What are the cheapest airlines flying from Harlingen, Texas to Las Vegas round-trip?

According to our current data, Southwest ($196), American Airlines ($217), and United Airlines ($302) offers the cheapest pricing from Harlingen, Texas to Las Vegas. You may be able to fly from Harlingen, Texas to Las Vegas for 47% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from Harlingen, Texas to Las Vegas one-way?

The cheapest airline one-way is Southwest, with whom users have recently found tickets for as low as $96. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Harlingen, Texas to Las Vegas for a low price.

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

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

In terms of precipitation, rainfall in Las Vegas ranges from 0.1 - 0.8 inches per month. February is typically the wettest month, when rainfall can reach 0.8 in. May is typically the driest time to visit Las Vegas when rainfall is around 0.1 in.

If weather is an important factor for your trip to Las Vegas, 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 93.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

What are the most popular airlines that fly from Harlingen, Texas to Las Vegas?

American Airlines, United Airlines and Southwest are the most popular airlines when flying from Harlingen, Texas to Las Vegas.

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

It’s generally more expensive to depart on a Saturday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

How far in advance should I book a flight from Harlingen, Texas to Las Vegas?

Travelers have found it’s best to book a flight 59 days in advance to save up to 170% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 59 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Harlingen, Texas to Las Vegas 1-2 weeks in advance for as low as $319, or $448 for flights within the next 24 hours.

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

The best pricing can be found in the month of September. Prices to Las Vegas from Harlingen, Texas average $375. You can even find prices in September for less than $375, as users have found deals to Las Vegas from as low as $195. The month of December appears to be one of the more expensive times to travel to Las Vegas from Harlingen, Texas. Flying in the targeted month can save you up to 26%.

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

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

How can I find direct flights from Harlingen to Las Vegas?

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

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

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

$96+ Flights from Harlingen, TX to Las Vegas

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Harlingen to Las Vegas with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Harlingen Valley Intl to Las Vegas Harry Reid Intl are usually found in September or January, booked 58 days in advance, depart on a Sunday or Tuesday and return on a Wednesday

Cheap flight deals from Harlingen to Las Vegas

Round-trip from	$196 (Southwest)
One-way from	$96 (Southwest)
Popular in	December
Cheapest in	September
Average price	$367

From Harlingen Valley Intl to Las Vegas Harry Reid Intl

Search Deals

One-way flight from Harlingen Valley Intl to Las Vegas Harry Reid Intl

Search Deals

Highest demand for flights based on searches. 3% potential increase in price ($14 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from Harlingen to Las Vegas

Cheapest flights from Harlingen to Las Vegas
Explore the most affordable flight options available from Harlingen to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Tue 9/237:25 amHRL - LAS

1 stop6h 40mSouthwest

Tue 9/3011:25 amLAS - HRL

1 stop8h 00mSouthwest

Deal found 7/27

$196

Tue 8/196:30 pmHRL - LAS

1 stop5h 20mAmerican Airlines

Fri 8/2211:59 pmLAS - HRL

1 stop7h 33mAmerican Airlines

Deal found 7/28

$217

Mon 8/255:20 pmHRL - LAS

2 stops9h 14mUnited Airlines

Wed 8/276:00 amLAS - HRL

1 stop8h 02mUnited Airlines

Deal found 7/29

$302

Best flights from Harlingen to Las Vegas
Discover carefully curated flight deals from Harlingen to Las Vegas that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2025.

Tue 9/237:25 amHRL - LAS

1 stop6h 40mSouthwest

Tue 9/3011:25 amLAS - HRL

1 stop8h 00mSouthwest

Deal found 7/27

$196

Tue 8/196:30 pmHRL - LAS

1 stop5h 20mAmerican Airlines

Fri 8/2211:59 pmLAS - HRL

1 stop7h 33mAmerican Airlines

Deal found 7/28

$217

Mon 8/255:20 pmHRL - LAS

2 stops9h 14mUnited Airlines

Wed 8/276:00 amLAS - HRL

1 stop8h 02mUnited Airlines

Deal found 7/29

$302

Last-minute flights from Harlingen to Las Vegas
Discover last-minute flight deals from Harlingen to Las Vegas. Data last updated July 29, 2025 and is based on user searches.

Mon 8/47:59 pmHRL - LAS

1 stop5h 48mAmerican Airlines

Thu 8/1411:59 pmLAS - HRL

1 stop7h 33mAmerican Airlines

Deal found 7/27

$367

Wed 8/63:55 pmHRL - LAS

1 stop8h 05mSouthwest

Thu 8/141:00 pmLAS - HRL

1 stop7h 15mSouthwest

Deal found 7/27

$259

Thu 8/75:20 pmHRL - LAS

1 stop7h 53mUnited Airlines

Thu 8/146:00 amLAS - HRL

1 stop8h 00mUnited Airlines

Deal found 7/27

$407

Tue 8/196:30 pmHRL - LAS

1 stop5h 20mAmerican Airlines

Fri 8/2211:59 pmLAS - HRL

1 stop7h 33mAmerican Airlines

Deal found 7/27

$217

Sat 8/2312:50 pmHRL - LAS

1 stop6h 20mSouthwest

Sat 8/308:40 amLAS - HRL

1 stop9h 55mSouthwest

Deal found 7/26

$209

Mon 8/255:20 pmHRL - LAS

2 stops9h 14mUnited Airlines

Wed 8/276:00 amLAS - HRL

1 stop8h 02mUnited Airlines

Deal found 7/29

$302

One-way flights from Harlingen to Las Vegas
Search for one-way flight options from Harlingen to Las Vegas. Find affordable one-way fares based on user searches. Data last updated July 29, 2025.

Wed 9/105:45 pmHRL - LAS

1 stop5h 30mSouthwest

Deal found 7/27

$96

Sat 8/305:20 pmHRL - LAS

1 stop5h 53mUnited Airlines

Deal found 7/27

$145

Wed 9/105:45 amHRL - LAS

1 stop5h 51mAmerican Airlines

Deal found 7/28

$149

Thu 12/2511:49 amHRL - LAS

1 stop7h 31mSun Country Air

Deal found 7/29

$293

Fly from

Fly to

Route

Depart

Return

Price

HarlingenLas Vegas

HRL - LAS

HRLLAS

Harlingen Valley Intl

Tue 9/23

7:25 am-12:05 pm

1 stop6h 40m

Las Vegas Harry Reid Intl

Tue 9/30

11:25 am-9:25 pm

1 stop8h 00m

$196

HarlingenLas Vegas

HRL - LAS

HRLLAS

Harlingen Valley Intl

Tue 8/19

6:30 pm-9:50 pm

1 stop5h 20m

Las Vegas Harry Reid Intl

Fri 8/22

11:59 pm-9:32 am

1 stop7h 33m

$217

HarlingenLas Vegas

HRL - LAS

HRLLAS

Harlingen Valley Intl

Mon 8/25

5:20 pm-12:34 am

2 stops9h 14m

Las Vegas Harry Reid Intl

Wed 8/27

6:00 am-4:02 pm

1 stop8h 02m

$302

HarlingenLas Vegas

HRL - LAS

HRLLAS

Harlingen Valley Intl

Wed 9/10

5:45 pm-9:15 pm

1 stop5h 30m

$96

HarlingenLas Vegas

HRL - LAS

HRLLAS

Harlingen Valley Intl

Sat 8/30

5:20 pm-9:13 pm

1 stop5h 53m

$145

HarlingenLas Vegas

HRL - LAS

HRLLAS

Harlingen Valley Intl

Wed 9/10

5:45 am-9:36 am

1 stop5h 51m

$149

HarlingenLas Vegas

HRL - LAS

HRLLAS

Harlingen Valley Intl

Thu 12/25

11:49 am-5:20 pm

1 stop7h 31m

$293

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Harlingen to Las Vegas

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

How far ahead should I book a flight from Harlingen, Texas to Las Vegas?

Booking 58 days in advance of your planned departure date is, on average, the best time to get cheap flights from Harlingen, Texas to Las Vegas. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, August is the cheapest month in which you can book a flight from Harlingen, Texas to Las Vegas (average of $198). Flying from Harlingen, Texas to Las Vegas in March is currently the most expensive (average of $269). 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 HRL to LAS?

It’s typically best to fly out from Harlingen, Texas to Las Vegas in the evening. Doing so could potentially save you 31% on the flight price compared to flying in the morning, which is usually more expensive.

Reviews of airlines servicing Las Vegas

See what other customers who have flown with Southwest, United Airlines, and American Airlines from Harlingen to Las Vegas have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,238 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Southwest

8.0

Very good

4,238 reviews

Southwest

8.0

Very good

4,238 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

United Airlines

7.4

Good

8,899 reviews

Southwest

8.0

Very good

4,238 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

American Airlines

7.2

Good

10,000 reviews

Southwest

8.0

Very good

4,238 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Sun Country Air

6.9

Okay

333 reviews

Southwest

8.0

Very good

4,238 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

What are the cheapest airlines flying from Harlingen, Texas to Las Vegas round-trip?
According to our current data, Southwest ($196), American Airlines ($217), and United Airlines ($302) offers the cheapest pricing from Harlingen, Texas to Las Vegas. You may be able to fly from Harlingen, Texas to Las Vegas for 47% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from Harlingen, Texas to Las Vegas one-way?
The cheapest airline one-way is Southwest, with whom users have recently found tickets for as low as $96. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Harlingen, Texas to Las Vegas for a low price.
Can I find deals for flights from Harlingen to Las Vegas that include hotel bookings?
Yes. In addition to deals on Harlingen to Las Vegas flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Harlingen to Las Vegas?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Harlingen to Las Vegas.
Can I find deals for business class flights from Harlingen to Las Vegas?
Yes. Cheapflights offers flight deals from Harlingen to Las Vegas 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 Harlingen, Texas to Las Vegas?
Currently, August is the cheapest month in which you can book a flight from Harlingen, Texas to Las Vegas (average of $198). Flying from Harlingen, Texas to Las Vegas in March is currently the most expensive (average of $269). 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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Other flights to Las Vegas

Top 3 airlines flying from Harlingen to Las Vegas

Airline	Cheapest	Average	Flexibility	On-time
Southwest	Cheapest$203	Average$431	FlexibilityNo cancel fee	On-time63%
American Airlines	Cheapest$228	Average$366	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$250	Average$416	FlexibilityNo cancel fee	On-time69%

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$96+ Cheap flights from Harlingen, TX to Las Vegas (HRL - LAS)

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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Harlingen to Las Vegas with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Harlingen Valley Intl to Las Vegas Harry Reid Intl are usually found in September or January, booked 58 days in advance, depart on a Sunday or Tuesday and return on a Wednesday

Cheap flight deals from Harlingen to Las Vegas

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Harlingen to Las Vegas

Cheapest flights from Harlingen to Las VegasExplore the most affordable flight options available from Harlingen to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Explore the most affordable flight options available from Harlingen to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Harlingen to Las Vegas that are best for you.

Best time to book a flight from Harlingen to Las Vegas

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

Cheapflights Insights

Everything you need to know about your flight from Harlingen to Las Vegas

How far ahead should I book a flight from Harlingen, Texas to Las Vegas?

Use this chart to determine the optimal time to book a round-trip flight from Harlingen to Las Vegas. Price data was last updated on July 25, 2025.

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

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

Find hourly flight availability from Harlingen to Las Vegas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

Reviews of airlines servicing Las Vegas

See what other customers who have flown with Southwest, United Airlines, and American Airlines from Harlingen to Las Vegas have to say. You can also see how each airline compares 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 Harlingen to Las Vegas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Harlingen, Texas to Las Vegas round-trip?

What are the cheapest airlines to fly from Harlingen, Texas to Las Vegas one-way?

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

How can I find direct flights from Harlingen to Las Vegas?

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

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

Traveling to a place near Las Vegas?

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See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Harlingen to Las Vegas

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Cheapest flights from Harlingen to Las Vegas
Explore the most affordable flight options available from Harlingen to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.