Drive or Fly: Olathe, CO to Thornton, CO?

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 MTJ–BJC. At 293 miles, driving is the only practical option.

Passengers:

Vehicle:

Drive

Door to Door

4h 48m

Distance

293.3 mi

Total Cost

$100

CO2

118 kg

Cost Breakdown

Diesel$65

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

2h 46m

22m in the air

Air Distance

183 mi

Total Cost

$182

CO2

47 kg

Door-to-Door Timeline

Olathe, CO → MTJ 12m

Check-in & Security 90m

Flight 22m

Arrival & Baggage 30m

BJC → Thornton, CO 12m

Cost Breakdown

Ticket (1 pax @ $127) $127

Rental car (1 day)$55

Airports

Olathe, CO MTJ — Montrose Regional Airport 8 mi, ~12m drive

Thornton, CO BJC — Rocky Mountain Metropolitan Airport 8 mi, ~12m drive

No scheduled flights found

No commercial flights between MTJ and BJC. Flight estimates above are theoretical.

+ Saves about 2h 2m 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

Train

Amtrak

Door to Door

10h 14m

8h 34m on rail

Total Cost

$39

CO2

17 kg

Route

California Zephyr

Door-to-Door Timeline

Olathe, CO → Grand Junction Amtrak Station 30m

Boarding 30m

Train ride 514m

Arrival 10m

Denver → Thornton, CO 30m

Cost Breakdown

Ticket (1 pax @ $39) $39

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

Stations

From Grand Junction Amtrak Station 0 mi, ~30m drive

To Denver 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

Bus

FlixBus

Door to Door

5h 15m

3h 50m on road

Total Cost

$14

CO2

17 kg

Door-to-Door Timeline

Olathe, CO → Glenwood Springs (W Glenwood Mall) (GWS6) 30m

Boarding 15m

Bus ride 230m

Arrival 10m

Denver Union Station Bus Concourse (DEN6) → Thornton, CO 30m

Cost Breakdown

Ticket (1 pax @ $14) $14

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

Stations

From GWS6 — Glenwood Springs (W Glenwood Mall) 0 mi, ~30m drive

To DEN6 — Denver Union Station Bus Concourse 0 mi, ~30m drive

Service

Direct

Frequency

~7/week

+ Usually the cheapest option

+ Wi-Fi and power outlets on board

+ No driving fatigue — relax or work en route

+ Much lower carbon footprint than driving or flying

− Limited schedule — about 7 trips per week

− Travel time longer than driving

− Need transportation to/from station

− Less flexibility than driving

At a Glance

	Drive	Fly	Train	Bus
Door-to-door time	4h 48m	2h 46m	10h 14m	5h 15m
Total cost (1 person)	$100	$182	$39	$14
Carbon footprint	118 kg CO₂	47 kg CO₂	17 kg CO₂	17 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, FlixBus 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 Apr 13, 2026.

Decided to drive? See the full trip plan from Olathe, CO to Thornton, CO with stops, fuel costs, and turn-by-turn directions.