HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from Ontario to Harlingen (ONT - HRL) from $159

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 8/7. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ONT — HRL
Jun 6 — Jun 131
From?
To?
Thu 6/6
Thu 6/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Cheap flight deals from Ontario to Harlingen

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Harlingen (HRL). 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 June 1, 2024.

Popular in

December

Cheapest in

February

Round-trip from

$267

One-way from

$159
High demand for flights, 46% potential price rise
Search Deals
Best time to find cheap flights, 44% potential price drop
Search Deals
From Ontario to Harlingen Valley Intl
Search Deals
One-way flight from Ontario to Harlingen Valley Intl
Search Deals

What is the cheapest day to fly round-trip from Ontario to Harlingen, Texas?

Flights from Ontario to Harlingen, Texas are found to be more expensive on Wednesday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Harlingen, Texas.

What is the cheapest month to fly from Ontario to Harlingen, Texas?

September can be a great time to fly to Harlingen, Texas from Ontario with a flight ticket averaging about $420. Cheapflights users have found deals in the month of September for as cheap as $210. The most expensive prices can be found in the month of March.

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

It’s typically best to fly out from Ontario to Harlingen, Texas in the morning. Doing so could potentially save you 57% on the flight price compared to flying at noon, which is usually more expensive.

Cheap United Airlines flights from Ontario to Harlingen

Explore cheap flight options specifically provided by United Airlines for the route between Ontario and Harlingen. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated June 1, 2024.
Consider these cheap United Airlines flights we've found departing from Ontario to Harlingen. Be sure to come back soon if the deals available don't appeal to you at this time.
Fri 7/56:00 amONT - HRL
1 stop7h 55mUnited Airlines
Thu 7/115:25 pmHRL - ONT
1 stop5h 46mUnited Airlines
Deal found 5/31$448
Fri 7/51:30 pmONT - HRL
2 stops19h 19mUnited Airlines
Thu 7/115:25 pmHRL - ONT
1 stop5h 46mUnited Airlines
Deal found 5/31$562
Thu 7/46:10 amONT - HRL
2 stops31h 45mUnited Airlines
Tue 7/95:10 amHRL - ONT
2 stops33h 05mUnited Airlines
Deal found 5/31$565
Thu 7/46:00 amONT - HRL
1 stop7h 55mUnited Airlines
Tue 7/95:25 pmHRL - ONT
1 stop5h 46mUnited Airlines
Deal found 5/31$577
Thu 7/45:10 amONT - HRL
2 stops12h 21mUnited Airlines
Tue 7/95:25 pmHRL - ONT
1 stop5h 46mUnited Airlines
Deal found 5/31$582
Fri 7/51:30 pmONT - HRL
2 stops19h 19mUnited Airlines
Thu 7/117:25 amHRL - ONT
2 stops30h 43mUnited Airlines
Deal found 5/31$698

Cheap American Airlines flights from Ontario to Harlingen

Explore cheap flight options specifically provided by American Airlines for the route between Ontario and Harlingen. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated June 1, 2024.
Have a look at some of the cheapest available American Airlines flights departing from Ontario and landing in Harlingen. Ensure the flight price, dates, time, and airline match your criteria before you book.
Thu 7/46:00 amONT - HRL
1 stop7h 55mAmerican Airlines
Tue 7/97:45 pmHRL - ONT
1 stop6h 04mAmerican Airlines
Deal found 5/31$462
Thu 7/44:31 pmONT - HRL
2 stops26h 18mAmerican Airlines
Tue 7/97:45 pmHRL - ONT
1 stop6h 04mAmerican Airlines
Deal found 5/31$552
Thu 7/46:30 amONT - HRL
2 stops7h 25mAmerican Airlines
Tue 7/910:04 amHRL - ONT
2 stops10h 18mAmerican Airlines
Deal found 5/31$719

Cheap Ontario to Harlingen flights in June & July 2024

Find cheap flight options from Ontario to Harlingen specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Prices were last updated on June 1, 2024.
These are some of the best deals we've found on flights to Harlingen in 2024 at this time. More deals are always being added, so be sure to check back regularly.
Sun 6/211:59 pmONT - HRL
1 stop7h 48mAmerican Airlines
Mon 6/108:11 pmHRL - ONT
1 stop5h 48mAmerican Airlines
Deal found 5/30$373
Mon 6/312:53 pmONT - HRL
2 stops9h 06mAmerican Airlines
Mon 6/108:11 pmHRL - ONT
1 stop5h 48mAmerican Airlines
Deal found 5/31$378
Sun 6/212:53 pmONT - HRL
2 stops9h 06mAmerican Airlines
Mon 6/108:11 pmHRL - ONT
1 stop5h 48mAmerican Airlines
Deal found 5/30$457
Mon 6/312:53 pmONT - HRL
2 stops9h 06mAmerican Airlines
Mon 6/1012:06 pmHRL - ONT
2 stops8h 31mAmerican Airlines
Deal found 5/31$489
Sun 6/26:45 amONT - HRL
2 stops10h 33mAmerican Airlines
Mon 6/1012:06 pmHRL - ONT
2 stops8h 31mAmerican Airlines
Deal found 5/30$568
Sun 6/26:00 amONT - HRL
1 stop7h 57mUnited Airlines
Mon 6/35:05 amHRL - ONT
2 stops19h 22mUnited Airlines
Deal found 5/30$692
Sun 6/25:15 amONT - HRL
2 stops8h 42mUnited Airlines
Mon 6/35:05 amHRL - ONT
2 stops19h 22mUnited Airlines
Deal found 5/30$772
Mon 6/36:25 pmONT - HRL
3 stops19h 32mUnited Airlines
Mon 6/105:15 pmHRL - ONT
2 stops26h 13mUnited Airlines
Deal found 5/31$863
Sun 6/26:00 amONT - HRL
1 stop12h 56mUnited Airlines
Mon 6/37:25 amHRL - ONT
1 stop15h 49mUnited Airlines
Deal found 5/30$1,529

Ontario to Harlingen 2024 flight deals

Discover exclusive flight deals for travel between Ontario and Harlingen in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated June 1, 2024.
These are some of the best deals we've found on flights to Harlingen in 2024 at this time. More deals are always being added, so be sure to check back regularly.
Sun 6/211:59 pmONT - HRL
1 stop7h 48mAmerican Airlines
Mon 6/108:11 pmHRL - ONT
1 stop5h 48mAmerican Airlines
Deal found 5/30$373
Mon 6/312:53 pmONT - HRL
2 stops9h 06mAmerican Airlines
Mon 6/108:11 pmHRL - ONT
1 stop5h 48mAmerican Airlines
Deal found 5/31$378
Fri 7/56:00 amONT - HRL
1 stop7h 55mUnited Airlines
Thu 7/115:25 pmHRL - ONT
1 stop5h 46mUnited Airlines
Deal found 5/31$448
Sun 6/212:53 pmONT - HRL
2 stops9h 06mAmerican Airlines
Mon 6/108:11 pmHRL - ONT
1 stop5h 48mAmerican Airlines
Deal found 5/30$457
Thu 7/46:00 amONT - HRL
1 stop7h 55mAmerican Airlines
Tue 7/97:45 pmHRL - ONT
1 stop6h 04mAmerican Airlines
Deal found 5/31$462
Mon 6/312:53 pmONT - HRL
2 stops9h 06mAmerican Airlines
Mon 6/1012:06 pmHRL - ONT
2 stops8h 31mAmerican Airlines
Deal found 5/31$489
Thu 7/44:31 pmONT - HRL
2 stops26h 18mAmerican Airlines
Tue 7/97:45 pmHRL - ONT
1 stop6h 04mAmerican Airlines
Deal found 5/31$552
Fri 7/51:30 pmONT - HRL
2 stops19h 19mUnited Airlines
Thu 7/115:25 pmHRL - ONT
1 stop5h 46mUnited Airlines
Deal found 5/31$562
Thu 7/46:10 amONT - HRL
2 stops31h 45mUnited Airlines
Tue 7/95:10 amHRL - ONT
2 stops33h 05mUnited Airlines
Deal found 5/31$565

One-way flights to Harlingen from Ontario

Search for one-way flight options from Ontario to Harlingen. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated June 1, 2024.
Take a look at some of the best available options we've come across on one-way flights from Ontario to Harlingen. Those seeking round-trip flights from Ontario to Harlingen should utilize the search form at the the top of the page.
Wed 8/76:00 amONT - HRL
1 stop7h 55mUnited Airlines
Deal found 5/31$159
Thu 7/186:25 pmONT - HRL
2 stops14h 22mUnited Airlines
Deal found 5/30$278
Wed 8/75:10 amONT - HRL
2 stops12h 11mUnited Airlines
Deal found 5/31$284
Tue 6/185:15 amONT - HRL
2 stops13h 46mUnited Airlines
Deal found 5/31$298
Thu 7/1811:59 pmONT - HRL
1 stop7h 35mAmerican Airlines
Deal found 5/30$326
Tue 6/186:00 amONT - HRL
1 stop7h 57mUnited Airlines
Deal found 5/31$463

Find flights from Ontario to Harlingen within your budget

Customize your flight search to find flights from Ontario to Harlingen 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 2,784,634 searches. Data last updated June 1, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$448 - $719

Route

Depart

Return

Price

OntarioHarlingen Valley Intl

ONT - HRL

ONTHRL

Ontario

Fri 7/5

1 stop7h 55m

Harlingen Valley Intl

Thu 7/11

1 stop5h 46m

$448

OntarioHarlingen Valley Intl

ONT - HRL

ONTHRL

Ontario

Thu 7/4

1 stop7h 55m

Harlingen Valley Intl

Tue 7/9

1 stop6h 04m

$462

OntarioHarlingen Valley Intl

ONT - HRL

ONTHRL

Ontario

Thu 7/4

2 stops26h 18m

Harlingen Valley Intl

Tue 7/9

1 stop6h 04m

$552

OntarioHarlingen Valley Intl

ONT - HRL

ONTHRL

Ontario

Fri 7/5

2 stops19h 19m

Harlingen Valley Intl

Thu 7/11

1 stop5h 46m

$562

OntarioHarlingen Valley Intl

ONT - HRL

ONTHRL

Ontario

Thu 7/4

2 stops31h 45m

Harlingen Valley Intl

Tue 7/9

2 stops33h 05m

$565

OntarioHarlingen Valley Intl

ONT - HRL

ONTHRL

Ontario

Thu 7/4

1 stop7h 55m

Harlingen Valley Intl

Tue 7/9

1 stop5h 46m

$577

OntarioHarlingen Valley Intl

ONT - HRL

ONTHRL

Ontario

Thu 7/4

2 stops12h 21m

Harlingen Valley Intl

Tue 7/9

1 stop5h 46m

$582

OntarioHarlingen Valley Intl

ONT - HRL

ONTHRL

Ontario

Fri 7/5

2 stops19h 19m

Harlingen Valley Intl

Thu 7/11

2 stops30h 43m

$698

OntarioHarlingen Valley Intl

ONT - HRL

ONTHRL

Ontario

Thu 7/4

2 stops7h 25m

Harlingen Valley Intl

Tue 7/9

2 stops10h 18m

$719

Flights are sorted by cheapest first

Deals found on 5/31

What is the cheapest day to fly from Ontario to Harlingen, Texas?

Use this chart to determine the cheapest time to fly round-trip from Ontario to Harlingen. Price data was last updated on May 26, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Ontario to Harlingen, Texas flight should consider departing on Thursday mornings when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Ontario to Harlingen

Have a flexible travel schedule? Discover the best time to fly to Harlingen 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.

Temperature and rainfall in Harlingen by month

Plan your trip to Harlingen by taking into account the average temperature and rainfall totals by month.

HRL

Temperature

60.8 - 84.2 °F

Reviews of airlines servicing Harlingen

Get insights into the airlines that provide service to Harlingen. 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 Harlingen. Reviews last updated June 1, 2024.
Read through reviews of airlines operating flights from Ontario to Harlingen, such as United Airlines and American Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,754 reviews
Check prices

Crew

8.1

Food

6.7

Entertainment

7.1

Comfort

7.2

Overall

7.4

Boarding

7.7

Reviews

1 / 10

Flight from shv was great. My connecting flight was canceled though. Had to stay overnight in airport

United Airlines
7.4
Good
10,754 reviews
United Airlines
7.4
Good
10,754 reviews
Check prices

Crew

8.1

Food

6.7

Entertainment

7.1

Comfort

7.2

Overall

7.4

Boarding

7.7

Reviews

1 / 10

Flight from shv was great. My connecting flight was canceled though. Had to stay overnight in airport

American Airlines
7.3
Good
14,268 reviews
United Airlines
7.4
Good
10,754 reviews
Check prices

Crew

8.1

Food

6.7

Entertainment

7.1

Comfort

7.2

Overall

7.4

Boarding

7.7

Reviews

1 / 10

Flight from shv was great. My connecting flight was canceled though. Had to stay overnight in airport

Related info for your journey

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

  • Can I find flights from Ontario to Harlingen, Texas for under $500 on Cheapflights?

    Yes, there are multiple flights from Ontario to Harlingen, Texas for under $500. The cheapest flight booked recently is on United Airlines for just $448, but on average you can expect to pay $573.

  • What are the cheapest airlines flying from Ontario to Harlingen, Texas round-trip?

    Flying on United Airlines is currently your cheapest option to Harlingen, Texas, with prices starting at $448. Another option worth looking into is American Airlines, starting at $462 round trip.

  • What does ONT to HRL mean?

    Ontario Airport is ONT and Harlingen Valley Intl Airport is HRL. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

  • Can I find deals for flights from Ontario to Harlingen that include extra baggage allowance?

    The amount of baggage you can bring on your Ontario to Harlingen flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Ontario to Harlingen with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ontario to Harlingen flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

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

  • Can I find deals for flights from Ontario to Harlingen that allow pets onboard?

    Many airlines flying from Ontario to Harlingen offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Ontario to Harlingen?

    Yes, you can often find last-minute deals on Ontario to Harlingen flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Ontario to Harlingen, Texas flight deals updated?

    The Ontario to Harlingen, Texas flight deals you see on this page were last updated on 5/31.

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

    Currently, April is the cheapest month in which you can book a flight from Ontario to Harlingen, Texas (average of $267). Flying from Ontario to Harlingen, Texas in July is currently the most expensive (average of $464). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Harlingen
See prices for flight routes from nearby airports that may be better suited for you.

Los Angeles to Dallas/Fort Worth flights
Los Angeles to Hobby flights
Ontario to Dallas/Fort Worth flights
Los Angeles to George Bush Intcntl flights
San Francisco to Dallas/Fort Worth flights
Burbank to Dallas/Fort Worth flights
Santa Ana to Dallas/Fort Worth flights
Los Angeles to Austin flights
Ontario to Hobby flights
San Francisco to Hobby flights
San Francisco to Austin flights
Ontario to George Bush Intcntl flights
San Jose to Dallas/Fort Worth flights
San Diego to Dallas/Fort Worth flights
Oakland to Dallas/Fort Worth flights
Los Angeles to San Antonio flights
San Francisco to George Bush Intcntl flights
Las Vegas to Dallas/Fort Worth flights
Burbank to Hobby flights
Burbank to George Bush Intcntl flights
Oakland to Hobby flights
Santa Ana to Hobby flights
Sacramento to Dallas/Fort Worth flights
Ontario to Austin flights
San Diego to Hobby flights
Oakland to George Bush Intcntl flights
San Diego to George Bush Intcntl flights
Santa Ana to George Bush Intcntl flights
Los Angeles to El Paso flights
Ontario to San Antonio flights
San Jose to Hobby flights
Burbank to San Antonio flights
Santa Ana to Austin flights
Sacramento to Hobby flights
San Diego to Austin flights
Las Vegas to Hobby flights
Las Vegas to Love Field flights
San Jose to George Bush Intcntl flights
Oakland to Austin flights
Las Vegas to George Bush Intcntl flights
San Jose to Austin flights
San Francisco to San Antonio flights
Fresno to Dallas/Fort Worth flights
Sacramento to George Bush Intcntl flights
Las Vegas to Austin flights
Long Beach to Dallas/Fort Worth flights
Burbank to Austin flights
Ontario to Love Field flights
Los Angeles to Love Field flights
Reno to Hobby flights

Top airline flying from Ontario to Harlingen

Discover the top airline that operate flights from Ontario to Harlingen. 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 2,784,634 searches. Data last updated June 1, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$244Average$386FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Cincinnati to Chicago flights
San Francisco to Bengaluru flights
USA to Egypt flights
New Orleans to Miami flights
Denver to Chicago flights
Denver to Tampa flights
Indianapolis to Orlando flights
San Francisco to Mumbai flights
Chicago to New York flights
Detroit to New York flights
San Jose to Seattle flights
Ontario to Huntsville flights

Search flights from Ontario to Harlingen by cabin class

Find flights from Ontario to Harlingen, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Laayoune Hassan I
Flights to Virac
Flights to Figari-Sud Corse
Flights to Edremit/Korfez
Flights to Rhinelander Oneida County
Flights to Girona Costa Brava
Flights to Brainerd Crow Wing County
Flights to Parikia Paros
Flights to Cortez Montezuma County
Flights to Miyakojima Hirara
Flights to Zadar
Flights to Trapani Birgi
Flights to Provincetown
Flights to Oran Es Senia
Flights to Constanţa Mihail Kogalniceanu
Flights to Vava'u Lupepau'U
Flights to Urumqi
Flights to Hakodate
Flights to Naxos
Flights to Dalaman
Flights to Hyannis Barnstable
Flights to Devils Lake
Flights to Bastia Poretta
Flights to Karpathos

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Harlingen?

Cheapflights helps you search for flights from Ontario to Harlingen via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Harlingen?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ontario to Harlingen.

Can Cheapflights find flights from Ontario to Harlingen with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ontario to Harlingen flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Ontario to Harlingen become cheaper?

Not ready to book yet? You can track prices for flights from Ontario to Harlingen on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines