Drive or Fly: Spokane Valley, WA to Sumas, WA?

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 GEG–BLI. At 393 miles, driving is the only practical option.

Passengers:

Vehicle:

Drive

Door to Door

7h 33m

Distance

393.1 mi

Total Cost

$122

CO2

159 kg

Cost Breakdown

Diesel$87

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

3h 20m

30m in the air

Air Distance

248 mi

Total Cost

$185

CO2

63 kg

Door-to-Door Timeline

Spokane Valley, WA → GEG 21m

Check-in & Security 90m

Flight 30m

Arrival & Baggage 30m

BLI → Sumas, WA 29m

Cost Breakdown

Ticket (1 pax @ $130) $130

Rental car (1 day)$55

Airports

Spokane Valley, WA GEG — Spokane International Airport 14 mi, ~21m drive

Sumas, WA BLI — Bellingham International Airport 19 mi, ~29m drive

No scheduled flights found

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

+ Saves about 4h 13m 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 33m	3h 20m
Total cost (1 person)	$122	$185
Carbon footprint	159 kg CO₂	63 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 13, 2026.

Decided to drive? See the full trip plan from Spokane Valley, WA to Sumas, WA with stops, fuel costs, and turn-by-turn directions.