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.

$71 CHEAP FLIGHTS from Texas to Ontario

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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

Mon, Oct 26 - Tue, Nov 3

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

$137Frontier

Thu, Oct 1 - Mon, Oct 5

4:20 pm - 5:48 pmIAH Houston George Bush Intcntl-ONT Ontario

3h 28mnonstop

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

3h 13mnonstop

$146Frontier

Thu, Oct 8 - Tue, Oct 13

6:17 pm - 11:54 pmIAH Houston George Bush Intcntl-ONT Ontario

7h 37m1 stop Portland

6:15 am - 9:36 amONT Ontario-IAH Houston George Bush Intcntl

25h 21m1 stop Denver Intl

$231Multiple Airlines

Thu, Oct 1 - Sat, Oct 3

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

Thu, Oct 1 - Thu, Oct 8

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

Sat, Oct 17 - Sat, Oct 24

8:20 am - 9:40 amHOU Houston Hobby-ONT Ontario

3h 20mnonstop

11:50 am - 4:55 pmONT Ontario-HOU Houston Hobby

3h 05mnonstop

$235Southwest

Sat, Sep 26 - Tue, Sep 29

8:25 am - 9:35 amHOU Houston Hobby-ONT Ontario

3h 10mnonstop

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

3h 05mnonstop

$235Southwest

Tue, Feb 2 - Sat, Feb 6

6:06 pm - 10:00 amIAH Houston George Bush Intcntl-ONT Ontario

17h 54m1 stop Portland

11:36 am - 11:58 pmONT Ontario-IAH Houston George Bush Intcntl

10h 22m1 stop Seattle/Tacoma Intl

$255Alaska Airlines

Mon, Oct 26 - Thu, Oct 29

7:27 pm - 11:55 pmIAH Houston George Bush Intcntl-ONT Ontario

6h 28m1 stop Salt Lake City

6:00 am - 1:29 pmONT Ontario-IAH Houston George Bush Intcntl

5h 29m1 stop Salt Lake City

$255Delta

Thu, Oct 15 - Mon, Oct 26

3:09 pm - 9:54 pmHOU Houston Hobby-ONT Ontario

8h 45m1 stop Atlanta Hartsfield-Jackson

11:15 pm - 10:08 amONT Ontario-HOU Houston Hobby

8h 53m1 stop Atlanta Hartsfield-Jackson

$255Delta

Recent last minute flight deals from Texas to Ontario

Sat, Sep 12 - Wed, Sep 23

8:20 pm - 11:47 pmSAT San Antonio-ONT Ontario

5h 27m1 stop Denver Intl

11:45 am - 7:25 pmONT Ontario-SAT San Antonio

5h 40m1 stop Denver Intl

$224Frontier

Fri, Sep 11 - Tue, Sep 29

8:24 pm - 11:47 pmAUS Austin Bergstrom-ONT Ontario

5h 23m1 stop Denver Intl

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

5h 44m1 stop Denver Intl

$247Frontier

Thu, Sep 10 - Wed, Sep 16

9:03 pm - 11:16 amDFW Dallas/Fort Worth-ONT Ontario

16h 13m1 stop Seattle/Tacoma Intl

6:15 am - 1:47 pmONT Ontario-DFW Dallas/Fort Worth

5h 32m1 stop Denver Intl

$386Multiple Airlines

Wed, Sep 9 - Wed, Sep 16

9:17 am - 12:06 pmMAF Midland Intl-ONT Ontario

4h 49m1 stop Phoenix Sky Harbor Intl

8:25 am - 4:42 pmONT Ontario-MAF Midland Intl

6h 17m1 stop Dallas/Fort Worth

$411American Airlines

Thu, Sep 10 - Thu, Sep 17

9:17 am - 12:06 pmMAF Midland Intl-ONT Ontario

4h 49m1 stop Phoenix Sky Harbor Intl

12:37 pm - 7:41 pmONT Ontario-MAF Midland Intl

5h 04m1 stop Dallas/Fort Worth

$411American Airlines

Wed, Sep 9 - Wed, Sep 16

6:15 pm - 10:05 pmMAF Midland Intl-ONT Ontario

5h 50m1 stop Houston Hobby

8:35 am - 5:35 pmONT Ontario-MAF Midland Intl

7h 00m2 stops Phoenix Sky Harbor Intl Dallas Love Field

$416Southwest

Fri, Sep 11 - Wed, Sep 16

3:10 pm - 10:15 pmMAF Midland Intl-ONT Ontario

9h 05m1 stop Denver Intl

2:10 pm - 8:35 pmONT Ontario-MAF Midland Intl

4h 25m1 stop Las Vegas Harry Reid Intl

$416Southwest

Wed, Sep 9 - Sat, Sep 12

12:23 pm - 10:40 pmDFW Dallas/Fort Worth-ONT Ontario

12h 17m2 stops Salt Lake City Seattle/Tacoma Intl

6:00 am - 3:43 pmONT Ontario-DFW Dallas/Fort Worth

7h 43m1 stop Seattle/Tacoma Intl

$446Delta

Fri, Sep 11 - Sun, Sep 13

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

3h 17mnonstop

8:24 pm - 6:05 pmONT Ontario-DFW Dallas/Fort Worth

19h 41m3 stops Las Vegas Harry Reid Intl Nashville Intl Fort Leonard Wood Waynesville Regional

$448Multiple Airlines

Wed, Sep 9 - Wed, Sep 16

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

10h 24m1 stop Atlanta Hartsfield-Jackson

12:17 pm - 9:57 pmONT Ontario-DAL Dallas Love Field

7h 40m1 stop Atlanta Hartsfield-Jackson

$621Delta

Useful Info

Low season	January
High season	November
Cheapest flight	$71

Best time to beat the crowds with an average 12% drop in price.

Most popular time to fly and prices are also 4% 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.