Ontario to Houston (ONT–HOU) — Airlines, Schedules & Connections

ONT Airport Page →
1,342 mi airlines 14/wk
On-time Some delays Frequent delays
Flight Schedule 4 flights Verified 35m ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight
  Flight Airline AC Dep Arr Dur OTP Sched  
✓
→
WN3654
WN Southwest
7M8
12:55 PM
PDT T4
5:55 PM
CDT
3h
—
M T W T F S S
Prices
✓
→
WN3105
WN Southwest
73H
2:45 PM
PDT T4
7:40 PM
CDT
2h 55m
—
M T W T F S S
Prices
✓
←
WN3865
WN Southwest
7S7
11:15 AM
CDT T4
12:50 PM
PDT
3h 35m
—
M T W T F S S
Prices
✓
←
WN1577
WN Southwest
7M8
9:00 PM
CDT
10:25 PM
PDT
3h 25m
—
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

✦ 1-STOP
✧ 2-STOP Loading...
Ontario to Houston
1 carrier, 14 flights/week nonstop.
1 Airlines 14 Flights/wk 1,342 mi 2h 55m nonstop +2h ahead 29 1-stop hubs

ONT–HOU is served by 1 airline with nonstop service. Southwest Airlines leads the route. The flight covers 1,342 miles in approximately 2h 55m. Beyond nonstop, 29 hubs offer 1-stop connections.

Also explore ONT Routes HOU Routes ONT Live Flights HOU Live Flights ONT Delays HOU Delays
Carriers on this route

Airline Landscape

All carriers operating nonstop ONT–HOU service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
WN Southwest Airlines 14 73H, 7M8 2h55-3h 70% – –
Aircraft on this route
73H Boeing 737-800 – WN
7M8 Boeing 737 MAX 8 – WN
Alliance coverage
Unaffiliated: WN (14 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Schedule

Weekly Schedule Pattern

Nonstop flight frequency by day of week, ONT to HOU direction.
Mon
2
flights
Tue
2
flights
Wed
2
flights
Thu
2
flights
Fri
2
flights
Sat
2
flights
Sun
2
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
2
Nonstop flights
14
Outbound / wk
14
Return / wk
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for ONT to HOU.
1-STOP
One-Stop Connections
29
Hubs
~4h
Fastest
~27h
Longest
PSP ~4h 26m BUR ~4h 52m PVU ~5h 23m SBA ~5h 31m SFO ~6h 52m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
1,078
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.
Reliability

On-Time Performance

What to expect at each end of your journey.
Outbound
ONT → HOU
70%
Moderate delays possible. Allow buffer time.
Departing
70%
Arriving
100%
Return
HOU → ONT
100%
Generally reliable. Most flights run on time.
Departing
100%
Arriving
40%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. ONT delays → HOU delays →
Alternatives

Other ways to reach Houston from Ontario

Nearby airports with service to William P. Hobby Airport.
Metric ONT→HOU SNA→HOU LGB→HOU
Distance from ONT – 30 mi 36 mi
Nonstop airlines 1 2 2
Weekly flights 14 1 15
Flight time 2h 55m 2h 59m 2h 50m
Departure OTP 70% – –
Santa Ana (SNA) to Houston flights · Long Beach (LGB) to Houston flights · Burbank (BUR) to Houston flights
Airports within 200 miles of ONT with service to William P. Hobby Airport.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
+2h
Houston is 2 hours ahead of Ontario.
ONT: PDT · HOU: CDT

When it's 6:00 PM in Ontario, it's 8:00 PM in Houston.
Distance & Flight Time
1,342 mi / 2,160 km
Nonstop flight time is approximately 2h 55m to 3h 0m.
Facts

ONT–HOU Quick Facts

Key statistics for the Ontario to Houston route.
Route details
Distance1,342 mi / 2,160 km
Flight time2h 55m to 3h
Time difference+2 hours
Airlines (nonstop)1
Weekly flights14 out / 14 return
1-stop connections29 hubs
Origin: ONT
Full nameOntario International Airport
IATA / ICAOONT / KONT
TimezoneAmerica/Los_Angeles
Passengers/yr7.0M
Elevation944 ft / 288 m
Destination: HOU
Full nameWilliam P. Hobby Airport
IATA / ICAOHOU / KHOU
TimezoneAmerica/Indiana/Tell_City
Passengers/yr14.2M
Elevation46 ft / 14 m
FAQ

Frequently Asked Questions

Common questions about ONT to HOU flights.
Nonstop flights from Ontario International Airport to William P. Hobby Airport take approximately 2h 55m to 3h. The route covers 1,342 miles.
1 airline operates nonstop service: Southwest Airlines.
There are approximately 14 nonstop flights per week from ONT to HOU. The return direction has about 14 weekly flights.
Yes, 1-stop connections are available through PSP, BUR, PVU, SBA, SFO, FCA, SDF, OKC, CLT, FLL, SAL, EWR, ORD, BWI, MDW, DFW, SLC, ATL, BNA, LAS, DAL, PHX, OAK, DEN, SJC, AUS, SMF, SJD and AFW. These options provide additional schedule flexibility.
Houston is 2 hours ahead of Ontario.
Yes, return flights from HOU to ONT are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include SNA, LGB and BUR. See the Alternatives section for a full comparison.
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 ONT to HOU

Ontario International Airport (ONT) and William P. Hobby Airport (HOU) are connected by nonstop service from Southwest Airlines. With 14 weekly departures, this is a well served route.

ONT to HOU Flight Duration and Schedule

Nonstop flight time from ONT to HOU ranges from 2 hours 55 minutes to 3 hours 0 minutes. The route covers a distance of 1,342 miles (2,160 km). There are approximately 14 weekly flights outbound and 14 return, totaling 28 flights per week in both directions.

Connecting Options and Alternatives

29 one-stop connections are available, with the fastest taking approximately 4 hours via PSP. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Santa Ana (SNA), Long Beach (LGB) and Burbank (BUR).