What is the cheapest airline that flies from Harlingen Valley Intl to Mexico?

Southwest and American Airlines are the most popular carriers operating from Harlingen Valley Intl to Mexico

What airlines fly to Mexico?

United Airlines, Aerus and American Airlines are the top three most popular airlines that fly to Mexico from Harlingen according to our data. United Airlines is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Mexico. Keep in mind that there are 9 different airlines that fly to Mexico on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Harlingen Valley Intl Airport to Mexico?

Prices for flights from Harlingen Valley Intl Airport to Mexico are refreshed on a daily basis.

How many operators does momondo search for flights from Harlingen Valley Intl Airport to Mexico?

As of September 2026, there are 3 operators available to choose from for flights from Harlingen Valley Intl Airport to Mexico.

How old do you have to be to fly from Harlingen Valley Intl Airport to Mexico?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Harlingen Valley Intl Airport to Mexico.

What documentation or ID do you need to fly to Mexico?

The necessary travel and health documents for your Mexico trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$293 Cheap Flights from Harlingen to Mexico in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Harlingen to Mexico

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One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:49 am - 9:18 pmHRL Harlingen Valley Intl-CUN Cancun

9h 29m1 stop Dallas/Fort Worth

7:00 am - 6:11 pmCUN Cancun-HRL Harlingen Valley Intl

12h 11m1 stop Dallas/Fort Worth

$438American Airlines

Sun, Jan 17 - Fri, Jan 22

6:41 pm - 11:00 amHRL Harlingen Valley Intl-CUN Cancun

15h 19m1 stop Dallas/Fort Worth

7:00 am - 2:17 pmCUN Cancun-HRL Harlingen Valley Intl

8h 17m1 stop Dallas/Fort Worth

$438American Airlines

Sun, Jan 17 - Fri, Jan 22

6:41 pm - 10:36 amHRL Harlingen Valley Intl-CUN Cancun

14h 55m2 stops Dallas/Fort Worth Austin Bergstrom

5:32 pm - 10:14 amCUN Cancun-HRL Harlingen Valley Intl

17h 42m2 stops Miami Dallas/Fort Worth

$443American Airlines

Sat, Nov 7 - Thu, Nov 12

6:41 pm - 12:21 pmHRL Harlingen Valley Intl-CUN Cancun

16h 40m2 stops Dallas/Fort Worth Charlotte Douglas

1:18 pm - 10:59 pmCUN Cancun-HRL Harlingen Valley Intl

10h 41m1 stop Dallas/Fort Worth

$443American Airlines

Sat, Nov 7 - Thu, Nov 12

7:10 am - 2:24 pmHRL Harlingen Valley Intl-CUN Cancun

7h 14m1 stop Houston George Bush Intcntl

8:39 am - 4:01 pmCUN Cancun-HRL Harlingen Valley Intl

8h 22m1 stop Houston George Bush Intcntl

$570United Airlines

Tue, Oct 27 - Tue, Nov 3

11:35 am - 7:45 pmHRL Harlingen Valley Intl-CUN Cancun

7h 10m2 stops Dallas Love Field Houston Hobby

11:20 am - 10:55 pmCUN Cancun-HRL Harlingen Valley Intl

11h 35m2 stops Orlando Austin Bergstrom

$575Southwest

Tue, Dec 1 - Thu, Apr 1

12:50 pm - 7:45 pmHRL Harlingen Valley Intl-CUN Cancun

5h 55m1 stop Houston Hobby

11:20 am - 10:55 pmCUN Cancun-HRL Harlingen Valley Intl

11h 35m2 stops Orlando Austin Bergstrom

$575Southwest

Tue, Dec 1 - Thu, Apr 1

12:00 pm - 4:50 pmHRL Harlingen Valley Intl-MEX Mexico City Benito Juarez

4h 50m1 stop Houston George Bush Intcntl

5:40 am - 1:25 pmMEX Mexico City Benito Juarez-HRL Harlingen Valley Intl

7h 45m1 stop Houston George Bush Intcntl

$585United Airlines

Tue, Dec 1 - Thu, Dec 10

7:15 am - 7:19 pmHRL Harlingen Valley Intl-CUN Cancun

12h 04m1 stop Houston George Bush Intcntl

1:44 pm - 7:47 pmCUN Cancun-HRL Harlingen Valley Intl

6h 03m1 stop Houston George Bush Intcntl

$613United Airlines

Fri, Oct 23 - Fri, Oct 30

6:30 pm - 10:55 amHRL Harlingen Valley Intl-CUN Cancun

16h 25m2 stops Houston Hobby Baltimore/Washington

11:00 am - 4:45 pmCUN Cancun-HRL Harlingen Valley Intl

5h 45m1 stop Houston Hobby

$620Southwest

Fri, Oct 23 - Fri, Oct 30

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United Airlines flights from Harlingen to Mexico

Our best United Airlines deals on Harlingen to Mexico flight tickets

United Airlines

Oct 27

HRL7:10 amHarlingen Valley Intl

7h 14m

1 stop

CUN2:24 pmCancun

Nov 3

CUN8:39 amCancun

8h 22m

1 stop

HRL4:01 pmHarlingen Valley Intl

$570

United Airlines

Dec 1

HRL12:00 pmHarlingen Valley Intl

4h 50m

1 stop

MEX4:50 pmMexico City Benito Juarez

Dec 10

MEX5:40 amMexico City Benito Juarez

7h 45m

1 stop

HRL1:25 pmHarlingen Valley Intl

$585

United Airlines

Oct 23

HRL7:15 amHarlingen Valley Intl

12h 04m

1 stop

CUN7:19 pmCancun

Oct 30

CUN1:44 pmCancun

6h 03m

1 stop

HRL7:47 pmHarlingen Valley Intl

$613

American Airlines flights from Harlingen to Mexico

Our best American Airlines deals on Harlingen to Mexico flight tickets

American Airlines

Jan 17

HRL6:41 pmHarlingen Valley Intl

15h 19m

1 stop

CUN11:00 amCancun

Jan 22

CUN7:00 amCancun

8h 17m

1 stop

HRL2:17 pmHarlingen Valley Intl

$438

American Airlines

Jan 17

HRL6:41 pmHarlingen Valley Intl

17h 08m

2 stops

CUN12:49 pmCancun

Jan 22

CUN5:31 pmCancun

17h 48m

2 stops

HRL10:19 amHarlingen Valley Intl

$443

American Airlines

Nov 7

HRL6:41 pmHarlingen Valley Intl

16h 37m

1 stop

CUN12:18 pmCancun

Nov 12

CUN6:27 pmCancun

16h 47m

1 stop

HRL10:14 amHarlingen Valley Intl

$446

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HarlingenCancún

HRL Harlingen Valley Intl - CUN Cancun

HRLCUN

Harlingen Valley Intl

Sun 1/17

10:49 am-9:18 pm

1 stop9h 29m

Cancun

Fri 1/22

7:00 am-6:11 pm

1 stop12h 11m

$438

HarlingenCancún

HRL Harlingen Valley Intl - CUN Cancun

HRLCUN

Harlingen Valley Intl

Sun 1/17

6:41 pm-11:00 am

1 stop15h 19m

Cancun

Fri 1/22

7:00 am-2:17 pm

1 stop8h 17m

$438

HarlingenCancún

HRL Harlingen Valley Intl - CUN Cancun

HRLCUN

Harlingen Valley Intl

Sat 11/7

6:41 pm-10:36 am

2 stops14h 55m

Cancun

Thu 11/12

5:32 pm-10:14 am

2 stops17h 42m

$443

HarlingenCancún

HRL Harlingen Valley Intl - CUN Cancun

HRLCUN

Harlingen Valley Intl

Sat 11/7

6:41 pm-12:21 pm

2 stops16h 40m

Cancun

Thu 11/12

1:18 pm-10:59 pm

1 stop10h 41m

$443

HarlingenCancún

HRL Harlingen Valley Intl - CUN Cancun

HRLCUN

Harlingen Valley Intl

Tue 10/27

7:10 am-2:24 pm

1 stop7h 14m

Cancun

Tue 11/3

8:39 am-4:01 pm

1 stop8h 22m

$570

HarlingenCancún

HRL Harlingen Valley Intl - CUN Cancun

HRLCUN

Harlingen Valley Intl

Tue 12/1

11:35 am-7:45 pm

2 stops7h 10m

Cancun

Thu 4/1

11:20 am-10:55 pm

2 stops11h 35m

$575

HarlingenCancún

HRL Harlingen Valley Intl - CUN Cancun

HRLCUN

Harlingen Valley Intl

Tue 12/1

12:50 pm-7:45 pm

1 stop5h 55m

Cancun

Thu 4/1

11:20 am-10:55 pm

2 stops11h 35m

$575

Quickest round-trip

HarlingenMexico City

HRL Harlingen Valley Intl - MEX Mexico City Benito Juarez

HRLMEX

Harlingen Valley Intl

Tue 12/1

12:00 pm-4:50 pm

1 stop4h 50m

Mexico City Benito Juarez

Thu 12/10

5:40 am-1:25 pm

1 stop7h 45m

$585

HarlingenCancún

HRL Harlingen Valley Intl - CUN Cancun

HRLCUN

Harlingen Valley Intl

Fri 10/23

7:15 am-7:19 pm

1 stop12h 04m

Cancun

Fri 10/30

1:44 pm-7:47 pm

1 stop6h 03m

$613

HarlingenCancún

HRL Harlingen Valley Intl - CUN Cancun

HRLCUN

Harlingen Valley Intl

Fri 10/23

6:30 pm-10:55 am

2 stops16h 25m

Cancun

Fri 10/30

11:00 am-4:45 pm

1 stop5h 45m

$620

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Harlingen to Mexico

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Mexico?

If you’re not able to fly to Mexico in June, then May is your next best option. Flight prices from Harlingen to Mexico during May average around $378.

What is the cheapest Harlingen Valley Intl to Mexico flight route?

Fly from Harlingen Valley Intl to Cancun for the best Harlingen Valley Intl - Mexico flight prices

What cabin class options are available on Harlingen to Mexico flights?

There is only 1 cabin class available to choose from on Harlingen to Mexico flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Harlingen to Mexico flights?

No. A direct flight is the cheapest option for a flight between Harlingen to Mexico.

Cheap Harlingen to Mexico flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Harlingen to Mexico

Best Price Found	$293
Fastest flight time	4h 50m
Direct flights	None

The best one-way flight to Mexico from Harlingen in the past 72 hours is $293. The best round-trip flight deal from Harlingen to Mexico found on momondo in the last 72 hours is $438.

The fastest flight from Harlingen to Mexico takes 4h 50m

There are no direct flights from Harlingen to Mexico. There are no popular flight routes from Harlingen to Mexico.

Search flight deals

Frequently asked questions about flying from Harlingen to Mexico

When did momondo last update prices for flights from Harlingen Valley Intl Airport to Mexico?
Prices for flights from Harlingen Valley Intl Airport to Mexico are refreshed on a daily basis.
How many operators does momondo search for flights from Harlingen Valley Intl Airport to Mexico?
As of September 2026, there are 3 operators available to choose from for flights from Harlingen Valley Intl Airport to Mexico.
How old do you have to be to fly from Harlingen Valley Intl Airport to Mexico?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Harlingen Valley Intl Airport to Mexico.
What documentation or ID do you need to fly to Mexico?
The necessary travel and health documents for your Mexico trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Harlingen to Mexico?
momondo data reveals that the most frequently booked plane model on the route from Harlingen to Mexico is Boeing 737-800, representing 91.67% of all bookings. The subsequent popular model is Airbus A320-100/200 at 8.33%.

Best airlines flying from Harlingen to Mexico

Compare and see reviews for airlines that fly from Harlingen to Mexico with momondo

Airline	Rating	Free Cancellation	Price
Sun Country Air	PriceFrom $230	Free Cancellation	Rating 6.7 315 reviews	Search Sun Country Air flights
United Airlines	PriceFrom $380	Free Cancellation	Rating 7.4 10,212 reviews	Search United Airlines flights
Southwest	PriceFrom $575	Free Cancellation	Rating 8.0 4,187 reviews	Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Harlingen to Mexico?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Harlingen to Mexico. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Harlingen to Mexico with flexible booking policies on momondo?

All flight searches from Harlingen to Mexico on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Harlingen to Mexico?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Mexico from Harlingen.

I’m not ready to book a flight from Harlingen to Mexico right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Mexico, momondo offers a useful price alert feature which will track prices for flights to Mexico from Harlingen and alert you when they change.