Home / Routes / KSEA → KAUS3,064 scheduled
SEA AUS4h 4m

The route from Seattle Tacoma International Airport (KSEA) in Seattle to Austin Bergstrom International Airport (KAUS) in Austin. SkyMeter tracks roughly 3,064 scheduled flights on this route across 13 carriers. The most active operator is ASA (ASA). Average block time is 3h 21m. Departures average 33 minutes off schedule, with 56% running more than 15 minutes late. The most common aircraft on this route is the AIRBUS-BOMBARDIER Airbus A220-300.

Scheduled
3,064
last 543 days
ADS-B observed
451
Airlines
13
Avg dep delay
33m
Late >15 min
55.5%
Cancel rate
0.62%

Airlines on this route

8 carriers · scheduled

Alaska Airlines
ASA · AS · 1,571 flights · avg 33m delay · 62.4% late
8 cancelled
Delta Air Lines
DAL · DL · 1,338 flights · avg 32m delay · 49.4% late
10 cancelled
Southwest Airlines Co
SWA · WN · 145 flights · avg 46m delay · 39.3% 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

ASA502N926AKB39M
2026-10-26 18:35  →  2026-10-26 22:44  ·  4h 8m
Replay
DAL739N326DUBCS3
2026-10-26 13:44  →  2026-10-26 18:15  ·  4h 31m
Replay
ASA372N960AKB39M
2026-10-26 00:02  →  2026-10-26 04:04  ·  4h 1m
Replay
ASA502N985AKB39M
2026-10-25 18:41  →  2026-10-25 23:07  ·  4h 26m
Replay
SWA3568N8753QB38M
2026-10-25 18:12  →  2026-10-25 22:21  ·  4h 8m
Replay
DAL739N334DUBCS3
2026-10-25 13:34  →  2026-10-25 18:29  ·  4h 55m
Replay
SWA4958N8898LB38M
2026-10-24 21:45  →  2026-10-25 01:53  ·  4h 7m
Replay
ASA502N263AKB739
2026-10-24 18:37  →  2026-10-24 23:08  ·  4h 30m
Replay
ASA352N734ALB39M
2026-10-24 15:07  →  2026-10-24 19:24  ·  4h 17m
Replay
DAL739N304DUBCS3
2026-10-24 14:13  →  2026-10-24 18:40  ·  4h 26m
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
24%
of flights
BOEING Boeing 737-800
B738
24%
of flights
BOEING Boeing 737 MAX 9
B39M
21%
of flights
BOEING Boeing 737-900
B739
19%
of flights
BOEING Boeing 737 MAX 8
B38M
9%
of flights
BEECH Beech Bonanza 35
BE35
0%
of flights

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View KAUS → KSEA