Home / Routes / KBWI → KSEA1,003 scheduled

The route from Baltimore/Washington International Thurgood Marshall Airport (KBWI) in Baltimore to Seattle Tacoma International Airport (KSEA) in Seattle. SkyMeter tracks roughly 1,003 scheduled flights on this route across 10 carriers. The most active operator is ASA (ASA). Average block time is 4h 41m. Departures average 30 minutes off schedule, with 49% running more than 15 minutes late. The most common aircraft on this route is the BOEING Boeing 737-900.

Scheduled
1,003
last 536 days
ADS-B observed
196
Airlines
10
Avg dep delay
30m
Late >15 min
48.6%
Cancel rate
0.50%

Recent observed flights

From ADS-B trace data

2026-10-20 11:04  →  2026-10-20 16:20  ·  5h 16m
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2026-10-17 11:10  →  2026-10-17 16:44  ·  5h 34m
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2026-10-16 11:00  →  2026-10-16 16:28  ·  5h 27m
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2026-10-15 22:14  →  2026-10-16 04:03  ·  5h 48m
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2026-10-15 10:55  →  2026-10-15 16:43  ·  5h 48m
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2026-10-14 10:54  →  2026-10-14 16:31  ·  5h 36m
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2026-10-13 10:59  →  2026-10-13 16:43  ·  5h 43m
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2026-10-11 11:46  →  2026-10-11 17:27  ·  5h 41m
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2026-10-11 08:46  →  2026-10-11 14:07  ·  5h 21m
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2026-10-10 10:59  →  2026-10-10 16:25  ·  5h 26m
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Codeshare partnerships

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

sells ASA 585
sells ASA 534
sells ASA 73
sells JAG 1
sells JAG 1

Looking for the return flight?

View KSEA → KBWI