Route Reliability
Chicago → LWB
ORD–LWB · 489 miles · Chicago O'Hare International Airport to LWB Airport
33
Bring Snacks
WanderNerd Reliability Score
- 63%
- Arrive within 15 minutes
- 56 min
- Average arrival delay
- 3.8%
- Cancelled
- 79
- Flights in the data
Data through May 2026.
American Airlines is the only airline in this data on this route, arriving on time 63% of the time across 79 flights. No comparison to make.
What the data says
Departure time hasn't mattered much.
On-time rates stay between 63% and 64% across the day.
Mondays have been rough.
ORD–LWB flights arrived on time 63% of the time on Fridays and just 31% on Mondays. That gap is worth planning around.
Flights on this route
The breakdown
- Mon31%(13 flights)
- Tue—(8 flights)
- Wed—(8 flights)
- Thu—(8 flights)
- Fri63%(16 flights)
- Sat—(8 flights)
- Sun60%(15 flights)
- 12–3 PM63%(65 flights)
- 3–6 PM64%(11 flights)
71%
May
Mar 46% → May 71% on time
| Month | On-time percentage | Flights |
|---|---|---|
| March 2026 | 46% | 13 |
| April 2026 | 67% | 27 |
| May 2026 | 71% | 31 |
Keep nerding
Based on 79 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.