Raleigh/Durham to Cahokia/St Louis (RDU–CPS) — Airlines, Schedules & Connections

RDU Airport Page →
airlines charter/private
On-time Some delays Frequent delays
Connecting Flight Schedule 15 1-stop flights
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  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

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
MSP Minneapolis 5h 36m DLKEKL → DL Minneapolis (MSP) to Cahokia/St Louis flights
PIT Pittsburgh ~3h 18m AAMX → Pittsburgh (PIT) to Cahokia/St Louis flights
LGA New York ~4h 36m AAAMDL → New York (LGA) to Cahokia/St Louis flights
FLL Fort Lauderdale ~4h 52m ADB6DL → Fort Lauderdale (FLL) to Cahokia/St Louis flights
IAD Dulles ~4h 59m ACAVAZ → SY Dulles (IAD) to Cahokia/St Louis flights
JFK New York ~5h 20m AAAMAT → New York (JFK) to Cahokia/St Louis flights
HOU Houston ~5h 57m WN → Houston (HOU) to Cahokia/St Louis flights
AUS Austin ~6h 31m AMDLWN → Austin (AUS) to Cahokia/St Louis flights
IAH Houston ~6h 38m F9NHNZ → UA Houston (IAH) to Cahokia/St Louis flights
DEN Denver ~7h 39m F9UAWN → SY Denver (DEN) to Cahokia/St Louis flights
✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Raleigh/Durham to Cahokia/St Louis
Connecting service available through multiple hubs.
-1h behind

While no nonstop service exists between RDU and CPS, 1-stop connecting options are available.

Also explore RDU Routes CPS Routes RDU Live Flights CPS Live Flights RDU Delays
All flights from Cahokia/St Louis (CPS) Cahokia/St Louis to Raleigh/Durham flights
Connections

Connection Landscape

1-stop and 2-stop options for RDU to CPS.
1-STOP
One-Stop Connections
15
Hubs
~3h
Fastest
~28h
Longest
PIT ~3h 18m LGA ~4h 36m FLL ~4h 52m IAD ~4h 59m JFK ~5h 20m
Verified with published schedule alignment and minimum connection time.
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.
Reliability

On-Time Performance

What to expect at each end of your journey.
Outbound
RDU → CPS
66%
Moderate delays possible. Allow buffer time.
Departing
66%
Return
CPS → RDU
91%
Generally reliable. Most flights run on time.
Arriving
91%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. RDU delays →
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
-1h
Cahokia/St Louis is 1 hour behind Raleigh/Durham.
RDU: EDT · CPS: CDT

When it's 6:00 PM in Raleigh/Durham, it's 5:00 PM in Cahokia/St Louis.
Getting to RDU

No rail connection exists. GoTriangle Route 100 (RDU Express) runs from the Durham Station Transportation Center and downtown Raleigh to the airport for $2.25; takes 35–50 minutes but service is limited in the evenings and does not run all night.Ride-shares (Uber/Lyft) from downtown Raleigh: $20–30, 20–25 minutes. From Durham: $18–25, 15–20 minutes. Taxis: $30–40. Long-term parking from $7/day in Economy lots with shuttle service. I-40 provides direct access to both Raleigh and Durham.

Facts

RDU–CPS Quick Facts

Key statistics for the Raleigh/Durham to Cahokia/St Louis route.
Route details
Time difference-1 hour
Airlines (nonstop)0
1-stop connectionsAvailable
Origin: RDU
Full nameRaleigh-Durham International Airport
IATA / ICAORDU / KRDU
TimezoneAmerica/New_York
Passengers/yr15.2M
Elevation435 ft / 133 m
Destination: CPS
Full nameSt Louis Downtown Airport
IATA / ICAOCPS / KCPS
TimezoneAmerica/Chicago
Elevation413 ft / 126 m
FAQ

Frequently Asked Questions

Common questions about RDU to CPS flights.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Minneapolis–Saint Paul.
Cahokia/St Louis is 1 hour behind Raleigh/Durham.
Yes, return flights from CPS to RDU are available. Use the direction toggle at the top to view the return schedule.
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.

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Minneapolis–Saint Paul.