Drive or Fly: Idaho Falls, ID to Bonners Ferry, 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 IDA–GEG. At 556 miles, driving is the only practical option.

Passengers:

Vehicle:

Find Your Vehicle (EPA fuel economy data)

Drive

Door to Door

9h 31m

Distance

556.3 mi

Total Cost

$158

CO2

225 kg

Cost Breakdown

Diesel$123

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

− Driver fatigue on longer stretches

− Wear and tear on vehicle

− Fuel price fluctuations

Plan the drive

Fly

Door to Door

5h 19m

50m in the air

Air Distance

415 mi

Total Cost

$192

CO2

106 kg

Door-to-Door Timeline

Idaho Falls, ID → IDA 10m

Check-in & Security 90m

Flight 50m

Arrival & Baggage 30m

GEG → Bonners Ferry, ID 139m

Cost Breakdown

Ticket (1 pax @ $137) $137

Rental car (1 day)$55

Airports

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

Bonners Ferry, ID GEG — Spokane International Airport 93 mi, ~139m drive

No scheduled flights found

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

+ Saves about 4h 12m 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	9h 31m	5h 19m
Total cost (1 person)	$158	$192
Carbon footprint	225 kg CO₂	106 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 18, 2026.

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