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$329+ Cheap flights from Harlingen, TX (HRL) to Mexico

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 12/27. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — MEX
Nov 22 — Nov 291
Sat 11/22
Sat 11/29
1 adult, Economy
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Cheap flight deals from Harlingen to Mexico

Keep the following information in mind while searching for Harlingen to Mexico flight deals. Data was last updated October 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$485
(United Airlines)

One-way from

$329
(United Airlines)
Provider with most accurate pricing for Harlingen Valley Intl-Mexico City Benito Juarez flight deals.
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Provider most trusted by Cheapflights users for Harlingen Valley Intl-Mexico City Benito Juarez flights.
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From Harlingen Valley Intl to Mexico
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One-way flight from Harlingen Valley Intl to Mexico
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Find flight deals from Harlingen to Mexico

Cheapest flights from Harlingen to Mexico
Explore the most affordable flight options available from Harlingen to Mexico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2025.

This United Airlines deal was found by Cheapflights users on 10/22. 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.
Mon 12/159:20 amHRL - CUN
1 stop5h 39mUnited Airlines
Fri 12/192:44 pmCUN - HRL
1 stop8h 15mUnited Airlines
Deal found 10/22$485
This American Airlines deal was found by Cheapflights users on 10/22. 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 12/154:02 pmHRL - CUN
2 stops17h 48mAmerican Airlines
Fri 12/198:45 amCUN - HRL
1 stop15h 03mAmerican Airlines
Deal found 10/22$491
This American Airlines deal was found by Cheapflights users on 10/20. 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 11/175:40 amHRL - CUN
1 stop8h 43mAmerican Airlines
Mon 11/244:23 pmCUN - HRL
1 stop7h 47mAmerican Airlines
Deal found 10/20$511
This Southwest deal was found by Cheapflights users on 10/22. 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.
Mon 12/156:40 amHRL - CUN
2 stops12h 45mSouthwest
Fri 12/192:25 pmCUN - HRL
2 stops10h 30mSouthwest
Deal found 10/22$514
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Fri 12/56:10 pmHRL - CUN
2 stops15h 22mAmerican Airlines
Fri 12/1211:31 amCUN - HRL
2 stops12h 40mAmerican Airlines
Deal found 10/21$516
This American Airlines deal was found by Cheapflights users on 10/23. 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.
Sun 12/78:04 pmHRL - CUN
2 stops13h 25mAmerican Airlines
Sun 12/146:56 pmCUN - HRL
1 stop15h 45mAmerican Airlines
Deal found 10/23$521
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Thu 12/412:16 pmHRL - CUN
1 stop7h 02mUnited Airlines
Sun 12/76:30 amCUN - HRL
1 stop5h 34mUnited Airlines
Deal found 10/22$536
This American Airlines deal was found by Cheapflights users on 10/21. 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 12/48:04 pmHRL - CUN
1 stop13h 56mAmerican Airlines
Mon 12/85:20 pmCUN - HRL
2 stops17h 21mAmerican Airlines
Deal found 10/21$541
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/195:00 amHRL - MEX
1 stop5h 05mUnited Airlines
Wed 11/267:50 amMEX - HRL
1 stop8h 09mUnited Airlines
Deal found 10/21$561
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Sat 12/69:20 amHRL - MEX
1 stop5h 00mUnited Airlines
Sat 12/133:20 pmMEX - HRL
1 stop6h 34mUnited Airlines
Deal found 10/22$583
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Thu 12/49:20 amHRL - CUN
1 stop5h 39mUnited Airlines
Mon 12/88:39 amCUN - HRL
1 stop12h 10mUnited Airlines
Deal found 10/21$585
This Southwest deal was found by Cheapflights users on 10/20. 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.
Mon 11/176:40 amHRL - CUN
2 stops12h 05mSouthwest
Mon 11/248:20 amCUN - HRL
2 stops10h 30mSouthwest
Deal found 10/20$606

Cheapflights Fare Finder

 
Customize your flight search to find flights from Harlingen to Mexico 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 October 23, 2025.
Use the filters below to find and compare flights from Harlingen to Mexico that are best for you.

Fly from

Harlingen

Fly to

Mexico

Route

Depart

Return

Price

HarlingenCancún

HRL - CUN

HRLCUN

Harlingen Valley Intl

Mon 12/15

9:20 am-3:59 pm

1 stop5h 39m

Cancun

Fri 12/19

2:44 pm-9:59 pm

1 stop8h 15m

$485

HarlingenCancún

HRL - CUN

HRLCUN

Harlingen Valley Intl

Sun 2/15

8:00 pm-10:32 am

2 stops13h 32m

Cancun

Wed 2/25

8:59 am-4:13 pm

1 stop8h 14m

$491

HarlingenCancún

HRL - CUN

HRLCUN

Harlingen Valley Intl

Mon 12/15

4:02 pm-10:50 am

2 stops17h 48m

Cancun

Fri 12/19

8:45 am-10:48 pm

1 stop15h 03m

$491

HarlingenCancún

HRL - CUN

HRLCUN

Harlingen Valley Intl

Mon 11/17

5:40 am-3:23 pm

1 stop8h 43m

Cancun

Mon 11/24

4:23 pm-11:10 pm

1 stop7h 47m

$511

HarlingenCancún

HRL - CUN

HRLCUN

Harlingen Valley Intl

Mon 12/15

6:40 am-8:25 pm

2 stops12h 45m

Cancun

Fri 12/19

2:25 pm-11:55 pm

2 stops10h 30m

$514

HarlingenCancún

HRL - CUN

HRLCUN

Harlingen Valley Intl

Tue 1/6

6:43 pm-12:12 pm

2 stops16h 29m

Cancun

Tue 1/20

5:11 pm-10:36 am

2 stops18h 25m

$516

HarlingenCancún

HRL - CUN

HRLCUN

Harlingen Valley Intl

Sat 12/6

6:10 pm-12:08 pm

2 stops16h 58m

Cancun

Sat 12/13

11:31 am-11:11 pm

2 stops12h 40m

$516

HarlingenCancún

HRL - CUN

HRLCUN

Harlingen Valley Intl

Sun 12/7

6:10 pm-3:20 pm

1 stop20h 10m

Cancun

Sun 12/14

6:56 pm-9:41 am

1 stop15h 45m

$516

HarlingenMexico City

HRL - MEX

HRLMEX

Harlingen Valley Intl

Wed 11/19

5:00 am-10:05 am

1 stop5h 05m

Mexico City Benito Juarez

Wed 11/26

7:50 am-3:59 pm

1 stop8h 09m

$561

HarlingenMexico City

HRL - MEX

HRLMEX

Harlingen Valley Intl

Sat 12/6

9:20 am-2:20 pm

1 stop5h 00m

Mexico City Benito Juarez

Sat 12/13

3:20 pm-9:54 pm

1 stop6h 34m

$583

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/20

Showing 1-10 of 23 results
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Best time to book a flight from Harlingen to Mexico

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

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

Currently, February is the cheapest month in which you can book a flight from Harlingen, Texas to Mexico (average of $101). Flying from Harlingen, Texas to Mexico in October is currently the most expensive (average of $151). 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 MX?

Find hourly flight availability from Harlingen to Mexico. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 23, 2025.

When flying from Harlingen, Texas to Mexico, 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 32% versus a flight in the morning.

Reviews of airlines servicing Mexico

Get insights into the airlines that provide service to Mexico. 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 Mexico. Reviews last updated October 23, 2025.
Read reviews from past customers who have flown Southwest, United Airlines, and American Airlines from Harlingen to Mexico. 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
4,235 reviews

Entertainment

7.5

Crew

8.6

Food

7.0

Boarding

8.1

Comfort

8.0

Overall

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
4,235 reviews
Southwest
8.0
Very good
4,235 reviews

Entertainment

7.5

Crew

8.6

Food

7.0

Boarding

8.1

Comfort

8.0

Overall

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
8,991 reviews
Southwest
8.0
Very good
4,235 reviews

Entertainment

7.5

Crew

8.6

Food

7.0

Boarding

8.1

Comfort

8.0

Overall

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
11,028 reviews
Southwest
8.0
Very good
4,235 reviews

Entertainment

7.5

Crew

8.6

Food

7.0

Boarding

8.1

Comfort

8.0

Overall

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
334 reviews
Southwest
8.0
Very good
4,235 reviews

Entertainment

7.5

Crew

8.6

Food

7.0

Boarding

8.1

Comfort

8.0

Overall

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 Mexico. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Harlingen to Mexico?

    Harlingen Valley Intl (HRL), located 3.7 mi from the city center, is the airport you fly out of when you book flights from Harlingen to Mexico.

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

    There are many flights that can get you from Harlingen, Texas to Mexico in 5h 39m. Fly via United Airlines, American Airlines, or Southwest to get the fastest option. Harlingen, Texas and Mexico are separated by a distance of 770 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Harlingen, Texas to Mexico?

    While some choose either Harlingen Valley Intl - Mexico City Benito Juarez or Harlingen Valley Intl - Morelia, Harlingen Valley Intl - Cancun is the most popular route from Harlingen, Texas to Mexico.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Harlingen, Texas to Mexico (average of $101). Flying from Harlingen, Texas to Mexico in October is currently the most expensive (average of $151). 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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Alternative routes for Harlingen to Mexico

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Harlingen to Mexico

Discover the top 4 airlines that operate flights from Harlingen to Mexico. 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 October 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
Sun Country AirCheapest$316Average$329FlexibilityNo cancel feeOn-time83%
United AirlinesCheapest$366Average$652FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$369Average$742FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$452Average$572FlexibilityNo cancel feeOn-time71%

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