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Route Reliability

Anchorage → Chicago

ANC–ORD · 2,846 miles · Ted Stevens Anchorage International Airport to Chicago O'Hare International Airport

80
Pretty Reliable
WanderNerd Reliability Score
79%
Arrive within 15 minutes
5 min
Average arrival delay
1.3%
Cancelled
785
Flights in the data

Data through May 2026.

Who flies it best

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

  1. 1.United Airlines84%438 flights
  2. 2.Alaska Airlines77%209 flights
  3. 3.American Airlines67%138 flights

What the data says

The late departure is the smart one here.

ANC–ORD flights departing between 6–9 PM arrived on time 87% of the time, versus 77% between 9 PM–12 AM.

Saturday is the weak spot.

ANC–ORD flights arrived on time 84% of the time on Thursdays. On Saturdays: 74%.

United Airlines has a clear lead on this route.

United Airlines arrived on time 84% of the time on this route; American Airlines managed 67%.

Flights on this route

The breakdown

On-time by weekday
  • Mon79%(101 flights)
  • Tue81%(107 flights)
  • Wed81%(106 flights)
  • Thu84%(113 flights)
  • Fri78%(116 flights)
  • Sat74%(113 flights)
  • Sun75%(116 flights)
On-time by departure window
  • 6–9 PM87%(173 flights)
  • 9 PM–12 AM77%(599 flights)
On-time trend by month
84%
May

Jun 80% → May 84% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202580%138
July 202576%152
August 202573%142
September 202588%100
October 202583%46
November 202570%27
December 202587%15
March 202662%26
April 202687%30
May 202684%91

Keep nerding

Based on 785 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.