Houston to Ontario (SGR–ONT) — Airlines, Schedules & Connections
Flight Schedule
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No flights match your filters.
No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.
Most recently operated nonstop flights — the month shown is when each was last scheduled. Most destinations remain reachable with a connection.
No discontinued nonstop flights on record for this route.
✦ 1-Stop
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Hub OTP
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✧ 2-Stop
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Houston to Ontario
Route information for SGR to ONT.
-2h behind
Reliability
On-Time Performance
What to expect at each end of your journey.
Outbound
SGR → ONT
75%
Generally reliable. Most flights run on time.
Arriving
75%
Return
ONT → SGR
72%
Moderate delays possible. Allow buffer time.
Departing
72%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots.
ONT delays →
Alternatives
Other ways to reach Ontario from Houston
Nearby airports with service to Ontario International Airport.
| Metric | SGR→ONT | HOU→ONT | IAH→ONT |
|---|---|---|---|
| Distance from SGR | – | 23 mi | 31 mi |
| Nonstop airlines | – | 3 | 5 |
| Weekly flights | – | 8 | 23 |
Houston (HOU) to Ontario flights · Houston (IAH) to Ontario flights · Austin (AUS) to Ontario flights
Airports within 200 miles of SGR with service to Ontario International Airport.
Know before you go
Travel Essentials
Practical planning for this route.
Time Difference
-2h
Ontario is 2 hours
behind
Houston.
SGR: CDT · ONT: PDT
When it's 6:00 PM in Houston, it's 4:00 PM in Ontario.
SGR: CDT · ONT: PDT
When it's 6:00 PM in Houston, it's 4:00 PM in Ontario.
Facts
SGR–ONT Quick Facts
Key statistics for the Houston to Ontario route.
Route details
Time difference-2 hours
Airlines (nonstop)0
Origin: SGR
Full nameSugar Land Regional Airport
IATA / ICAOSGR / KSGR
TimezoneAmerica/Chicago
Elevation82 ft / 25 m
Destination: ONT
Full nameOntario International Airport
IATA / ICAOONT / KONT
TimezoneAmerica/Los_Angeles
Passengers/yr7.0M
Elevation944 ft / 288 m
FAQ
Frequently Asked Questions
Common questions about SGR to ONT flights.
Ontario is 2 hours behind Houston.
Yes, return flights from ONT to SGR 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.
Connecting Options and Alternatives
Nearby alternative airports include Houston (HOU), Houston (IAH) and Austin (AUS).