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South Padre Island

$235+ Cheap flights from Ontario (ONT) to South Padre Island, TX

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 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HRL
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Ontario to South Padre Island

Keep the following information in mind while searching for Ontario to South Padre Island flight deals. Data was last updated September 16, 2025.

Round-trip from

$374
(United Airlines)

One-way from

$235
(United Airlines)

Popular in

May

Cheapest in

August

Average price

$348
From Ontario to South Padre Island
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One-way flight from Ontario to South Padre Island
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Highest demand for flights based on searches. 5% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Ontario to South Padre Island

Cheapest flights from Ontario to South Padre Island
Explore the most affordable flight options available from Ontario to South Padre Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This American Airlines deal was found by Cheapflights users on 9/14. 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.
Mon 10/1311:59 pmONT - BRO
1 stop7h 54mAmerican Airlines
Thu 10/167:08 pmBRO - ONT
1 stop6h 51mAmerican Airlines
Deal found 9/14$468
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Thu 10/91:15 pmONT - BRO
2 stops8h 18mUnited Airlines
Thu 10/165:15 pmBRO - ONT
1 stop6h 09mUnited Airlines
Deal found 9/15$494
This American Airlines deal was found by Cheapflights users on 9/13. 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.
Mon 12/222:42 pmONT - BRO
1 stop6h 04mAmerican Airlines
Fri 12/267:48 pmBRO - ONT
1 stop5h 58mAmerican Airlines
Deal found 9/13$735
This American Airlines deal was found by Cheapflights users on 9/13. 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.
Sat 12/2011:59 pmONT - BRO
1 stop7h 52mAmerican Airlines
Fri 12/267:48 pmBRO - ONT
1 stop5h 58mAmerican Airlines
Deal found 9/13$771
This American Airlines deal was found by Cheapflights users on 9/13. 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.
Sun 12/2112:55 pmONT - BRO
2 stops7h 51mAmerican Airlines
Sat 12/277:48 pmBRO - ONT
1 stop5h 58mAmerican Airlines
Deal found 9/13$776
This American Airlines deal was found by Cheapflights users on 9/13. 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.
Mon 12/222:42 pmONT - BRO
1 stop6h 04mAmerican Airlines
Sat 12/277:48 pmBRO - ONT
1 stop5h 58mAmerican Airlines
Deal found 9/13$781
This American Airlines deal was found by Cheapflights users on 9/13. 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.
Sat 12/2011:59 pmONT - BRO
1 stop7h 52mAmerican Airlines
Sat 12/277:48 pmBRO - ONT
1 stop5h 58mAmerican Airlines
Deal found 9/13$817
This American Airlines deal was found by Cheapflights users on 9/13. 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.
Sun 12/2111:59 pmONT - BRO
1 stop7h 52mAmerican Airlines
Fri 12/267:48 pmBRO - ONT
1 stop5h 58mAmerican Airlines
Deal found 9/13$829

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to South Padre Island 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 September 16, 2025.
Use the filters below to find and compare flights from Ontario to South Padre Island that are best for you.

Fly from

Ontario

Fly to

South Padre Island

Route

Depart

Return

Price

OntarioBrownsville

ONT - BRO

ONTBRO

Ontario

Sat 3/7

6:02 am-1:36 pm

1 stop5h 34m

Brownsville South Padre Is. Intl

Wed 3/11

5:25 pm-9:21 pm

1 stop5h 56m

$374

OntarioBrownsville

ONT - BRO

ONTBRO

Ontario

Tue 3/10

6:00 am-2:20 pm

1 stop6h 20m

Brownsville South Padre Is. Intl

Wed 3/11

5:49 am-9:29 am

1 stop5h 40m

$469

OntarioBrownsville

ONT - BRO

ONTBRO

Ontario

Tue 3/10

6:00 am-5:53 pm

2 stops9h 53m

Brownsville South Padre Is. Intl

Wed 3/11

12:07 pm-10:45 pm

2 stops12h 38m

$479

OntarioBrownsville

ONT - BRO

ONTBRO

Ontario

Thu 10/9

1:15 pm-11:33 pm

2 stops8h 18m

Brownsville South Padre Is. Intl

Thu 10/16

5:15 pm-9:24 pm

1 stop6h 09m

$494

OntarioBrownsville

ONT - BRO

ONTBRO

Ontario

Mon 10/13

10:09 am-10:30 pm

2 stops10h 21m

Brownsville South Padre Is. Intl

Thu 10/16

7:08 pm-11:59 pm

1 stop6h 51m

$558

OntarioBrownsville

ONT - BRO

ONTBRO

Ontario

Mon 12/22

2:42 pm-10:46 pm

1 stop6h 04m

Brownsville South Padre Is. Intl

Fri 12/26

7:48 pm-11:46 pm

1 stop5h 58m

$735

OntarioBrownsville

ONT - BRO

ONTBRO

Ontario

Tue 10/14

6:00 am-4:00 pm

1 stop8h 00m

$235

OntarioBrownsville

ONT - BRO

ONTBRO

Ontario

Sun 10/5

6:00 am-4:00 pm

1 stop8h 00m

$489

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Best time to book a flight from Ontario to South Padre Island

Have a flexible travel schedule? Discover the best time to fly to South Padre Island 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 South Padre Island

What is the cheapest month to book a flight from Ontario to South Padre Island?

Currently, April is the cheapest month in which you can book a flight from Ontario to South Padre Island (average of $267). Flying from Ontario to South Padre Island in June is currently the most expensive (average of $382). 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.

Reviews of airlines servicing South Padre Island

Get insights into the airlines that provide service to South Padre Island. 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 South Padre Island. Reviews last updated September 16, 2025.
Peruse reviews from past customers who have flown with American Airlines from Ontario to South Padre Island to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Crew

8.0

Boarding

7.5

Food

6.4

Comfort

7.2

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2025

PIT - DFW

Due to gate changes,we nearly missed our flight. The gate agent reassigned our seats and would NOT give us our assigned seats,but she did honor that same request to the man who arrived after us. Her rudeness and difficulty was not appropriate.
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Crew

8.0

Boarding

7.5

Food

6.4

Comfort

7.2

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2025

PIT - DFW

Due to gate changes,we nearly missed our flight. The gate agent reassigned our seats and would NOT give us our assigned seats,but she did honor that same request to the man who arrived after us. Her rudeness and difficulty was not appropriate.

Related info for your journey

Find useful and relevant information for your journey from Ontario to South Padre Island. 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 South Padre Island?

    If you book a flight to South Padre Island from Ontario, you will be flying from Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario. There are 0 flights from Ontario to South Padre Island per day from 3 different airlines.

  • How long is the flight from Ontario to South Padre Island?

    Airlines like United Airlines fly from Ontario to South Padre Island in about 5h 34m. The time it takes to get you to your destination can typically vary by up to . The distance from Ontario to South Padre Island is about 1328 mi.

  • Can I find deals for flights from Ontario to South Padre Island that include hotel bookings?

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

  • How can I find direct flights from Ontario to South Padre Island?

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

  • Can I find deals for business class flights from Ontario to South Padre Island?

    Yes. Cheapflights offers flight deals from Ontario to South Padre Island 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 South Padre Island?

    Currently, April is the cheapest month in which you can book a flight from Ontario to South Padre Island (average of $267). Flying from Ontario to South Padre Island in June is currently the most expensive (average of $382). 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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Top 3 airlines flying from Ontario to South Padre Island

Discover the top 3 airlines that operate flights from Ontario to South Padre Island. 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$174Average$404FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$249Average$328FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$250Average$412FlexibilityNo cancel feeOn-time63%

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