Route on-time record
DTW to LEX: most on-time flights and the best time to fly
Detroit (Detroit Metropolitan Wayne County Airport) to Lexington (Blue Grass Airport). 786 nonstop flights in Jun 2025 to May 2026, 78% arrived within 15 minutes and 1.5% were cancelled. The most reliable flight number was Republic 5849 at 3:55 PM.
Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.
DTW → LEX
Detroit to Lexington: 786 nonstop flights a year
On time (12 months)
78%
Cancelled
1.5%
avg delay 22 min
Best time to leave
3 to 6 PM
86% on time vs 70% 6 to 9 PM
Most reliable airline
Republic
84% chance on time
Fares open on our travel partner (Aviasales). Pick the flight number you chose here.
Most reliable nonstop flights
Ranked by the chance the flight operates and arrives within 15 minutes of schedule, from Jun 2025 to May 2026 records.
#1 · Republic 5849 · sold as American Eagle, Delta Connection or United Express
3:55 PM → 5:12 PM1h 17m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as Republic 5843, 5799; its record covers all of them.
86%
chance on time
- On time (history)
- 86%
- Cancelled
- 0.0%
- Avg arrival delay
- 9 min
- Arrived on time 86% of the time (84 flights, Jun 2025 to May 2026).
- Never cancelled in 85 scheduled flights.
- Leaves in this route's most on-time window (3 to 6 PM: 86% on time; 6 to 9 PM: 70%).
- Departs inside DTW's trouble window: 64% of its 28 ground stops and delay programs started between 1 PM and 7 PM.
Moderate track record · 84 flights
Find 3:55 PM flight fares Opens this date on Aviasales#2 · SkyWest 4010 · sold as United Express, Delta Connection, American Eagle or Alaska
8:25 AM → 9:48 AM1h 23m nonstop
Local times, typical schedule. Last flown 2026-04-12.
74%
chance on time
- On time (history)
- 74%
- Cancelled
- 1.0%
- Avg arrival delay
- 20 min
- Arrived on time 74% of the time (97 flights, Jun 2025 to May 2026).
- Departs outside DTW's trouble window (1 PM to 7 PM, when 64% of its 28 ground stops and delay programs started).
Moderate track record · 97 flights
Find 8:25 AM flight fares Opens this date on Aviasales#3 · SkyWest 4013 · sold as United Express, Delta Connection, American Eagle or Alaska
8:25 PM → 9:42 PM1h 17m nonstop
Local times, typical schedule. Last flown 2026-05-31.
70%
chance on time
- On time (history)
- 71%
- Cancelled
- 2.1%
- Avg arrival delay
- 31 min
- Arrived on time 71% of the time (319 flights, Jun 2025 to May 2026).
- Leaves in this route's least on-time window (6 to 9 PM: 70% on time; 3 to 6 PM: 86%).
- Departs outside DTW's trouble window (1 PM to 7 PM, when 64% of its 28 ground stops and delay programs started).
Strong track record · 319 flights
Find 8:25 PM flight fares Opens this date on Aviasales
Airlines on this route
Season-adjusted chance of operating and arriving on time.
- Republic Airways (sold as American Eagle, Delta Connection or United Express)84%
284 flights · 87% on time as flown · 1.2% cancel
- SkyWest Airlines (sold as United Express, Delta Connection, American Eagle or Alaska)72%
502 flights · 73% on time as flown · 1.7% cancel
On time by departure time
All airlines, scheduled local departure, Jun 2025 to May 2026.
- Before 9 AM77%
158 flights · avg delay 22 min
- 3 to 6 PM86%
286 flights · avg delay 10 min
- 6 to 9 PM70%
248 flights · avg delay 29 min
- After 9 PM79%
84 flights · avg delay 36 min
Best day: Saturday (86%). Worst: Friday (79%).
On time by month
All airlines, Jun 2023 to May 2026. Several years per month, so one stormy season doesn't define a month. Travel-month estimates use this seasonal pattern.
What delays this route
- Airline (crew, maintenance, boarding)75%
- Severe weather15%
- Air traffic control and airport volume8%
- Late-arriving aircraft3%
Share of delay minutes by the cause airlines report to the US DOT.
Historical odds, not a guarantee. Built from the US DOT Bureau of Transportation Statistics on-time reports (Jun 2025 to May 2026), FAA ground stop and delay program advisories, and 20 years of airport weather observations. Covers US airlines that report to the DOT; schedules are flights operated recently, so confirm times when you book. ATIS Alerts is not affiliated with any airline. Fares are what Aviasales travelers saw in recent searches (USD, one way, 1 adult), not live quotes; the partner site shows the current price. Fare links go to our travel partner and may earn us a commission at no cost to you. Affiliate disclosure
DTW to LEX questions
- What time of day is best to fly DTW to LEX?
- 3 to 6 PM: 86% of flights arrived on time, against 70% for departures 6 to 9 PM.
- Which airline is most on time from DTW to LEX?
- Republic, with a season-adjusted 84% chance of operating and arriving on time over 284 flights. The adjustment compares each airline with what the route did in the months it flew, so a carrier that skipped a stormy month gets no free credit.
- What is the worst month for delays on DTW to LEX?
- January (72% on time); the best was September (91%), averaged over Jun 2023 to May 2026.
- Is this a prediction for my flight?
- No. These are historical odds from the US DOT on-time reports, FAA advisories and airport weather records. Check your flight status and the FAA delay board on the day you fly.
More routes from DTW
- LEX to DTW (return)
- DTW to ORD 72%
- DTW to ATL 78%
- DTW to LGA 75%
- DTW to MCO 75%
- DTW to EWR 75%
- DTW to CLT 84%
- DTW to DFW 76%
- DTW to DEN 79%
- DTW to DCA 68%
- DTW to PHL 79%
- DTW to LAS 77%
- DTW to FLL 72%
Live status: FAA delays and ground stops