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

Direct

Recent round-trip flight deals from Texas to Ontario

Tue, Sep 1 - Sat, Sep 5

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

3h 23mnonstop

10:59 am - 4:23 pmONT Ontario-IAH Houston George Bush Intcntl

3h 24mnonstop

$135Frontier

Wed, Sep 2 - Sat, Sep 5

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

3h 23mnonstop

10:59 am - 4:23 pmONT Ontario-IAH Houston George Bush Intcntl

3h 24mnonstop

$135Frontier

Sat, Sep 5 - Fri, Sep 11

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

3h 10mnonstop

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

3h 05mnonstop

$235Southwest

Sat, Sep 5 - Fri, Sep 11

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

3h 10mnonstop

12:25 pm - 8:10 pmONT Ontario-HOU Houston Hobby

5h 45m1 stop Denver Intl

$245Southwest

Tue, Oct 27 - Thu, Oct 29

8:30 am - 9:53 amDFW Dallas/Fort Worth-ONT Ontario

3h 23mnonstop

2:13 pm - 11:59 pmONT Ontario-DFW Dallas/Fort Worth

7h 46m1 stop Seattle/Tacoma Intl

$250Multiple Airlines

Mon, Aug 31 - Wed, Sep 9

5:46 pm - 9:48 amDFW Dallas/Fort Worth-ONT Ontario

18h 02m1 stop Portland

7:11 pm - 12:19 amONT Ontario-DFW Dallas/Fort Worth

3h 08mnonstop

$250Multiple Airlines

Sat, Sep 5 - Fri, Sep 11

12:52 pm - 1:53 pmDFW Dallas/Fort Worth-ONT Ontario

3h 01mnonstop

2:22 pm - 7:38 pmONT Ontario-DFW Dallas/Fort Worth

3h 16mnonstop

$255American Airlines

Sat, Sep 5 - Sun, Sep 6

8:30 am - 9:34 amDFW Dallas/Fort Worth-ONT Ontario

3h 04mnonstop

7:05 am - 12:15 pmONT Ontario-DFW Dallas/Fort Worth

3h 10mnonstop

$255American Airlines

Sat, Sep 19 - 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

$257United Airlines

Sat, Oct 10 - Sat, Oct 17

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

$257United Airlines

Recent last minute flight deals from Texas to Ontario

Wed, Aug 12 - Fri, Sep 11

5:20 am - 11:50 pmDFW Dallas/Fort Worth-ONT Ontario

20h 30m1 stop Denver Intl

7:46 pm - 12:54 amONT Ontario-DFW Dallas/Fort Worth

3h 08mnonstop

$253Frontier

Mon, Aug 10 - Sun, Oct 4

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

6h 44m1 stop Denver Intl

7:46 pm - 12:54 amONT Ontario-DFW Dallas/Fort Worth

3h 08mnonstop

$257Frontier

Fri, Aug 14 - Sun, Aug 16

8:30 am - 9:34 amDFW Dallas/Fort Worth-ONT Ontario

3h 04mnonstop

7:05 am - 12:15 pmONT Ontario-DFW Dallas/Fort Worth

3h 10mnonstop

$401American Airlines

Wed, Aug 12 - Fri, Sep 11

3:28 pm - 11:34 pmDFW Dallas/Fort Worth-ONT Ontario

10h 06m2 stops Minneapolis St Paul Salt Lake City

6:00 am - 9:00 pmONT Ontario-DFW Dallas/Fort Worth

13h 00m2 stops Seattle/Tacoma Intl Salt Lake City

$438Delta

Wed, Aug 12 - Thu, Sep 10

11:15 am - 4:05 pmDAL Dallas Love Field-ONT Ontario

6h 50m1 stop Las Vegas Harry Reid Intl

8:30 am - 4:00 pmONT Ontario-DAL Dallas Love Field

5h 30m1 stop Las Vegas Harry Reid Intl

$440Southwest

Wed, Aug 12 - Thu, Sep 10

11:15 am - 4:05 pmDAL Dallas Love Field-ONT Ontario

6h 50m1 stop Las Vegas Harry Reid Intl

8:30 am - 5:15 pmONT Ontario-DAL Dallas Love Field

6h 45m2 stops Las Vegas Harry Reid Intl Amarillo

$445Southwest

Wed, Aug 12 - Thu, Sep 10

11:40 am - 8:01 pmDFW Dallas/Fort Worth-ONT Ontario

10h 21m2 stops Denver Intl San Francisco

6:08 am - 2:24 pmONT Ontario-DFW Dallas/Fort Worth

6h 16m1 stop San Francisco

$445United Airlines

Wed, Aug 12 - Sun, Aug 16

12:42 pm - 6:15 pmAUS Austin Bergstrom-ONT Ontario

7h 33m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl

7:05 am - 2:47 pmONT Ontario-AUS Austin Bergstrom

5h 42m1 stop Dallas/Fort Worth

$524American Airlines

Wed, Aug 12 - Mon, Aug 17

5:19 am - 12:12 pmMFE McAllen Miller Intl-ONT Ontario

8h 53m2 stops Houston George Bush Intcntl San Francisco

7:13 pm - 11:25 amONT Ontario-MFE McAllen Miller Intl

14h 12m2 stops San Francisco Houston George Bush Intcntl

$609United Airlines

Mon, Aug 10 - Thu, Aug 13

12:12 pm - 6:30 pmDAL Dallas Love Field-ONT Ontario

8h 18m1 stop Atlanta Hartsfield-Jackson

10:00 pm - 9:12 amONT Ontario-DAL Dallas Love Field

9h 12m1 stop Atlanta Hartsfield-Jackson

$631Delta

Useful Info

Low season	January
High season	November
Cheapest flight	$63

Best time to beat the crowds with an average 8% 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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Return flight deals

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