Cheap flights from Denver to Harlingen from $251
This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Harlingen departing on 8/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Southwest flights from Denver to Harlingen, Texas
Our best Southwest deals on Denver to Harlingen, Texas flight tickets
United Airlines flights from Denver to Harlingen, Texas
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How to get the cheapest flight ticket from Denver to Harlingen, Texas
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Harlingen, Texas?
The month of April is, on average, the cheapest month to fly to Harlingen, Texas from Denver, with most prices found around $267. If you are unable to visit Harlingen, Texas during the month of April, then departing from Denver during the month September is also very affordable. Most momondo users find prices during this month for around $268.
What is the cheapest day to depart on your flight to Harlingen, Texas?
The cheapest day to depart on your flight to Harlingen, Texas is on a Tuesday when prices can be found for as low as $245. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Denver to Harlingen, Texas for around $354.
What is the cheapest time of day to depart on your flight to Harlingen, Texas?
Our most recent data shows that the best time of day to fly to Harlingen, Texas is in the afternoon. Flights from Denver to Harlingen, Texas during this time can be as low as $341. Flights in the morning are often more expensive with an average ticket price of $442.
What is the cheapest Denver Intl to Harlingen Valley Intl flight route?
Fly from Denver Intl to Harlingen Valley Intl for the best Denver Intl - Harlingen Valley Intl flight prices
What cabin class options are available on Denver Intl to Harlingen Valley Intl flights?
There are 1 cabin classes available to choose from on Denver Intl to Harlingen Valley Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
How have Denver to Harlingen, Texas flight prices changed over time?
As of April 2025, prices for Denver to Harlingen, Texas flights are approximately 25% cheaper when compared to flights at the same time last year.
When to book flights from Denver to Harlingen, Texas
Cheap Denver to Harlingen, Texas (DEN to HRL) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Denver to Harlingen, Texas
Best Price Found | $251 |
|---|---|
Fastest flight time | 4h 10m |
Direct flights | None |
Airports in Harlingen, Texas | 1 airport |
How far is Denver Intl to Harlingen Valley Intl by plane?
Denver Intl and Harlingen Valley Intl are 1025.4 mi apart from one another. A reasonable flight in good conditions will take 4h 10m.
When did momondo last update prices for flights from Denver Intl Airport to Harlingen Valley Intl Airport?
Prices for flights from Denver Intl Airport to Harlingen Valley Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Denver Intl Airport to Harlingen Valley Intl Airport?
As of April 2025, there are 3 operators available to choose from for flights from Denver Intl Airport to Harlingen Valley Intl Airport.
How old do you have to be to fly from Denver Intl Airport to Harlingen Valley Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Harlingen Valley Intl Airport.
What documentation or ID do you need to fly to Harlingen Valley Intl Airport?
The travel and health documents you'll need for your trip to Harlingen Valley Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Harlingen Valley Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Denver to Harlingen, Texas?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Denver to Harlingen, Texas is Embraer 175 (Enhanced Winglets) (100.00% of total bookings).
What is the most popular airline from Denver to Harlingen, Texas?
Based on momondo bookings for flights between Denver and Harlingen, Texas, the leading airline is American Airlines, making up 61% of the total bookings. Other popular airlines include Southwest with 27% and United Airlines with 12%.
Best airlines flying from Denver to Harlingen, Texas
Compare and see reviews for airlines that fly from Denver to Harlingen, Texas with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $196 | Free Cancellation | Rating 8.0 4,294 reviews | |||
| PriceFrom $222 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $266 | Free Cancellation | Rating 7.4 8,696 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Denver to Harlingen?
It is quick and easy to find Denver to Harlingen flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Harlingen that suits you.
Can I find flights from Denver to Harlingen with flexible booking policies on momondo?
Yes. All flights to Harlingen from Denver on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Denver to Harlingen?
momondo helps you find the best flight between Denver and Harlingen by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Denver to Harlingen right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Denver to Harlingen flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.