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SIG to DBQ: distance & flight time
San Juan (Fernando Luis Ribas Dominicci Airport) → Dubuque IA (Dubuque Regional Airport)
2,194 mi
3,531 km · 1,907 nm
4h 46m
estimated nonstop flight time
-1h
time difference · heading northwest
See live SIG→DBQ fares Phone-only fares on this route — call free
Flight time details
2,194 miles nonstop takes roughly 4h 46m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- SIG — Fernando Luis Ribas Dominicci Airport · San Juan, Puerto Rico
- DBQ — Dubuque Regional Airport · Dubuque IA, United States
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 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
Near DBQ
- CWI · Clinton Municipal Airport44 mi away
- PCD · Prairie Du Chien Municipal Airport48 mi away
- LNR · Tri-County Regional Airport62 mi away
- CID · The Eastern Iowa Airport63 mi away
Frequently asked questions
How far is SIG from DBQ?
The flight distance from San Juan (SIG) to Dubuque IA (DBQ) is 2,194 miles (3,531 km, 1,907 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIG to DBQ?
A nonstop flight takes about 4h 46m 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 time difference between San Juan and Dubuque IA?
Dubuque IA is 1 hour behind San Juan.
What is the cheapest way to fly from SIG to DBQ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIG–DBQ that never appear on search engines, with no booking fees.