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$53+ 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 5/30. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — DFW
may. 6 — may. 131
mar. 5/6
mar. 5/13
1 adult, Economy
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Cheap flight deals from Ontario to Texas

Keep the following information in mind while searching for Ontario to Texas flight deals. Data was last updated mayo 1, 2025.

Round-trip from

$99
(Kiwi.com)

One-way from

$55
(CheapOair)

Popular in

December

Cheapest in

January

Average price

$205

Good round-trip deal

$199 or less

Good one-way deal

$109 or less
From Ontario to Texas
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One-way flight from Ontario to Texas
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Highest demand for flights based on searches. 5% potential increase in price ($12 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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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 mayo 1, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/308:38 pmONT - DFW
Nonstop3h 07mFrontier
lun. 6/26:03 pmDFW - ONT
Nonstop3h 09mFrontier
Deal found 4/30$103
This Mytrip deal was found by Cheapflights users on 4/29. 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.
lun. 5/192:06 pmONT - IAH
Nonstop3h 31mFrontier
mié. 5/285:12 pmIAH - ONT
Nonstop3h 30mFrontier
Deal found 4/29$103
This Frontier deal was found by Cheapflights users on 4/30. 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.
dom. 5/1112:59 amONT - SAT
1 stop11h 18mFrontier
jue. 5/222:18 pmSAT - ONT
1 stop8h 31mFrontier
Deal found 4/30$178
This Frontier deal was found by Cheapflights users on 4/30. 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.
lun. 6/212:59 amONT - ELP
1 stop10h 44mFrontier
vie. 6/61:08 pmELP - ONT
1 stop11h 42mFrontier
Deal found 4/30$208
This flugladen.de deal was found by Cheapflights users on 4/29. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/192:06 pmONT - IAH
Nonstop3h 31mMultiple Airlines
mié. 5/285:54 pmIAH - ONT
1 stop8h 03mMultiple Airlines
Deal found 4/29$215
This Frontier deal was found by Cheapflights users on 5/1. 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.
vie. 5/212:26 pmONT - AUS
1 stop8h 54mFrontier
lun. 5/56:00 amAUS - ONT
1 stop7h 26mFrontier
Deal found 5/1$218
This Southwest deal was found by Cheapflights users on 4/30. 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.
vie. 7/45:25 amONT - ELP
1 stop3h 50mSouthwest
mar. 7/85:25 pmELP - ONT
1 stop6h 15mSouthwest
Deal found 4/30$230
This American Airlines deal was found by Cheapflights users on 4/30. 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.
mié. 5/2811:59 pmONT - DFW
Nonstop2h 57mAmerican Airlines
dom. 6/18:42 amDFW - ONT
Nonstop3h 08mAmerican Airlines
Deal found 4/30$236
This Delta deal was found by Cheapflights users on 4/30. 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.
mié. 6/256:00 amONT - DFW
1 stop6h 43mDelta
mié. 7/28:15 amDFW - ONT
1 stop6h 02mDelta
Deal found 4/30$237
This Delta deal was found by Cheapflights users on 4/29. 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.
sáb. 6/217:05 amONT - DAL
1 stop8h 49mDelta
mié. 7/24:08 pmDAL - ONT
1 stop8h 17mDelta
Deal found 4/29$237
This American Airlines deal was found by Cheapflights users on 4/30. 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.
mié. 7/212:55 pmONT - AUS
1 stop5h 00mAmerican Airlines
sáb. 7/55:25 pmAUS - ONT
1 stop7h 02mAmerican Airlines
Deal found 4/30$243
This American Airlines deal was found by Cheapflights users on 4/30. 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.
jue. 9/1810:31 amONT - ELP
1 stop6h 01mAmerican Airlines
mié. 9/2412:47 pmELP - ONT
1 stop6h 04mAmerican Airlines
Deal found 4/30$245

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated mayo 1, 2025.
Use the filters below to find and compare flights from Ontario to Texas that are best for you.

Fly from

Ontario

Fly to

Texas

Route

Depart

Return

Price

OntarioDallas

ONT - DFW

ONTDFW

Ontario

jue. 5/29

8:38 pm-1:45 am

Nonstop3h 07m

Dallas/Fort Worth

vie. 6/6

6:03 pm-7:12 pm

Nonstop3h 09m

$99

OntarioHouston

ONT - IAH

ONTIAH

Ontario

lun. 5/19

2:06 pm-7:37 pm

Nonstop3h 31m

Houston George Bush Intcntl

mié. 5/28

5:12 pm-6:42 pm

Nonstop3h 30m

$103

OntarioSan Antonio

ONT - SAT

ONTSAT

Ontario

dom. 5/4

12:59 am-2:17 pm

1 stop11h 18m

San Antonio

jue. 5/8

6:25 pm-11:59 pm

1 stop7h 34m

$178

OntarioEl Paso

ONT - ELP

ONTELP

Ontario

sáb. 5/3

1:15 pm-7:49 pm

1 stop5h 34m

El Paso

jue. 5/8

1:25 pm-11:59 pm

1 stop11h 34m

$208

OntarioHouston

ONT - IAH

ONTIAH

Ontario

lun. 5/19

2:06 pm-7:37 pm

Nonstop3h 31m

Houston George Bush Intcntl

mié. 5/28

5:54 pm-11:57 pm

1 stop8h 03m

$215

OntarioAustin

ONT - AUS

ONTAUS

Ontario

vie. 5/9

12:16 pm-11:20 pm

1 stop9h 04m

Austin Bergstrom

lun. 5/12

6:00 am-11:15 am

1 stop7h 15m

$218

OntarioEl Paso

ONT - ELP

ONTELP

Ontario

mar. 6/10

1:45 pm-7:15 pm

1 stop4h 30m

El Paso

mié. 6/11

5:45 am-8:10 am

1 stop3h 25m

$225

OntarioDallas

ONT - DFW

ONTDFW

Ontario

mié. 5/28

11:59 pm-4:56 am

Nonstop2h 57m

Dallas/Fort Worth

dom. 6/1

8:42 am-9:50 am

Nonstop3h 08m

$236

OntarioDallas

ONT - DFW

ONTDFW

Ontario

sáb. 6/21

1:15 pm-9:09 pm

1 stop5h 54m

Dallas/Fort Worth

mar. 7/1

6:20 pm-10:45 pm

1 stop6h 25m

$237

OntarioDallas

ONT - DAL

ONTDAL

Ontario

sáb. 6/21

7:05 am-5:54 pm

1 stop8h 49m

Dallas Love Field

mié. 6/25

4:08 pm-10:25 pm

1 stop8h 17m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Texas

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 mayo 1, 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 mayo 1, 2025.

The most flights from ONT to USTX are scheduled on a Wednesday (19 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (10 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 mayo 1, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest 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.
Alaska Airlines
8.0
Very good
9,968 reviews

Food

7.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,968 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Food

7.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,294 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Food

7.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Food

7.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,409 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Food

7.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Food

7.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 $55 on Frontier. Other airlines that offer cheap prices include United Airlines from $94 and American Airlines from $102 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 (87%), British Airways (85%), Iberia( 84%).

  • What are the cheapest flights from Ontario to Texas?

    Looking at all options, your cheapest flight can be booked for $78. While the most popular route (Ontario - Dallas/Fort Worth) can be booked for $104 on average our data indicates $800 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 mayo 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$75Average$179FlexibilityNo cancel feeOn-time65%
FrontierCheapest$76Average$187FlexibilityNo cancel feeOn-time62%
DeltaCheapest$173Average$386FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$174Average$377FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$195Average$375FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$198Average$408FlexibilityNo cancel feeOn-time69%

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