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DTW to SIG: distance & flight time
Detroit (Detroit Metropolitan Wayne County Airport) → San Juan (Fernando Luis Ribas Dominicci Airport)
1,929 mi
3,104 km · 1,676 nm
4h 15m
estimated nonstop flight time
Same time
time difference · heading southeast
See live DTW→SIG fares Phone-only fares on this route — call free
Flight time details
1,929 miles nonstop takes roughly 4h 15m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- DTW — Detroit Metropolitan Wayne County Airport · Detroit, United States
- SIG — Fernando Luis Ribas Dominicci Airport · San Juan, Puerto Rico
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near DTW
- YIP · Willow Run Airport9 mi away
- ARB · Ann Arbor Municipal Airport20 mi away
- YQG · Windsor Airport21 mi away
- DET · Coleman A. Young Municipal Airport22 mi away
Near SIG
- SJU · Luis Munoz Marin International Airport6 mi away
- FAJ · Diego Jimenez Torres Airport30 mi away
- NRR · José Aponte de la Torre Airport33 mi away
- ARE · Antonio Nery Juarbe Pol Airport38 mi away
Frequently asked questions
How far is DTW from SIG?
The flight distance from Detroit (DTW) to San Juan (SIG) is 1,929 miles (3,104 km, 1,676 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DTW to SIG?
A nonstop flight takes about 4h 15m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the cheapest way to fly from DTW to SIG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DTW–SIG that never appear on search engines, with no booking fees.