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

United Airlines, American Airlines, and Southwest are the most popular carriers operating from Kansas City to Harlingen Valley Intl

What airlines fly to Harlingen?

American Airlines, Southwest and United Airlines are the top three most popular airlines that fly to Harlingen from Kansas City according to our data. American Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Harlingen. Keep in mind that there are 3 different airlines that fly to Harlingen on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Kansas City Airport to Harlingen Valley Intl Airport were last updated today.

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

There is 1 operator available for flights from Kansas City Airport to Harlingen Valley Intl Airport as of October 2026.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kansas City Airport to Harlingen Valley Intl Airport.

What documentation or ID do you need to fly to Harlingen Valley Intl Airport?

The travel and health documents you'll need for your trip to Harlingen Valley Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Harlingen Valley Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$165 Cheap Flights from Kansas City to Harlingen in 2026/27

Find the cheapest flights from Kansas City to Harlingen

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 1:30 pmMCI Kansas City-HRL Harlingen Valley Intl

7h 30m1 stop Houston George Bush Intcntl

5:16 pm - 10:10 pmHRL Harlingen Valley Intl-MCI Kansas City

4h 54m1 stop Houston George Bush Intcntl

$247United Airlines

Fri, Jan 1 - Fri, Jan 8

6:00 am - 1:30 pmMCI Kansas City-HRL Harlingen Valley Intl

7h 30m1 stop Houston George Bush Intcntl

5:05 am - 12:52 pmHRL Harlingen Valley Intl-MCI Kansas City

7h 47m2 stops Houston George Bush Intcntl Denver Intl

$252United Airlines

Fri, Jan 1 - Fri, Jan 8

8:30 am - 4:01 pmMCI Kansas City-HRL Harlingen Valley Intl

7h 31m1 stop Houston George Bush Intcntl

5:05 am - 10:06 amHRL Harlingen Valley Intl-MCI Kansas City

5h 01m1 stop Houston George Bush Intcntl

$288United Airlines

Thu, Oct 29 - Sun, Nov 1

7:36 am - 4:01 pmMCI Kansas City-HRL Harlingen Valley Intl

8h 25m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

5:05 am - 10:06 amHRL Harlingen Valley Intl-MCI Kansas City

5h 01m1 stop Houston George Bush Intcntl

$293United Airlines

Thu, Oct 29 - Sun, Nov 1

5:45 am - 12:10 pmMCI Kansas City-HRL Harlingen Valley Intl

6h 25m1 stop Houston Hobby

4:45 pm - 12:40 amHRL Harlingen Valley Intl-MCI Kansas City

7h 55m1 stop Houston Hobby

$332Southwest

Wed, Nov 11 - Sun, Nov 15

2:55 pm - 8:40 pmMCI Kansas City-HRL Harlingen Valley Intl

5h 45m2 stops Dallas Love Field Austin Bergstrom

1:00 pm - 6:25 pmHRL Harlingen Valley Intl-MCI Kansas City

5h 25m2 stops Houston Hobby Austin Bergstrom

$333Southwest

Fri, Jan 1 - Fri, Jan 8

8:30 am - 4:01 pmMCI Kansas City-HRL Harlingen Valley Intl

7h 31m1 stop Houston George Bush Intcntl

5:25 pm - 10:30 pmHRL Harlingen Valley Intl-MCI Kansas City

5h 05m1 stop Houston George Bush Intcntl

$347United Airlines

Tue, Nov 10 - Wed, Nov 11

6:24 pm - 10:48 pmMCI Kansas City-HRL Harlingen Valley Intl

4h 24m1 stop Houston George Bush Intcntl

5:05 am - 10:06 amHRL Harlingen Valley Intl-MCI Kansas City

5h 01m1 stop Houston George Bush Intcntl

$347United Airlines

Fri, Nov 6 - Mon, Nov 9

6:28 am - 1:21 pmMCI Kansas City-HRL Harlingen Valley Intl

6h 53m1 stop Houston George Bush Intcntl

5:05 am - 10:06 amHRL Harlingen Valley Intl-MCI Kansas City

5h 01m1 stop Houston George Bush Intcntl

$347United Airlines

Tue, Nov 17 - Wed, Nov 18

1:05 pm - 5:20 pmMCI Kansas City-HRL Harlingen Valley Intl

4h 15m1 stop Dallas Love Field

5:50 pm - 12:40 amHRL Harlingen Valley Intl-MCI Kansas City

6h 50m2 stops Austin Bergstrom Houston Hobby

$347Southwest

Wed, Nov 11 - Sun, Nov 15

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American Airlines flights from Kansas City to Harlingen

Our best American Airlines deals on Kansas City to Harlingen flight tickets

American Airlines

Feb 21

MCI5:20 amKansas City

4h 53m

1 stop

HRL10:13 amHarlingen Valley Intl

Feb 28

HRL6:41 pmHarlingen Valley Intl

4h 30m

1 stop

MCI11:11 pmKansas City

$969

American Airlines

Feb 21

MCI7:16 amKansas City

10h 55m

2 stops

HRL6:11 pmHarlingen Valley Intl

Feb 28

HRL6:41 pmHarlingen Valley Intl

4h 30m

1 stop

MCI11:11 pmKansas City

$974

American Airlines

Feb 21

MCI7:16 amKansas City

10h 55m

2 stops

HRL6:11 pmHarlingen Valley Intl

Feb 28

HRL2:49 pmHarlingen Valley Intl

9h 29m

2 stops

MCI12:18 amKansas City

$1,163

Southwest flights from Kansas City to Harlingen

Our best Southwest deals on Kansas City to Harlingen flight tickets

Southwest

Nov 11

MCI5:45 amKansas City

6h 25m

1 stop

HRL12:10 pmHarlingen Valley Intl

Nov 15

HRL4:45 pmHarlingen Valley Intl

7h 55m

1 stop

MCI12:40 amKansas City

$332

Southwest

Jan 1

MCI2:55 pmKansas City

5h 45m

2 stops

HRL8:40 pmHarlingen Valley Intl

Jan 8

HRL1:00 pmHarlingen Valley Intl

5h 25m

2 stops

MCI6:25 pmKansas City

$333

Southwest

Feb 21

MCI12:40 pmKansas City

6h 20m

2 stops

HRL7:00 pmHarlingen Valley Intl

Feb 28

HRL7:40 pmHarlingen Valley Intl

4h 00m

1 stop

MCI11:40 pmKansas City

$398

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Kansas CityHarlingen

MCI Kansas City - HRL Harlingen Valley Intl

MCIHRL

Kansas City

Fri 1/1

6:00 am-1:30 pm

1 stop7h 30m

Harlingen Valley Intl

Fri 1/8

5:16 pm-10:10 pm

1 stop4h 54m

$247

Kansas CityHarlingen

MCI Kansas City - HRL Harlingen Valley Intl

MCIHRL

Kansas City

Fri 1/1

6:00 am-1:30 pm

1 stop7h 30m

Harlingen Valley Intl

Fri 1/8

5:05 am-12:52 pm

2 stops7h 47m

$252

Kansas CityHarlingen

MCI Kansas City - HRL Harlingen Valley Intl

MCIHRL

Kansas City

Thu 10/29

8:30 am-4:01 pm

1 stop7h 31m

Harlingen Valley Intl

Sun 11/1

5:05 am-10:06 am

1 stop5h 01m

$288

Kansas CityHarlingen

MCI Kansas City - HRL Harlingen Valley Intl

MCIHRL

Kansas City

Thu 10/29

7:36 am-4:01 pm

2 stops8h 25m

Harlingen Valley Intl

Sun 11/1

5:05 am-10:06 am

1 stop5h 01m

$293

Kansas CityHarlingen

MCI Kansas City - HRL Harlingen Valley Intl

MCIHRL

Kansas City

Wed 11/11

5:45 am-12:10 pm

1 stop6h 25m

Harlingen Valley Intl

Sun 11/15

4:45 pm-12:40 am

1 stop7h 55m

$332

Kansas CityHarlingen

MCI Kansas City - HRL Harlingen Valley Intl

MCIHRL

Kansas City

Fri 1/1

2:55 pm-8:40 pm

2 stops5h 45m

Harlingen Valley Intl

Fri 1/8

1:00 pm-6:25 pm

2 stops5h 25m

$333

Kansas CityHarlingen

MCI Kansas City - HRL Harlingen Valley Intl

MCIHRL

Kansas City

Tue 11/10

8:30 am-4:01 pm

1 stop7h 31m

Harlingen Valley Intl

Wed 11/11

5:25 pm-10:30 pm

1 stop5h 05m

$347

Quickest round-trip

Kansas CityHarlingen

MCI Kansas City - HRL Harlingen Valley Intl

MCIHRL

Kansas City

Fri 11/6

6:24 pm-10:48 pm

1 stop4h 24m

Harlingen Valley Intl

Mon 11/9

5:05 am-10:06 am

1 stop5h 01m

$347

Kansas CityHarlingen

MCI Kansas City - HRL Harlingen Valley Intl

MCIHRL

Kansas City

Tue 11/17

6:28 am-1:21 pm

1 stop6h 53m

Harlingen Valley Intl

Wed 11/18

5:05 am-10:06 am

1 stop5h 01m

$347

Kansas CityHarlingen

MCI Kansas City - HRL Harlingen Valley Intl

MCIHRL

Kansas City

Wed 11/11

1:05 pm-5:20 pm

1 stop4h 15m

Harlingen Valley Intl

Sun 11/15

5:50 pm-12:40 am

2 stops6h 50m

$347

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 Kansas City to Harlingen

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 Harlingen?

If you aren’t able to travel during the month of January, then book flights to Harlingen from Kansas City during April instead. Flights to Harlingen in April, while not as cheap as those in January, still average around $269.

Can stopping save me money on Kansas City to Harlingen flights?

You could potentially save up to 8% on your flight if you consider stops on a Kansas City to Harlingen flight.

When to book flights from Kansas City to Harlingen

Are you open to changing your travel dates? Check out the ideal times to fly from Kansas City to Harlingen according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Kansas City to Harlingen (MCI to HRL) flight deals and tips

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

Best Price Found	$165
Fastest flight time	4h 24m
Direct flights	None

The best one-way flight to Harlingen from Kansas City in the past 72 hours is $165. The best round-trip flight deal from Kansas City to Harlingen found on momondo in the last 72 hours is $247.

The fastest flight from Kansas City to Harlingen takes 4h 24m

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

Search flight deals

Frequently asked questions about flying from Kansas City to Harlingen

How far is Kansas City to Harlingen Valley Intl by plane?
There are 907.6 mi between Kansas City and Harlingen Valley Intl. By plane, this route typically takes 4h 24m.
When did momondo last update prices for flights from Kansas City Airport to Harlingen Valley Intl Airport?
Prices for flights from Kansas City Airport to Harlingen Valley Intl Airport were last updated today.
How many operators does momondo search for flights from Kansas City Airport to Harlingen Valley Intl Airport?
There is 1 operator available for flights from Kansas City Airport to Harlingen Valley Intl Airport as of October 2026.
How old do you have to be to fly from Kansas City Airport to Harlingen Valley Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kansas City Airport to Harlingen Valley Intl Airport.
What documentation or ID do you need to fly to Harlingen Valley Intl Airport?
The travel and health documents you'll need for your trip to Harlingen Valley Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Harlingen Valley Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Kansas City to Harlingen?
momondo data reveals that the most frequently booked airline on the route from Kansas City to Harlingen is Southwest, representing 100% of all bookings.

Best airlines flying from Kansas City to Harlingen

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

Airline	Rating	Free Cancellation	Price
Southwest	PriceFrom $199	Free Cancellation	Rating 7.9 4,215 reviews		Search Southwest flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Harlingen from Kansas City.

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

momondo does allow users to show only those flights to Harlingen from Kansas City which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Kansas City to Harlingen?

Once you have performed a search for Kansas City to Harlingen flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to Harlingen from Kansas City. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Cheap flights from Kansas City to Harlingen from $165

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kansas City to Harlingen departing on 12/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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American Airlines flights from Kansas City to Harlingen

Our best American Airlines deals on Kansas City to Harlingen flight tickets

Southwest flights from Kansas City to Harlingen

Our best Southwest deals on Kansas City to Harlingen flight tickets

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How to get the cheapest flight ticket from Kansas City to Harlingen

What is the cheapest month to fly to Harlingen?

Can stopping save me money on Kansas City to Harlingen flights?

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

What airlines fly to Harlingen?

When to book flights from Kansas City to Harlingen

Cheap Kansas City to Harlingen (MCI to HRL) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Kansas City to Harlingen

Best airlines flying from Kansas City to Harlingen

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

Why use momondo?

An easier way to manage your Harlingen trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

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Fly your favorite airline to Harlingen

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Harlingen

List of cabin classes available on flights landing in Harlingen. Availability may vary depending on flight origin and airline.

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