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Route Reliability

Spokane → Chicago

GEG–ORD · 1,498 miles · Spokane International Airport to Chicago O'Hare International Airport

62
A Little Dicey
WanderNerd Reliability Score
68%
Arrive within 15 minutes
20 min
Average arrival delay
1.0%
Cancelled
770
Flights in the data

Data through May 2026.

Who flies it best

Ranked by on-time arrivals. Historical results, not predictions.

  1. 1.United Airlines72%423 flights
  2. 2.American Airlines62%347 flights

What the data says

Morning-you made the right choice.

GEG–ORD flights departing between 6–9 AM arrived on time 83% of the time, versus 59% between 12–3 PM.

Mondays have been rough.

GEG–ORD flights arrived on time 76% of the time on Thursdays and just 60% on Mondays. That gap is worth planning around.

United Airlines runs this route best.

United Airlines arrived on time 72% of the time on this route; American Airlines managed 62%.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

More flights on this route

The breakdown

On-time by weekday
  • Mon60%(111 flights)
  • Tue74%(109 flights)
  • Wed65%(103 flights)
  • Thu76%(104 flights)
  • Fri63%(113 flights)
  • Sat68%(98 flights)
  • Sun67%(115 flights)
On-time by departure window
  • 6–9 AM83%(208 flights)
  • 9 AM–12 PM66%(228 flights)
  • 12–3 PM59%(302 flights)
  • 9 PM–12 AM67%(15 flights)
On-time trend by month
77%
May

Jun 80% → May 77% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202580%85
July 202560%90
August 202556%78
September 202569%70
October 202562%66
November 202565%57
December 202569%54
January 202678%40
February 202662%42
March 202663%54
April 202675%55
May 202677%62

Same trip, other airports

Keep nerding

Based on 770 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.