Flight Reliability
UA 5243 · United Airlines
LNK → Chicago (LNK–ORD)96% of its flights flew this route. The rest (MRY–SFO) are included in these numbers.
95
Nerd Approved
WanderNerd Reliability Score
- 87%
- Arrive within 15 minutes
- 1 min
- Average arrival delay
- 0%
- Cancelled
- 7 min early
- Median arrival delay
Based on 115 historical flights. Data through May 2026.
What the data says
Saturdays have been rough.
UA 5243 arrived on time 100% of the time on Tuesdays and just 69% on Saturdays. That gap is worth planning around.
Better than the LNK–ORD route average.
UA 5243 arrived on time 87% of the time, versus 76% across the LNK–ORD route.
Better than the United Airlines network average.
UA 5243 arrived on time 87% of the time, versus 79% across the United Airlines network.
It basically never cancels.
Out of 115 scheduled flights, only 0.0% were cancelled.
The breakdown
- Mon88%(17 flights)
- Tue100%(17 flights)
- Wed94%(17 flights)
- Thu88%(16 flights)
- Fri88%(16 flights)
- Sat69%(16 flights)
- Sun81%(16 flights)
- 6–9 AM88%(110 flights)
- 9 AM–12 PM—(5 flights)
92%
Sep
Jun 90% → Sep 92% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 90% | 30 |
| July 2025 | 90% | 31 |
| August 2025 | 77% | 30 |
| September 2025 | 92% | 24 |
- Departures on time
- 88%
- Diverted
- 0%
- Flights flown
- 115
- Months covered
- 4
Same route, other flights
Keep nerding
Based on 115 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.