$72 Find Cheap Flights from Ontario to Houston George Bush Airport - Compare and Save

Among airlines operating Ontario to Houston George Bush Intcntl Airport flights:

• Frontier: offers free seat selection
• United Airlines: offers extra legroom; offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

2 airlines operate flights between Ontario and Houston George Bush Intcntl Airport. The airlines offering nonstop flights on this route include:

• United Airlines
• Frontier

Flights from Ontario to Houston George Bush Intcntl Airport usually depart from Ontario (ONT) and arrive at Houston George Bush Intcntl (IAH).

Here are some options for this route, based on selected ticket types and cabin classes:

• Frontier: a cabin bag and a checked bag in Economy Class
• United Airlines: a cabin bag and a checked bag in Economy Class
• JetBlue: a cabin bag in Economy Class class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Three cabin classes are available on flights from Ontario to Houston George Bush Intcntl Airport:

• Economy Class
• Premium Economy Class
• First Class

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $248 round-trip via Denver Intl (DEN), compared to $289 for nonstop.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $37–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Boeing 737-900 family is used most often on this route, operated mainly by United Airlines. Other aircraft seen on the route include Airbus A321neo variants.

One-stop flights from Ontario to Houston George Bush Intcntl Airport most commonly connect through:

• Denver Intl (DEN) - 39% of one-stop connections
• Phoenix Sky Harbor Intl (PHX) - 26% of one-stop connections
• Dallas/Fort Worth (DFW) - 13% of one-stop connections
• Las Vegas Harry Reid Intl (LAS) - 12% of one-stop connections

Denver Intl (DEN) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 25% on the Ontario to Houston George Bush Intcntl Airport route. Thursday is the cheapest departure day at $261 round-trip on average, while Monday is the most expensive at $347, a difference of $86. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Ontario to Houston George Bush Intcntl Airport route, 8% of flights were delayed in the past 3 months, with delays averaging 2 hours 24 minutes.

Morning is the busiest departure period on Ontario to Houston George Bush Intcntl Airport flights, with 100% of flights leaving in that window. Afternoon departures account for 0%, evening flights for 0%, and night flights for 0%.

Some of the most popular sights in Houston George Bush Intcntl Airport are Downtown Houston, George R. Brown Convention Center and Galleria Mall. These are among the most viewed places in Houston George Bush Intcntl Airport on KAYAK.

These are the earliest and latest flight times available from Ontario to Houston George Bush Intcntl Airport:

• Earliest: departs at 5:45 am and lands at 8:58 am
• Latest: departs at 6:45 pm and lands at 9:58 pm.

The flight takes about 3h 13m.

Last-minute fares on this route - booked within 2 weeks of departure - run 20% above the route average of $288. Book 10 weeks before departure for the lowest fares.

A nonstop flight from Ontario to Houston George Bush Intcntl Airport takes 3h 13m, covering 1,330 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $141 to $1,365. That means the highest observed fare was about 10x higher than the lowest one.

One-way fares from Ontario to Houston George Bush Intcntl Airport are currently lower than usual. Average one-way flight prices are about $117, which is 30% below the typical average for this route.

Morning flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

Flying via Phoenix Sky Harbor Intl (PHX) gives the shortest average 1-stop total travel time at 5h 18m, compared with 5h 43m via Dallas/Fort Worth (DFW) and 6h 24m via Salt Lake City (SLC).

Houston George Bush Intcntl Airport is 2 hours ahead of Ontario (Central Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

Houston George Bush Intcntl Airport (IAH) hosts 5 major car rental companies, with daily rates starting from around $3 for economy cars. Top options include:
· ACO Rent A Car
· Easirent
· America Car Rental
· Hertz
· Thrifty

Round-trip flights from Ontario to Houston George Bush Intcntl Airport range from $202 to $387, with an average of $288 over the past 12 months. Anything below $202 counts as a good deal.

JetBlue is the only airline on the Ontario to Houston George Bush Intcntl Airport route offering in-flight Wi-Fi. Pricing depends on fare class.