$109 Cheap United flights Miami (MIA) to Harlingen (HRL)

View $109 flight on Tue, Oct 21, 2025Opens in a new window

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$109 Cheap United flights Miami (MIA) to Harlingen (HRL)

Prices were available within the past 7 days and start at $109 for one-way flights and $217 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Oct 21 - Tue, Oct 28
MIA
Miami
HRL
Harlingen
$217 Roundtrip, found 1 hour ago
$217
Roundtrip
found 1 hour ago
Select United flight, departing Tue, Oct 21 from Miami to Harlingen, returning Tue, Oct 28, priced at $217 found 1 hour ago
United
Thu, Oct 16 - Mon, Oct 20
MIA
Miami
HRL
Harlingen
$247 Roundtrip, found 13 hours ago
$247
Roundtrip
found 13 hours ago
Select United flight, departing Thu, Oct 16 from Miami to Harlingen, returning Mon, Oct 20, priced at $247 found 13 hours ago
United
Tue, Sep 2 - Thu, Sep 4
MIA
Miami
HRL
Harlingen
$249 Roundtrip, found 2 days ago
$249
Roundtrip
found 2 days ago
Select United flight, departing Tue, Sep 2 from Miami to Harlingen, returning Thu, Sep 4, priced at $249 found 2 days ago
United
Tue, Oct 21 - Tue, Oct 28
MIA
Miami
HRL
Harlingen
$250 Roundtrip, found 1 hour ago
$250
Roundtrip
found 1 hour ago
Select United flight, departing Tue, Oct 21 from Miami to Harlingen, returning Tue, Oct 28, priced at $250 found 1 hour ago
United
Tue, Oct 21 - Tue, Oct 28
MIA
Miami
HRL
Harlingen
$252 Roundtrip, found 1 hour ago
$252
Roundtrip
found 1 hour ago
Select United flight, departing Tue, Oct 21 from Miami to Harlingen, returning Tue, Oct 28, priced at $252 found 1 hour ago
United
Tue, Oct 21 - Tue, Oct 28
MIA
Miami
HRL
Harlingen
$259 Roundtrip, found 1 hour ago
$259
Roundtrip
found 1 hour ago
Select United flight, departing Tue, Oct 21 from Miami to Harlingen, returning Tue, Oct 28, priced at $259 found 1 hour ago
Flights from Miami (MIA) to Harlingen (HRL)
Origin airport
Miami Intl.
Destination airport
Valley Intl.
Airlines serving
American Airlines, Delta, Southwest Airlines, United
Popular airline
American Airlines
Distance
1079 mi

Frequently asked questions

How much is a United Airlines flight from Miami Intl. Airport (MIA) to Valley Intl. Airport (HRL)?
You can discover cheap return United Airlines flights from $217 from MIA to HRL by sorting your results from "Price (lowest to highest)" on Expedia. Or look for options from $109 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from MIA to HRL with United Airlines?
Browse for one-way or return flights to Harlingen in January or September. You could find cheaper fares with United Airlines during these quieter months.
What is the cheapest time to book flights from Miami Intl. Airport (MIA) to Valley Intl. Airport (HRL) with United Airlines?
To find cheap United Airlines fares from Miami Intl. Airport (MIA) to Valley Intl. Airport (HRL), start searching one to three months before your planned departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also impact the overall cost. Sunday is generally the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your trip on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Miami Intl. Airport (MIA) to Valley Intl. Airport (HRL)?
Enter your dates, hit search and tick the "Nonstop" filter on Expedia to browse any direct flights from MIA to HRL with United Airlines or another airline.
What is the earliest United Airlines flight from MIA to HRL?
Find United Airlines's earliest flights from MIA to HRL by selecting our "Morning" and "Early Morning" filters. Not only will you arrive sooner, early departures also have a 20% less chance of being canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Harlingen?
Jump on a United Airlines flight from Miami Intl. Airport (MIA) to Harlingen, and you'll probably land at Valley Intl. Airport (HRL). This is the airline's main hub in this city.
Why fly with United Airlines from MIA to HRL?
A rewarding loyalty program and the chance to rack up points through United Mileage Plus are the start of the reasons to travel from MIA to HRL with United Airlines. Plus, by joining Expedia's free One Key™ program, you can receive OneKeyCash™* on top of any airline loyalty program earnings. It's yours to spend on future travel plans.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my United Airlines flight from Miami Intl. Airport (MIA) to Valley Intl. Airport (HRL)?
Depending on the ticket type you purchased, a fee generally applies if you modify or cancel your booking more than 24 hours after it has been confirmed. To find flexible fares, select our "No cancel fee" or "Changes included" filter while looking for flights. For additional information on canceling or modifying your reservation, visit "Trips," select your flight and tick "Manage Booking."

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