Flights Sao Paulo → Houston
GRU → IAH
Route overview
The flight route operates between São Paulo and Houston, using a Boeing 767-300 aircraft. The origin airport in São Paulo opened in 1985, while the destination airport in Houston serves over 40 million passengers annually.
Your rights on this US flight (DOT)
US flights have no statutory cash compensation for delays. Under the US DOT rules, if your flight is cancelled or significantly changed and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Amenities for controllable delays depend on each airline's contract of carriage.
US flight refund rules & checker →General information, not legal advice.
The Sao Paulo (GRU) → Houston (IAH) route is operated by United Airlines. FlightGuard's average computed risk is 12.3/100 (low), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Houston the average ATFM delay is 2.0 minutes (main cause: atfm). Departing from Sao Paulo the average ATFM delay is 2.0 minutes.
Heading to Houston: what to expect in this direction
Flying from Sao Paulo (GRU) to Houston (IAH) heads north-west for about 7,905 km, a flight time of roughly 10h 18m.
Air-traffic congestion: departing Sao Paulo the average ATFM delay is 2.0 min (atfm); arriving into Houston it is 2.0 min (atfm).
Route facts
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| United Airlines (UA) | 74% | 10 min | 6.9% |
Airlines operating GRU-IAH
Airports
Frequently asked questions about GRU-IAH
Route-specific punctuality data isn't available yet. Check your flight on FlightGuard for a real-time analysis.
The cancellation rate varies by airline and season. Check your flight risk for an up-to-date estimate.
The route is operated by 1 airline: United Airlines.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at Houston, ATC delays, strikes, NOTAMs, fuel, airline punctuality and recent trends.
US flights have no statutory cash compensation for delays. Under US DOT rules, if the airline cancels or significantly changes your flight and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Meals or hotels for controllable delays depend on each airline's contract of carriage.
