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.

$63 CHEAP FLIGHTS from Texas to Ontario

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Cheap Flights from Texas to Ontario

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

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Last minute

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Recent round-trip flight deals from Texas to Ontario

Sat, Sep 5 - Fri, Sep 11

5:38 pm - 7:01 pmIAH Houston George Bush Intcntl-ONT Ontario

3h 23mnonstop

6:45 pm - 11:58 pmONT Ontario-IAH Houston George Bush Intcntl

3h 13mnonstop

$130Frontier

Fri, Sep 11 - Fri, Sep 11

6:25 am - 10:30 amIAH Houston George Bush Intcntl-ONT Ontario

6h 05m1 stop Denver Intl

6:45 pm - 11:58 pmONT Ontario-IAH Houston George Bush Intcntl

3h 13mnonstop

$135Frontier

Sun, Sep 6 - Fri, Sep 11

12:15 pm - 1:30 pmHOU Houston Hobby-ONT Ontario

3h 15mnonstop

11:00 am - 4:05 pmONT Ontario-HOU Houston Hobby

3h 05mnonstop

$215Southwest

Fri, Sep 11 - Sat, Sep 12

8:05 am - 9:15 amHOU Houston Hobby-ONT Ontario

3h 10mnonstop

11:55 am - 5:00 pmONT Ontario-HOU Houston Hobby

3h 05mnonstop

$222Southwest

Mon, Sep 21 - Sat, Sep 26

8:30 pm - 9:59 pmIAH Houston George Bush Intcntl-ONT Ontario

3h 29mnonstop

6:00 am - 11:15 amONT Ontario-IAH Houston George Bush Intcntl

3h 15mnonstop

$228United Airlines

Mon, Sep 21 - Sat, Sep 26

8:30 pm - 9:59 pmIAH Houston George Bush Intcntl-ONT Ontario

3h 29mnonstop

6:00 am - 11:15 amONT Ontario-IAH Houston George Bush Intcntl

3h 15mnonstop

$228United Airlines

Thu, Oct 1 - Sat, Oct 10

5:00 am - 9:29 amAUS Austin Bergstrom-ONT Ontario

6h 29m1 stop Dallas/Fort Worth

7:00 am - 3:39 pmONT Ontario-AUS Austin Bergstrom

6h 39m1 stop Dallas/Fort Worth

$233American Airlines

Thu, Sep 10 - Sat, Sep 12

12:34 pm - 6:13 pmAUS Austin Bergstrom-ONT Ontario

7h 39m1 stop Phoenix Sky Harbor Intl

12:37 pm - 7:55 pmONT Ontario-AUS Austin Bergstrom

5h 18m1 stop Dallas/Fort Worth

$233American Airlines

Thu, Dec 24 - Thu, Jan 7

12:30 pm - 4:13 pmAUS Austin Bergstrom-ONT Ontario

5h 43m1 stop Salt Lake City

6:00 am - 2:57 pmONT Ontario-AUS Austin Bergstrom

6h 57m1 stop Salt Lake City

$233Delta

Thu, Oct 8 - Wed, Oct 14

8:15 am - 12:21 pmAUS Austin Bergstrom-ONT Ontario

6h 06m1 stop Salt Lake City

1:24 pm - 9:42 pmONT Ontario-AUS Austin Bergstrom

6h 18m1 stop Salt Lake City

$233Delta

Recent last minute flight deals from Texas to Ontario

Mon, Aug 17 - Mon, Aug 17

7:35 am - 8:41 amDFW Dallas/Fort Worth-ONT Ontario

3h 06mnonstop

4:09 pm - 5:48 amONT Ontario-DFW Dallas/Fort Worth

11h 39m1 stop Las Vegas Harry Reid Intl

$262Frontier

Mon, Aug 17 - Fri, Aug 28

5:20 am - 10:04 amDFW Dallas/Fort Worth-ONT Ontario

6h 44m1 stop Denver Intl

8:17 am - 1:31 pmONT Ontario-DFW Dallas/Fort Worth

3h 14mnonstop

$264Frontier

Tue, Aug 18 - Wed, Aug 19

1:55 pm - 8:55 amDAL Dallas Love Field-ONT Ontario

21h 00m1 stop Las Vegas Harry Reid Intl

2:15 pm - 7:15 pmONT Ontario-DAL Dallas Love Field

3h 00mnonstop

$468Southwest

Tue, Aug 18 - Wed, Aug 19

1:55 pm - 8:55 amDAL Dallas Love Field-ONT Ontario

21h 00m1 stop Las Vegas Harry Reid Intl

1:10 pm - 9:05 pmONT Ontario-DAL Dallas Love Field

5h 55m1 stop Phoenix Sky Harbor Intl

$478Southwest

Sat, Aug 15 - Sat, Aug 22

10:34 am - 6:15 pmHRL Harlingen Valley Intl-ONT Ontario

9h 41m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl

10:29 am - 6:13 pmONT Ontario-HRL Harlingen Valley Intl

5h 44m1 stop Dallas/Fort Worth

$508American Airlines

Fri, Aug 14 - Sun, Aug 16

5:45 pm - 11:52 pmDFW Dallas/Fort Worth-ONT Ontario

8h 07m1 stop Portland

6:00 am - 1:19 pmONT Ontario-DFW Dallas/Fort Worth

5h 19m1 stop Denver Intl

$521Multiple Airlines

Sat, Aug 15 - Wed, Aug 19

7:00 am - 12:03 pmAUS Austin Bergstrom-ONT Ontario

7h 03m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl

6:15 am - 1:23 pmONT Ontario-AUS Austin Bergstrom

5h 08m1 stop Phoenix Sky Harbor Intl

$524American Airlines

Fri, Aug 14 - Sat, Aug 22

12:02 pm - 3:54 pmDFW Dallas/Fort Worth-ONT Ontario

5h 52m1 stop Las Vegas Harry Reid Intl

7:12 am - 6:27 pmONT Ontario-DFW Dallas/Fort Worth

9h 15m2 stops Portland Spokane

$532Multiple Airlines

Sun, Aug 16 - Sat, Sep 5

6:11 pm - 11:34 pmAUS Austin Bergstrom-ONT Ontario

7h 23m1 stop Salt Lake City

1:06 pm - 9:31 pmONT Ontario-AUS Austin Bergstrom

6h 25m1 stop Salt Lake City

$537Delta

Sat, Aug 15 - Tue, Aug 25

10:30 am - 6:30 pmDAL Dallas Love Field-ONT Ontario

10h 00m1 stop Atlanta Hartsfield-Jackson

7:05 am - 5:43 pmONT Ontario-DAL Dallas Love Field

8h 38m1 stop Atlanta Hartsfield-Jackson

$581Delta

Useful Info

Low season	January
High season	November
Cheapest flight	$63

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

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

Flight from Houston George Bush Airport to Ontario

FraxysFlew with American Airlines-Feb 2026

Bring your own snacks or sandwich for dinner in the plane.

JoelFlew with American Airlines-May 2024

Dallas is a very spread out airport, jus make sure that you have enough time to transfer during layovers. Also all the restaurants close fairly early

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

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Complete your trip

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Information on the airport you'll fly into in Ontario

Ontario (ONT)

ONT

$63 Find Cheap Flights from Texas to Ontario - Compare and Save

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

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Flights from Texas to Ontario: the best tips from KAYAK users

FAQs for booking flights from Texas to Ontario

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