Route Reliability
Chicago → SLN
ORD–SLN · 559 miles · Chicago O'Hare International Airport to SLN Airport
45
Bring Snacks
WanderNerd Reliability Score
- 63%
- Arrive within 15 minutes
- 38 min
- Average arrival delay
- 2.8%
- Cancelled
- 362
- Flights in the data
Data through May 2026.
United Airlines is the only airline in this data on this route, arriving on time 63% of the time across 362 flights. No comparison to make.
What the data says
Sunday scaries are real for this one.
ORD–SLN flights arrived on time 71% of the time on Thursdays and just 51% on Sundays. That gap is worth planning around.
Recent months have been rougher.
ORD–SLN flights arrived on time 50% of the time over the last three months in the data, compared with 61% in the three months before that.
Flights on this route
The breakdown
- Mon66%(50 flights)
- Tue63%(51 flights)
- Wed62%(52 flights)
- Thu71%(48 flights)
- Fri60%(50 flights)
- Sat66%(50 flights)
- Sun51%(51 flights)
45%
May
Jun 67% → May 45% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 67% | 30 |
| July 2025 | 61% | 31 |
| August 2025 | 73% | 30 |
| September 2025 | 70% | 30 |
| October 2025 | 74% | 31 |
| November 2025 | 70% | 27 |
| December 2025 | 55% | 29 |
| January 2026 | 64% | 28 |
| February 2026 | 64% | 28 |
| March 2026 | 62% | 29 |
| April 2026 | 43% | 28 |
| May 2026 | 45% | 31 |
Keep nerding
Based on 362 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.