Drive or Fly: Kamiah, ID to Idaho Falls, ID?

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 LWS–IDA. At 465 miles, driving is the only practical option.

Passengers:

Vehicle:

Find Your Vehicle (EPA fuel economy data)

Drive

Door to Door

8h 35m

Distance

465.9 mi

Total Cost

$138

CO2

188 kg

Cost Breakdown

Diesel$103

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

− Driver fatigue on longer stretches

− Wear and tear on vehicle

− Fuel price fluctuations

Plan the drive

Fly

Door to Door

3h 55m

33m in the air

Air Distance

273 mi

Total Cost

$186

CO2

70 kg

Door-to-Door Timeline

Kamiah, ID → LWS 72m

Check-in & Security 90m

Flight 33m

Arrival & Baggage 30m

IDA → Idaho Falls, ID 10m

Cost Breakdown

Ticket (1 pax @ $131) $131

Rental car (1 day)$55

Airports

Kamiah, ID LWS — Lewiston Nez Perce County Airport 48 mi, ~72m drive

Idaho Falls, ID IDA — Idaho Falls Regional Airport 4 mi, ~10m drive

No scheduled flights found

No commercial flights between LWS and IDA. Flight estimates above are theoretical.

+ Saves about 4h 40m compared to driving

+ Less physical fatigue

+ Predictable arrival time

− Airport security and check-in overhead

− No scheduled commercial flights found for this route

− May need a rental car at destination

− Luggage fees and restrictions

− Less flexibility for stops along the way

At a Glance

	Drive	Fly
Door-to-door time	8h 35m	3h 55m
Total cost (1 person)	$138	$186
Carbon footprint	188 kg CO₂	70 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 19, 2026.

Route Options

2 different routes between these cities.

Fastest

465.9 mi 8h 34m

via I 15, US 12, I 90; US 12; MT 200

Alternative (+55 min)

512.7 mi 9h 30m

via I 84; US 30, ID 55, US 95

Decided to drive? See the full trip plan from Kamiah, ID to Idaho Falls, ID with stops, fuel costs, and turn-by-turn directions.