Drive or Fly: Dallas, TX to San Juan, TX?

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 DAL–MFE. At 519 miles, driving is the only practical option.

Passengers:

Vehicle:

Drive

Door to Door

8h 58m

Distance

519 mi

Total Cost

$150

CO2

210 kg

Cost Breakdown

Diesel$115

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

− Driver fatigue on longer stretches

− Wear and tear on vehicle

− Fuel price fluctuations

Plan the drive

Fly

Door to Door

3h 16m

56m in the air

Air Distance

463 mi

Total Cost

$194

CO2

118 kg

Door-to-Door Timeline

Dallas, TX → DAL 10m

Check-in & Security 90m

Flight 56m

Arrival & Baggage 30m

MFE → San Juan, TX 10m

Cost Breakdown

Ticket (1 pax @ $139) $139

Rental car (1 day)$55

Airports

Dallas, TX DAL — Dallas Love Field 5 mi, ~10m drive

San Juan, TX MFE — McAllen Miller International Airport 5 mi, ~10m drive

No scheduled flights found

No commercial flights between DAL and MFE. Flight estimates above are theoretical.

+ Saves about 5h 42m 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	8h 58m	3h 16m
Total cost (1 person)	$150	$194
Carbon footprint	210 kg CO₂	118 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 12, 2026.

Decided to drive? See the full trip plan from Dallas, TX to San Juan, TX with stops, fuel costs, and turn-by-turn directions.