Find out what a flight from Harlingen to Ontario might cost

Prices vary based on date, airline, and availability. Compare several options if you're flying between Harlingen and Ontario.

Select your dates to check current offers.

Try shifting your departure forward or backward by a day to find better options. If you’re looking for a good deal, consider flying outside peak hours as well.

Best airport options between Harlingen and Ontario

If you're open to flying into or out of more than one airport, you’ll have more routes to compare.

• Airports in Harlingen: Harlingen - Rio Grande Valley is the only operating airport.
• Airports in Ontario: Ontario is the sole airport currently available.

Some airports offer extras like lounges, fast track, or self check-in — good to keep in mind. Comparing airports by services offered helps you balance cost and comfort.

Explore flights from Harlingen to Ontario your way

On Jetcost, you can filter by round-trip or one-way, time of day, airline, number of stops, and even by agency like eDreams or Expedia. Options include Delta, United, American, and more.

Other popular destinations

Also interested in United States? Check out: Atlanta, Los Angeles, Miami, New York City, Orlando.

If you’re flexible with dates, try checking the days before and after to see if prices vary. Some routes are offered by multiple agencies — comparing fares can really pay off.