Drive or Fly: Thornton, CO to Manassa, 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 BJC–ALS. At 267 miles, driving is the only practical option.

Passengers:

Vehicle:

Find Your Vehicle (EPA fuel economy data)

Drive

Door to Door

5h 20m

Distance

267.9 mi

Total Cost

$94

CO2

108 kg

Cost Breakdown

Diesel$59

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 3m

23m in the air

Air Distance

193 mi

Total Cost

$183

CO2

49 kg

Door-to-Door Timeline

Thornton, CO → BJC 12m

Check-in & Security 90m

Flight 23m

Arrival & Baggage 30m

ALS → Manassa, CO 28m

Cost Breakdown

Ticket (1 pax @ $128) $128

Rental car (1 day)$55

Airports

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

Manassa, CO ALS — San Luis Valley Regional Airport/Bergman Field 18 mi, ~28m drive

No scheduled flights found

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

+ Saves about 2h 17m 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

Bus

FlixBus

Door to Door

4h 55m

3h 30m on road

Total Cost

$16

CO2

16 kg

Door-to-Door Timeline

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

Boarding 15m

Bus ride 210m

Arrival 10m

Walsenburg (Paperback Trading Post) (WSG6) → Manassa, CO 30m

Cost Breakdown

Ticket (1 pax @ $16) $16

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

Stations

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

To WSG6 — Walsenburg (Paperback Trading Post) 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	Bus
Door-to-door time	5h 20m	3h 3m	4h 55m
Total cost (1 person)	$94	$183	$16
Carbon footprint	108 kg CO₂	49 kg CO₂	16 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: 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 15, 2026.

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