Home / Routes / KSEA → KAUS2,437 scheduled
SEA AUS3h 58m

The route from Seattle Tacoma International Airport (KSEA) in Seattle to Austin Bergstrom International Airport (KAUS) in Austin. SkyMeter tracks roughly 2,437 scheduled flights on this route across 11 carriers. The most active operator is ASA (ASA). Average block time is 3h 50m. Departures average 35 minutes off schedule, with 64% running more than 15 minutes late. The most common aircraft on this route is the AIRBUS-BOMBARDIER Airbus A220-300.

Scheduled
2,437
last 487 days
ADS-B observed
559
Airlines
11
Avg dep delay
35m
Late >15 min
64.1%
Cancel rate
0.78%

Airlines on this route

8 carriers · scheduled

Alaska Airlines
ASA · AS · 1,297 flights · avg 35m delay · 71.2% late
8 cancelled
Delta Air Lines
DAL · DL · 1,078 flights · avg 34m delay · 56.5% late
10 cancelled
Southwest Airlines Co
SWA · WN · 52 flights · avg 63m delay · 51.9% late
Mn Airlines D/B/A Sun Country Airlines
SCX · SY · 3 flights · avg 20m delay · 33.3% late
Lgm Enterprises
JRE · 3 flights · avg 10m delay · 0.0% late
Flexjet
LXJ · LXJ · 2 flights · avg 31m delay · 50.0% late
Jag
JAG · AS · 1 flights · avg —m delay · 0.0% late
1 cancelled
American Airlines
AAL · AA · 1 flights · avg 27m delay · 100.0% late

Recent observed flights

From ADS-B trace data

ASA502N716ALB39M
2026-09-03 18:48  →  2026-09-03 22:45  ·  3h 56m
Replay
DAL848N3746HB738
2026-09-03 00:44  →  2026-09-03 04:47  ·  4h 3m
Replay
ASA502N287AKB739
2026-09-02 18:43  →  2026-09-02 22:46  ·  4h 3m
Replay
DAL831N310DUBCS3
2026-09-02 17:44  →  2026-09-02 22:10  ·  4h 26m
Replay
ASA352N268AKB739
2026-09-02 15:53  →  2026-09-02 19:54  ·  4h 0m
Replay
DAL739N341DUBCS3
2026-09-02 14:07  →  2026-09-02 18:19  ·  4h 11m
Replay
DAL848N377DAB738
2026-09-02 00:43  →  2026-09-02 04:38  ·  3h 55m
Replay
ASA372N972AKB39M
2026-09-02 00:01  →  2026-09-02 04:12  ·  4h 10m
Replay
SWA4506N8609AB738
2026-09-01 21:37  →  2026-09-02 01:29  ·  3h 52m
Replay
DAL831N302DUBCS3
2026-09-01 17:30  →  2026-09-01 22:15  ·  4h 45m
Replay

Codeshare partnerships

Marketing carriers selling tickets on this route under their own flight numbers

sells ASA 1125
sells ASA 1117
sells ASA 942
sells ASA 403
sells ASA 357
sells ASA 356
sells DAL 349
sells DAL 313
sells ASA 241
sells ASA 212
sells DAL 114
sells ASA 106
sells DAL 82
sells DAL 78
sells ASA 69
sells DAL 49
sells DAL 30
sells DAL 30
sells JAG 1
sells JAG 1

Typical aircraft

Observed via ADS-B on this route

AIRBUS-BOMBARDIER Airbus A220-300
BCS3
25%
of flights
BOEING Boeing 737-800
B738
22%
of flights
BOEING Boeing 737-900
B739
20%
of flights
BOEING Boeing 737 MAX 9
B39M
19%
of flights
BOEING Boeing 737 MAX 8
B38M
10%
of flights
BOEING Boeing 737-700
B737
0%
of flights
AIRBUS Airbus A321
A321
0%
of flights
BEECH Beech Bonanza 35
BE35
0%
of flights

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