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$52+ Cheap flights from Ontario (ONT) to Texas

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — DFW
Jan 27 — Feb 31
Mon 1/27
Mon 2/3
1 adult, Economy
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Cheap flight deals from Ontario to Texas

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Texas (USTX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 22, 2025.

Round-trip from

$105
(Frontier)

One-way from

$52
(Trip.com)

Good round-trip deal

$236 or less

Good one-way deal

$112 or less
From Ontario to Texas
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One-way flight from Ontario to Texas
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Price to beat on a round-trip flight from Ontario to Texas.
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Price to beat on a one-way flight from Ontario to Texas.
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Find flight deals from Ontario to Texas

Cheapest flights from Ontario to Texas
Explore the most affordable flight options available from Ontario to Texas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 22, 2025.

This Mytrip deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/262:43 pmONT - SAT
1 stop24h 15mFrontier
Sat 3/12:18 pmSAT - ONT
1 stop11h 51mFrontier
Deal found 1/21$108
This Trip.com deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2612:59 amONT - DFW
1 stop21h 06mFrontier
Tue 3/45:30 pmDFW - ONT
Nonstop3h 28mFrontier
Deal found 1/21$115
This Gotogate deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/34:15 pmONT - IAH
1 stop6h 04mFrontier
Mon 4/710:17 pmIAH - ONT
1 stop18h 10mFrontier
Deal found 1/20$116
This Justfly.com deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/57:45 amONT - HOU
1 stop7h 41mFrontier
Sat 2/153:43 pmHOU - ONT
1 stop19h 48mFrontier
Deal found 1/22$118
This Booking.com deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/512:34 pmONT - ELP
1 stop21h 57mFrontier
Thu 2/67:45 pmELP - ONT
1 stop14h 55mFrontier
Deal found 1/21$120
This Frontier deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/31:46 pmONT - AUS
1 stop4h 57mFrontier
Thu 2/69:33 pmAUS - ONT
1 stop11h 38mFrontier
Deal found 1/21$180
This Southwest deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/111:30 amONT - AUS
Nonstop2h 40mSouthwest
Wed 4/304:20 pmAUS - ONT
Nonstop3h 10mSouthwest
Deal found 1/21$231
This United Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1110:47 amONT - DFW
2 stops10h 18mUnited Airlines
Tue 4/88:51 amDFW - ONT
1 stop8h 26mUnited Airlines
Deal found 1/20$233
This American Airlines deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/47:00 amONT - DFW
Nonstop3h 02mAmerican Airlines
Wed 2/128:31 amDFW - ONT
Nonstop3h 25mAmerican Airlines
Deal found 1/21$234
This Delta deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/181:05 pmONT - DFW
1 stop8h 52mDelta
Sat 2/225:32 amDFW - ONT
1 stop8h 23mDelta
Deal found 1/21$237
This Delta deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/197:05 amONT - DAL
1 stop7h 23mDelta
Tue 2/256:00 amDAL - ONT
1 stop7h 55mDelta
Deal found 1/22$237
This American Airlines deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1112:49 pmONT - IAH
2 stops8h 06mAmerican Airlines
Wed 3/195:00 amIAH - ONT
1 stop7h 01mAmerican Airlines
Deal found 1/22$242

Find flights from Ontario to Texas within your budget

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, Cheapflights users made 2,558,603 searches. Data last updated January 22, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

OntarioSan Antonio

ONT - SAT

ONTSAT

Ontario

Fri 3/7

12:59 am-1:18 pm

1 stop10h 19m

San Antonio

Thu 3/13

2:18 pm-12:09 am

1 stop11h 51m

$105

OntarioDallas

ONT - DFW

ONTDFW

Ontario

Wed 2/26

12:59 am-12:05 am

1 stop21h 06m

Dallas/Fort Worth

Tue 3/4

5:30 pm-6:58 pm

Nonstop3h 28m

$115

OntarioHouston

ONT - IAH

ONTIAH

Ontario

Sun 3/9

4:04 pm-9:21 pm

Nonstop3h 17m

Houston George Bush Intcntl

Sat 3/15

12:07 pm-1:43 pm

Nonstop3h 36m

$117

OntarioHouston

ONT - HOU

ONTHOU

Ontario

Wed 2/5

7:45 am-5:26 pm

1 stop7h 41m

Houston Hobby

Sat 2/15

3:43 pm-9:31 am

1 stop19h 48m

$118

OntarioEl Paso

ONT - ELP

ONTELP

Ontario

Wed 2/5

12:34 pm-11:31 am

1 stop21h 57m

El Paso

Thu 2/6

7:45 pm-9:40 am

1 stop14h 55m

$120

OntarioAustin

ONT - AUS

ONTAUS

Ontario

Mon 2/3

1:46 pm-8:43 pm

1 stop4h 57m

Austin Bergstrom

Thu 2/6

9:33 pm-7:11 am

1 stop11h 38m

$180

OntarioAustin

ONT - AUS

ONTAUS

Ontario

Tue 4/1

11:30 am-4:10 pm

Nonstop2h 40m

Austin Bergstrom

Wed 4/30

4:20 pm-5:30 pm

Nonstop3h 10m

$231

OntarioDallas

ONT - DFW

ONTDFW

Ontario

Tue 2/11

10:47 am-11:05 pm

2 stops10h 18m

Dallas/Fort Worth

Tue 4/8

8:51 am-3:17 pm

1 stop8h 26m

$233

OntarioDallas

ONT - DFW

ONTDFW

Ontario

Tue 2/4

7:00 am-12:02 pm

Nonstop3h 02m

Dallas/Fort Worth

Wed 2/12

8:31 am-9:56 am

Nonstop3h 25m

$234

OntarioDallas

ONT - DFW

ONTDFW

Ontario

Tue 2/18

1:05 pm-11:57 pm

1 stop8h 52m

Dallas/Fort Worth

Sat 2/22

5:32 am-11:55 am

1 stop8h 23m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/22

Showing 1-10 of 60 results
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Best time to book a flight from Ontario to Texas

Have a flexible travel schedule? Discover the best time to fly to Texas from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Ontario to Texas

Get recent, data-driven insights about flights from Ontario to Texas including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Ontario to Texas?

Currently, August is the cheapest month in which you can book a flight from Ontario to Texas (average of $216). Flying from Ontario to Texas in March is currently the most expensive (average of $295). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ONT to TX?

Find hourly flight availability from Ontario to Texas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 22, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Texas as you normally would.

Weekly flight availability from Ontario to Texas

Explore weekly flight availability from Ontario to Texas. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 22, 2025.

The most flights from ONT to USTX are scheduled on a Monday (12 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in Texas by month

Plan your trip to Texas by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Texas ranges from 3.2 - 5.9 inches per month. June is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit Texas when rainfall is around 3.2 in.

Temperature in Texas by month

Plan your trip to Texas by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Texas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Texas

Get insights into the airlines that provide service to Texas. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Texas. Reviews last updated January 22, 2025.
Get a feel of what it's like to fly with American Airlines, Frontier and Delta from Ontario to Texas by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,654 reviews

Boarding

8.2

Comfort

8.1

Crew

8.7

Overall

8.1

Food

7.2

Entertainment

7.7

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Southwest
8.1
Very good
4,654 reviews
Southwest
8.1
Very good
4,654 reviews

Boarding

8.2

Comfort

8.1

Crew

8.7

Overall

8.1

Food

7.2

Entertainment

7.7

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Alaska Airlines
8.0
Very good
9,707 reviews
Southwest
8.1
Very good
4,654 reviews

Boarding

8.2

Comfort

8.1

Crew

8.7

Overall

8.1

Food

7.2

Entertainment

7.7

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Delta
8.0
Very good
8,512 reviews
Southwest
8.1
Very good
4,654 reviews

Boarding

8.2

Comfort

8.1

Crew

8.7

Overall

8.1

Food

7.2

Entertainment

7.7

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

United Airlines
7.4
Good
8,975 reviews
Southwest
8.1
Very good
4,654 reviews

Boarding

8.2

Comfort

8.1

Crew

8.7

Overall

8.1

Food

7.2

Entertainment

7.7

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,654 reviews

Boarding

8.2

Comfort

8.1

Crew

8.7

Overall

8.1

Food

7.2

Entertainment

7.7

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Texas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Ontario to Texas?

    Ontario (ONT) is the airport you will fly out of if you book a flight from Ontario to Texas. It is only a 3.1 mi journey to Ontario (ONT) from Ontario’s city center.

  • What are the cheapest airlines to fly from Ontario to Texas one-way?

    One-way options have recently been found by users for as low as $52 on Frontier. Other airlines that offer cheap prices include American Airlines from $90 and Southwest from $90 one-way.

  • What are the most popular routes from Ontario to Texas?

    When deciding which route to take from Ontario to Texas consider Ontario - Dallas/Fort Worth, Ontario - Houston Hobby or Ontario - Houston George Bush Intcntl as they are the most popular.

  • What are the most reliable airlines from Ontario to Texas?

    Before booking your flight to Texas from Ontario, check out the most reliable airlines to get you to your destination on time: American Airlines (84%), British Airways (81%), Iberia( 80%).

  • What are the cheapest flights from Ontario to Texas?

    Looking at all options, your cheapest flight can be booked for $97. While the most popular route (Ontario - Dallas/Fort Worth) can be booked for $94 on average our data indicates $785 when flying from Ontario to Texas.

  • Can I find deals for flights from Ontario to Texas that include hotel bookings?

    Yes. In addition to deals on Ontario to Texas flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Texas?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Texas.

  • Can I find deals for business class flights from Ontario to Texas?

    Yes. Cheapflights offers flight deals from Ontario to Texas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ontario to Texas?

    Currently, August is the cheapest month in which you can book a flight from Ontario to Texas (average of $216). Flying from Ontario to Texas in March is currently the most expensive (average of $295). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Ontario to Texas

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Ontario to Texas

Discover the top 6 airlines that operate flights from Ontario to Texas. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$61Average$180FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$81Average$183FlexibilityNo cancel feeOn-time65%
DeltaCheapest$99Average$390FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$183Average$397FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$185Average$377FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$215Average$428FlexibilityNo cancel feeOn-time69%
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