Drive or Fly: Dardenne Prairie, MO to Saint Charles, 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–STL. At 19 miles, driving is the only practical option.

Passengers:

Vehicle:

Find Your Vehicle (EPA fuel economy data)

Drive

Door to Door

24m

Distance

19.4 mi

Total Cost

$39

CO2

8 kg

Cost Breakdown

Diesel$4

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

2h 41m

2m in the air

Air Distance

13 mi

Total Cost

$121

CO2

3 kg

Door-to-Door Timeline

Dardenne Prairie, MO → STL 29m

Check-in & Security 90m

Flight 2m

Arrival & Baggage 30m

STL → Saint Charles, MO 10m

Cost Breakdown

Ticket (1 pax @ $121) $121

Airports

Dardenne Prairie, MO STL — St. Louis Lambert International Airport 19 mi, ~29m drive

Saint Charles, MO STL — St. Louis Lambert International Airport 7 mi, ~10m drive

No scheduled flights found

No commercial flights between STL and STL. 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

Train

Amtrak

Door to Door

2h 17m

44m on rail

Total Cost

CO2

2 kg

Route

Lincoln Service Missouri River Runner

Door-to-Door Timeline

Dardenne Prairie, MO → Washington Amtrak Station 31m

Boarding 30m

Train ride 44m

Arrival 10m

Kirkwood Amtrak Station → Saint Charles, MO 22m

Cost Breakdown

Ticket (1 pax @ $7) $7

Estimated based on distance. Check amtrak.com for current prices.

Stations

From Washington Amtrak Station 21 mi, ~31m drive

To Kirkwood Amtrak Station 15 mi, ~22m drive

Service

Direct

Frequency

~1/week

+ Spacious seating with legroom and power outlets

+ Walk around freely during the trip

+ No driving fatigue — relax or work en route

+ Much lower carbon footprint than driving or flying

− Limited schedule — about 1 trips per week

− Amtrak delays can be unpredictable

− Need transportation to/from station

− Less flexibility than driving

At a Glance

	Drive	Fly	Train
Door-to-door time	24m	2h 41m	2h 17m
Total cost (1 person)	$39	$121	$7
Carbon footprint	8 kg CO₂	3 kg CO₂	2 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

Transit: Amtrak GTFS — fares estimated

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 Dardenne Prairie, MO to Saint Charles, MO with stops, fuel costs, and turn-by-turn directions.