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.

$72 CHEAP FLIGHTS from Texas to Ontario

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

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

Tue, Oct 13 - Tue, Oct 27

7:14 pm - 10:29 amELP El Paso-ONT Ontario

16h 15m1 stop Denver Intl

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

10h 56m1 stop Denver Intl

$141Frontier

Tue, Oct 20 - Tue, Oct 27

7:14 pm - 10:29 amELP El Paso-ONT Ontario

16h 15m1 stop Denver Intl

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

10h 56m1 stop Denver Intl

$144Frontier

Wed, Oct 14 - Tue, Oct 20

8:21 pm - 11:50 pmAUS Austin Bergstrom-ONT Ontario

5h 29m1 stop Denver Intl

11:13 am - 11:14 pmONT Ontario-AUS Austin Bergstrom

10h 01m1 stop Seattle/Tacoma Intl

$212Multiple Airlines

Thu, Oct 29 - Sat, Oct 31

5:52 pm - 11:54 pmAUS Austin Bergstrom-ONT Ontario

8h 02m1 stop Portland

11:52 am - 7:26 pmONT Ontario-AUS Austin Bergstrom

5h 34m1 stop Denver Intl

$221Multiple 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

Sat, Oct 24 - Wed, Dec 2

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

3h 20mnonstop

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

3h 05mnonstop

$235Southwest

Sat, Oct 24 - Tue, Oct 27

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

3h 20mnonstop

12:40 pm - 5:45 pmONT Ontario-HOU Houston Hobby

3h 05mnonstop

$243Southwest

Sat, Jan 9 - Sat, Jan 16

5:00 am - 9:48 amAUS Austin Bergstrom-ONT Ontario

6h 48m1 stop Dallas/Fort Worth

4:19 pm - 11:58 pmONT Ontario-AUS Austin Bergstrom

5h 39m1 stop Phoenix Sky Harbor Intl

$247American Airlines

Sat, Oct 24 - Sat, Oct 31

6:00 am - 9:35 amIAH Houston George Bush Intcntl-ONT Ontario

5h 35m1 stop Dallas/Fort Worth

6:00 am - 1:12 pmONT Ontario-IAH Houston George Bush Intcntl

5h 12m1 stop Dallas/Fort Worth

$254American Airlines

Recent last minute flight deals from Texas to Ontario

Sun, Sep 27 - Fri, Oct 2

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

$206Frontier

Sun, Sep 27 - Fri, Oct 2

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

$212Frontier

Tue, Sep 29 - Tue, Oct 6

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

6h 05m1 stop Denver Intl

11:13 am - 11:59 pmONT Ontario-IAH Houston George Bush Intcntl

10h 46m1 stop Seattle/Tacoma Intl

$371Multiple Airlines

Thu, Oct 1 - Tue, Oct 6

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

6h 05m1 stop Denver Intl

11:13 am - 11:59 pmONT Ontario-IAH Houston George Bush Intcntl

10h 46m1 stop Seattle/Tacoma Intl

$371Multiple Airlines

Wed, Sep 30 - Wed, Oct 28

11:30 am - 12:30 pmDAL Dallas Love Field-ONT Ontario

3h 00mnonstop

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

2h 55mnonstop

$469Southwest

Wed, Sep 30 - Wed, Oct 14

11:30 am - 12:30 pmDAL Dallas Love Field-ONT Ontario

3h 00mnonstop

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

2h 55mnonstop

$469Southwest

Sat, Sep 26 - Tue, Sep 29

3:14 pm - 8:09 pmAUS Austin Bergstrom-ONT Ontario

6h 55m1 stop Dallas/Fort Worth

6:15 am - 3:42 pmONT Ontario-AUS Austin Bergstrom

7h 27m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth

$478American Airlines

Sun, Sep 27 - Thu, Oct 1

8:20 am - 12:06 pmAUS Austin Bergstrom-ONT Ontario

5h 46m1 stop Phoenix Sky Harbor Intl

1:04 pm - 7:40 pmONT Ontario-AUS Austin Bergstrom

4h 36m1 stop Phoenix Sky Harbor Intl

$487American Airlines

Tue, Sep 29 - Thu, Oct 29

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

10h 24m1 stop Atlanta Hartsfield-Jackson

12:16 pm - 10:39 pmONT Ontario-DAL Dallas Love Field

8h 23m1 stop Atlanta Hartsfield-Jackson

$489Delta

Tue, Sep 29 - Sat, Oct 31

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

10h 24m1 stop Atlanta Hartsfield-Jackson

12:16 pm - 9:58 pmONT Ontario-DAL Dallas Love Field

7h 42m1 stop Atlanta Hartsfield-Jackson

$489Delta

Useful Info

Low season	January
High season	October
Cheapest flight	$72

Best time to beat the crowds with an average 9% 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.