DCA - HRL

$119 Find Cheap Flights from Reagan Washington National Airport to Harlingen

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Reagan-National to Harlingen departing on 5/15. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult

KAYAK searches hundreds of travel sites at once for deals on flights to Harlingen

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Harlingen, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Harlingen, as well as popular online travel agencies
Travelers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

Save 22% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Flights Deals
Useful Info
Flights Deals

Cheap Flights from Reagan-National to Harlingen

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Reagan-National to Harlingen that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Recent round-trip flight deals from Reagan-National to Harlingen

KAYAK's recommended round-trip deals from the most popular airlines that fly from Reagan-National to Harlingen.
Discover the best prices for you by selecting your travel dates on KAYAK.
United Airlines Logo
2:47 pm - 7:44 pmDCA-HRL
5h 57m1 stop
United Airlines Logo
5:30 pm - 11:59 pmHRL-DCA
5h 29m1 stop
$253United Airlines
Find Deal
Wed, May 14 - Sun, May 18
American Airlines Logo
5:00 am - 11:28 amDCA-HRL
7h 28m2 stops
American Airlines Logo
10:15 am - 7:42 pmHRL-DCA
8h 27m1 stop
$494American Airlines
Find Deal
Wed, May 14 - Sun, May 18
United Airlines Logo
8:30 am - 4:04 pmDCA-HRL
8h 34m2 stops
United Airlines Logo
12:16 pm - 9:42 pmHRL-DCA
8h 26m2 stops
$1,199United Airlines
Find Deal
Wed, May 14 - Sun, May 18
Useful Info

KAYAK's insights & trends for Reagan-National to Harlingen flights

Get data-powered insights and trends into flights from Reagan-National to Harlingen to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Reagan Washington National Airport to Harlingen?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest round-trip tickets from Reagan Washington National Airport to Harlingen were found on United Airlines ($253) and American Airlines ($494).

Find deals

Good to know

Cheapest flight$119
Flight from Reagan Washington National Airport to Harlingen

When to book flights from Reagan-National to Harlingen

Are your dates flexible? Find out the best times to travel from Reagan-National to Harlingen based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Reagan Washington National Airport to Harlingen flights

  • What is the cheapest flight from Washington, D.C. Reagan-National Airport to Harlingen?

    In the last 3 days, the lowest price for a flight from Washington, D.C. Reagan-National Airport to Harlingen was $119 for a one-way ticket and $253 for a round-trip.

  • Do I need a passport to fly between Reagan Washington National Airport and Harlingen?

    Even though you are not required to have a passport, keep in mind that an official ID is needed to board the airplane.

  • Which airports will I be using when flying from Reagan Washington National Airport to Harlingen?

    On your way to Harlingen, you’ll fly out from Washington, D.C. Reagan-National. You’ll be landing at Harlingen Valley Intl.

  • Which aircraft models fly most regularly from Reagan Washington National Airport to Harlingen?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Reagan Washington National Airport to Harlingen?

    oneworld, and Star Alliance are the airline alliances operating flights between Reagan Washington National Airport and Harlingen, with oneworld being the most commonly used for this route.

  • How does KAYAK find such low prices on flights from Reagan Washington National Airport to Harlingen?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Reagan Washington National Airport to Harlingen.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Reagan Washington National Airport to Harlingen?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Harlingen from Reagan Washington National Airport is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Reagan Washington National Airport to Harlingen?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Harlingen with an airline and back to Reagan Washington National Airport with another airline. Booking your flights between Reagan Washington National Airport and HRL can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Reagan Washington National Airport to Harlingen?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Harlingen from Reagan Washington National Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Reagan-National to Harlingen

Information on your arrival and departure airports

Harlingen (HRL)
Reagan Washington National Airport (DCA)

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.