Direct (nonstop) flights from Detroit to San Juan
1 airline flys nonstop from Detroit Metropolitan Airport (DTW) to Luis Munoz Marin International (SJU). It's 1,929 miles (3,105 km), about 4h 21m in the air. Operated by Delta Air Lines.
Delta Air Lines
Route data last updated: May 30, 2026
Airlines with non-stop flights
DL
Delta Air Lines
Alternative Routes
Other ways to fly from Detroit to San Juan with one stop · direct emits 326 kg CO₂ per passenger
Looking for the return flight?
SJU → DTW: Flights from San Juan to DetroitOther direct flights from Detroit
Direct flights from San Juan (SJU)
Frequently Asked Questions
How long is the direct flight from Detroit to San Juan?
A nonstop flight from Detroit (DTW) to San Juan (SJU) takes approximately 4 hours and 21 minutes. The distance is 1,929 miles (3,105 km).
Which airlines fly nonstop from Detroit to San Juan?
Just Delta Air Lines.
Is there a nonstop flight from Detroit to San Juan?
Yes. 1 airline: Delta Air Lines.
How far is Detroit from San Juan?
The flight distance from Detroit to San Juan is 1,929 miles (3,105 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as New York to Los Angeles.
What type of aircraft flies from Detroit to San Juan?
At 4h 21m, this route typically uses narrow-body or mid-range jets — Boeing 737 MAX or Airbus A320neo. Varies by airline.
Do I need a visa to travel from USA to Puerto Rico?
Depends on your passport. Check with the Puerto Rico embassy or an official visa portal before booking — requirements change.
What is the carbon footprint of a flight from Detroit to San Juan?
Roughly 326 kg CO2 per passenger one-way. That's about the same as driving 1,630 km.
Is the return flight from San Juan to Detroit also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Detroit to San Juan?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Detroit Metropolitan Airport for this flight?
3 hours before departure for international flights. You need time for check-in, security, and immigration.