Drive or Fly: O'Fallon, MO to Piedmont, MO?

Side-by-side comparison of driving versus flying for this route. Costs, time, and trade-offs at a glance.

Driving wins

Medium

No scheduled commercial flights found for STL–CGI. At 153 miles, driving is the only practical option.

Passengers:

Vehicle:

Find Your Vehicle (EPA fuel economy data)

Drive

Door to Door

3h 7m

Distance

153.5 mi

Total Cost

$69

CO2

62 kg

Cost Breakdown

Diesel$34

Hotel (1 room, 0 nights) $0

Meals (1 pax, 1 day) $35

+ No luggage restrictions or TSA lines

+ Comfortable one-day drive

+ Stop anywhere along the route

+ Have your own car at the destination

+ Likely faster door-to-door than flying

− Wear and tear on vehicle

− Fuel price fluctuations

Plan the drive

Fly

Door to Door

4h 14m

14m in the air

Air Distance

114 mi

Total Cost

$125

CO2

29 kg

Door-to-Door Timeline

O'Fallon, MO → STL 27m

Check-in & Security 90m

Flight 14m

Arrival & Baggage 30m

CGI → Piedmont, MO 93m

Cost Breakdown

Ticket (1 pax @ $125) $125

Airports

O'Fallon, MO STL — St. Louis Lambert International Airport 18 mi, ~27m drive

Piedmont, MO CGI — Cape Girardeau Regional Airport 62 mi, ~93m drive

No scheduled flights found

No commercial flights between STL and CGI. Flight estimates above are theoretical.

+ Less physical fatigue

+ Predictable arrival time

− Airport security and check-in overhead

− No scheduled commercial flights found for this route

− Luggage fees and restrictions

− Less flexibility for stops along the way

At a Glance

	Drive	Fly
Door-to-door time	3h 7m	4h 14m
Total cost (1 person)	$69	$125
Carbon footprint	62 kg CO₂	29 kg CO₂
Flexibility	High	Low
Luggage	Unlimited	Restricted
Reliability	Weather dependent	Data unavailable

Drive data: OSRM routing, EIA fuel prices

Flight data: Statistical estimate

Airports: OurAirports

Confidence: Medium — airports identified, fares estimated

Costs are estimates. Actual flight prices vary by airline, date, and booking time. Drive costs based on OSRM routing, EIA fuel prices. Computed Apr 15, 2026.

Decided to drive? See the full trip plan from O'Fallon, MO to Piedmont, MO with stops, fuel costs, and turn-by-turn directions.