HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Mexico City

$399+ Cheap flights from Harlingen, TX (HRL) to Mexico City (MEX)

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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — MEX
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Harlingen to Mexico City 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.

Cheap flight deals from Harlingen to Mexico City

Discover tips and strategies to find the most affordable flight options for your journey from Harlingen (HRL) to Mexico City (MEX). 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 August 14, 2025.

Round-trip from

$542
(American Airlines)

One-way from

$399
(American Airlines)

Popular in

May

Cheapest in

January

Average price

$509
From Harlingen Valley Intl to Mexico City Benito Juarez
Search Deals
One-way flight from Harlingen Valley Intl to Mexico City Benito Juarez
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($74 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Harlingen to Mexico City

Cheapest flights from Harlingen to Mexico City
Explore the most affordable flight options available from Harlingen to Mexico City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This American Airlines deal was found by Cheapflights users on 8/12. 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 11/146:38 pmHRL - MEX
1 stop27h 17mAmerican Airlines
Sat 11/2212:30 pmMEX - HRL
1 stop7h 00mAmerican Airlines
Deal found 8/12$526
This American Airlines deal was found by Cheapflights users on 8/12. 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.
Tue 9/232:51 pmHRL - MEX
1 stop6h 54mAmerican Airlines
Tue 9/303:00 pmMEX - HRL
1 stop6h 57mAmerican Airlines
Deal found 8/12$542
This American Airlines deal was found by Cheapflights users on 8/14. 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 9/252:38 pmHRL - MEX
1 stop7h 07mAmerican Airlines
Mon 9/291:10 pmMEX - HRL
1 stop8h 47mAmerican Airlines
Deal found 8/14$562
This American Airlines deal was found by Cheapflights users on 8/14. 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 9/285:45 amHRL - MEX
1 stop16h 00mAmerican Airlines
Sun 10/55:00 amMEX - HRL
1 stop11h 49mAmerican Airlines
Deal found 8/14$587
This Delta deal was found by Cheapflights users on 8/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/153:00 pmHRL - MEX
2 stops21h 45mDelta
Sat 11/229:20 amMEX - HRL
2 stops29h 06mDelta
Deal found 8/12$613
This American Airlines deal was found by Cheapflights users on 8/12. 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 11/1410:15 amHRL - MEX
2 stops11h 00mAmerican Airlines
Fri 11/2112:35 pmMEX - HRL
2 stops21h 08mAmerican Airlines
Deal found 8/12$623
This American Airlines deal was found by Cheapflights users on 8/12. 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 11/1312:11 pmHRL - MEX
2 stops35h 59mAmerican Airlines
Fri 11/212:55 pmMEX - HRL
2 stops18h 48mAmerican Airlines
Deal found 8/12$633
This American Airlines deal was found by Cheapflights users on 8/12. 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 11/1512:11 pmHRL - MEX
2 stops11h 59mAmerican Airlines
Fri 11/216:00 amMEX - HRL
1 stop9h 31mAmerican Airlines
Deal found 8/12$643
This American Airlines deal was found by Cheapflights users on 8/12. 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 11/1410:15 amHRL - MEX
2 stops11h 00mAmerican Airlines
Sun 11/234:15 pmMEX - HRL
1 stop6h 42mAmerican Airlines
Deal found 8/12$648
This United Airlines deal was found by Cheapflights users on 8/12. 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 11/135:00 pmHRL - MEX
1 stop7h 10mUnited Airlines
Sun 11/2310:05 amMEX - HRL
1 stop5h 54mUnited Airlines
Deal found 8/12$653
This American Airlines deal was found by Cheapflights users on 8/12. 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 11/1512:11 pmHRL - MEX
1 stop9h 44mAmerican Airlines
Sat 11/2212:30 pmMEX - HRL
1 stop7h 00mAmerican Airlines
Deal found 8/12$663
This American Airlines deal was found by Cheapflights users on 8/12. 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 11/1512:11 pmHRL - MEX
2 stops11h 59mAmerican Airlines
Sun 11/2312:30 pmMEX - HRL
1 stop10h 27mAmerican Airlines
Deal found 8/12$668

Cheapflights Fare Finder

 
Customize your flight search to find flights from Harlingen to Mexico City 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 August 14, 2025.
Use the filters below to find and compare flights from Harlingen to Mexico City that are best for you.

Fly from

Harlingen

Fly to

Mexico City

Route

Depart

Return

Price

HarlingenMexico City

HRL - MEX

HRLMEX

Harlingen Valley Intl

Tue 9/23

2:51 pm-8:45 pm

1 stop6h 54m

Mexico City Benito Juarez

Tue 9/30

3:00 pm-10:57 pm

1 stop6h 57m

$542

HarlingenMexico City

HRL - MEX

HRLMEX

Harlingen Valley Intl

Fri 9/26

2:51 pm-8:45 pm

1 stop6h 54m

Mexico City Benito Juarez

Fri 10/3

3:00 pm-10:57 pm

1 stop6h 57m

$542

HarlingenMexico City

HRL - MEX

HRLMEX

Harlingen Valley Intl

Fri 10/17

5:23 am-4:15 pm

1 stop11h 52m

Mexico City Benito Juarez

Fri 10/24

1:10 pm-11:04 pm

1 stop8h 54m

$542

HarlingenMexico City

HRL - MEX

HRLMEX

Harlingen Valley Intl

Thu 9/25

2:38 pm-8:45 pm

1 stop7h 07m

Mexico City Benito Juarez

Mon 9/29

1:10 pm-10:57 pm

1 stop8h 47m

$562

HarlingenMexico City

HRL - MEX

HRLMEX

Harlingen Valley Intl

Sun 9/28

5:45 am-8:45 pm

1 stop16h 00m

Mexico City Benito Juarez

Sun 10/5

5:00 am-5:49 pm

1 stop11h 49m

$587

HarlingenMexico City

HRL - MEX

HRLMEX

Harlingen Valley Intl

Fri 9/26

5:00 am-11:15 pm

2 stops19h 15m

Mexico City Benito Juarez

Fri 10/3

12:10 pm-1:19 pm

2 stops24h 09m

$1,233

HarlingenMexico City

HRL - MEX

HRLMEX

Harlingen Valley Intl

Sun 9/28

5:00 am-11:15 pm

2 stops19h 15m

Mexico City Benito Juarez

Sat 10/4

12:15 am-11:18 pm

2 stops22h 03m

$1,269

HarlingenMexico City

HRL - MEX

HRLMEX

Harlingen Valley Intl

Tue 9/23

7:00 am-11:15 pm

2 stops17h 15m

Mexico City Benito Juarez

Tue 9/30

12:10 pm-7:41 pm

2 stops30h 31m

$1,310

HarlingenMexico City

HRL - MEX

HRLMEX

Harlingen Valley Intl

Thu 9/25

5:00 am-11:15 pm

2 stops19h 15m

Mexico City Benito Juarez

Sun 9/28

12:15 am-4:13 pm

2 stops14h 58m

$1,433

HarlingenMexico City

HRL - MEX

HRLMEX

Harlingen Valley Intl

Sat 8/30

5:30 am-4:14 pm

1 stop11h 44m

$399

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 13 results
1
2

Best time to book a flight from Harlingen to Mexico City

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

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

Currently, May is the cheapest month in which you can book a flight from Harlingen, Texas to Mexico City (average of $387). Flying from Harlingen, Texas to Mexico City in December is currently the most expensive (average of $615). 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 MEX?

Find hourly flight availability from Harlingen to Mexico City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Harlingen, Texas to Mexico City as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Harlingen to Mexico City. 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 to fly from Harlingen, Texas to Mexico City one-way?

    $399 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on United Airlines and Air Canada, with prices starting from $469 and $825, respectively.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Harlingen, Texas to Mexico City (average of $387). Flying from Harlingen, Texas to Mexico City in December is currently the most expensive (average of $615). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.