Cheap flights from Harlingen to Houston from $119

The month of October is, on average, the cheapest month to fly to Houston from Harlingen, with most prices found around $267. The month of December is another great option to travel to Houston, with average flight prices from Harlingen averaging around $273.

On average, the least expensive day to fly to Houston from Harlingen is on a Saturday. momondo users have found tickets for Saturday departures for as low as $396. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Houston on Thursday is $430.

Our data shows that the cheapest Harlingen to Houston flights are usually those with departure times in the evening. Our users have found flights to Houston in the evening for as low as $339. Try not to purchase tickets at noon because they tend to be around $534. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Harlingen Valley Intl to Houston Hobby for the best Harlingen Valley Intl - Houston flight prices

As of November 2026, there are 15 flights per day flying from Harlingen to Houston. The most common time of day flights depart is 5:00AM, with 43% of flights taking off in the afternoon.

The number of flights available between Harlingen and Houston is 111 per week as of November 2026. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.