AS3440Alaska Airlines · SFO → SNA
live · 20m ago
Route confirmed Alaska Airlines

AS3440 San FranciscoSFO · 06:55 Santa AnaSNA · 08:38

AS3440 by Alaska Airlines flies from San Francisco (SFO) to Santa Ana (SNA) for the Wed, Oct 14 departure.

Right nowLanded in Santa Ana · today
08:06

arrived at SNA · 32 min early

Typical gate push−1 minmedian posted departure
Typical arrival−26 minmedian over 6 operations
Wins back in air~25 minmedian gate push vs arrival · how planes make up time →

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
10-14
−7 gate · −32 arrival
10-13
−7 gate · −38 arrival
10-12
+18 gate · −26 arrival
10-11
+17 gate · −31 arrival
10-10
+0 gate · −13 arrival
10-09
−1 gate · −21 arrival
10-08
−4 gate

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

The last 30 days

arrival outcome per operation

median arrival −26 min · 0 cancelled · 7 operations tracked

The route today

live boards
SFOSan FranciscoOn-time likelySFO delay board →
SNASanta AnaOn-time likelySNA delay board →
SFO→SNAevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
49%Chance of 15+ min delay
1.1%Chance of cancellation
+17 minAvg hub delay right now

Conditions at SFO and SNA are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, 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 →

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 San Francisco to Santa Ana flights today

same route · Alaska Airlines
AS3244departs 06:35
AS3450departs 08:15
AS3048departs 10:23
AS3210departs 11:26
AS3237departs 12:30
AS3494departs 14:04

If AS3440 is cancelled, these are the other Alaska Airlines nonstop flights from San Francisco to Santa Ana on the same day, with scheduled departure times in SFO local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →

How AS3440 actually runs

Pro Flight Search has tracked every published board update for AS3440 across the SFO and SNA boards: schedule changes, gate pushes and actual clocks. Usually lands ~11 min early. Based on 6 confirmed landings · 5/6 within 15 min of schedule. Pushes back late but makes up time in the air.

The verdict above is that record speaking, so it reflects how AS3440 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
10-14SFO 06:55 06:48 (−7)SNA 08:38 08:06 (−32)
10-13SFO 06:55 06:48 (−7)SNA 08:38 08:00 (−38)
10-12SFO 06:55 07:13 (+18)SNA 08:38 08:12 (−26)
10-11SFO 06:55 07:12 (+17)SNA 08:38 08:07 (−31)
10-10SFO 06:55 (+0)SNA 08:38 08:25 (−13)
10-09SFO 06:55 06:54 (−1)SNA 08:38 08:17 (−21)
10-08SFO 06:55 06:51 (−4)SNA

Aircraft

Recent tails: N430SY, N182SY, N408SY, N179SY.

Board clocks recorded as SFO and SNA published them.

Planning around AS3440? 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 — AS3440 San Francisco to Santa Ana on-time performance, measured from the SFO and SNA airport boards.

Canonical URL
https://proflightsearch.com/flight/AS3440
How we measure this →