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

Among airlines operating Houston George Bush Intcntl Airport to Ontario 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 Houston George Bush Intcntl Airport and Ontario. The airlines offering nonstop flights on this route include:

• United Airlines
• Frontier

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

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.

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

• Economy Class
• First Class

On this route, nonstop flights are cheaper than layover options on average. Nonstop fares average $209 round-trip, compared to $270 via a layover through Denver Intl (DEN).

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $40–$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 A320neo variants.

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

• Dallas/Fort Worth (DFW) - 43% of one-stop connections
• Denver Intl (DEN) - 30% of one-stop connections
• Phoenix Sky Harbor Intl (PHX) - 24% of one-stop connections
• Las Vegas Harry Reid Intl (LAS) - 3% of one-stop connections

Dallas/Fort Worth (DFW) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 21% on the Houston George Bush Intcntl Airport to Ontario route. Thursday is the cheapest departure day at $194 round-trip on average, while Wednesday is the most expensive at $243, a difference of $49. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

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

Some of the most popular sights in Ontario are Ontario Convention Center, Ontario Mills and Cucamonga-Guasti Regional Park. These are among the most viewed places in Ontario on KAYAK.

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

• Earliest: departs at 6:10 am and lands at 9:42 am
• Latest: departs at 8:30 pm and lands at 12:02 am.

The flight takes about 3h 32m.

Last-minute fares on this route - booked within 2 weeks of departure - run 60% above the route average of $219. Book 6 weeks before departure for the lowest fares.

A nonstop flight from Houston George Bush Intcntl Airport to Ontario takes 3h 32m, 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 $146 to $1,300. That means the highest observed fare was about 9x higher than the lowest one.

One-way fares from Houston George Bush Intcntl Airport to Ontario are currently lower than usual. Average one-way flight prices are about $114, which is 36% below the typical average for this route.

Flying via Phoenix Sky Harbor Intl (PHX) gives the shortest average 1-stop total travel time at 5h 12m, compared with 5h 57m via Dallas/Fort Worth (DFW) and 9h 42m via Las Vegas Harry Reid Intl (LAS).

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

Ontario Airport (ONT) hosts 5 major car rental companies, with daily rates starting from around $18 for economy cars. Top options include:
· Fox
· Thrifty
· Europcar
· Dollar
· Alamo

Round-trip flights from Houston George Bush Intcntl Airport to Ontario range from $153 to $343, with an average of $219 over the past 12 months. Anything below $153 counts as a good deal.

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