BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
PDXSMF

Portland, OR (PDX) to Sacramento, CA (SMF) flight delay odds

Historically, 82.1% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 1,989 flights.

HISTORICAL ROUTE SIGNALLower disruption
82.1%arrived on time
10.9%30+ min late
0.3%cancelled
1,989scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late4.5%all scheduled flights
120+ minutes late1.3%all scheduled flights
Diverted0.2%did not reach as scheduled
Average arrival+3.6 mincompleted flights

When is this route most reliable?

The same route can behave differently through the day. These are scheduled departure windows, not actual departure times. Small time windows with fewer than 40 flights are withheld.

Departure windowFlightsOn time30+ minCancelled
Early morning43996.4%1.4%0.5%
Late morning36180.1%8.9%0.6%
Afternoon42486.3%7.5%0.2%
Evening61576.3%15.4%0.0%
Night15056.7%34.0%0.7%

Weekday comparison

Day-of-week results use at least 30 scheduled flights per row. Look for broad patterns, not tiny percentage differences.

DayFlightsOn time30+ minCancelled
Monday31678.5%13.3%0.3%
Tuesday28590.9%5.3%0.0%
Wednesday27088.1%8.1%0.4%
Thursday31174.3%13.5%0.0%
Friday31476.4%16.6%0.3%
Saturday19886.9%7.6%0.0%
Sunday29582.7%9.5%1.0%

Airline comparison

Marketing-carrier results make codeshare flights easier to compare as travelers buy them. Dedicated route-airline reports require at least 160 flights.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines1,20578.3%13.1%0.2%
SkyWest Airlines45684.2%10.3%0.2%
Alaska Airlines32893.0%3.4%0.9%

Monthly trend

Month-by-month results show whether a twelve-month average hides an unusual period.

MonthFlightsOn time30+ minCancelled
July 202521578.1%14.0%0.5%
August 202519082.6%10.5%0.5%
September 202516484.8%8.5%0.0%
October 202517783.1%11.9%0.0%
November 202513082.3%9.2%1.5%
December 202513773.7%18.2%0.0%
January 202616088.8%4.4%0.0%
February 202614486.1%4.2%0.7%
March 202615883.5%8.2%0.0%
April 202615887.3%6.3%0.0%
May 202616682.5%13.3%0.0%
June 202619073.7%18.9%0.5%

What drove reported delay minutes?

BTS cause minutes are reported for qualifying delayed flights. These shares describe recorded delay minutes—not the chance that a particular cause will affect your next flight.

Airline22.7%
Late aircraft68.8%
National airspace7.0%
Weather1.0%
Security0.5%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.