Drive or Fly: Grand Coulee, WA to Seattle, 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 EAT–BFI. At 228 miles, driving is the only practical option.

Passengers:

Vehicle:

Find Your Vehicle (EPA fuel economy data)

Drive

Door to Door

4h 35m

Distance

228 mi

Total Cost

$78

CO2

92 kg

Cost Breakdown

Diesel$43

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

4h 10m

19m in the air

Air Distance

156 mi

Total Cost

$181

CO2

40 kg

Door-to-Door Timeline

Grand Coulee, WA → EAT 101m

Check-in & Security 90m

Flight 19m

Arrival & Baggage 30m

BFI → Seattle, WA 10m

Cost Breakdown

Ticket (1 pax @ $126) $126

Rental car (1 day)$55

Airports

Grand Coulee, WA EAT — Pangborn Memorial Airport 67 mi, ~101m drive

Seattle, WA BFI — King County International Airport - Boeing Field 6 mi, ~10m drive

No scheduled flights found

No commercial flights between EAT and BFI. Flight estimates above are theoretical.

+ 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

Train

Amtrak

Door to Door

7h 41m

6h 1m on rail

Total Cost

$26

CO2

13 kg

Route

Empire Builder

Door-to-Door Timeline

Grand Coulee, WA → Ephrata Amtrak (EPH) 30m

Boarding 30m

Train ride 361m

Arrival 10m

Seattle (SEA) → Seattle, WA 30m

Cost Breakdown

Ticket (1 pax @ $26) $26

Estimated based on distance. Check amtrak.com for current prices.

Stations

From EPH — Ephrata Amtrak 0 mi, ~30m drive

To SEA — Seattle 0 mi, ~30m drive

Service

Direct

Frequency

~1/week

+ Spacious seating with legroom and power outlets

+ Walk around freely during the trip

+ No driving fatigue — relax or work en route

+ Much lower carbon footprint than driving or flying

− Limited schedule — about 1 trips per week

− Amtrak delays can be unpredictable

− Need transportation to/from station

− Less flexibility than driving

At a Glance

	Drive	Fly	Train
Door-to-door time	4h 35m	4h 10m	7h 41m
Total cost (1 person)	$78	$181	$26
Carbon footprint	92 kg CO₂	40 kg CO₂	13 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

Transit: Amtrak GTFS — fares estimated

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 Jul 20, 2026.

Decided to drive? See the full trip plan from Grand Coulee, WA to Seattle, WA with stops, fuel costs, and turn-by-turn directions.