St Louis to Cincinnati / Covington (STL–CVG) — Airlines, Schedules & Connections

STL Airport Page →
307 mi airlines charter/private 1/wk
On-time Some delays Frequent delays
Flight Schedule 1 flight Verified 4d ago
Also flown by charter / private operators.
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
KII524
KII KII
734
7:55 AM
EDT
7:50 AM
CDT
0h 55m
M T W T F S S
Prices

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

✦ 1-Stop connections via 10 hubs
DTW Detroit 3h 37m AFDLKE AFAMDL Detroit (DTW) to Cincinnati / Covington flights
ORD Chicago 3h 47m AAACAS AAACAS Chicago (ORD) to Cincinnati / Covington flights
ATL Atlanta 3h 49m AFAMDL AFAMDL Atlanta (ATL) to Cincinnati / Covington flights
CLT Charlotte 4h 14m AABAWN 8CAA Charlotte (CLT) to Cincinnati / Covington flights
MSP Minneapolis 4h 19m AFAMDL AFAMDL Minneapolis (MSP) to Cincinnati / Covington flights
MYR Myrtle Beach 4h 21m WN G4 Myrtle Beach (MYR) to Cincinnati / Covington flights
BWI Baltimore 4h 25m WN WN Baltimore (BWI) to Cincinnati / Covington flights
VPS Valparaiso 4h 28m WN G4 Valparaiso (VPS) to Cincinnati / Covington flights
1-STOP More options, longer trips
2-STOP Loading... Reach the hardest destinations
St Louis to Cincinnati / Covington
4 carriers, 1 flights/week nonstop.
4 Airlines 307 mi 0h 47m nonstop +1h ahead

STL–CVG is served by 4 airlines with nonstop service. Delta Air Lines, American Airlines and Sun Country Airlines lead the route. The flight covers 307 miles in approximately 0h 47m. Beyond nonstop, 1-stop connecting options are also available.

Airline Landscape

All carriers operating nonstop STL–CVG service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
DL Delta Air Lines 1 51% SkyTeam
AA American Airlines 0 51% Oneworld
KII KII 0 51%
SY Sun Country Airlines 0 51%
Alliance coverage
SkyTeam: DL (1 flights/wk, 100%)
Oneworld: AA (0 flights/wk, 0%)
Unaffiliated: KII + SY (0 flights/wk, 0%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for STL to CVG.
1-STOP
One-Stop Connections
45
Hubs
~3h
Fastest
~21h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
2,218
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.

On-Time Performance

What to expect at each end of your journey.
Outbound
STL → CVG
51%
Frequent delays expected. Consider flexible booking.
Departing
51%
Arriving
90%
Return
CVG → STL
93%
Generally reliable. Most flights run on time.
Departing
93%
Arriving
100%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. STL delays → CVG delays →

Other ways to reach Cincinnati / Covington from St Louis

Nearby airports with service to Cincinnati Northern Kentucky International Airport.
Metric STL→CVG BLV→CVG
Distance from STL 32 mi
Nonstop airlines 4 1
Weekly flights 1
Flight time 0h 47m 0h 50m
Departure OTP 51%
Airports within 200 miles of STL with service to Cincinnati Northern Kentucky International Airport.

Travel Essentials

Practical planning for this route.
Time Difference
+1h
Cincinnati / Covington is 1 hour ahead of St Louis.
STL: CDT · CVG: EDT

When it's 6:00 PM in St Louis, it's 7:00 PM in Cincinnati / Covington.
Distance & Flight Time
307 mi / 495 km
Nonstop flight time is approximately 0h 47m gate to gate.

STL–CVG Quick Facts

Key statistics for the St Louis to Cincinnati / Covington route.
Route details
Distance307 mi / 495 km
Flight time0h 47m
Time difference+1 hour
Airlines (nonstop)4
Weekly flights1 out / 2 return
1-stop connectionsAvailable
Origin: STL
IATA / ICAOSTL / KSTL
TimezoneAmerica/Chicago
Passengers/yr15.6M
Elevation618 ft / 188 m
Destination: CVG
IATA / ICAOCVG / KCVG
TimezoneAmerica/New_York
Passengers/yr9.0M
Elevation896 ft / 273 m

Frequently Asked Questions

Common questions about STL to CVG flights.
Nonstop flights from St. Louis Lambert International Airport to Cincinnati Northern Kentucky International Airport take about 0h 47m gate to gate. The route covers 307 miles.
4 airlines operate flights from STL to CVG: Delta Air Lines, American Airlines, Sun Country Airlines, and others.
This route has limited weekly service. Check the schedule above for departure days and times in each direction.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Nashville, Chicago Midway and Detroit Metropolitan Wayne County.
Cincinnati / Covington is 1 hour ahead of St Louis.
Yes, return flights from CVG to STL are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include BLV. See the Alternatives section for a full comparison.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from STL to CVG

St. Louis Lambert International Airport (STL) and Cincinnati Northern Kentucky International Airport (CVG) are connected by nonstop service from Delta Air Lines, American Airlines and Sun Country Airlines. With 1 weekly departures, this is a regularly served route.

STL to CVG Flight Duration and Schedule

Nonstop flight time from STL to CVG is about 0 hours 47 minutes gate to gate. The route covers a distance of 307 miles (495 km). There are approximately 1 weekly flights outbound and 2 return, totaling 3 flights per week in both directions.

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Nashville, Chicago Midway and Detroit Metropolitan Wayne County. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Belleville (BLV).