HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Mexico City

$550+ Cheap flights from Harlingen, TX (HRL) to Mexico City (MEX)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — MEX
Jan 8 — Jan 151
Thu 1/8
Thu 1/15
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

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 9, 2025.

This American Airlines deal was found by Cheapflights users on 12/8. 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 12/106:10 pmHRL - MEX
1 stop15h 45mAmerican Airlines
Mon 12/1511:20 amMEX - HRL
1 stop6h 19mAmerican Airlines
Deal found 12/8$693
This United Airlines deal was found by Cheapflights users on 12/7. 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 12/89:20 amHRL - MEX
1 stop14h 50mUnited Airlines
Sun 12/1410:05 amMEX - HRL
1 stop5h 54mUnited Airlines
Deal found 12/7$803
This United Airlines deal was found by Cheapflights users on 12/6. 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.
Tue 12/235:00 amHRL - MEX
1 stop5h 05mUnited Airlines
Sun 12/285:45 amMEX - HRL
1 stop13h 51mUnited Airlines
Deal found 12/6$804
This United Airlines deal was found by Cheapflights users on 12/8. 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 12/267:00 amHRL - MEX
1 stop9h 45mUnited Airlines
Mon 1/55:45 amMEX - HRL
1 stop5h 28mUnited Airlines
Deal found 12/8$1,481
This Air Canada deal was found by Cheapflights users on 12/7. 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 stops44h 49mAir Canada
Deal found 12/7$1,822
This Booking.com deal was found by Cheapflights users on 12/6. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2312:15 pmHRL - MEX
2 stops36h 35mAir Canada
Sat 12/271:05 amMEX - HRL
2 stops20h 54mAir Canada
Deal found 12/6$2,125
This Air Canada deal was found by Cheapflights users on 12/8. 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.
Fri 12/267:00 amHRL - MEX
2 stops17h 50mMultiple Airlines
Sun 1/41:05 amMEX - HRL
2 stops18h 31mMultiple Airlines
Deal found 12/8$3,961

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 9, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$550
(United 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.
Search Deals
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 9, 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

Wed 1/21

12:10 pm-6:55 pm

1 stop6h 45m

Mexico City Benito Juarez

Wed 1/28

12:25 pm-8:01 pm

1 stop7h 36m

$550

HarlingenMexico City

HRL - MEX

HRLMEX

Harlingen Valley Intl

Thu 1/22

6:02 am-4:00 pm

1 stop9h 58m

Mexico City Benito Juarez

Thu 1/29

8:00 am-6:14 pm

1 stop10h 14m

$550

HarlingenMexico City

HRL - MEX

HRLMEX

Harlingen Valley Intl

Wed 2/11

7:00 am-2:20 pm

1 stop7h 20m

Mexico City Benito Juarez

Wed 2/18

3:20 pm-9:59 pm

1 stop6h 39m

$550

HarlingenMexico City

HRL - MEX

HRLMEX

Harlingen Valley Intl

Fri 2/20

5:20 pm-12:10 am

1 stop6h 50m

Mexico City Benito Juarez

Mon 2/23

12:25 pm-9:59 pm

1 stop9h 34m

$570

HarlingenMexico City

HRL - MEX

HRLMEX

Harlingen Valley Intl

Fri 1/30

9:20 am-6:55 pm

1 stop9h 35m

Mexico City Benito Juarez

Mon 2/2

7:50 am-4:06 pm

1 stop8h 16m

$680

HarlingenMexico City

HRL - MEX

HRLMEX

Harlingen Valley Intl

Mon 2/9

12:10 pm-4:45 pm

1 stop4h 35m

Mexico City Benito Juarez

Fri 2/13

12:25 pm-9:59 pm

1 stop9h 34m

$736

HarlingenMexico City

HRL - MEX

HRLMEX

Harlingen Valley Intl

Tue 12/23

5:00 am-10:05 am

1 stop5h 05m

Mexico City Benito Juarez

Sun 12/28

5:45 am-7:36 pm

1 stop13h 51m

$804

HarlingenMexico City

HRL - MEX

HRLMEX

Harlingen Valley Intl

Wed 1/21

12:10 pm-12:50 am

2 stops36h 40m

Mexico City Benito Juarez

Tue 1/27

1:05 am-9:59 pm

2 stops20h 54m

$1,242

HarlingenMexico City

HRL - MEX

HRLMEX

Harlingen Valley Intl

Thu 1/22

7:00 am-12:30 pm

2 stops29h 30m

Mexico City Benito Juarez

Wed 1/28

1:05 am-11:26 am

2 stops34h 21m

$1,242

HarlingenMexico City

HRL - MEX

HRLMEX

Harlingen Valley Intl

Fri 2/20

9:20 am-12:50 am

2 stops15h 30m

Mexico City Benito Juarez

Sun 2/22

1:05 am-11:24 am

2 stops34h 19m

$1,279

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/7

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, March is the cheapest month in which you can book a flight from Harlingen, Texas to Mexico City (average of $235). 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 9, 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
9,089 reviews

Food

6.6

Entertainment

7.1

Boarding

7.7

Crew

8.1

Overall

7.4

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,089 reviews
United Airlines
7.4
Good
9,089 reviews

Food

6.6

Entertainment

7.1

Boarding

7.7

Crew

8.1

Overall

7.4

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

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 6h 45m. United Airlines provides one of the quickest options available for as low as $550. 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, March is the cheapest month in which you can book a flight from Harlingen, Texas to Mexico City (average of $235). 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

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.

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 9, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$509Average$777FlexibilityNo cancel feeOn-time69%

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.