Drive or Fly: Saint Peters, MO to La Plata, MO?
Side-by-side comparison of driving versus flying for this route. Costs, time, and trade-offs at a glance.
Driving wins
MediumNo scheduled commercial flights found for STL–IRK. At 166 miles, driving is the only practical option.
Find Your Vehicle (EPA fuel economy data)
· · Fuel cost: $
Drive
Door to Door
3h 19m
Distance
166.6 mi
Total Cost
$72
CO2
67 kg
Cost Breakdown
Fly
Door to Door
2h 47m
16m in the air
Air Distance
131 mi
Total Cost
$125
CO2
33 kg
Door-to-Door Timeline
Cost Breakdown
Airports
No scheduled flights found
No commercial flights between STL and IRK. Flight estimates above are theoretical.
At a Glance
| Drive | Fly | |
|---|---|---|
| Door-to-door time | 3h 19m | 2h 47m |
| Total cost (1 person) | $72 | $125 |
| Carbon footprint | 67 kg CO2 | 33 kg CO2 |
| Flexibility | High | Low |
| Luggage | Unlimited | Restricted |
| Reliability | Weather dependent | Data unavailable |
Costs are estimates. Actual flight prices vary by airline, date, and booking time. Drive costs based on OSRM routing, EIA fuel prices. Computed Apr 18, 2026.
Route Options
2 different routes between these cities.
via US 61, US 24; US 36; MO 110, US 63
via I 70, US 63
Decided to drive? See the full trip plan from Saint Peters, MO to La Plata, MO with stops, fuel costs, and turn-by-turn directions.