SEA
Seattle Airport (SEA) departures today
live · 12m ago next check in 90 s
Seattle Airport (SEA) delays today: 30% of the 30 flights we have timed operated within 15 minutes of schedule. Departures are running +50 min, across 220 flights tracked so far today. 4 of 220 tracked flights have been cancelled (1.8%). The busiest departure hour on today's board is 17:00 local, with 43 flights scheduled to leave. The most-served destination today is Los Angeles (LAX), with 12 departures on the board. Source: official airport boards, METAR weather, Pro Flight Search tracking. Updated 23 October 2026 at 05:22 UTC.
JUST DEPARTED DL20 to LHR London · on time
Live departures board est. departure Refresh board
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Departing
Departed
Delayed 15+
Int'l
show 169 earlier departures
21:59
AS1471 to ANC Anchorage on time
Scheduled 21:59 Estimated 21:59 Gate N18
Running to plan on the current board.
21:59
AS1495 to PDX Portland on time
Scheduled 21:59 Estimated 21:59 Gate D7
Running to plan on the current board.
22:1421:24
AS704 to LAS Las Vegas +50 min
Scheduled 21:24 Estimated 22:14 Gate N14
Board says +50 . When this board first posts +45, the median flight departs +58 .
22:1521:36
AS410 to SFO San Francisco +39 min
Scheduled 21:36 Estimated 22:15 Gate D6
Board says +39 . When this board first posts +45, the median flight departs +58 .
22:15
B6264 to JFK New York on time
Scheduled 22:15 Estimated 22:15 Gate S8
Running to plan on the current board.
22:1621:27
AS390 to MCO Orlando +49 min
Scheduled 21:27 Estimated 22:16 Gate D3
Board says +49 . When this board first posts +45, the median flight departs +58 .
22:2821:55
AS722 to SMF Sacramento +33 min
Scheduled 21:55 Estimated 22:28 Gate C11
Board says +33 . When this board first posts +30, the median flight departs +40 .
22:34 NOW
22:35
AS2461 to MFR Medford on time
Scheduled 22:35 Estimated 22:35 Gate C2A
Running to plan on the current board.
22:38
DL1752 to GEG Spokane on time
Scheduled 22:43 Estimated 22:38 Gate A12
Running to plan on the current board.
22:40
AS395 to EWR New York on time
Scheduled 22:40 Estimated 22:40 Gate C3
Running to plan on the current board.
22:4221:35
DL2635 to SFO San Francisco +67 min
Scheduled 21:35 Estimated 22:42 Gate S2
Board says +67 . When this board first posts +60, the median flight departs +75 .
22:44
DL3855 to EUG Eugene on time
Scheduled 22:44 Estimated 22:44 Gate B5A
Running to plan on the current board.
22:45
AS2171 to RDM Redmond on time
Scheduled 22:45 Estimated 22:45 Gate C16D
Running to plan on the current board.
22:47
AS2245 to ALW Walla Walla on time
Scheduled 22:47 Estimated 22:47 Gate C10E
Running to plan on the current board.
22:48
AA2886 to PHL Philadelphia on time
Scheduled 22:48 Estimated 22:48 Gate D9
Running to plan on the current board.
22:48
AS2143 to EUG Eugene on time
Scheduled 22:48 Estimated 22:48 Gate C2B
Running to plan on the current board.
22:48
AS351 to FAI Fairbanks on time
Scheduled 22:48 Estimated 22:48 Gate N8
Running to plan on the current board.
22:48
UA2017 to EWR New York on time
Scheduled 22:48 Estimated 22:48 Gate B7A
Running to plan on the current board.
22:50
AS2364 to PUW Pullman on time
Scheduled 22:50 Estimated 22:50 Gate C10D
Running to plan on the current board.
22:52
AS1382 to GEG Spokane on time
Scheduled 22:52 Estimated 22:52 Gate N1
Running to plan on the current board.
22:52
DL4017 to PSC Pasco on time
Scheduled 22:52 Estimated 22:52 Gate A12
Running to plan on the current board.
22:53
AS2172 to YKM Yakima on time
Scheduled 22:53 Estimated 22:53 Gate C16E
Running to plan on the current board.
22:53
AS2448 to PSC Pasco on time
Scheduled 22:53 Estimated 22:53 Gate C2C
Running to plan on the current board.
22:55
AS703 to ANC Anchorage on time
Scheduled 22:55 Estimated 22:55 Gate N19
Running to plan on the current board.
22:55
DL3751 to PDX Portland on time
Scheduled 22:55 Estimated 22:55 Gate A6
Running to plan on the current board.
22:5722:18
AS315 to DTW Detroit +39 min
Scheduled 22:18 Estimated 22:57 Gate N12
Board says +39 . When this board first posts +45, the median flight departs +58 .
22:59
AS2010 to YVR Vancouver on time
Scheduled 22:59 Estimated 22:59 Gate C2F
Running to plan on the current board.
22:59
AS2205 to PDX Portland on time
Scheduled 22:59 Estimated 22:59 Gate C2D
Running to plan on the current board.
22:59
AS3460 to BLI Bellingham on time
Scheduled 22:59 Estimated 22:59 Gate C2G
Running to plan on the current board.
22:59
DL452 to JFK New York on time
Scheduled 22:59 Estimated 22:59 Gate B3
Running to plan on the current board.
23:00
AS214 to BOS Boston on time
Scheduled 23:00 Estimated 23:00 Gate N9
Running to plan on the current board.
23:00
Y41851 to GDL Guadalajara on time
Scheduled 23:00 Estimated 23:00 Gate S3
Running to plan on the current board.
23:0221:42
AA659 to CLT Charlotte +80 min
Scheduled 21:42 Estimated 23:02 Gate D11
Running +80 min against the 21:42 schedule on the current board.
23:0522:35
DL567 to ATL Atlanta +30 min
Scheduled 22:35 Estimated 23:05 Gate A3
Board says +30 . When this board first posts +30, the median flight departs +40 .
23:08
AS2509 to EAT Wenatchee on time
Scheduled 23:08 Estimated 23:08 Gate C16A
Running to plan on the current board.
23:10
DL473 to BOS Boston on time
Scheduled 23:10 Estimated 23:10 Gate B1
Running to plan on the current board.
23:10
DL810 to DTW Detroit on time
Scheduled 23:10 Estimated 23:10 Gate B7
Running to plan on the current board.
show 14 more departures
Board fetched 12m ago · how we report
9 departed
36 departing
15 delayed
4 cancelled
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Runway demand · next 3 h
22:34 00:04 01:29
Scheduled departures per 15 minutes. The tallest banks are where queues form.
Trouble downstream next 2½ h destinations
Delay at the destination often ripples back into departure holds here.
Where Seattle Airport (SEA) departures fly
SFO San Francisco 9 flights Destinations on the current board, busiest first. 84 airports are served in this departures window.
Busiest departure hours at Seattle Airport (SEA)
00:00 12:00 23:00
The busiest departure hour on today's board is 17:00 local, with 43 flights scheduled to leave.
Cite this data
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Suggested citation
Pro Flight Search: Seattle Airport (SEA) live delay and board tracking, measured from official airport boards.
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Canonical URL
https://proflightsearch.com/airport-departures/seattle-SEA
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How we measure this →
Seattle Airport (SEA) departures: common questions
How delayed are Seattle Airport (SEA) departures right now? Seattle Airport (SEA) delays today: 30% of the 30 flights we have timed operated within 15 minutes of schedule. Departures are running +50 min, across 220 flights tracked so far today. 4 of 220 tracked flights have been cancelled (1.8%).
How many flights are cancelled at Seattle Airport (SEA) today? 4 of the 220 flights currently on the board are cancelled.
What is the busiest departure hour at Seattle Airport (SEA)? The busiest departure hour on today's board is 17:00 local, with 43 flights scheduled to leave.
Where do Seattle Airport (SEA) departures fly? The busiest destinations on the current board are Los Angeles (LAX), Anchorage (ANC), San Francisco (SFO), Portland (PDX), Las Vegas (LAS). In total 84 airports are served in this window.
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