HRL - DEN

$98 Find Cheap Flights from Harlingen to Denver - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$217
Typical prices: $265-$388
Southwest
Sat 10/27Fri 11/2
HRL - DEN • 1 stop
Cheapest one-way
$98
Typical prices: $153-$229
Southwest
Sun 12/16
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
September
Cheapest • 42% 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)
Dallas Love Field (DAL)
Shortest trip • 4h 47m (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

Tue, Oct 27 - Mon, Nov 2
Southwest Logo
6:15 am - 10:15 amHRL  Harlingen Valley Intl-DEN Denver Intl
5h 00m1 stop Houston Hobby
Southwest Logo
5:35 am - 12:20 pmDEN  Denver Intl-HRL Harlingen Valley Intl
5h 45m1 stop Dallas Love Field
$217Southwest
Tue, Nov 10 - Wed, Nov 11
United Airlines Logo
5:05 am - 12:07 pmHRL  Harlingen Valley Intl-DEN Denver Intl
8h 02m1 stop Houston George Bush Intcntl
United Airlines Logo
4:44 pm - 10:48 pmDEN  Denver Intl-HRL Harlingen Valley Intl
5h 04m1 stop Houston George Bush Intcntl
$217United Airlines
Wed, Dec 16 - Thu, Dec 17
Southwest Logo
4:30 pm - 10:00 pmHRL  Harlingen Valley Intl-DEN Denver Intl
6h 30m1 stop Houston Hobby
Southwest Logo
5:05 am - 10:10 amDEN  Denver Intl-HRL Harlingen Valley Intl
4h 05m1 stop Austin Bergstrom
$221Southwest
Tue, Nov 10 - Wed, Nov 11
Southwest Logo
4:30 pm - 10:00 pmHRL  Harlingen Valley Intl-DEN Denver Intl
6h 30m1 stop Houston Hobby
Southwest Logo
1:10 pm - 9:45 pmDEN  Denver Intl-HRL Harlingen Valley Intl
7h 35m2 stops Austin Bergstrom Houston Hobby
$222Southwest
Tue, Oct 27 - Mon, Nov 2
Southwest Logo
1:00 pm - 7:20 pmHRL  Harlingen Valley Intl-DEN Denver Intl
7h 20m2 stops Houston Hobby Dallas Love Field
Southwest Logo
5:40 am - 11:05 amDEN  Denver Intl-HRL Harlingen Valley Intl
4h 25m1 stop Houston Hobby
$222Southwest
Tue, Nov 10 - Wed, Nov 11
United Airlines Logo
7:10 am - 12:07 pmHRL  Harlingen Valley Intl-DEN Denver Intl
5h 57m1 stop Houston George Bush Intcntl
United Airlines Logo
4:44 pm - 10:48 pmDEN  Denver Intl-HRL Harlingen Valley Intl
5h 04m1 stop Houston George Bush Intcntl
$307United Airlines
Tue, Nov 10 - Wed, Nov 11
United Airlines Logo
7:10 am - 12:07 pmHRL  Harlingen Valley Intl-DEN Denver Intl
5h 57m1 stop Houston George Bush Intcntl
United Airlines Logo
4:44 pm - 10:48 pmDEN  Denver Intl-HRL Harlingen Valley Intl
5h 04m1 stop Houston George Bush Intcntl
$309United Airlines
Mon, Nov 23 - Fri, Nov 27
United Airlines Logo
5:25 pm - 11:31 pmHRL  Harlingen Valley Intl-DEN Denver Intl
7h 06m1 stop Houston George Bush Intcntl
United Airlines Logo
4:44 pm - 10:48 pmDEN  Denver Intl-HRL Harlingen Valley Intl
5h 04m1 stop Houston George Bush Intcntl
$320United Airlines
Sat, Dec 26 - Thu, Dec 31
Sun Country Air Logo
9:52 am - 10:33 amHRL  Harlingen Valley Intl-DEN Denver Intl
25h 41m1 stop Minneapolis St Paul
Sun Country Air Logo
7:20 pm - 10:49 amDEN  Denver Intl-HRL Harlingen Valley Intl
14h 29m1 stop Minneapolis St Paul
$565Sun Country Air
Sat, Dec 26 - Thu, Dec 31
Delta Logo
2:30 pm - 11:08 pmHRL  Harlingen Valley Intl-DEN Denver Intl
9h 38m1 stop Minneapolis St Paul
Delta Logo
6:30 pm - 1:40 pmDEN  Denver Intl-HRL Harlingen Valley Intl
42h 10m2 stops Los Angeles Los Angeles Minneapolis St Paul
$1,877Delta
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 from Harlingen to Denver with more confidence.

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

Round-trip flights from Harlingen to Denver start at $217. Prices are below average for this route right now, with typical round-trip fares ranging from $265 to $388. The lowest price found in the past 5 days was $217 on Southwest.

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

Tuesday is the cheapest day of the week to fly from Harlingen to Denver, it is 36% cheaper than the average day. Saturday is the most expensive day with flight prices 9% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Harlingen to Denver?

  • September is the cheapest month to fly from Harlingen to Denver at $196 round-trip.
  • March ($437) and July ($421) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 122% 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

July

Cheapest flight

$98
Best time to beat the crowds but there is an average 25% increase in price.
Most popular time to fly with an average 30% increase in price.
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 route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • 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).

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

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

  • 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.

  • 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) - 32% of one-stop connections
    • Houston Hobby (HOU) - 30% of one-stop connections
    • Houston George Bush Intcntl (IAH) - 19% of one-stop connections
    • Austin Bergstrom (AUS) - 17% of one-stop connections

    Dallas/Fort Worth (DFW) handles the largest share of one-stop connections on this route.

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

    Yes. Being flexible with your travel dates can save you up to 42% on the Harlingen to Denver route. Tuesday is the cheapest departure day at $216 round-trip on average, while Saturday is the most expensive at $368, a difference of $152. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Denver?

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

  • How long is a flight from Harlingen to Denver?

    A nonstop flight from Harlingen to Denver takes 0h 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.

  • 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 $217 to $1,616. That means the highest observed fare was about 7x 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 in line with typical prices for this route. Average one-way fares are about $179.

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

    Flying via Dallas Love Field (DAL) gives the shortest average 1-stop total travel time at 4h 47m, compared with 4h 58m via Houston Hobby (HOU) and 5h 06m 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 car rental options are available at Denver Intl Airport (DEN)?

    Denver Intl Airport (DEN) hosts 5 major car rental companies, with daily rates starting from around $16 for economy cars. Top options include:
    • Routes Car & Truck Rentals
    • Ace
    • NU Car
    • Europcar
    • Hertz

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

    Round-trip flights from Harlingen to Denver range from $265 to $388, with an average of $337 over the past 12 months. Anything below $265 counts as a good deal.

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 can be flexible, aim for a Tuesday departure instead of Saturday. On this route, Tuesday flights average $216 - about $152 less than Saturday (41% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Harlingen to Denver trip for September. Fares historically average $196 round-trip in that month - typically $241 less than the most expensive month, which is March (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