Home / Routes / KSEA → KORD6,194 scheduled
SEA ORD3h 51m

The route from Seattle Tacoma International Airport (KSEA) in Seattle to Chicago O'Hare International Airport (KORD) in Chicago. SkyMeter tracks roughly 6,194 scheduled flights on this route across 18 carriers. The most active operator is ASA (ASA). Average block time is 4h 1m. Departures average 36 minutes off schedule, with 58% running more than 15 minutes late. The most common aircraft on this route is the BOEING Boeing 737-800.

Scheduled
6,194
last 438 days
ADS-B observed
1,431
Airlines
18
Avg dep delay
36m
Late >15 min
58.5%
Cancel rate
1.02%

Airlines on this route

10 carriers · scheduled

Alaska Airlines
ASA · AS · 1,896 flights · avg 35m delay · 73.0% late
14 cancelled
United Airlines
UAL · UA · 1,633 flights · avg 30m delay · 49.5% late
20 cancelled
American Airlines
AAL · AA · 1,346 flights · avg 42m delay · 56.1% late
23 cancelled
Delta Air Lines
DAL · DL · 930 flights · avg 34m delay · 56.2% late
6 cancelled
China Cargo Airlines Ltd
CKK · CK · 382 flights · avg 57m delay · 38.5% late
Silk Way West Airlines
AZG · 7L · 2 flights · avg 60m delay · 100.0% late
Jag
JAG · AS · 2 flights · avg 52m delay · 100.0% late
Cathay Pacific Airways Ltd
CPA · CX · 1 flights · avg 123m delay · 100.0% late
· UAL · 1 flights · avg —m delay · 0.0% late
Cargolux Airlines International S.a
CLX · CV · 1 flights · avg 130m delay · 100.0% late

Recent observed flights

From ADS-B trace data

ASA346N546ASB738
2026-07-17 19:22  →  2026-07-17 23:28  ·  4h 6m
Replay
DAL637N861DNB739
2026-07-17 17:27  →  2026-07-17 21:40  ·  4h 12m
Replay
AAL2523N881NNB738
2026-07-17 17:22  →  2026-07-17 21:32  ·  4h 10m
Replay
DAL2055N3765B738
2026-07-17 14:14  →  2026-07-17 18:09  ·  3h 54m
Replay
UAL2618N14524A21N
2026-07-17 13:54  →  2026-07-17 18:42  ·  4h 47m
Replay
AAL2922N988ALA321
2026-07-17 13:09  →  2026-07-17 16:52  ·  3h 43m
Replay
ASA578N720ALB39M
2026-07-17 13:02  →  2026-07-17 16:45  ·  3h 43m
Replay
ASA328N805AKB38M
2026-07-17 08:19  →  2026-07-17 12:04  ·  3h 45m
Replay
AAL2881N585UWA321
2026-07-17 06:54  →  2026-07-17 11:05  ·  4h 11m
Replay
UAL747N77520B738
2026-07-17 06:15  →  2026-07-17 10:03  ·  3h 47m
Replay

Codeshare partnerships

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

sells ASA 1767
sells ASA 1463
sells ASA 1028
sells AAL 953
sells AAL 928
sells AAL 748
sells UAL 695
sells AAL 687
sells AAL 680
sells DAL 510
sells ASA 486
sells AAL 476
sells DAL 421
sells UAL 377
sells UAL 357
sells ASA 357
sells UAL 357
sells UAL 357
sells UAL 342
sells AAL 323

Typical aircraft

Observed via ADS-B on this route

BOEING Boeing 737-800
B738
30%
of flights
BOEING Boeing 737-900
B739
19%
of flights
BOEING Boeing 737 MAX 9
B39M
15%
of flights
AIRBUS Airbus A321 Neo
A21N
11%
of flights
AIRBUS Airbus A321
A321
11%
of flights
BOEING Boeing 737 MAX 8
B38M
6%
of flights
BOEING Boeing 777-200LRF/LR
B77L
1%
of flights
AIRBUS-BOMBARDIER Airbus A220-300
BCS3
1%
of flights

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