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$403+ 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 12/14. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — MEX
Jan 2 — Jan 91
Fri 1/2
Fri 1/9
1 adult, Economy
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Cheap 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 December 3, 2025.

This United Airlines deal was found by Cheapflights users on 12/3. 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 12/245:00 amHRL - MEX
1 stop11h 45mUnited Airlines
Thu 1/15:45 amMEX - HRL
1 stop13h 51mUnited Airlines
Deal found 12/3$712
This United Airlines deal was found by Cheapflights users on 12/3. 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 12/1012:16 pmHRL - MEX
1 stop11h 54mUnited Airlines
Mon 12/153:20 pmMEX - HRL
1 stop6h 34mUnited Airlines
Deal found 12/3$783
This American Airlines deal was found by Cheapflights users on 12/1. 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.
Wed 12/105:36 amHRL - MEX
1 stop9h 39mAmerican Airlines
Mon 12/1511:20 amMEX - HRL
1 stop11h 51mAmerican Airlines
Deal found 12/1$803
This United Airlines deal was found by Cheapflights users on 12/1. 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 12/275:20 pmHRL - MEX
1 stop16h 45mUnited Airlines
Fri 1/210:05 amMEX - HRL
1 stop9h 31mUnited Airlines
Deal found 12/1$1,036
This Mytrip deal was found by Cheapflights users on 12/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2010:19 amHRL - MEX
3 stops37h 46mMultiple Airlines
Sat 1/37:10 amMEX - HRL
2 stops27h 49mMultiple Airlines
Deal found 12/2$1,061
This American Airlines deal was found by Cheapflights users on 12/1. 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 12/278:11 pmHRL - MEX
1 stop13h 44mAmerican Airlines
Fri 1/24:55 pmMEX - HRL
2 stops21h 23mAmerican Airlines
Deal found 12/1$1,233
This United Airlines deal was found by Cheapflights users on 12/3. 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.
Fri 12/197:00 amHRL - MEX
1 stop27h 05mUnited Airlines
Mon 12/225:45 amMEX - HRL
1 stop13h 51mUnited Airlines
Deal found 12/3$1,238
This Air Canada deal was found by Cheapflights users on 12/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/107:00 amHRL - MEX
2 stops17h 50mAir Canada
Sun 12/141:05 amMEX - HRL
2 stops42h 44mAir Canada
Deal found 12/2$1,857

Find 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 December 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$550
(American Airlines)

One-way from

$403
(American Airlines)
Provider with most accurate pricing for Harlingen Valley Intl-Mexico City Benito Juarez flight deals.
Search Deals
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 City Benito Juarez
Search Deals
One-way flight from Harlingen Valley Intl to Mexico City Benito Juarez
Search Deals

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 December 3, 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

Fri 1/16

11:06 am-11:20 pm

1 stop12h 14m

Mexico City Benito Juarez

Fri 1/23

4:00 pm-11:21 pm

1 stop7h 21m

$550

HarlingenMexico City

HRL - MEX

HRLMEX

Harlingen Valley Intl

Sun 1/18

12:10 pm-4:45 pm

1 stop4h 35m

Mexico City Benito Juarez

Thu 1/22

7:50 am-8:01 pm

1 stop12h 11m

$633

HarlingenMexico City

HRL - MEX

HRLMEX

Harlingen Valley Intl

Wed 12/24

5:00 am-4:45 pm

1 stop11h 45m

Mexico City Benito Juarez

Thu 1/1

5:45 am-7:36 pm

1 stop13h 51m

$712

HarlingenMexico City

HRL - MEX

HRLMEX

Harlingen Valley Intl

Mon 2/23

5:20 pm-12:10 am

1 stop6h 50m

Mexico City Benito Juarez

Thu 2/26

7:50 am-9:59 pm

1 stop14h 09m

$716

HarlingenMexico City

HRL - MEX

HRLMEX

Harlingen Valley Intl

Mon 2/23

2:43 pm-1:18 pm

2 stops22h 35m

Mexico City Benito Juarez

Thu 2/26

6:00 am-2:13 pm

1 stop8h 13m

$721

HarlingenMexico City

HRL - MEX

HRLMEX

Harlingen Valley Intl

Sun 12/14

8:04 pm-9:55 am

1 stop13h 51m

$403

HarlingenMexico City

HRL - MEX

HRLMEX

Harlingen Valley Intl

Sun 12/14

12:10 pm-9:10 pm

2 stops33h 00m

$419

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Compare providers for flights from Harlingen to Mexico City

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Harlingen to Mexico City in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Harlingen, Texas-Mexico City flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Harlingen, Texas-Mexico City flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Harlingen, Texas-Mexico City flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Harlingen, Texas-Mexico City flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Harlingen, Texas-Mexico City flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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, December is the cheapest month in which you can book a flight from Harlingen, Texas to Mexico City (average of $123). Flying from Harlingen, Texas to Mexico City in August is currently the most expensive (average of $282). 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.

Reviews of airlines servicing Mexico City

Get insights into the airlines that provide service to Mexico City. 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 City. Reviews last updated December 3, 2025.
See what other customers who have flown with United Airlines from Harlingen to Mexico City have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,063 reviews

Food

6.6

Crew

8.1

Overall

7.4

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,063 reviews
United Airlines
7.4
Good
9,063 reviews

Food

6.6

Crew

8.1

Overall

7.4

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

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.

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

    A quick flight from Harlingen, Texas to Mexico City can take about 4h 35m. American Airlines provides one of the quickest options available for as low as $633. The distance from Harlingen, Texas to Mexico City is about 478 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from Harlingen, Texas to Mexico City round-trip?

    Flying on United Airlines is currently your cheapest option to Mexico City, with prices starting at $509.

  • 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, December is the cheapest month in which you can book a flight from Harlingen, Texas to Mexico City (average of $123). Flying from Harlingen, Texas to Mexico City in August is currently the most expensive (average of $282). 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 Mexico City?

Book flights to Mexico City if you plan to visit one of these locations
Taxco

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Top airline flying from Harlingen to Mexico City

Discover the top airline that operate flights from Harlingen to Mexico City. 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 December 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$509Average$777FlexibilityNo cancel feeOn-time69%

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