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.

$84 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.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Texas to Ontario

Mon, Oct 26 - Thu, Oct 29

7:14 pm - 10:35 amELP El Paso-ONT Ontario

16h 21m1 stop Denver Intl

6:25 am - 6:21 pmONT Ontario-ELP El Paso

10h 56m1 stop Denver Intl

$144Frontier

Sat, Oct 17 - Sat, Oct 24

7:27 pm - 11:50 pmELP El Paso-ONT Ontario

5h 23m1 stop Denver Intl

6:15 am - 6:32 pmONT Ontario-ELP El Paso

11h 17m1 stop Denver Intl

$151Frontier

Tue, Oct 13 - Sat, Oct 17

1:12 pm - 4:30 pmAUS Austin Bergstrom-ONT Ontario

5h 18m1 stop Las Vegas Harry Reid Intl

6:02 am - 6:04 pmONT Ontario-AUS Austin Bergstrom

10h 02m1 stop Seattle/Tacoma Intl

$216Multiple Airlines

Wed, Oct 21 - Sat, Oct 24

1:12 pm - 4:30 pmAUS Austin Bergstrom-ONT Ontario

5h 18m1 stop Las Vegas Harry Reid Intl

7:25 am - 4:49 pmONT Ontario-AUS Austin Bergstrom

7h 24m1 stop Portland

$220Multiple Airlines

Wed, Nov 11 - Tue, Nov 17

8:05 pm - 9:40 pmIAH Houston George Bush Intcntl-ONT Ontario

3h 35mnonstop

6:00 am - 11:10 amONT Ontario-IAH Houston George Bush Intcntl

3h 10mnonstop

$235United Airlines

Sat, Oct 17 - Sat, Oct 24

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

$235United Airlines

Wed, Nov 11 - Sat, Nov 14

8:35 pm - 10:05 pmHOU Houston Hobby-ONT Ontario

3h 30mnonstop

12:00 pm - 5:00 pmONT Ontario-HOU Houston Hobby

3h 00mnonstop

$235Southwest

Wed, Dec 2 - Thu, Dec 10

8:35 pm - 10:05 pmHOU Houston Hobby-ONT Ontario

3h 30mnonstop

12:30 pm - 5:35 pmONT Ontario-HOU Houston Hobby

3h 05mnonstop

$235Southwest

Wed, Oct 7 - Sat, Oct 10

6:06 pm - 11:55 pmAUS Austin Bergstrom-ONT Ontario

7h 49m1 stop Salt Lake City

1:35 pm - 9:42 pmONT Ontario-AUS Austin Bergstrom

6h 07m1 stop Salt Lake City

$245Delta

Sat, Oct 17 - Sat, Oct 24

6:05 pm - 10:11 pmAUS Austin Bergstrom-ONT Ontario

6h 06m1 stop Salt Lake City

1:35 pm - 9:42 pmONT Ontario-AUS Austin Bergstrom

6h 07m1 stop Salt Lake City

$245Delta

Recent last minute flight deals from Texas to Ontario

Fri, Sep 25 - Fri, Oct 9

5:22 pm - 6:39 pmDFW Dallas/Fort Worth-ONT Ontario

3h 17mnonstop

8:35 pm - 5:18 amONT Ontario-DFW Dallas/Fort Worth

6h 43m1 stop Las Vegas Harry Reid Intl

$276Frontier

Thu, Sep 24 - Wed, Oct 28

5:22 pm - 6:39 pmDFW Dallas/Fort Worth-ONT Ontario

3h 17mnonstop

5:33 pm - 10:47 pmONT Ontario-DFW Dallas/Fort Worth

3h 14mnonstop

$278Frontier

Fri, Sep 25 - Mon, Sep 28

7:07 pm - 11:16 amAUS Austin Bergstrom-ONT Ontario

18h 09m1 stop Seattle/Tacoma Intl

11:45 am - 7:29 pmONT Ontario-AUS Austin Bergstrom

5h 44m1 stop Denver Intl

$463Multiple Airlines

Fri, Sep 25 - Tue, Sep 29

5:44 am - 9:29 amMFE McAllen Miller Intl-ONT Ontario

5h 45m1 stop Dallas/Fort Worth

6:00 am - 3:27 pmONT Ontario-MFE McAllen Miller Intl

7h 27m1 stop Dallas/Fort Worth

$464American Airlines

Fri, Sep 25 - Mon, Sep 28

4:24 pm - 11:24 pmAUS Austin Bergstrom-ONT Ontario

9h 00m1 stop Seattle/Tacoma Intl

11:45 am - 7:29 pmONT Ontario-AUS Austin Bergstrom

5h 44m1 stop Denver Intl

$472Multiple Airlines

Thu, Sep 24 - Wed, Oct 28

7:20 pm - 8:25 pmDAL Dallas Love Field-ONT Ontario

3h 05mnonstop

3:25 pm - 8:20 pmONT Ontario-DAL Dallas Love Field

2h 55mnonstop

$484Southwest

Thu, Sep 24 - Wed, Oct 28

7:20 pm - 8:25 pmDAL Dallas Love Field-ONT Ontario

3h 05mnonstop

5:00 pm - 11:20 pmONT Ontario-DAL Dallas Love Field

4h 20m1 stop Phoenix Sky Harbor Intl

$490Southwest

Fri, Sep 25 - Tue, Sep 29

5:44 am - 9:29 amMFE McAllen Miller Intl-ONT Ontario

5h 45m1 stop Dallas/Fort Worth

8:25 am - 5:17 pmONT Ontario-MFE McAllen Miller Intl

6h 52m1 stop Dallas/Fort Worth

$499American Airlines

Tue, Sep 22 - Fri, Sep 25

12:00 pm - 8:24 pmDAL Dallas Love Field-ONT Ontario

10h 24m1 stop Atlanta Hartsfield-Jackson

12:19 pm - 9:57 pmONT Ontario-DAL Dallas Love Field

7h 38m1 stop Atlanta Hartsfield-Jackson

$579Delta

Tue, Sep 22 - Sat, Sep 26

12:00 pm - 8:24 pmDAL Dallas Love Field-ONT Ontario

10h 24m1 stop Atlanta Hartsfield-Jackson

7:05 am - 6:02 pmONT Ontario-DAL Dallas Love Field

8h 57m1 stop Atlanta Hartsfield-Jackson

$621Delta

Useful Info

Low season	January
High season	October
Cheapest flight	$84

Best time to beat the crowds with an average 8% drop in price.

Most popular time to fly and prices are also 18% lower on average.

Flight from Houston George Bush Airport to Ontario

RicardoFlew with American Airlines-Aug 2026

Enjoy the Dallas airport with its variety of restaurants and stores if you have to wait for long layovers.

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.