:34, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3688

16:40

Seattle-Tacoma (SEA)

19:07

Boise (BOI)

Valid until 2026-01-01

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 1:27, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3692

17:45

Seattle-Tacoma (SEA)

20:12

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:27, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3692

17:45

Seattle-Tacoma (SEA)

20:10

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:25, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3692

17:45

Seattle-Tacoma (SEA)

20:18

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:33, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3692

17:45

Seattle-Tacoma (SEA)

20:17

Boise (BOI)

Effective from 2026-10-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:32, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3692

18:35

Seattle-Tacoma (SEA)

21:05

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:30, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3692

18:35

Seattle-Tacoma (SEA)

21:06

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:31, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3750

07:15

Seattle-Tacoma (SEA)

09:50

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:35, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3750

07:15

Seattle-Tacoma (SEA)

09:54

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:39, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3750

07:15

Seattle-Tacoma (SEA)

09:55

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:40, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3750

07:20

Seattle-Tacoma (SEA)

09:57

Boise (BOI)

Effective 2026-01-05 through 2026-01-16

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 1:37, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3750

07:20

Seattle-Tacoma (SEA)

09:57

Boise (BOI)

Effective 2026-01-19 through 2026-02-11

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:37, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3750

07:25

Seattle-Tacoma (SEA)

10:02

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:37, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3750

07:25

Seattle-Tacoma (SEA)

10:05

Boise (BOI)

Effective from 2026-10-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:40, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3750

07:45

Seattle-Tacoma (SEA)

10:20

Boise (BOI)

Valid until 2026-01-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:35, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3817

09:30

Seattle-Tacoma (SEA)

12:05

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:35, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3817

09:30

Seattle-Tacoma (SEA)

12:06

Boise (BOI)

Effective from 2026-10-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:36, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3817

19:30

Seattle-Tacoma (SEA)

22:01

Boise (BOI)

Valid until 2026-01-04

Mon

Tue

Wed
-

Thu
-

Fri

Sat

Sun

Duration: 1:31, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3817

19:30

Seattle-Tacoma (SEA)

21:58

Boise (BOI)

Effective 2026-01-19 through 2026-02-11

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:28, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3817

19:35

Seattle-Tacoma (SEA)

22:07

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:32, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3817

19:35

Seattle-Tacoma (SEA)

22:08

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:33, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3817

19:35

Seattle-Tacoma (SEA)

22:10

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:35, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3959

13:00

Seattle-Tacoma (SEA)

15:38

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:38, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3959

13:00

Seattle-Tacoma (SEA)

15:30

Boise (BOI)

Effective from 2026-10-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:30, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3959

13:30

Seattle-Tacoma (SEA)

16:00

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:30, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3959

13:50

Seattle-Tacoma (SEA)

16:17

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:27, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3959

13:50

Seattle-Tacoma (SEA)

16:15

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:25, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL3959

13:55

Seattle-Tacoma (SEA)

16:33

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:38, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL4090

19:30

Seattle-Tacoma (SEA)

21:58

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:28, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL4090

19:30

Seattle-Tacoma (SEA)

21:56

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:26, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL4090

21:25

Seattle-Tacoma (SEA)

23:59

Boise (BOI)

Effective 2026-05-07 through 2026-05-22

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 1:34, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL4090

21:25

Seattle-Tacoma (SEA)

23:59

Boise (BOI)

Effective 2026-05-25 through 2026-09-04

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 1:34, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL4090

21:25

Seattle-Tacoma (SEA)

23:59

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 1:34, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL4090

21:25

Seattle-Tacoma (SEA)

23:52

Boise (BOI)

Effective from 2026-10-06

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 1:27, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL4090

21:30

Seattle-Tacoma (SEA)

23:59

Boise (BOI)

Effective 2026-01-19 through 2026-02-06

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 1:29, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL4090

21:30

Seattle-Tacoma (SEA)

23:59

Boise (BOI)

Operates only on 2026-02-09

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:29, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL4090

21:30

Seattle-Tacoma (SEA)

23:59

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 1:29, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL4090

21:30

Seattle-Tacoma (SEA)

00:05(+1)

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 1:35, non-stop
Embraer EMB 175 (E7W)
The flight arrives 1 day after departure.

Direct Flights:

Delta Air Lines DL4090

21:35

Seattle-Tacoma (SEA)

00:04(+1)

Boise (BOI)

Valid until 2026-01-04

Mon

Tue

Wed
-

Thu
-

Fri

Sat

Sun

Duration: 1:29, non-stop
Embraer EMB 175 (E7W)
The flight arrives 1 day after departure.

Direct Flights:

Delta Air Lines DL4127

10:20

Seattle-Tacoma (SEA)

12:55

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:35, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL4127

10:25

Seattle-Tacoma (SEA)

13:00

Boise (BOI)

Effective 2026-01-05 through 2026-01-31

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:35, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL4127

10:35

Seattle-Tacoma (SEA)

13:06

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:31, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Delta Air Lines DL4127

10:35

Seattle-Tacoma (SEA)

13:07

Boise (BOI)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:32, non-stop
Embraer EMB 175 (E7W)

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A domestic route departing from the Seattle-Tacoma airport (SEA) and arriving at Boise airport (BOI).
The flight distance is 398 miles, or 641 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 1:20 and 1:40.

All SEA-BOI flights

All Delta Air Lines flights

Return (BOI-SEA) flights

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