Houston to Santiago (IAH–STI) — Airlines, Schedules & Connections

IAH Airport Page →
1,711 mi airlines 0/wk
On-time Some delays Frequent delays
Connecting Flight Schedule 14 1-stop flights Verified 3w ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No nonstop flights on this route. connecting options below.

✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Houston to Santiago
Connecting service available through multiple hubs.
1 Airlines 1,711 mi 3h 51m nonstop +1h ahead 14 1-stop hubs

IAH–STI is served by 1 airline with nonstop service. United Airlines leads the route. The flight covers 1,711 miles in approximately 3h 51m. Beyond nonstop, 14 hubs offer 1-stop connections.

Also explore IAH Routes STI Routes IAH Live Flights STI Live Flights IAH Delays
Carriers on this route

Airline Landscape

All carriers operating nonstop IAH–STI service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
UA United Airlines 0 – – 6% Star Alliance –
Alliance coverage
Star Alliance: UA (0 flights/wk, 0%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for IAH to STI.
1-STOP
One-Stop Connections
14
Hubs
~6h
Fastest
~26h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
780
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
+1h
Santiago is 1 hour ahead of Houston.
IAH: CDT · STI: AST

When it's 6:00 PM in Houston, it's 7:00 PM in Santiago.
Distance & Flight Time
1,711 mi / 2,754 km
Nonstop flight time is approximately 3h 51m.
Visa & Entry

US passport holders enter the Dominican Republic visa-free for stays up to 30 days. A tourist card is included in the airline ticket price, so no separate purchase is needed. Passport must be valid for the duration of the stay. Extensions can be obtained at the migration office. Overstaying results in a fee calculated by length of the overstay, payable at the airport on departure.

Verify entry requirements with official sources before travel.
Getting to IAH

IAH has no direct rail link to downtown Houston. The IAH Express bus runs from Houston Amtrak/Greyhound station via Park & Ride to Terminal C (60–90 min, $1.25 with METRO Q card). This is the only transit option; Houston's rail network does not reach the airport.Taxis from downtown Houston cost $50–70 and take 40–60 minutes. Ride-hails (Uber, Lyft) are typically $35–55. IAH sits 23 miles north of downtown on the North Freeway (I-45); traffic is heavy during morning and evening rush. Remote economy parking lots serve all terminals via shuttle.

Facts

IAH–STI Quick Facts

Key statistics for the Houston to Santiago route.
Route details
Distance1,711 mi / 2,754 km
Flight time3h 51m
Time difference+1 hour
Airlines (nonstop)1
1-stop connections14 hubs
Origin: IAH
Full nameGeorge Bush Intercontinental Airport
IATA / ICAOIAH / KIAH
TimezoneAmerica/Chicago
Passengers/yr46.7M
Elevation97 ft / 30 m
Destination: STI
Full nameCibao International Airport
IATA / ICAOSTI / MDST
TimezoneAmerica/Santo_Domingo
Passengers/yr2.2M
Elevation565 ft / 172 m
FAQ

Frequently Asked Questions

Common questions about IAH to STI flights.
Nonstop flights from George Bush Intercontinental Airport to Cibao International Airport take approximately 3h 51m. The route covers 1,711 miles.
1 airline operates nonstop service: United Airlines.
Yes, 1-stop connections are available through TPA, GND, POS, GEO, MCO, BOS, FLL, MIA, EWR, PHL, SJU, JFK, PTY and PLS. These options provide additional schedule flexibility.
Santiago is 1 hour ahead of Houston.
Yes, return flights from STI to IAH are available. Use the direction toggle at the top to view the return schedule.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from IAH to STI

George Bush Intercontinental Airport (IAH) and Cibao International Airport (STI) are connected by nonstop service from United Airlines.

IAH to STI Flight Duration and Schedule

Nonstop flight time from IAH to STI ranges from 3 hours 51 minutes. The route covers a distance of 1,711 miles (2,754 km).

Connecting Options and Alternatives

14 one-stop connections are available, with the fastest taking approximately 6 hours via TPA. Two-stop connections are also available via intermediate hubs.