Home / Routes / KMDW → KSEA682 scheduled
MDW SEA4h 5m

The route from Chicago Midway International Airport (KMDW) in Chicago to Seattle Tacoma International Airport (KSEA) in Seattle. SkyMeter tracks roughly 682 scheduled flights on this route across 9 carriers. The most active operator is SWA (SWA). Average block time is 4h 23m. Departures average 28 minutes off schedule, with 63% running more than 15 minutes late. The most common aircraft on this route is the BOEING Boeing 737 MAX 8.

Scheduled
682
last 444 days
ADS-B observed
201
Airlines
9
Avg dep delay
28m
Late >15 min
62.8%
Cancel rate
1.17%

Airlines on this route

3 carriers · scheduled

Southwest Airlines Co
SWA · WN · 680 flights · avg 28m delay · 62.8% late
8 cancelled
Mn Airlines D/B/A Sun Country Airlines
SCX · SY · 1 flights · avg 48m delay · 100.0% late
Netjets Aviation
EJA · 1I · 1 flights · avg 2m delay · 0.0% late

Recent observed flights

From ADS-B trace data

SWA1155N8831LB38M
2026-07-19 15:26  →  2026-07-19 20:02  ·  4h 35m
Replay
SWA4144N268WNB737
2026-07-19 02:21  →  2026-07-19 06:26  ·  4h 4m
Replay
SWA4061N8724JB38M
2026-07-19 00:27  →  2026-07-19 04:32  ·  4h 4m
Replay
SWA2231N8614MB738
2026-07-18 15:28  →  2026-07-18 19:46  ·  4h 18m
Replay
SWA8800N447WNB737
2026-07-18 10:38  →  2026-07-18 14:46  ·  4h 8m
Replay
SWA2890N1810UB38M
2026-07-17 23:20  →  2026-07-18 03:19  ·  3h 59m
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SWA1340N8893LB38M
2026-07-17 16:11  →  2026-07-17 19:58  ·  3h 47m
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SWA4144N222WNB737
2026-07-17 03:16  →  2026-07-17 07:31  ·  4h 14m
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SWA2890N8789QB38M
2026-07-17 00:00  →  2026-07-17 04:08  ·  4h 8m
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SWA4144N227WNB737
2026-07-16 03:43  →  2026-07-16 07:39  ·  3h 55m
Replay

Typical aircraft

Observed via ADS-B on this route

BOEING Boeing 737 MAX 8
B38M
55%
of flights
BOEING Boeing 737-700
B737
27%
of flights
BOEING Boeing 737-800
B738
16%
of flights
CESSNA Cessna Citation Latitude
C68A
0%
of flights
EMBRAER Embraer EMB-545 Legacy 450
E545
0%
of flights

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