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Harlingen

$155+ Cheap flights from Missouri to Harlingen, TX (HRL)

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 6/13. Fares are subject to change and may not be available on all flights or dates of travel.
STL — HRL
Apr 8 — Apr 151
Tue 4/8
Tue 4/15
1 adult, Economy
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Cheap flight deals from Missouri to Harlingen

Keep the following information in mind while searching for Missouri to Harlingen flight deals. Data was last updated April 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$265
(Southwest)

One-way from

$155
(Southwest)

Popular in

October

Cheapest in

September

Average price

$303
Provider with most accurate pricing for Kansas City-Harlingen Valley Intl flight deals.
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Provider most trusted by Cheapflights users for Kansas City-Harlingen Valley Intl flights.
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From Missouri to Harlingen Valley Intl
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One-way flight from Missouri to Harlingen Valley Intl
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High demand for flights, 4% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Missouri to Harlingen

Cheapest flights from Missouri to Harlingen
Explore the most affordable flight options available from Missouri to Harlingen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 3, 2025.

This American Airlines deal was found by Cheapflights users on 4/1. 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.
Thu 9/255:44 amMCI - HRL
1 stop3h 55mAmerican Airlines
Wed 10/15:47 amHRL - MCI
1 stop5h 50mAmerican Airlines
Deal found 4/1$249
This Southwest deal was found by Cheapflights users on 4/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/157:30 amMCI - HRL
1 stop3h 40mSouthwest
Tue 4/297:30 amHRL - MCI
1 stop3h 50mSouthwest
Deal found 4/2$265
This American Airlines deal was found by Cheapflights users on 4/1. 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.
Fri 4/115:26 amSTL - HRL
1 stop4h 25mAmerican Airlines
Fri 4/2512:04 pmHRL - STL
2 stops11h 29mAmerican Airlines
Deal found 4/1$338
This United deal was found by Cheapflights users on 4/2. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/116:15 amSTL - HRL
1 stop5h 07mUnited Airlines
Fri 4/255:15 amHRL - STL
1 stop4h 41mUnited Airlines
Deal found 4/2$372
This United deal was found by Cheapflights users on 4/1. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/46:20 amMCI - HRL
1 stop5h 02mUnited Airlines
Tue 4/82:05 pmHRL - MCI
2 stops9h 39mUnited Airlines
Deal found 4/1$520

Cheapflights Fare Finder

Customize your flight search to find flights from Missouri to Harlingen 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 April 3, 2025.
Use the filters below to find and compare flights from Missouri to Harlingen that are best for you.

Fly from

Missouri

Fly to

Harlingen

Route

Depart

Return

Price

Kansas CityHarlingen

MCI - HRL

MCIHRL

Kansas City

Tue 4/15

7:30 am-11:10 am

1 stop3h 40m

Harlingen Valley Intl

Tue 4/29

7:30 am-11:20 am

1 stop3h 50m

$265

Kansas CityHarlingen

MCI - HRL

MCIHRL

Kansas City

Tue 4/15

5:42 am-4:01 pm

2 stops10h 19m

Harlingen Valley Intl

Tue 4/29

12:04 pm-10:24 pm

2 stops10h 20m

$315

Kansas CityHarlingen

MCI - HRL

MCIHRL

Kansas City

Fri 6/13

5:05 am-9:15 am

1 stop4h 10m

$155

Kansas CityHarlingen

MCI - HRL

MCIHRL

Kansas City

Mon 5/26

3:21 pm-1:25 pm

3 stops22h 04m

$434

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Best time to book a flight from Missouri to Harlingen

Have a flexible travel schedule? Discover the best time to fly to Harlingen from Missouri 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 Missouri to Harlingen

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

Currently, April is the cheapest month in which you can book a flight from Missouri to Harlingen, Texas (average of $267). Flying from Missouri to Harlingen, Texas in July is currently the most expensive (average of $414). 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 MO to HRL?

Find hourly flight availability from Missouri to Harlingen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 3, 2025.

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

Rainfall in Harlingen by month

Plan your trip to Harlingen by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Harlingen, Texas ranges from 1.1 - 5.2 inches per month. September is typically the wettest month, when rainfall can reach 5.2 in. January is typically the driest time to visit Harlingen, Texas when rainfall is around 1.1 in.

Temperature in Harlingen by month

Plan your trip to Harlingen by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Harlingen, Texas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 60.8 F).

Reviews of airlines servicing Harlingen

Get insights into the airlines that provide service to Harlingen. 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 Harlingen. Reviews last updated April 3, 2025.
Southwest
8.0
Very good
4,274 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Overall

8.0

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,274 reviews
Southwest
8.0
Very good
4,274 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Overall

8.0

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,619 reviews
Southwest
8.0
Very good
4,274 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Overall

8.0

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,274 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Overall

8.0

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Missouri to Harlingen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Harlingen from Missouri?

    If you book a flight to Harlingen from Missouri, you will be flying to Valley Intl, which is the city’s only airport. Harlingen Valley Intl (HRL) is located 3.7 mi from the center of Harlingen.

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

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

  • How can I find direct flights from Missouri to Harlingen?

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

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

    Yes. Cheapflights offers flight deals from Missouri to Harlingen 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 Missouri to Harlingen, Texas?

    Currently, April is the cheapest month in which you can book a flight from Missouri to Harlingen, Texas (average of $267). Flying from Missouri to Harlingen, Texas in July is currently the most expensive (average of $414). 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

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Top 4 airlines flying from Missouri to Harlingen

Discover the top 4 airlines that operate flights from Missouri to Harlingen. 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 April 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$196Average$330FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$197Average$323FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$203Average$308FlexibilityNo cancel feeOn-time71%
DeltaCheapest$329Average$421FlexibilityNo cancel feeOn-timeN/A

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