How does KAYAK find such low prices on flights from Texas to Ontario?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Texas to Ontario. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Texas to Ontario?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from Texas is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Texas to Ontario?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back to Texas with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Texas to Ontario?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario from Texas up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$49 CHEAP FLIGHTS from Texas to Ontario

ONT

KAYAK searches hundreds of travel sites at once for deals on flights to Ontario

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

Save 23% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$107

Overall average: $217

Frontier

Fri 5/15Mon 5/18

IAH - ONT • Non-stop

Cheapest non-stop

$107

Typical prices: $144-$225

Frontier

Thu 5/7Sun 5/10

IAH - ONT • Non-stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Ontario!

Flight Deals

Cheap Flights from Texas to Ontario

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Texas to Ontario

Fri, May 15 - Mon, May 18

3:01 pm - 4:38 pm

IAH

ONT

3h 37mnonstop

8:26 am - 1:46 pm

ONT

IAH

3h 20mnonstop

$107Frontier

Fri, Apr 24 - Mon, Apr 27

3:01 pm - 4:38 pm

IAH

ONT

3h 37mnonstop

8:26 am - 1:46 pm

ONT

IAH

3h 20mnonstop

$108Frontier

Wed, Mar 25 - Tue, Mar 31

5:05 pm - 11:05 pm

HRL

ONT

8h 00m

1 stop

1:20 pm - 10:40 pm

ONT

HRL

7h 20m

1 stop

$217Southwest

Sat, Mar 7 - Wed, Mar 11

2:27 pm - 9:05 pm

DAL

ONT

8h 38m

1 stop

12:57 pm - 10:45 pm

ONT

DAL

7h 48m

1 stop

$228Delta

Tue, Mar 10 - Tue, Mar 17

12:45 pm - 2:00 pm

DAL

ONT

3h 15mnonstop

6:00 am - 10:50 am

ONT

DAL

2h 50mnonstop

$229Southwest

Sat, Mar 7 - Wed, Mar 11

11:15 am - 9:44 pm

DAL

ONT

12h 29m

2 stops

12:57 pm - 10:45 pm

ONT

DAL

7h 48m

1 stop

$233Delta

Wed, Mar 25 - Tue, Mar 31

8:06 pm - 11:59 pm

HRL

ONT

5h 53m

1 stop

12:22 pm - 10:53 pm

ONT

HRL

8h 31m

2 stops

$289American Airlines

Thu, Apr 23 - Mon, Apr 27

7:41 pm - 11:46 pm

BRO

ONT

6h 05m

1 stop

11:59 pm - 10:12 am

ONT

BRO

8h 13m

1 stop

$289American Airlines

Mon, Jun 29 - Wed, Jul 8

5:25 pm - 9:40 pm

BRO

ONT

6h 15m

1 stop

5:55 am - 3:38 pm

ONT

BRO

7h 43m

1 stop

$314United Airlines

Wed, Jun 10 - Wed, Jun 24

5:25 pm - 9:40 pm

BRO

ONT

6h 15m

1 stop

5:55 am - 3:38 pm

ONT

BRO

7h 43m

1 stop

$349United Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	$49

Best time to beat the crowds with an average 1% drop in price.

Most popular time to fly with an average 2% increase in price.

Flight from San Antonio to Ontario

How does KAYAK find such low prices on flights from Texas to Ontario?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Texas to Ontario.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Texas to Ontario?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from Texas is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Texas to Ontario?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back to Texas with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Texas to Ontario?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario from Texas up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Ontario

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Ontario

Ontario (ONT)

ONT

$49 Find Cheap Flights from Texas to Ontario

KAYAK searches hundreds of travel sites at once for deals on flights to Ontario

Everything you should know

Cheap Flights from Texas to Ontario

Recent round-trip flight deals from Texas to Ontario

Recent one-way flight deals from Texas to Ontario

Recent last minute flight deals from Texas to Ontario

Recent direct flight deals from Texas to Ontario

Good to know

FAQs for booking flights from Texas to Ontario

How does KAYAK find such low prices on flights from Texas to Ontario?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Texas to Ontario.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Texas to Ontario?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from Texas is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Texas to Ontario?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back to Texas with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Texas to Ontario?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario from Texas up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Ontario

Information on the airport you'll fly into in Ontario

Cabin class types available on flights to Texas

Complete your trip to Ontario with a hotel stay or car rental

Find direct flights for Ontario

Flights to other popular destinations

Flights from domestic origins to Ontario

Choose which airport to fly into in Ontario

Find deals for your return flight