Drive or Fly: North Spearfish, SD to Watertown, SD?

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 RAP–ATY. At 455 miles, driving is the only practical option.

Passengers:

Vehicle:

Find Your Vehicle (EPA fuel economy data)

Drive

Door to Door

7h 44m

Distance

455 mi

Total Cost

$135

CO2

184 kg

Cost Breakdown

Diesel$100

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

4h 8m

40m in the air

Air Distance

334 mi

Total Cost

$188

CO2

85 kg

Door-to-Door Timeline

North Spearfish, SD → RAP 78m

Check-in & Security 90m

Flight 40m

Arrival & Baggage 30m

ATY → Watertown, SD 10m

Cost Breakdown

Ticket (1 pax @ $133) $133

Rental car (1 day)$55

Airports

North Spearfish, SD RAP — Rapid City Regional Airport 52 mi, ~78m drive

Watertown, SD ATY — Watertown Regional Airport 2 mi, ~10m drive

No scheduled flights found

No commercial flights between RAP and ATY. Flight estimates above are theoretical.

+ Saves about 3h 36m 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	7h 44m	4h 8m
Total cost (1 person)	$135	$188
Carbon footprint	184 kg CO₂	85 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 17, 2026.

Route Options

2 different routes between these cities.

Fastest

455 mi 7h 44m

via I 90; US 14, SD 25, US 212

Shortest (+0 min)

403.1 mi 7h 45m

via SD 34; SD 79, US 14, US 14; US 83

Decided to drive? See the full trip plan from North Spearfish, SD to Watertown, SD with stops, fuel costs, and turn-by-turn directions.