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IAH to RIA: distance & flight time
Houston (George Bush Intercontinental Houston Airport) → Santa Maria (Santa Maria Airport)
4,952 mi
7,970 km · 4,303 nm
10h 11m
estimated nonstop flight time
+2h
time difference · heading southeast
See live IAH→RIA fares Phone-only fares on this route — call free
Flight time details
4,952 miles nonstop takes roughly 10h 11m gate to gate, flying southeast. 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
- IAH — George Bush Intercontinental Houston Airport · Houston, United States
- RIA — Santa Maria Airport · Santa Maria, Brazil
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 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
Near RIA
- GEL · Santo Ângelo Airport103 mi away
- BGX · Comandante Gustavo Kraemer Airport119 mi away
- PFB · Lauro Kurtz Airport131 mi away
- SRA · Santa Rosa Airport134 mi away
Frequently asked questions
How far is IAH from RIA?
The flight distance from Houston (IAH) to Santa Maria (RIA) is 4,952 miles (7,970 km, 4,303 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAH to RIA?
A nonstop flight takes about 10h 11m 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 Houston and Santa Maria?
Santa Maria is 2 hours ahead of Houston.
What is the cheapest way to fly from IAH to RIA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAH–RIA that never appear on search engines, with no booking fees.