HRL - DEN

$150 Find Cheap Flights from Harlingen to Denver - Compare and Save

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Everything you should know

Cheapest round-trip
$319
Typical prices: $288-$410
Southwest
Mon 11/26Sat 12/1
HRL - DEN • 1 stop
Cheapest one-way
$150
Typical prices: $162-$226
Southwest
Fri 11/23
HRL - DEN • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Harlingen and Denver. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
August
Cheapest • 21% price drop
March
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Minneapolis St Paul (MSP)
Cheapest • Avg $308 (round-trip)
Houston Hobby (HOU)
Shortest trip • 4h 43m (one-way)
Insights
Insights
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Booking Insights
Flight Deals

Cheap Flights from Harlingen to Denver (HRL-DEN)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Harlingen to Denver

Thu, Nov 26 - Tue, Dec 1
Southwest Logo
1:25 pm - 4:40 pmHRL  Harlingen Valley Intl-DEN Denver Intl
4h 15m1 stop Houston Hobby
Southwest Logo
1:10 pm - 8:45 pmDEN  Denver Intl-HRL Harlingen Valley Intl
6h 35m1 stop Austin Bergstrom
$319Southwest
Thu, Jan 28 - Tue, Feb 2
Southwest Logo
1:00 pm - 4:20 pmHRL  Harlingen Valley Intl-DEN Denver Intl
4h 20m1 stop Houston Hobby
Southwest Logo
9:55 am - 5:00 pmDEN  Denver Intl-HRL Harlingen Valley Intl
6h 05m1 stop Dallas Love Field
$331Southwest
Wed, Mar 24 - Fri, Mar 26
United Airlines Logo
5:16 pm - 11:37 pmHRL  Harlingen Valley Intl-DEN Denver Intl
7h 21m1 stop Houston George Bush Intcntl
United Airlines Logo
4:40 pm - 11:04 pmDEN  Denver Intl-HRL Harlingen Valley Intl
5h 24m1 stop Houston George Bush Intcntl
$331United Airlines
Thu, Jan 28 - Tue, Feb 2
Southwest Logo
1:00 pm - 5:50 pmHRL  Harlingen Valley Intl-DEN Denver Intl
5h 50m1 stop Houston Hobby
Southwest Logo
12:20 pm - 9:05 pmDEN  Denver Intl-HRL Harlingen Valley Intl
7h 45m2 stops Las Vegas Harry Reid Intl Austin Bergstrom
$336Southwest
Wed, Nov 25 - Wed, Dec 2
Delta Logo
2:18 pm - 8:11 pmHRL  Harlingen Valley Intl-DEN Denver Intl
6h 53m1 stop Minneapolis St Paul
Delta Logo
6:30 am - 1:37 pmDEN  Denver Intl-HRL Harlingen Valley Intl
6h 07m1 stop Minneapolis St Paul
$341Delta
Thu, Nov 12 - Tue, Dec 1
American Airlines Logo
5:40 am - 9:47 amHRL  Harlingen Valley Intl-DEN Denver Intl
5h 07m1 stop Dallas/Fort Worth
American Airlines Logo
3:10 pm - 11:13 pmDEN  Denver Intl-HRL Harlingen Valley Intl
7h 03m1 stop Dallas/Fort Worth
$344American Airlines
Wed, Nov 18 - Mon, Nov 23
American Airlines Logo
10:44 am - 2:18 pmHRL  Harlingen Valley Intl-DEN Denver Intl
4h 34m1 stop Dallas/Fort Worth
American Airlines Logo
6:20 am - 6:16 pmDEN  Denver Intl-HRL Harlingen Valley Intl
10h 56m1 stop Dallas/Fort Worth
$372American Airlines
Fri, Mar 19 - Thu, Mar 25
United Airlines Logo
5:05 am - 9:14 amHRL  Harlingen Valley Intl-DEN Denver Intl
5h 09m1 stop Houston George Bush Intcntl
United Airlines Logo
4:40 pm - 11:04 pmDEN  Denver Intl-HRL Harlingen Valley Intl
5h 24m1 stop Houston George Bush Intcntl
$387United Airlines
Wed, Nov 25 - Wed, Dec 2
American Airlines Logo
10:43 am - 3:35 pmHRL  Harlingen Valley Intl-DEN Denver Intl
5h 52m1 stop Dallas/Fort Worth
American Airlines Logo
4:23 pm - 10:54 pmDEN  Denver Intl-HRL Harlingen Valley Intl
5h 31m1 stop Dallas/Fort Worth
$435American Airlines
Wed, Nov 25 - Wed, Dec 2
United Airlines Logo
5:25 pm - 11:30 pmHRL  Harlingen Valley Intl-DEN Denver Intl
7h 05m1 stop Houston George Bush Intcntl
United Airlines Logo
6:00 pm - 11:14 amDEN  Denver Intl-HRL Harlingen Valley Intl
16h 14m2 stops Austin Bergstrom Houston George Bush Intcntl
$466United Airlines
Booking Insights

Price, demand and travel trends for Harlingen to Denver flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Harlingen to Denver?

Round-trip flights from Harlingen to Denver typically range from $288 to $410. The lowest price found in the past 5 days was $319, on Southwest.

What's the cheapest day of the week to fly from Harlingen to Denver?

Based on deals KAYAK users found in the last 12 months, Sunday is the cheapest day of the week to fly from Harlingen to Denver. It’s 11% cheaper than the average day, while Saturday is the most expensive, with prices 34% higher.

What’s the cheapest month to fly from Harlingen to Denver?

•August is the cheapest month to fly from Harlingen to Denver at $268 round-trip.
•September ($580) and March ($433) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 116% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for Harlingen to Denver flights

Low season

September

Cheapest flight

$150
Beat the crowds with an average 53% drop in travelers.
The most popular month to fly with an average 59% increase in travelers.
One-way flight from Harlingen to Denver

When to book flights from Harlingen to Denver

Are your dates flexible? Find out the best times to travel from Harlingen to Denver based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Harlingen to Denver flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Harlingen to Denver?

    Only Economy Class is available on flights from Harlingen to Denver.

  • How long is a flight from Harlingen to Denver?

    A nonstop flight from Harlingen to Denver takes 00m, covering 1,024 miles.

  • Do I need a passport to fly from Harlingen to Denver?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Harlingen to Denver flight?

    Round-trip flights from Harlingen to Denver range from $288 to $410, with an average of $339 over the past 12 months. Anything below $288 counts as a good deal.

  • How much can I save by taking a layover when flying from Harlingen to Denver?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $308 round-trip via Minneapolis St Paul (MSP), compared to $455 for nonstop.

  • Have flight prices from Harlingen to Denver changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $319 to $1,571. That means the highest observed fare was about 5x higher than the lowest one.

  • How are flight prices from Harlingen to Denver looking right now?

    One-way fares from Harlingen to Denver are currently higher than usual. Average one-way flight prices are about $236, which is 19% above the typical average for this route.

  • What car rental options are available at Denver Intl Airport (DEN)?

    Denver Intl Airport (DEN) hosts 5 major car rental companies, with daily rates averaging $56 for economy cars. Top options include:

    • Routes Car & Truck Rentals
    • Ace
    • Europcar
    • NU Car
    • Hertz

  • Which airports can I use when flying from Harlingen to Denver?

    Flights from Harlingen to Denver usually depart from Harlingen Valley Intl (HRL) and arrive at Denver Intl (DEN).

  • Which airports do connecting flights from Harlingen to Denver pass through?

    One-stop flights from Harlingen to Denver most commonly connect through:

    • Dallas/Fort Worth (DFW) - 34% of one-stop connections
    • Austin Bergstrom (AUS) - 23% of one-stop connections
    • Houston George Bush Intcntl (IAH) - 21% of one-stop connections
    • Houston Hobby (HOU) - 19% of one-stop connections

  • Can I save money by using flexible dates for flights from Harlingen to Denver?

    Yes. Flexible dates can save you up to 33% on flights from Harlingen to Denver. Sunday is the cheapest departure day at $305 round-trip on average, while Saturday is the most expensive at $455, a difference of $150.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How much time can I save by choosing a different layover airport from Harlingen to Denver?

    Flying via Houston Hobby (HOU) gives the shortest average 1-stop total travel time at 4h 43m, compared with 4h 47m via Dallas Love Field (DAL) and 4h 56m via Austin Bergstrom (AUS).

  • What is the time difference between Harlingen and Denver?

    Denver is 1 hour behind Harlingen (Mountain Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Denver?

    Some of the most popular sights in Denver are Colorado Convention Center, Coors Field and Ball Arena. These are among the most viewed places in Denver on KAYAK.

Your guide to booking Harlingen to Denver flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Sunday departure and avoid flying on Saturday. On this route, Sunday flights average $305, about $150 less than Saturday fares (33% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Harlingen to Denver trip for August. Fares historically average $268 round-trip in that month - typically $312 less than the most expensive month, which is September (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through Minneapolis St Paul Airport (MSP) can be cheaper than flying direct. The cheapest layover option averages $308 round-trip on this route - about $147 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Denver Intl Airport.

    • The Westin Denver International Airport

More options for your flight from Harlingen to Denver

Complete your trip to Denver with a hotel stay or car rental

Car rentals in Denver
Hotels in Denver
Vacations in Denver