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Ontario

$54+ Cheap flights from Texas to Ontario (ONT)

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 1/18. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — ONT
Dec 23 — Dec 301
Mon 12/23
Mon 12/30
1 adult, Economy
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Cheap flight deals from Texas to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Texas (USTX) to Ontario (ONT). 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 December 18, 2024.

Round-trip from

$104
(eDestinos)

One-way from

$54
(Frontier)
From Texas to Ontario
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One-way flight from Texas to Ontario
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Find flight deals from Texas to Ontario

Cheapest flights from Texas to Ontario
Explore the most affordable flight options available from Texas to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

This FlightHub deal was found by Cheapflights users on 12/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1710:30 pmAUS - ONT
1 stop16h 09mFrontier
Sun 12/2210:31 pmONT - AUS
1 stop15h 53mFrontier
Deal found 12/17$188
This FlightHub deal was found by Cheapflights users on 12/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/312:20 pmDFW - ONT
Nonstop3h 28mFrontier
Wed 1/812:34 pmONT - DFW
1 stop14h 06mFrontier
Deal found 12/16$196
This CheapOair deal was found by Cheapflights users on 12/17. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2411:28 amELP - ONT
1 stop26h 11mFrontier
Fri 1/249:36 pmONT - ELP
1 stop12h 55mFrontier
Deal found 12/17$198
This FlightHub deal was found by Cheapflights users on 12/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1812:10 pmIAH - ONT
Nonstop3h 23mFrontier
Thu 12/2610:31 pmONT - IAH
1 stop13h 02mFrontier
Deal found 12/17$208
This Booking.com deal was found by Cheapflights users on 12/17. 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.
Tue 12/2410:27 pmSAT - ONT
1 stop27h 32mFrontier
Thu 1/212:59 amONT - SAT
1 stop10h 39mFrontier
Deal found 12/17$278
This American Airlines deal was found by Cheapflights users on 12/17. 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 12/248:36 amDFW - ONT
Nonstop3h 20mAmerican Airlines
Tue 1/76:00 amONT - DFW
Nonstop3h 02mAmerican Airlines
Deal found 12/17$333
This Frontier deal was found by Cheapflights users on 12/17. 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.
Wed 12/257:59 pmHOU - ONT
1 stop6h 00mFrontier
Wed 1/87:45 amONT - HOU
1 stop7h 43mFrontier
Deal found 12/17$364
This Southwest deal was found by Cheapflights users on 12/17. 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 12/312:15 pmDAL - ONT
1 stop6h 40mSouthwest
Tue 1/712:25 pmONT - DAL
1 stop6h 30mSouthwest
Deal found 12/17$381
This United Airlines deal was found by Cheapflights users on 12/17. 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 12/246:02 pmSAT - ONT
1 stop6h 27mUnited Airlines
Wed 12/255:05 amONT - SAT
1 stop5h 50mUnited Airlines
Deal found 12/17$406
This eDestinos deal was found by Cheapflights users on 12/16. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/272:33 pmIAH - ONT
Nonstop3h 23mMultiple Airlines
Mon 12/3010:19 pmONT - IAH
2 stops37h 46mMultiple Airlines
Deal found 12/16$409
This Southwest deal was found by Cheapflights users on 12/17. 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.
Thu 12/266:15 pmELP - ONT
1 stop6h 55mSouthwest
Thu 1/97:30 amONT - ELP
2 stops7h 55mSouthwest
Deal found 12/17$446
This United Airlines deal was found by Cheapflights users on 12/17. 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 12/318:50 pmIAH - ONT
Nonstop3h 39mUnited Airlines
Tue 1/710:47 amONT - IAH
1 stop6h 22mUnited Airlines
Deal found 12/17$495

Find flights from Texas to Ontario within your budget

Customize your flight search to find flights from Texas to Ontario 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 December 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San AntonioOntario

SAT - ONT

SATONT

San Antonio

Sat 1/4

3:36 pm-8:06 am

1 stop18h 30m

Ontario

Wed 1/8

7:45 am-11:56 am

1 stop26h 11m

$104

AustinOntario

AUS - ONT

AUSONT

Austin Bergstrom

Sat 1/18

4:05 pm-7:09 pm

1 stop5h 04m

Ontario

Wed 1/22

7:45 am-3:14 pm

1 stop5h 29m

$106

El PasoOntario

ELP - ONT

ELPONT

El Paso

Thu 1/16

12:31 pm-5:55 pm

1 stop6h 24m

Ontario

Thu 1/23

6:45 am-6:45 pm

1 stop11h 00m

$108

HoustonOntario

IAH - ONT

IAHONT

Houston George Bush Intcntl

Tue 1/14

1:14 pm-11:44 pm

1 stop12h 30m

Ontario

Tue 1/21

7:45 am-12:14 pm

1 stop26h 29m

$126

HoustonOntario

HOU - ONT

HOUONT

Houston Hobby

Mon 1/6

7:59 pm-11:59 pm

1 stop6h 00m

Ontario

Wed 1/22

7:45 am-5:26 pm

1 stop7h 41m

$128

DallasOntario

DFW - ONT

DFWONT

Dallas/Fort Worth

Mon 2/17

5:30 pm-6:58 pm

Nonstop3h 28m

Ontario

Tue 2/25

12:59 am-8:39 pm

1 stop17h 40m

$137

DallasOntario

DFW - ONT

DFWONT

Dallas/Fort Worth

Sat 1/25

8:31 am-9:56 am

Nonstop3h 25m

Ontario

Sat 2/1

6:00 am-11:02 am

Nonstop3h 02m

$179

DallasOntario

DAL - ONT

DALONT

Dallas Love Field

Sat 1/25

6:10 pm-7:30 pm

Nonstop3h 20m

Ontario

Sat 2/1

9:55 am-2:40 pm

Nonstop2h 45m

$180

AustinOntario

AUS - ONT

AUSONT

Austin Bergstrom

Thu 1/30

1:33 pm-10:39 pm

1 stop11h 06m

Ontario

Mon 2/3

1:46 pm-8:43 pm

1 stop4h 57m

$183

AustinOntario

AUS - ONT

AUSONT

Austin Bergstrom

Tue 1/14

12:45 pm-6:24 pm

2 stops7h 39m

Ontario

Tue 1/21

4:25 pm-11:38 pm

1 stop5h 13m

$221

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/18

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

Have a flexible travel schedule? Discover the best time to fly to Ontario from Texas 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 Texas to Ontario

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

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

Currently, September is the cheapest month in which you can book a flight from Texas to Ontario (average of $236). Flying from Texas to Ontario in December is currently the most expensive (average of $298). 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 TX to ONT?

Find hourly flight availability from Texas to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2024.

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

Rainfall in Ontario by month

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

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

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

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated December 18, 2024.
Get a feel of what it's like to fly with American Airlines, Southwest and United Airlines from Texas to Ontario by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,848 reviews

Comfort

8.1

Overall

8.1

Entertainment

7.7

Boarding

8.2

Crew

8.7

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Southwest
8.1
Very good
4,848 reviews
Southwest
8.1
Very good
4,848 reviews

Comfort

8.1

Overall

8.1

Entertainment

7.7

Boarding

8.2

Crew

8.7

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Alaska Airlines
8.0
Very good
9,552 reviews
Southwest
8.1
Very good
4,848 reviews

Comfort

8.1

Overall

8.1

Entertainment

7.7

Boarding

8.2

Crew

8.7

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Delta
8.0
Very good
8,604 reviews
Southwest
8.1
Very good
4,848 reviews

Comfort

8.1

Overall

8.1

Entertainment

7.7

Boarding

8.2

Crew

8.7

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

United Airlines
7.4
Good
9,059 reviews
Southwest
8.1
Very good
4,848 reviews

Comfort

8.1

Overall

8.1

Entertainment

7.7

Boarding

8.2

Crew

8.7

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,848 reviews

Comfort

8.1

Overall

8.1

Entertainment

7.7

Boarding

8.2

Crew

8.7

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Related info for your journey

Find useful and relevant information for your journey from Texas to Ontario. 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 into for flights to Ontario from Texas?

    Most people fly into Ontario (ONT) if they book a flight to Ontario from Texas. Ontario is conveniently located just 3.1 mi from Ontario’s city center.

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

    The cheapest airlines for a one-way flight from Texas to Ontario are Frontier ($54), American Airlines ($84), and Southwest ($90).

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

    While some choose either Houston Hobby - Ontario or Houston George Bush Intcntl - Ontario, Dallas/Fort Worth - Ontario is the most popular route from Texas to Ontario.

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

    Before booking your flight to Ontario from Texas, check out the most reliable airlines to get you to your destination on time: American Airlines (81%), Iberia (73%), British Airways( 72%).

  • What are the cheapest flights from Texas to Ontario?

    The cheapest flight price from Texas to Ontario is $64. On average you can expect to pay $216. The most popular route, (Dallas/Fort Worth - Ontario), can usually be booked for $83.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Texas to Ontario 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 Texas to Ontario?

    Currently, September is the cheapest month in which you can book a flight from Texas to Ontario (average of $236). Flying from Texas to Ontario in December is currently the most expensive (average of $298). 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 Texas to Ontario

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

Discover the top 6 airlines that operate flights from Texas to Ontario. 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 December 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$42Average$174FlexibilityNo cancel feeOn-time65%
FrontierCheapest$56Average$199FlexibilityNo cancel feeOn-time62%
DeltaCheapest$157Average$345FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$174Average$389FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$177Average$406FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$190Average$386FlexibilityNo cancel feeOn-time63%
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