Pittsburgh to Cahokia/St Louis (PIT–CPS) — Airlines, Schedules & Connections

PIT Airport Page →
545 mi airlines 0/wk
On-time Some delays Frequent delays
Connecting Flight Schedule 24 1-stop flights Verified 3w ago
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  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No nonstop flights on this route. connecting options below.

✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Pittsburgh to Cahokia/St Louis
Connecting service available through multiple hubs.
2 Airlines 545 mi 0h 28m nonstop -1h behind 24 1-stop hubs

PIT–CPS is served by 2 airlines with nonstop service. Delta Air Lines and SGX lead the route. The flight covers 545 miles in approximately 0h 28m. Beyond nonstop, 24 hubs offer 1-stop connections.

Also explore PIT Routes CPS Routes PIT Live Flights CPS Live Flights PIT Delays
Carriers on this route

Airline Landscape

All carriers operating nonstop PIT–CPS service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
DL Delta Air Lines 0 – – 84% SkyTeam –
SGX SGX 0 – – 84% – –
Alliance coverage
SkyTeam: DL (0 flights/wk, 0%)
Unaffiliated: SGX (0 flights/wk, 0%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for PIT to CPS.
1-STOP
One-Stop Connections
24
Hubs
~3h
Fastest
~28h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
52
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.
Alternatives

Other ways to reach Cahokia/St Louis from Pittsburgh

Nearby airports with service to St Louis Downtown Airport.
Metric PIT→CPS CLE→CPS
Distance from PIT – 106 mi
Nonstop airlines 2 1
Weekly flights 0 –
Flight time 0h 28m 1h 39m
Departure OTP 84% –
Cleveland (CLE) to Cahokia/St Louis flights
Airports within 200 miles of PIT with service to St Louis Downtown Airport.
Know before you go

Travel Essentials

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

When it's 6:00 PM in Pittsburgh, it's 5:00 PM in Cahokia/St Louis.
Distance & Flight Time
545 mi / 877 km
Nonstop flight time is approximately 0h 28m.
Facts

PIT–CPS Quick Facts

Key statistics for the Pittsburgh to Cahokia/St Louis route.
Route details
Distance545 mi / 877 km
Flight time0h 28m
Time difference-1 hour
Airlines (nonstop)2
1-stop connections24 hubs
Origin: PIT
Full namePittsburgh International Airport
IATA / ICAOPIT / KPIT
TimezoneAmerica/New_York
Passengers/yr9.7M
Elevation1,203 ft / 367 m
Destination: CPS
Full nameSt Louis Downtown Airport
IATA / ICAOCPS / KCPS
TimezoneAmerica/Chicago
Elevation413 ft / 126 m
FAQ

Frequently Asked Questions

Common questions about PIT to CPS flights.
Nonstop flights from Pittsburgh International Airport to St Louis Downtown Airport take approximately 0h 28m. The route covers 545 miles.
2 airlines operate nonstop service: Delta Air Lines and SGX.
Yes, 1-stop connections are available through IAD, CLT, PHL, CLE, LGA, SAV, BOS, PBI, BNA, JFK, RSW, FLL, MIA, LAS, PHX, AUS, SJC, SEA, LAX, MDW, IAH, DAL, HOU and DFW. These options provide additional schedule flexibility.
Cahokia/St Louis is 1 hour behind Pittsburgh.
Yes, return flights from CPS to PIT are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include CLE. 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 PIT to CPS

Pittsburgh International Airport (PIT) and St Louis Downtown Airport (CPS) are connected by nonstop service from Delta Air Lines and SGX.

PIT to CPS Flight Duration and Schedule

Nonstop flight time from PIT to CPS ranges from 0 hours 28 minutes. The route covers a distance of 545 miles (877 km).

Connecting Options and Alternatives

24 one-stop connections are available, with the fastest taking approximately 3 hours via IAD. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Cleveland (CLE).