Most On-Time Flights from St Louis (STL)
The most reliable flight out of St. Louis Lambert Intl is Delta 1536 to Atlanta (ATL), leaving at 7:05 AM: on time 96% of the time over 263 flights. Across its 49 regular routes, flights from STL arrived on time 78% of the time.
From US DOT on-time records, Jun 2025 to May 2026.
- Departures a year
- 62,523
- Regular routes
- 49
- Arrived on time
- 78%
- Data
- Jun 2025 to May 2026
The 25 most on-time flights from STL
| # | Flight | Route | Departs | On time |
|---|---|---|---|---|
| 1 | Delta 1536Boeing 737-900ER or Airbus A321 | to Atlanta (ATL) | 7:05 AM → 9:39 AM | 96%263 flights |
| 2 | Delta 1626Boeing 717 | to Detroit (DTW) | 6:32 AM → 9:07 AM | 94%340 flights |
| 3 | Delta 1524Airbus A321 | to Atlanta (ATL) | 6:00 AM → 8:41 AM | 93%357 flights |
| 4 | Delta 2868Boeing 717 | to Detroit (DTW) | 10:19 AM → 12:50 PM | 92%242 flights |
| 5 | American 1716Airbus A321 | to Miami (MIA) | 5:24 AM → 9:15 AM | 91%208 flights |
| 6 | Delta 1571Boeing 737-900ER | to Atlanta (ATL) | 10:12 AM → 12:46 PM | 93%309 flights |
| 7 | Delta 2363Airbus A319 | to Salt Lake City (SLC) | 7:15 AM → 9:37 AM | 91%362 flights |
| 8 | American 858Boeing 737-800 | to Charlotte (CLT) | 7:00 AM → 10:02 AM | 90%175 flights |
| 9 | Republic 4669Embraer E175 | to New York (LGA) | 6:00 AM → 9:29 AM | 92%136 flights |
| 10 | American 2261Airbus A320 or A321 | to Dallas-Fort Worth (DFW) | 5:20 AM → 7:22 AM | 92%345 flights |
| 11 | Delta 1597Airbus A220-100 | to Minneapolis (MSP) | 6:29 AM → 8:07 AM | 90%360 flights |
| 12 | Alaska 473Boeing 737 MAX 9 or 737-900ER | to Seattle (SEA) | 7:00 AM → 9:35 AM | 89%307 flights |
| 13 | Delta 2455Airbus A319 or A220-100 | to Salt Lake City (SLC) | 2:20 PM → 4:40 PM | 88%255 flights |
| 14 | American 1308Airbus A319 | to Philadelphia (PHL) | 6:29 AM → 9:45 AM | 88%152 flights |
| 15 | Delta 1400Boeing 737-800 or 737-900ER | to Atlanta (ATL) | 12:04 PM → 2:35 PM | 87%143 flights |
| 16 | Delta 1492Airbus A319 | to Salt Lake City (SLC) | 6:12 PM → 8:25 PM | 85%295 flights |
| 17 | Republic 3573Embraer E175 | to Newark (EWR) | 11:37 AM → 3:13 PM | 88%139 flights |
| 18 | American 2574Airbus A320 | to Phoenix (PHX) | 7:58 AM → 9:38 AM | 84%286 flights |
| 19 | United 1371Airbus A320 or A319 | to Houston (IAH) | 6:00 AM → 8:19 AM | 82%261 flights |
| 20 | Delta 1485Airbus A321 | to Atlanta (ATL) | 5:20 PM → 7:59 PM | 82%263 flights |
| 21 | American 2324Boeing 737 MAX 8 | to Chicago (ORD) | 7:00 AM → 8:29 AM | 82%200 flights |
| 22 | Frontier 3107Airbus A321neo | to Las Vegas (LAS) | 12:14 PM → 2:11 PM | 82%108 flights |
| 23 | Delta 1393Boeing 737-900ER | to Atlanta (ATL) | 6:59 PM → 9:44 PM | 83%203 flights |
| 24 | Frontier 2017Airbus A321neo | to Las Vegas (LAS) | 9:55 PM → 11:37 PM | 77%168 flights |
| 25 | American 1410Boeing 737-800 | to Dallas-Fort Worth (DFW) | 7:12 AM → 9:20 AM | 79%245 flights |
The most on-time flight on each route from STL
Busiest route first. Tap a route for every flight on it.
| To | Most on-time flight | Its on-time rate | Route average |
|---|---|---|---|
| Atlanta (ATL)3,718 flights a year | Delta 1536departs 7:05 AM | 96% | 85% |
| Denver (DEN)3,636 flights a year | Frontier 4567departs 8:08 PM | 75% | 75% |
| Chicago (ORD)3,060 flights a year | American 2324departs 7:00 AM | 82% | 71% |
| New York (LGA)2,660 flights a year | Republic 4669departs 6:00 AM | 92% | 75% |
| Orlando (MCO)2,494 flights a year | Frontier 2636departs 4:59 PM | 69% | 78% |
| Dallas-Fort Worth (DFW)2,358 flights a year | American 2261departs 5:20 AM | 92% | 74% |
| Phoenix (PHX)2,287 flights a year | American 2574departs 7:58 AM | 84% | 76% |
| Las Vegas (LAS)2,053 flights a year | Frontier 3107departs 12:14 PM | 82% | 79% |
| Detroit (DTW)1,908 flights a year | Delta 1626departs 6:32 AM | 94% | 83% |
| Minneapolis (MSP)1,875 flights a year | Delta 1597departs 6:29 AM | 90% | 80% |
| Charlotte (CLT)1,827 flights a year | American 858departs 7:00 AM | 90% | 83% |
| Philadelphia (PHL)1,572 flights a year | American 1308departs 6:29 AM | 88% | 79% |
| Miami (MIA)1,123 flights a year | American 1716departs 5:24 AM | 91% | 84% |
| Newark (EWR)1,060 flights a year | Republic 3573departs 11:37 AM | 88% | 81% |
| Salt Lake City (SLC)989 flights a year | Delta 2363departs 7:15 AM | 91% | 88% |
| Seattle (SEA)882 flights a year | Alaska 473departs 7:00 AM | 89% | 76% |
| Houston (IAH)457 flights a year | United 1371departs 6:00 AM | 82% | 79% |
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Chicago (ORD)Denver (DEN)Atlanta (ATL)Dallas-Fort Worth (DFW)Phoenix (PHX)Los Angeles (LAX)Charlotte (CLT)Las Vegas (LAS)Seattle (SEA)Orlando (MCO)San Francisco (SFO)Washington (DCA)Boston (BOS)New York (LGA)Detroit (DTW)Newark (EWR)Salt Lake City (SLC)Houston (IAH)Minneapolis (MSP)Miami (MIA)Nashville (BNA)New York (JFK)San Diego (SAN)Philadelphia (PHL)Busiest routes
Historical odds, not a guarantee. Built from US Department of Transportation on-time reports for US airlines that report to the DOT; on time = arrived less than 15 minutes late. Schedules are flights operated recently, so confirm times when you book. ATIS Alerts is not affiliated with any airline.