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HEX to SAT: distance & flight time
Santo Domingo (Herrera Airport) → San Antonio (San Antonio International Airport)
1,948 mi
3,134 km · 1,692 nm
4h 17m
estimated nonstop flight time
-1h
time difference · heading northwest
See live HEX→SAT fares Phone-only fares on this route — call free
Flight time details
1,948 miles nonstop takes roughly 4h 17m 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
- HEX — Herrera Airport · Santo Domingo, Dominican Republic
- SAT — San Antonio International Airport · San Antonio, 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 HEX
Near SAT
- RND · Randolph Air Force Base11 mi away
- SKF · Lackland Air Force Base12 mi away
- SSF · Stinson Municipal Airport14 mi away
- AUS · Austin Bergstrom International Airport66 mi away
Frequently asked questions
How far is HEX from SAT?
The flight distance from Santo Domingo (HEX) to San Antonio (SAT) is 1,948 miles (3,134 km, 1,692 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HEX to SAT?
A nonstop flight takes about 4h 17m 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 Santo Domingo and San Antonio?
San Antonio is 1 hour behind Santo Domingo.
What is the cheapest way to fly from HEX to SAT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HEX–SAT that never appear on search engines, with no booking fees.