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

Rochester, MN (RST) to Chicago, IL (ORD) flight delay odds

Historically, 62.1% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 1,053 flights.

HISTORICAL ROUTE SIGNALHigher disruption
62.1%arrived on time
24.2%30+ min late
4.6%cancelled
1,053scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late16.0%all scheduled flights
120+ minutes late7.6%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival+25.2 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 morning36770.0%18.0%4.9%
Late morning21468.2%18.2%3.3%
Afternoon15962.9%24.5%0.6%
Evening31348.2%35.5%7.0%

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
Monday15554.8%31.0%5.8%
Tuesday15269.1%19.7%3.3%
Wednesday14362.9%25.9%2.8%
Thursday15365.4%23.5%2.0%
Friday14955.7%24.8%6.0%
Saturday14768.0%22.4%3.4%
Sunday15459.1%22.1%8.4%

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
Envoy Air54769.7%16.6%4.9%
SkyWest Airlines50654.0%32.4%4.2%

Monthly trend

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

MonthFlightsOn time30+ minCancelled
July 20258948.3%34.8%3.4%
August 20258363.9%24.1%4.8%
September 20257286.1%8.3%1.4%
October 20258756.3%29.9%0.0%
November 20258964.0%23.6%7.9%
December 20259041.1%38.9%8.9%
January 20269158.2%28.6%3.3%
February 20268669.8%19.8%0.0%
March 20269454.3%22.3%10.6%
April 20269072.2%16.7%4.4%
May 20269381.7%11.8%4.3%
June 20268953.9%29.2%4.5%

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.

Airline43.2%
Late aircraft22.9%
National airspace18.3%
Weather15.5%
Security0.1%
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.