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Cheap flights from Ontario to Texas from $69

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Texas departing on 10/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ontario to Texas

Cheap round-trip flights

Frontier Logo
1:46 pm - 7:11 pmONT-IAH
3h 25mnonstop
Frontier Logo
5:23 pm - 6:49 pmIAH-ONT
3h 26mnonstop
$118Frontier
Find Deal
vie., oct. 31 - dom., nov. 2
Frontier Logo
12:32 pm - 5:48 pmONT-IAH
3h 16mnonstop
Frontier Logo
4:29 pm - 5:54 pmIAH-ONT
3h 25mnonstop
$119Frontier
Find Deal
jue., oct. 16 - jue., oct. 23
American Airlines Logo
11:59 pm - 4:46 amONT-DFW
2h 47mnonstop
American Airlines Logo
9:14 am - 10:07 amDFW-ONT
2h 53mnonstop
$159American Airlines
Find Deal
mié., oct. 22 - mié., oct. 29
Southwest Logo
11:25 am - 4:25 pmONT-DAL
3h 00mnonstop
Southwest Logo
7:10 pm - 11:40 pmDAL-ONT
6h 30m1 stop
$169Southwest
Find Deal
mié., oct. 22 - vie., oct. 24
Southwest Logo
8:40 am - 4:55 pmONT-DAL
6h 15m2 stops
Southwest Logo
6:00 pm - 7:15 pmDAL-ONT
3h 15mnonstop
$174Southwest
Find Deal
jue., dic. 4 - lun., dic. 8
American Airlines Logo
6:15 am - 6:36 pmONT-ELP
11h 21m1 stop
American Airlines Logo
8:00 am - 3:24 pmELP-ONT
8h 24m1 stop
$183American Airlines
Find Deal
mar., oct. 14 - mar., oct. 21
United Airlines Logo
6:38 pm - 4:54 amONT-AUS
8h 16m1 stop
United Airlines Logo
4:18 pm - 9:49 pmAUS-ONT
7h 31m1 stop
$226United Airlines
Find Deal
jue., nov. 13 - sáb., nov. 15
United Airlines Logo
1:34 pm - 8:52 pmONT-AUS
5h 18m1 stop
United Airlines Logo
4:47 pm - 8:42 pmAUS-ONT
5h 55m1 stop
$231United Airlines
Find Deal
sáb., dic. 6 - mié., dic. 10
Delta Logo
10:00 pm - 9:18 amONT-HOU
9h 18m1 stop
Delta Logo
2:22 pm - 10:22 pmHOU-ONT
10h 00m1 stop
$237Delta
Find Deal
vie., oct. 17 - mar., oct. 21
Delta Logo
11:36 am - 8:42 pmONT-DAL
7h 06m1 stop
Delta Logo
3:59 pm - 11:04 pmDAL-ONT
9h 05m1 stop
$237Delta
Find Deal
sáb., nov. 8 - mar., nov. 18

Frontier flights from Ontario to Texas

Our best Frontier deals on Ontario to Texas flight tickets
Frontier
Oct 31
ONT1:46 pmOntario
3h 25m
IAH7:11 pmHouston George Bush Intcntl
Nov 2
IAH5:23 pmHouston George Bush Intcntl
3h 26m
ONT6:49 pmOntario
$118
Find similar
Frontier
Oct 16
ONT12:32 pmOntario
3h 16m
IAH5:48 pmHouston George Bush Intcntl
Oct 23
IAH4:29 pmHouston George Bush Intcntl
3h 25m
ONT5:54 pmOntario
$119
Find similar
Frontier
Oct 20
ONT12:32 pmOntario
3h 16m
IAH5:48 pmHouston George Bush Intcntl
Oct 30
IAH5:23 pmHouston George Bush Intcntl
3h 26m
ONT6:49 pmOntario
$120
Find similar

American Airlines flights from Ontario to Texas

Our best American Airlines deals on Ontario to Texas flight tickets
American Airlines
Oct 22
ONT11:59 pmOntario
2h 47m
DFW4:46 amDallas/Fort Worth
Oct 29
DFW9:14 amDallas/Fort Worth
2h 53m
ONT10:07 amOntario
$159
Find similar
American Airlines
Oct 14
ONT6:15 amOntario
11h 21m
1 stop
ELP6:36 pmEl Paso
Oct 21
ELP8:00 amEl Paso
8h 24m
1 stop
ONT3:24 pmOntario
$183
Find similar
American Airlines
Oct 23
ONT1:00 pmOntario
4h 56m
1 stop
AUS7:56 pmAustin Bergstrom
Oct 28
AUS2:18 pmAustin Bergstrom
6h 34m
1 stop
ONT6:52 pmOntario
$215
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Texas that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated septiembre 16, 2025.
Use the filters below to find and compare flights from Ontario to Texas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioHouston

ONT - IAH

ONTIAH

Ontario

vie. 10/31

1:46 pm-7:11 pm

Nonstop3h 25m

Houston George Bush Intcntl

dom. 11/2

5:23 pm-6:49 pm

Nonstop3h 26m

$118

OntarioHouston

ONT - IAH

ONTIAH

Ontario

jue. 10/16

12:32 pm-5:48 pm

Nonstop3h 16m

Houston George Bush Intcntl

jue. 10/23

4:29 pm-5:54 pm

Nonstop3h 25m

$119

OntarioDallas

ONT - DFW

ONTDFW

Ontario

mié. 10/22

11:59 pm-4:46 am

Nonstop2h 47m

Dallas/Fort Worth

mié. 10/29

9:14 am-10:07 am

Nonstop2h 53m

$159

OntarioDallas

ONT - DAL

ONTDAL

Ontario

mié. 10/22

11:25 am-4:25 pm

Nonstop3h 00m

Dallas Love Field

vie. 10/24

7:10 pm-11:40 pm

1 stop6h 30m

$169

OntarioDallas

ONT - DAL

ONTDAL

Ontario

jue. 12/4

8:40 am-4:55 pm

2 stops6h 15m

Dallas Love Field

lun. 12/8

6:00 pm-7:15 pm

Nonstop3h 15m

$174

OntarioEl Paso

ONT - ELP

ONTELP

Ontario

mar. 10/14

6:15 am-6:36 pm

1 stop11h 21m

El Paso

mar. 10/21

8:00 am-3:24 pm

1 stop8h 24m

$183

OntarioAustin

ONT - AUS

ONTAUS

Ontario

jue. 11/13

6:38 pm-4:54 am

1 stop8h 16m

Austin Bergstrom

sáb. 11/15

4:18 pm-9:49 pm

1 stop7h 31m

$226

OntarioAustin

ONT - AUS

ONTAUS

Ontario

sáb. 12/6

1:34 pm-8:52 pm

1 stop5h 18m

Austin Bergstrom

mié. 12/10

4:47 pm-8:42 pm

1 stop5h 55m

$231

OntarioHouston

ONT - HOU

ONTHOU

Ontario

vie. 10/17

10:00 pm-9:18 am

1 stop9h 18m

Houston Hobby

mar. 10/21

2:22 pm-10:22 pm

1 stop10h 00m

$237

OntarioDallas

ONT - DAL

ONTDAL

Ontario

sáb. 11/8

11:36 am-8:42 pm

1 stop7h 06m

Dallas Love Field

mar. 11/18

3:59 pm-11:04 pm

1 stop9h 05m

$237

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Texas from

How to get the cheapest flight ticket from Ontario to Texas

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Texas?

The cheapest month to fly to Texas from Ontario is in April. Flight prices, which tend to average around $178, are often lower during this time because this is during the off-season. If you don’t want to visit Texas in April, then you should wait until March to fly from Ontario, when ticket prices are also cheap, with an average price of $200.

What is the cheapest day to depart on your flight to Texas?

According to our data, Thursday is the cheapest day to fly to Texas from Ontario. The lowest ticket price found for a Thursday departure recently was $379. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Texas on Sunday is $490.

What is the cheapest time of day to depart on your flight to Texas?

The cheapest time of day to fly to Texas is in the afternoon when flights can be purchased for as low as $238. Flights to Texas are more costly in the morning, with an average ticket price of $422. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Ontario to Texas flight route?

Fly from Ontario to Houston George Bush Intcntl for the best Ontario - Texas flight prices

How far in advance should I book a flight to Texas?

You are more likely to see cheaper flights to Texas from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Texas for around $238 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Texas from Ontario for as low as $209 on momondo.

What cabin class options are available on Ontario to Texas flights?

There are 4 cabin classes available to choose from on Ontario to Texas flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Ontario to Texas flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Texas

Best Price Found

$116

Fastest flight time

2h 40m

Direct flights

Every day

Airports in Texas

3 airports
The best one-way flight to Texas from Ontario in the past 72 hours is $116. The best round-trip flight deal from Ontario to Texas found on momondo in the last 72 hours is $195.
The fastest flight from Ontario to Texas takes 2h 40m
Direct flights go from Ontario to Texas every day.
There are 3 airports near Texas: Dallas/Fort Worth (DFW), Dallas Love Field (DAL), Austin Bergstrom (AUS)
Search flight deals

  • When did momondo last update prices for flights from Ontario Airport to Texas?

    Prices for flights from Ontario Airport to Texas were last updated today.

  • How many operators does momondo search for flights from Ontario Airport to Texas?

  • How old do you have to be to fly from Ontario Airport to Texas?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Texas.

  • What documentation or ID do you need to fly to Texas?

    The required travel and health documents for your Texas trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Texas. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Ontario to Texas?

Best airlines flying from Ontario to Texas

Compare and see reviews for airlines that fly from Ontario to Texas with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $76Free CancellationRating
5.8
3,174 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $83Free CancellationRating
6.3
8,019 reviews
Search Spirit Airlines flights
DeltaPriceFrom $120Free CancellationRating
7.9
7,957 reviews
Search Delta flights
United AirlinesPriceFrom $174Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights
American AirlinesPriceFrom $174Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $179Free CancellationRating
8.0
4,242 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $225Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Texas?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Texas from Ontario.

Can I find flights from Ontario to Texas with flexible booking policies on momondo?

Yes. All flights to Texas from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ontario to Texas?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Texas.

I’m not ready to book a flight from Ontario to Texas right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Texas from Ontario. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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jue. 10/16
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