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HEX to IAH: distance & flight time
Santo Domingo (Herrera Airport) → Houston (George Bush Intercontinental Houston Airport)
1,780 mi
2,864 km · 1,547 nm
3h 57m
estimated nonstop flight time
-1h
time difference · heading northwest
See live HEX→IAH fares Phone-only fares on this route — call free
Flight time details
1,780 miles nonstop takes roughly 3h 57m 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
- IAH — George Bush Intercontinental Houston Airport · Houston, 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 IAH
- DWH · David Wayne Hooks Memorial Airport14 mi away
- IWS · West Houston Airport23 mi away
- AAP · Andrau Airpark23 mi away
- HOU · William P Hobby Airport24 mi away
Frequently asked questions
How far is HEX from IAH?
The flight distance from Santo Domingo (HEX) to Houston (IAH) is 1,780 miles (2,864 km, 1,547 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HEX to IAH?
A nonstop flight takes about 3h 57m 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 Houston?
Houston is 1 hour behind Santo Domingo.
What is the cheapest way to fly from HEX to IAH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HEX–IAH that never appear on search engines, with no booking fees.