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Harlingen

$130+ Cheap flights from Colorado 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 6/15. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — HRL
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Colorado to Harlingen

Keep the following information in mind while searching for Colorado to Harlingen flight deals. Data was last updated May 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$251
(Southwest)

One-way from

$130
(American Airlines)

Popular in

July

Cheapest in

April

Average price

$292
Provider with most accurate pricing for Denver Intl-Harlingen Valley Intl flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Harlingen Valley Intl flights.
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From Colorado to Harlingen Valley Intl
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One-way flight from Colorado to Harlingen Valley Intl
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Highest demand for flights based on searches. 13% potential increase in price ($50 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Colorado to Harlingen

Cheapest flights from Colorado to Harlingen
Explore the most affordable flight options available from Colorado to Harlingen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Southwest deal was found by Cheapflights users on 4/30. 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.
Sat 8/25:40 amDEN - HRL
1 stop4h 10mSouthwest
Sat 8/25:45 pmHRL - DEN
1 stop6h 50mSouthwest
Deal found 4/30$251
This United Airlines deal was found by Cheapflights users on 4/30. 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 7/307:45 amDEN - HRL
1 stop4h 35mUnited Airlines
Wed 8/65:10 amHRL - DEN
1 stop4h 45mUnited Airlines
Deal found 4/30$275
This American Airlines deal was found by Cheapflights users on 4/30. 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 5/148:00 amDEN - HRL
1 stop6h 57mAmerican Airlines
Sat 5/174:27 pmHRL - DEN
1 stop6h 29mAmerican Airlines
Deal found 4/30$289
This United Airlines deal was found by Cheapflights users on 4/30. 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 5/107:30 amCOS - HRL
1 stop7h 34mUnited Airlines
Mon 5/125:30 pmHRL - COS
1 stop5h 29mUnited Airlines
Deal found 4/30$356

Cheapflights Fare Finder

Customize your flight search to find flights from Colorado 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 May 1, 2025.
Use the filters below to find and compare flights from Colorado to Harlingen that are best for you.

Fly from

Colorado

Fly to

Harlingen

Route

Depart

Return

Price

DenverHarlingen

DEN - HRL

DENHRL

Denver Intl

Sat 8/2

5:40 am-10:50 am

1 stop4h 10m

Harlingen Valley Intl

Sat 8/2

5:45 pm-11:35 pm

1 stop6h 50m

$251

DenverHarlingen

DEN - HRL

DENHRL

Denver Intl

Wed 7/30

7:45 am-1:20 pm

1 stop4h 35m

Harlingen Valley Intl

Wed 8/6

5:10 am-8:55 am

1 stop4h 45m

$275

DenverHarlingen

DEN - HRL

DENHRL

Denver Intl

Wed 5/14

8:00 am-3:57 pm

1 stop6h 57m

Harlingen Valley Intl

Sat 5/17

4:27 pm-9:56 pm

1 stop6h 29m

$289

DenverHarlingen

DEN - HRL

DENHRL

Denver Intl

Sun 6/15

7:20 am-3:42 pm

1 stop7h 22m

$130

DenverHarlingen

DEN - HRL

DENHRL

Denver Intl

Sun 6/15

5:30 am-1:40 pm

2 stops7h 10m

$199

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Best time to book a flight from Colorado to Harlingen

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

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

Currently, April is the cheapest month in which you can book a flight from Colorado to Harlingen, Texas (average of $267). Flying from Colorado to Harlingen, Texas in July is currently the most expensive (average of $411). 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 CO to HRL?

Find hourly flight availability from Colorado 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 May 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colorado 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 May 1, 2025.
Southwest
8.0
Very good
4,294 reviews

Comfort

8.0

Boarding

8.2

Entertainment

7.6

Food

7.1

Crew

8.6

Overall

8.0

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
4,294 reviews
Southwest
8.0
Very good
4,294 reviews

Comfort

8.0

Boarding

8.2

Entertainment

7.6

Food

7.1

Crew

8.6

Overall

8.0

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
8,696 reviews
Southwest
8.0
Very good
4,294 reviews

Comfort

8.0

Boarding

8.2

Entertainment

7.6

Food

7.1

Crew

8.6

Overall

8.0

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
4,294 reviews

Comfort

8.0

Boarding

8.2

Entertainment

7.6

Food

7.1

Crew

8.6

Overall

8.0

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 Colorado 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 Colorado?

    Most people fly into Harlingen Valley Intl (HRL) if they book a flight to Harlingen from Colorado. Valley Intl is conveniently located just 3.7 mi from Harlingen’s city center.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Colorado to Harlingen, Texas (average of $267). Flying from Colorado to Harlingen, Texas in July is currently the most expensive (average of $411). 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.

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Top 3 airlines flying from Colorado to Harlingen

Discover the top 3 airlines that operate flights from Colorado 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$196Average$347FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$206Average$319FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$266Average$368FlexibilityNo cancel feeOn-time69%

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