What is the cheapest airline to fly from Raleigh to Harlingen, Texas round-trip?

Our cheapest airline available from Raleigh to Harlingen, Texas is Southwest. Our recent data shows that you can find tickets from as low as $244 on this airline. Users have found that Southwest is 33% cheaper than the other options available to this destination.

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

Travelers seeking maximum savings on their Raleigh to Harlingen, Texas flight should consider departing on Tuesday at noon when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Harlingen, Texas ranges from 1.1 - 5.2 inches per month. September is typically the wettest month, when rainfall can reach 5.2 in. January is typically the driest time to visit Harlingen, Texas when rainfall is around 1.1 in.

If weather is an important factor for your trip to Harlingen, Texas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 60.8 F).

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

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

How can I find direct flights from Raleigh to Harlingen?

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

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

Yes. Cheapflights offers flight deals from Raleigh 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.

Find Cheap Flights from Raleigh to Harlingen, TX

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Cheap flight deals from Raleigh to Harlingen

Popular in	December
Cheapest in	September
Average price	$247

Highest demand for flights based on searches. 24% potential increase in price ($117 potential increase over avg. RT price).

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Cheapest flight prices on average. 6% potential price decrease ($22 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Best time to book a flight from Raleigh to Harlingen

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

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

Currently, April is the cheapest month in which you can book a flight from Raleigh to Harlingen, Texas (average of $267). Flying from Raleigh to Harlingen, Texas 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.

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

When flying from Raleigh to Harlingen, Texas, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 35% versus a flight in the evening.

Reviews of airlines servicing Harlingen

Read reviews from past customers who have flown Southwest from Raleigh to Harlingen. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,242 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Southwest

8.0

Very good

4,242 reviews

Southwest

8.0

Very good

4,242 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

What is the cheapest airline to fly from Raleigh to Harlingen, Texas round-trip?
Our cheapest airline available from Raleigh to Harlingen, Texas is Southwest. Our recent data shows that you can find tickets from as low as $244 on this airline. Users have found that Southwest is 33% cheaper than the other options available to this destination.
Can I find deals for flights from Raleigh to Harlingen that include hotel bookings?
Yes. In addition to deals on Raleigh to Harlingen flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Raleigh to Harlingen?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Raleigh to Harlingen.
Can I find deals for business class flights from Raleigh to Harlingen?
Yes. Cheapflights offers flight deals from Raleigh 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.
What is the cheapest month to book a flight from Raleigh to Harlingen, Texas?
Currently, April is the cheapest month in which you can book a flight from Raleigh to Harlingen, Texas (average of $267). Flying from Raleigh to Harlingen, Texas 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.

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Top airline flying from Raleigh to Harlingen

Airline	Cheapest	Average	Flexibility	On-time
Southwest	Cheapest$244	Average$398	FlexibilityNo cancel fee	On-time63%

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Cheap flights from Raleigh to Harlingen, TX (RDU - HRL)

Find cheap flights from Raleigh to Harlingen with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Raleigh to Harlingen

Popular in

Cheapest in

Average price

Best time to book a flight from Raleigh to Harlingen

Have a flexible travel schedule? Discover the best time to fly to Harlingen from Raleigh with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Raleigh to Harlingen

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

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

Reviews of airlines servicing Harlingen

Read reviews from past customers who have flown Southwest from Raleigh to Harlingen. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What is the cheapest airline to fly from Raleigh to Harlingen, Texas round-trip?

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

How can I find direct flights from Raleigh to Harlingen?

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

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Raleigh to Harlingen

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Top airline flying from Raleigh to Harlingen

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