ONT

$54 Find Cheap Flights from Texas to Ontario

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Ontario departing on 3/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$123
Overall average: $367
Frontier
Wed 3/4Sat 3/7
AUS - ONT • 1 stop
Cheapest non-stop
$126
Typical prices: $144-$276
Frontier
Mon 3/23Mon 3/30
IAH - ONT • Non-stop
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We hope you love your trip to Ontario!
Flight Deals
Useful Info
Flight Deals

Cheap Flights from Texas to Ontario

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Texas to Ontario that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Texas to Ontario

Wed, Mar 4 - Sat, Mar 7
Frontier Logo
8:30 am - 9:34 pm
AUS
-
ONT
15h 04m
1 stop
Frontier Logo
6:15 am - 9:50 pm
ONT
-
AUS
13h 35m
1 stop
$123Frontier
Mon, Mar 23 - Mon, Mar 30
Frontier Logo
1:00 pm - 2:45 pm
IAH
-
ONT
3h 45mnonstop
Frontier Logo
4:22 pm - 9:42 pm
ONT
-
IAH
3h 20mnonstop
$126Frontier
Tue, Feb 24 - Wed, Feb 25
Southwest Logo
5:20 pm - 6:40 pm
DAL
-
ONT
3h 20mnonstop
Southwest Logo
11:00 am - 3:45 pm
ONT
-
DAL
2h 45mnonstop
$219Southwest
Tue, Mar 3 - Wed, Mar 4
Delta Logo
6:00 am - 12:02 pm
DAL
-
ONT
8h 02m
1 stop
Delta Logo
1:15 pm - 10:31 pm
ONT
-
DAL
7h 16m
1 stop
$229Delta
Tue, Mar 3 - Tue, Mar 17
Delta Logo
2:27 pm - 9:05 pm
DAL
-
ONT
8h 38m
1 stop
Delta Logo
12:57 pm - 10:45 pm
ONT
-
DAL
7h 48m
1 stop
$239Delta
Fri, Feb 27 - Wed, Mar 4
Southwest Logo
7:45 pm - 9:05 pm
DAL
-
ONT
3h 20mnonstop
Southwest Logo
11:00 am - 3:45 pm
ONT
-
DAL
2h 45mnonstop
$244Southwest
Thu, Apr 23 - Mon, Apr 27
American Airlines Logo
7:41 pm - 11:46 pm
BRO
-
ONT
6h 05m
1 stop
American Airlines Logo
11:59 pm - 10:12 am
ONT
-
BRO
8h 13m
1 stop
$314American Airlines
Thu, Apr 23 - Mon, Apr 27
United Airlines Logo
5:25 pm - 9:50 pm
BRO
-
ONT
6h 25m
1 stop
United Airlines Logo
6:49 pm - 11:19 am
ONT
-
BRO
14h 30m
2 stops
$315United Airlines
Fri, Apr 3 - Wed, Apr 15
American Airlines Logo
8:05 pm - 8:51 am
BRO
-
ONT
14h 46m
2 stops
American Airlines Logo
11:59 pm - 10:12 am
ONT
-
BRO
8h 13m
1 stop
$349American Airlines
Tue, Apr 14 - Wed, Apr 15
United Airlines Logo
5:05 pm - 8:36 pm
LBB
-
ONT
5h 31m
1 stop
United Airlines Logo
1:34 pm - 9:43 pm
ONT
-
LBB
6h 09m
1 stop
$389United Airlines
Useful Info

Good to know

Low seasonSeptember
Cheapest flight$54
Best time to beat the crowds with an average 7% drop in price.
Flight from Dallas/Fort Worth Airport to Ontario

FAQs for booking flights from Texas to Ontario

  • 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

Information on the airport you'll fly into in Ontario

Ontario (ONT)