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>

$61 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 24% 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

$103

Overall average: $269

Frontier

Thu 1/15Sun 1/18

DFW - ONT • Non-stop

Cheapest one-way

$61

Typical prices: $140-$472

Frontier

Wed 2/11

AUS - ONT • 1 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

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Texas to Ontario that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

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

Thu, Jan 15 - Sun, Jan 18

5:34 pm - 7:01 pm

DFW

ONT

3h 27mnonstop

7:56 pm - 12:52 am

ONT

DFW

2h 56mnonstop

$103Frontier

Sat, Feb 21 - Mon, Feb 23

6:00 am - 7:26 am

DFW

ONT

3h 26mnonstop

2:06 pm - 7:11 pm

ONT

DFW

3h 05mnonstop

$104Frontier

Sat, Jan 24 - Mon, Jan 26

4:08 pm - 11:24 pm

IAH

ONT

9h 16m1 stop

1:05 pm - 5:55 am

ONT

IAH

14h 50m1 stop

$142Multiple Airlines

Mon, Feb 9 - Wed, Feb 11

8:00 am - 12:10 pm

IAH

ONT

6h 10m1 stop

8:10 am - 11:32 pm

ONT

IAH

13h 22m1 stop

$150Multiple Airlines

Wed, Feb 4 - Sat, Feb 7

5:20 pm - 6:40 pm

DAL

ONT

3h 20mnonstop

7:15 am - 12:00 pm

ONT

DAL

2h 45mnonstop

$179Southwest

Sat, Feb 14 - Sat, Feb 21

2:10 pm - 3:30 pm

DAL

ONT

3h 20mnonstop

5:35 am - 10:20 am

ONT

DAL

2h 45mnonstop

$189Southwest

Tue, Feb 3 - Wed, Feb 25

2:17 pm - 9:05 pm

DAL

ONT

8h 48m1 stop

10:20 pm - 9:55 am

ONT

DAL

9h 35m1 stop

$217Delta

Wed, Jan 21 - Wed, Jan 28

6:00 am - 11:31 am

DAL

ONT

7h 31m1 stop

10:30 pm - 9:41 am

ONT

DAL

9h 11m1 stop

$218Delta

Sat, Jan 24 - Sat, Jan 31

5:25 pm - 9:58 pm

HRL

ONT

6h 33m1 stop

6:00 am - 4:06 pm

ONT

HRL

8h 06m1 stop

$251United Airlines

Sat, Jan 24 - Sat, Jan 31

12:10 pm - 10:53 pm

HRL

ONT

12h 43m2 stops

6:00 am - 4:06 pm

ONT

HRL

8h 06m1 stop

$256United Airlines

Useful Info

Low season	September
High season	December
Cheapest flight	$61

Best time to beat the crowds with an average 10% drop in price.

Most popular time to fly with an average 21% increase in price.

Flight from Austin 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

$61 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