Delta Air Lines flight DL 831: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Daily 09:30 Seattle-Tacoma (SEA) 15:50 Austin (AUS) DL 831 Non-stop Airbus A220-300 (223) 4:20 Effective from 2026-01-06
Daily 09:45 Seattle-Tacoma (SEA) 15:57 Austin (AUS) DL 831 Non-stop Airbus A220-100 (221) 4:12 Effective 2025-12-20 through 2026-01-05
Sun 11:01 Seattle-Tacoma (SEA) 17:15 Austin (AUS) DL 831 Non-stop Airbus A220-300 (223) 4:14 Effective 2025-06-08 through 2025-07-06
Mon-Fri,Sun 11:15 Seattle-Tacoma (SEA) 17:20 Austin (AUS) DL 831 Non-stop Airbus A220-300 (223) 4:05 Valid until 2025-05-06
Mon-Fri,Sun 11:15 Seattle-Tacoma (SEA) 17:25 Austin (AUS) DL 831 Non-stop Airbus A220-300 (223) 4:10 Effective 2025-05-07 through 2025-05-23
Mon-Fri,Sun 11:15 Seattle-Tacoma (SEA) 17:25 Austin (AUS) DL 831 Non-stop Airbus A220-300 (223) 4:10 Effective 2025-05-26 through 2025-06-06
Daily 11:15 Seattle-Tacoma (SEA) 17:28 Austin (AUS) DL 831 Non-stop Airbus A220-300 (223) 4:13 Effective 2025-07-07 through 2025-09-07
Daily 11:15 Seattle-Tacoma (SEA) 17:23 Austin (AUS) DL 831 Non-stop Airbus A220-300 (223) 4:08 Effective 2025-09-08 through 2025-12-19
Mon-Sat 11:30 Seattle-Tacoma (SEA) 17:50 Austin (AUS) DL 831 Non-stop Airbus A220-300 (223) 4:20 Effective 2025-06-09 through 2025-07-05
Daily 16:50 Austin (AUS) 19:31 Seattle-Tacoma (SEA) DL 831 Non-stop Airbus A220-300 (223) 4:41 Effective from 2026-01-06
Sun 18:10 Austin (AUS) 20:49 Seattle-Tacoma (SEA) DL 831 Non-stop Airbus A220-300 (223) 4:39 Effective 2025-06-08 through 2025-06-22
Sun 18:10 Austin (AUS) 20:49 Seattle-Tacoma (SEA) DL 831 Non-stop Airbus A220-300 (223) 4:39 Operates only on 2025-07-06

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This flight number is listed as serving the following routes:

Seattle-Tacoma (SEA) - Austin (AUS)

All Delta Air Lines flights

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Delta Air Lines flight DL 831: Multiple routes

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FLIGHT SCHEDULE

Direct Flights:

Delta Air Lines DL831

09:30

Seattle-Tacoma (SEA)

15:50

Austin (AUS)

Effective from 2026-01-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:20, non-stop
Airbus A220-300 (223)

Delta Air Lines DL831

09:45

Seattle-Tacoma (SEA)

15:57

Austin (AUS)

Effective 2025-12-20 through 2026-01-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:12, non-stop
Airbus A220-100 (221)

Delta Air Lines DL831

11:01

Seattle-Tacoma (SEA)

17:15

Austin (AUS)

Effective 2025-06-08 through 2025-07-06

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:14, non-stop
Airbus A220-300 (223)

Delta Air Lines DL831

11:15

Seattle-Tacoma (SEA)

17:20

Austin (AUS)

Valid until 2025-05-06

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 4:05, non-stop
Airbus A220-300 (223)

Delta Air Lines DL831

11:15

Seattle-Tacoma (SEA)

17:25

Austin (AUS)

Effective 2025-05-07 through 2025-05-23

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 4:10, non-stop
Airbus A220-300 (223)

Delta Air Lines DL831

11:15

Seattle-Tacoma (SEA)

17:25

Austin (AUS)

Effective 2025-05-26 through 2025-06-06

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 4:10, non-stop
Airbus A220-300 (223)

Delta Air Lines DL831

11:15

Seattle-Tacoma (SEA)

17:28

Austin (AUS)

Effective 2025-07-07 through 2025-09-07

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:13, non-stop
Airbus A220-300 (223)

Delta Air Lines DL831

11:15

Seattle-Tacoma (SEA)

17:23

Austin (AUS)

Effective 2025-09-08 through 2025-12-19

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:08, non-stop
Airbus A220-300 (223)

Delta Air Lines DL831

11:30

Seattle-Tacoma (SEA)

17:50

Austin (AUS)

Effective 2025-06-09 through 2025-07-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun
-

Duration: 4:20, non-stop
Airbus A220-300 (223)

Delta Air Lines DL831

16:50

Austin (AUS)

19:31

Seattle-Tacoma (SEA)

Effective from 2026-01-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:41, non-stop
Airbus A220-300 (223)

Delta Air Lines DL831

18:10

Austin (AUS)

20:49

Seattle-Tacoma (SEA)

Effective 2025-06-08 through 2025-06-22

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:39, non-stop
Airbus A220-300 (223)

Delta Air Lines DL831

18:10

Austin (AUS)

20:49

Seattle-Tacoma (SEA)

Operates only on 2025-07-06

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:39, non-stop
Airbus A220-300 (223)

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This flight number is listed as serving the following routes:

Seattle-Tacoma (SEA) - Austin (AUS)

All Delta Air Lines flights

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