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

Salt Lake City, UT (SLC) to Raleigh/Durham, NC (RDU) flight delay odds

87.6% of 412 official scheduled SLC-to-RDU flights arrived on time; 6.1% arrived at least 30 minutes late and 1.5% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALGenerally reliable
87.6%arrived on time
6.1%30+ min late
1.5%cancelled
412scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late3.6%all scheduled flights
120+ minutes late1.7%all scheduled flights
Diverted0.7%did not reach as scheduled
Average arrival-3.4 mincompleted flights

Which departure time was most reliable for SLC to RDU?

Among qualifying SLC-to-RDU departure window results, Late morning had the highest on-time rate: 90.8% of 184 flights. Night was lowest at 82.2% across 45 flights.

Departure windowFlightsOn time30+ minCancelled
Late morning18490.8%4.3%0.0%
Evening18385.8%6.0%2.7%
Night4582.2%13.3%2.2%

Which weekday was most reliable for SLC to RDU?

Among qualifying SLC-to-RDU weekday results, Friday had the highest on-time rate: 93.1% of 58 flights. Sunday was lowest at 82.0% across 61 flights.

DayFlightsOn time30+ minCancelled
Monday5984.7%6.8%0.0%
Tuesday6190.2%8.2%0.0%
Wednesday5884.5%8.6%0.0%
Thursday5791.2%3.5%1.8%
Friday5893.1%3.4%0.0%
Saturday5887.9%3.4%5.2%
Sunday6182.0%8.2%3.3%

Which airline was most reliable for SLC to RDU?

Only Delta Air Lines met the SLC-to-RDU airline threshold: 87.6% of 412 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Delta Air Lines41287.6%6.1%1.5%

Which month was most reliable for SLC to RDU?

Among qualifying SLC-to-RDU month results, October 2025 had the highest on-time rate: 96.7% of 30 flights. June 2026 was lowest at 66.7% across 30 flights.

MonthFlightsOn time30+ minCancelled
July 20256083.3%10.0%1.7%
August 20254195.1%2.4%0.0%
September 20253083.3%13.3%0.0%
October 20253096.7%3.3%0.0%
November 20253090.0%0.0%0.0%
December 20253889.5%5.3%0.0%
January 20263390.9%0.0%9.1%
February 20262892.9%3.6%0.0%
March 20263180.6%9.7%6.5%
April 20263093.3%3.3%0.0%
May 20263190.3%3.2%0.0%
June 20263066.7%16.7%0.0%

What drove SLC to RDU delay minutes?

Airline was the largest recorded SLC-to-RDU delay category, accounting for 58.6% of 3,051 BTS-attributed delay minutes during July 2025–June 2026.

Airline58.6%
Late aircraft27.6%
National airspace10.9%
Weather2.9%
Security0.0%
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.