AS2173Alaska Airlines · SEA → BOI
live · 34m ago
Route confirmed Alaska Airlines

AS2173 SeattleSEA · 19:41 BoiseBOI · 22:06

AS2173 by Alaska Airlines flies from Seattle (SEA) to Boise (BOI).

Right nowNext departure today Operates daily
19:41

scheduled from SEA

Typical arrival−10 minmedian over 4 operations

Where the minutes go

last 4 operations · gate push → arrival
0+30+60+90 min
10-30
−1 arrival
10-29
−2 arrival
10-28
−18 arrival
10-27
−19 arrival

The bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.

The route today

live boards
SEASeattleOn-time likelySEA delay board →
BOIBoiseOn-time likelyBOI delay board →
SEA→BOIevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
41%Chance of 15+ min delay
0.7%Chance of cancellation
+11 minTypical airport delay in this weather

Conditions at SEA and BOI are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. These figures come from both airports' records under conditions like today's, over the last 90 days.

Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →

Tomorrow at Seattle

Forecast

Sun 8 Nov, local date

High13°Clikely 12°C to 15°C
Low8°Clikely 6°C to 10°C
  • 89% chance of rain

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

Tomorrow at Boise

Forecast

Sun 8 Nov, local date

High18°Clikely 16°C to 20°C
Low7°Clikely 5°C to 9°C

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Seattle to Boise flights today

same route · Alaska Airlines
AS248departs 06:30
AS2338departs 09:56
AS357departs 09:57
AS3211departs 11:20
AS2106departs 11:43
AS2344departs 11:59

If AS2173 is cancelled, these are the other Alaska Airlines nonstop flights from Seattle to Boise on the same day, with scheduled departure times in SEA local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →

How AS2173 actually runs

Pro Flight Search has tracked every published board update for AS2173 across the SEA and BOI boards: schedule changes, gate pushes and actual clocks. Usually lands on time. Based on 4 confirmed landings · 4/4 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how AS2173 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocksaircraft

Board log

scheduled → actual, per operation
10-30SEA 19:41BOI 22:06 22:05 (−1)
10-29SEA 19:41BOI 22:06 22:04 (−2)
10-28SEA 19:41BOI 22:06 21:48 (−18)
10-27SEA 19:41BOI 22:06 21:47 (−19)

Aircraft

Recent tails: N652MK, N649QX, N632QX, N656QX.

Board clocks recorded as SEA and BOI published them.

Planning around AS2173? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

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: AS2173 Seattle to Boise on-time performance, measured from the SEA and BOI airport boards.

Canonical URL
https://proflightsearch.com/flight/AS2173
How we measure this →