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RUI to SIG: distance & flight time
Ruidoso (Sierra Blanca Regional Airport) → San Juan (Fernando Luis Ribas Dominicci Airport)
2,640 mi
4,249 km · 2,294 nm
5h 39m
estimated nonstop flight time
+2h
time difference · heading east
See live RUI→SIG fares Phone-only fares on this route — call free
Flight time details
2,640 miles nonstop takes roughly 5h 39m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- RUI — Sierra Blanca Regional Airport · Ruidoso, 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 RUI
- ALM · Alamogordo White Sands Regional Airport50 mi away
- HMN · Holloman Air Force Base54 mi away
- ROW · Roswell International Air Center Airport59 mi away
- WSD · Condron Army Air Field92 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 RUI from SIG?
The flight distance from Ruidoso (RUI) to San Juan (SIG) is 2,640 miles (4,249 km, 2,294 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RUI to SIG?
A nonstop flight takes about 5h 39m 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 Ruidoso and San Juan?
San Juan is 2 hours ahead of Ruidoso.
What is the cheapest way to fly from RUI to SIG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RUI–SIG that never appear on search engines, with no booking fees.