Drive or Fly: Bel-Nor, MO to O'Fallon, 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 24 miles, driving is the only practical option.

Passengers:

Vehicle:

Find Your Vehicle (EPA fuel economy data)

Drive

Door to Door

34m

Distance

24.1 mi

Total Cost

$40

CO2

10 kg

Cost Breakdown

Diesel$5

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 40m

3m in the air

Air Distance

22 mi

Total Cost

$121

CO2

6 kg

Door-to-Door Timeline

Bel-Nor, MO → STL 10m

Check-in & Security 90m

Flight 3m

Arrival & Baggage 30m

STL → O'Fallon, MO 27m

Cost Breakdown

Ticket (1 pax @ $121) $121

Airports

Bel-Nor, MO STL — St. Louis Lambert International Airport 4 mi, ~10m drive

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

1h 55m

29m on rail

Total Cost

CO2

1 kg

Route

Missouri River Runner

Door-to-Door Timeline

Bel-Nor, MO → St. Louis 12m

Boarding 30m

Train ride 29m

Arrival 10m

Kirkwood Amtrak Station → O'Fallon, MO 34m

Cost Breakdown

Ticket (1 pax @ $2) $2

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

Stations

From St. Louis 8 mi, ~12m drive

To Kirkwood Amtrak Station 22 mi, ~34m 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	34m	2h 40m	1h 55m
Total cost (1 person)	$40	$121	$2
Carbon footprint	10 kg CO₂	6 kg CO₂	1 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 16, 2026.

Route Options

2 different routes between these cities.

Fastest

24.1 mi 33m

via I 70

Alternative (+5 min)

28.1 mi 38m

via MO 370, I 70, I 270

Decided to drive? See the full trip plan from Bel-Nor, MO to O'Fallon, MO with stops, fuel costs, and turn-by-turn directions.