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$150+ Cheap flights from Harlingen, TX (HRL) to Cancún (CUN)

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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — CUN
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Harlingen to Cancún

Discover tips and strategies to find the most affordable flight options for your journey from Harlingen (HRL) to Cancún (CUN). 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 September 11, 2025.

Round-trip from

$380
(American Airlines)

One-way from

$150
(United Airlines)

Popular in

December

Cheapest in

July

Average price

$590
From Harlingen Valley Intl to Cancun
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One-way flight from Harlingen Valley Intl to Cancun
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Highest demand for flights based on searches. 15% potential increase in price ($102 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Harlingen to Cancún

Cheapest flights from Harlingen to Cancún
Explore the most affordable flight options available from Harlingen to Cancún. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/175:00 amHRL - CUN
1 stop5h 04mUnited Airlines
Mon 9/227:51 amCUN - HRL
1 stop14h 01mUnited Airlines
Deal found 9/9$368
This American Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/256:37 pmHRL - CUN
2 stops16h 48mAmerican Airlines
Thu 10/306:05 pmCUN - HRL
1 stop15h 31mAmerican Airlines
Deal found 9/10$380
This American Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/166:20 pmHRL - CUN
2 stops17h 25mAmerican Airlines
Thu 10/237:45 amCUN - HRL
1 stop6h 34mAmerican Airlines
Deal found 9/11$425
This Southwest deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/157:05 amHRL - CUN
1 stop5h 20mSouthwest
Wed 11/195:25 pmCUN - HRL
1 stop5h 30mSouthwest
Deal found 9/10$465
This American Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/116:37 pmHRL - CUN
1 stop25h 23mAmerican Airlines
Thu 10/1612:00 pmCUN - HRL
1 stop12h 02mAmerican Airlines
Deal found 9/10$483
This American Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/106:40 pmHRL - CUN
1 stop16h 25mAmerican Airlines
Mon 11/173:22 pmCUN - HRL
1 stop8h 52mAmerican Airlines
Deal found 9/11$488
This American Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/306:20 pmHRL - CUN
2 stops16h 20mAmerican Airlines
Mon 11/31:05 pmCUN - HRL
1 stop6h 05mAmerican Airlines
Deal found 9/10$501

Cheapflights Fare Finder

 
Customize your flight search to find flights from Harlingen to Cancún 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 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Harlingen to Cancún that are best for you.

Fly from

Harlingen

Fly to

Cancún

Route

Depart

Return

Price

HarlingenCancún

HRL - CUN

HRLCUN

Harlingen Valley Intl

Sat 10/25

6:37 pm-11:25 am

2 stops16h 48m

Cancun

Thu 10/30

6:05 pm-9:36 am

1 stop15h 31m

$380

HarlingenCancún

HRL - CUN

HRLCUN

Harlingen Valley Intl

Thu 10/16

6:20 pm-8:00 pm

1 stop25h 40m

Cancun

Thu 10/23

7:45 am-2:19 pm

1 stop6h 34m

$429

HarlingenCancún

HRL - CUN

HRLCUN

Harlingen Valley Intl

Tue 1/27

9:20 am-3:59 pm

1 stop5h 39m

Cancun

Thu 1/29

8:39 am-4:06 pm

1 stop8h 27m

$448

HarlingenCancún

HRL - CUN

HRLCUN

Harlingen Valley Intl

Tue 1/6

5:48 am-1:15 pm

1 stop6h 27m

Cancun

Tue 1/20

8:59 am-10:21 pm

1 stop14h 22m

$448

HarlingenCancún

HRL - CUN

HRLCUN

Harlingen Valley Intl

Sat 11/15

7:05 am-1:25 pm

1 stop5h 20m

Cancun

Wed 11/19

5:25 pm-9:55 pm

1 stop5h 30m

$465

HarlingenCancún

HRL - CUN

HRLCUN

Harlingen Valley Intl

Thu 10/30

7:00 am-2:59 pm

1 stop7h 59m

Cancun

Mon 11/3

6:30 am-10:59 am

1 stop5h 29m

$483

HarlingenCancún

HRL - CUN

HRLCUN

Harlingen Valley Intl

Sat 10/11

6:37 pm-8:00 pm

1 stop25h 23m

Cancun

Thu 10/16

12:00 pm-12:02 am

1 stop12h 02m

$483

HarlingenCancún

HRL - CUN

HRLCUN

Harlingen Valley Intl

Mon 9/22

2:05 pm-7:20 pm

1 stop5h 15m

$150

HarlingenCancún

HRL - CUN

HRLCUN

Harlingen Valley Intl

Wed 9/17

5:00 am-10:04 am

1 stop5h 04m

$150

HarlingenCancún

HRL - CUN

HRLCUN

Harlingen Valley Intl

Sun 9/21

5:00 am-12:02 pm

1 stop7h 02m

$150

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 19 results
1
2

Best time to book a flight from Harlingen to Cancún

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

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

Currently, January is the cheapest month in which you can book a flight from Harlingen, Texas to Cancún (average of $360). Flying from Harlingen, Texas to Cancún in March is currently the most expensive (average of $492). 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 CUN?

Find hourly flight availability from Harlingen to Cancún. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 51% on flights from Harlingen, Texas to Cancún by exploring options for tickets at noon.

Reviews of airlines servicing Cancún

Get insights into the airlines that provide service to Cancún. 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 Cancún. Reviews last updated September 11, 2025.
Get a feel of what it's like to fly with Southwest, United Airlines, and American Airlines from Harlingen to Cancún by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,248 reviews

Food

7.0

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

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
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Food

7.0

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

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
United Airlines
7.4
Good
8,937 reviews
Southwest
8.0
Very good
4,248 reviews

Food

7.0

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

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
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,248 reviews

Food

7.0

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

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
Sun Country Air
6.9
Okay
330 reviews
Southwest
8.0
Very good
4,248 reviews

Food

7.0

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

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

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

  • How popular is this Harlingen, Texas to Cancún flight route?

    Flights from Harlingen Valley Intl to Cancun have been viewed 1 times in the past calendar month.

  • How long is the flight from Harlingen, Texas to Cancún?

    Airlines like American Airlines and United Airlines fly from Harlingen, Texas to Cancún in about 5h 39m. The time it takes to get you to your destination can typically vary by up to 11h 09m. The distance from Harlingen, Texas to Cancún is about 770 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Our cheapest airline available from Harlingen, Texas to Cancún is Sun Country Air. Our recent data shows that you can find tickets from as low as $316 on this airline. Additional options worth looking into are Southwest and United Airlines, starting at $369 and $392 round-trip. Sun Country Air is currently priced 42% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Harlingen to Cancún 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 Cancún?

    Currently, January is the cheapest month in which you can book a flight from Harlingen, Texas to Cancún (average of $360). Flying from Harlingen, Texas to Cancún in March is currently the most expensive (average of $492). 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

Traveling to a place near Cancún?

Book flights to Cancún if you plan to visit one of these locations
Puerto Aventuras
Holbox
Punta Sam

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Top 4 airlines flying from Harlingen to Cancún

Discover the top 4 airlines that operate flights from Harlingen to Cancún. 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 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Sun Country AirCheapest$316Average$329FlexibilityNo cancel feeOn-time83%
SouthwestCheapest$369Average$727FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$392Average$561FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$452Average$564FlexibilityNo cancel feeOn-time71%

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