What airlines fly to Harlingen?

American Airlines, United Airlines and Southwest are the top three most popular airlines that fly to Harlingen from District of Columbia according to our data. American Airlines is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Harlingen. Keep in mind that there are 3 different airlines that fly to Harlingen on a routine basis, so you have a few additional options to choose from.

How many flights depart from District of Columbia to Harlingen on average per week?

As of July 2025, 3 flights take off from District of Columbia and land in Harlingen each week. The most common flight departure day for this route is Mon, with 33% of weekly flights taking off on this day.

What is the cheapest airline that flies from District of Columbia to Harlingen Valley Intl?

Delta, United Airlines, and American Airlines are the most popular carriers operating from District of Columbia to Harlingen Valley Intl

When did momondo last update prices for flights from District of Columbia to Harlingen Valley Intl Airport?

Prices for flights from District of Columbia to Harlingen Valley Intl Airport are updated daily.

How old do you have to be to fly from District of Columbia to Harlingen Valley Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from District of Columbia 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.

$229 Cheap Flights from District of Columbia to Harlingen in 2025

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Find the cheapest flights from District of Columbia to Harlingen

Round-trip

One-way

Cheap round-trip flights

6:25 am - 2:19 pmIAD-HRL

8h 54m1 stop

2:51 pm - 10:48 pmHRL-IAD

6h 57m1 stop

$229American Airlines

Find Deal

Tue, Sep 16 - Wed, Sep 24

2:21 pm - 10:57 pmIAD-HRL

9h 36m2 stops

2:51 pm - 10:48 pmHRL-IAD

6h 57m1 stop

$234American Airlines

Find Deal

Tue, Sep 16 - Wed, Sep 24

5:00 am - 9:41 amDCA-HRL

5h 41m1 stop

2:51 pm - 11:00 pmHRL-DCA

7h 09m1 stop

$254American Airlines

Find Deal

Sun, Sep 14 - Tue, Sep 16

6:25 am - 2:08 pmIAD-HRL

8h 43m1 stop

10:11 am - 4:50 pmHRL-IAD

5h 39m1 stop

$254American Airlines

Find Deal

Sun, Sep 14 - Tue, Sep 16

6:00 pm - 10:05 pmDCA-HRL

5h 05m1 stop

6:00 am - 12:30 pmHRL-DCA

5h 30m1 stop

$273Southwest

Find Deal

Wed, Sep 3 - Sun, Sep 7

2:50 pm - 10:05 pmDCA-HRL

8h 15m2 stops

6:00 am - 12:30 pmHRL-DCA

5h 30m1 stop

$278Southwest

Find Deal

Wed, Sep 3 - Sun, Sep 7

11:18 am - 10:57 pmIAD-HRL

12h 39m2 stops

2:51 pm - 8:46 amHRL-IAD

16h 55m2 stops

$278American Airlines

Find Deal

Tue, Sep 16 - Wed, Sep 24

11:00 am - 4:02 pmDCA-HRL

6h 02m1 stop

2:05 pm - 8:53 pmHRL-DCA

5h 48m1 stop

$340United Airlines

Find Deal

Sun, Sep 14 - Tue, Sep 16

8:35 am - 1:30 pmIAD-HRL

5h 55m1 stop

5:00 am - 11:28 amHRL-IAD

5h 28m1 stop

$340United Airlines

Find Deal

Wed, Sep 3 - Sun, Sep 7

6:00 am - 2:36 pmDCA-HRL

9h 36m1 stop

3:35 pm - 11:55 pmHRL-DCA

7h 20m1 stop

$669Delta

Find Deal

Tue, Dec 23 - Sat, Jan 3

American Airlines flights from District of Columbia to Harlingen

Our best American Airlines deals on District of Columbia to Harlingen flight tickets

American Airlines

Sep 16

IAD6:25 amWashington, D.C. Dulles Intl

8h 54m

1 stop

HRL2:19 pmHarlingen Valley Intl

Sep 24

HRL2:51 pmHarlingen Valley Intl

6h 57m

1 stop

IAD10:48 pmWashington, D.C. Dulles Intl

$229

Find similar

American Airlines

Sep 16

IAD2:21 pmWashington, D.C. Dulles Intl

9h 36m

2 stops

HRL10:57 pmHarlingen Valley Intl

Sep 24

HRL2:51 pmHarlingen Valley Intl

6h 57m

1 stop

IAD10:48 pmWashington, D.C. Dulles Intl

$234

Find similar

American Airlines

Sep 14

DCA5:00 amWashington, D.C. Reagan-National

5h 41m

1 stop

HRL9:41 amHarlingen Valley Intl

Sep 16

HRL2:51 pmHarlingen Valley Intl

7h 09m

1 stop

DCA11:00 pmWashington, D.C. Reagan-National

$254

Find similar

United Airlines flights from District of Columbia to Harlingen

Our best United Airlines deals on District of Columbia to Harlingen flight tickets

United Airlines

Sep 14

DCA11:00 amWashington, D.C. Reagan-National

6h 02m

1 stop

HRL4:02 pmHarlingen Valley Intl

Sep 16

HRL2:05 pmHarlingen Valley Intl

5h 48m

1 stop

DCA8:53 pmWashington, D.C. Reagan-National

$340

Find similar

United Airlines

Aug 1

DCA2:54 pmWashington, D.C. Reagan-National

7h 56m

1 stop

HRL9:50 pmHarlingen Valley Intl

Aug 5

HRL1:59 pmHarlingen Valley Intl

5h 57m

1 stop

DCA8:56 pmWashington, D.C. Reagan-National

$396

Find similar

United Airlines

Sep 3

IAD8:15 amWashington, D.C. Dulles Intl

12h 18m

2 stops

HRL7:33 pmHarlingen Valley Intl

Sep 7

HRL5:00 amHarlingen Valley Intl

5h 28m

1 stop

IAD11:28 amWashington, D.C. Dulles Intl

$408

Find similar

How to get the cheapest flight ticket from District of Columbia to Harlingen

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

Prices

Airlines

Other information

What is the cheapest day to depart on your flight to Harlingen?

On average, the least expensive day to fly to Harlingen from District of Columbia is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $389. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from District of Columbia to Harlingen for around $567.

What is the cheapest time of day to depart on your flight to Harlingen?

Our most recent data shows that the best time of day to fly to Harlingen is in the morning. Flights from District of Columbia to Harlingen during this time can be as low as $444. Flights in the afternoon are often more expensive with an average ticket price of $485.

Can stopping save me money on District of Columbia to Harlingen flights?

You could potentially save up to 44% on your flight if you consider stops on a District of Columbia to Harlingen flight.

Cheap District of Columbia to Harlingen flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Harlingen

Best Price Found	$290
Fastest flight time	5h 05m
Direct flights	None
Airports in Harlingen	1 airport

The best one-way flight to Harlingen from District of Columbia in the past 72 hours is $290. The best round-trip flight deal from District of Columbia to Harlingen found on momondo in the last 72 hours is $229.

The fastest flight from District of Columbia to Harlingen takes 5h 05m

There are no direct flights from District of Columbia to Harlingen. Popular non-direct routes for this connection are Washington, D.C. Reagan-National Airport - Harlingen Valley Intl Airport and Washington, D.C. Dulles Intl Airport - Harlingen Valley Intl Airport.

There is 1 airport near Harlingen: Harlingen Valley Intl (HRL)

Search flight deals

When did momondo last update prices for flights from District of Columbia to Harlingen Valley Intl Airport?
Prices for flights from District of Columbia to Harlingen Valley Intl Airport are updated daily.
How many operators does momondo search for flights from District of Columbia to Harlingen Valley Intl Airport?
The number of operators available for flights from District of Columbia to Harlingen Valley Intl Airport is 1 as of July 2025.
How old do you have to be to fly from District of Columbia to Harlingen Valley Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from District of Columbia 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.

Best airlines flying from District of Columbia to Harlingen

Compare and see reviews for airlines that fly from District of Columbia to Harlingen with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $210	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Southwest	PriceFrom $228	Free Cancellation	Rating 8.0 4,239 reviews	Search Southwest flights
United Airlines	PriceFrom $258	Free Cancellation	Rating 7.4 8,864 reviews	Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Harlingen?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from District of Columbia to Harlingen. momondo saves you time and could save you money on your trip.

Can I find flights from District of Columbia to Harlingen with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for District of Columbia to Harlingen flights to just show those with flexible booking policies.

How can momondo help me find flights from District of Columbia to Harlingen?

momondo helps you find the best flight between District of Columbia 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 District of Columbia to Harlingen right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Harlingen from District of Columbia. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Cheap flights from District of Columbia to Harlingen from $229

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Find the cheapest flights from District of Columbia to Harlingen

Cheap round-trip flights

Cheap one-way flights

American Airlines flights from District of Columbia to Harlingen

Our best American Airlines deals on District of Columbia to Harlingen flight tickets

United Airlines flights from District of Columbia to Harlingen

Our best United Airlines deals on District of Columbia to Harlingen flight tickets

See travel insights to Harlingen from

How to get the cheapest flight ticket from District of Columbia to Harlingen

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 day to depart on your flight to Harlingen?

What is the cheapest time of day to depart on your flight to Harlingen?

Our most recent data shows that the best time of day to fly to Harlingen is in the morning. Flights from District of Columbia to Harlingen during this time can be as low as $444. Flights in the afternoon are often more expensive with an average ticket price of $485.

Can stopping save me money on District of Columbia to Harlingen flights?

You could potentially save up to 44% on your flight if you consider stops on a District of Columbia to Harlingen flight.

What is the cheapest airline that flies from District of Columbia to Harlingen Valley Intl?

Delta, United Airlines, and American Airlines are the most popular carriers operating from District of Columbia to Harlingen Valley Intl

What airlines fly to Harlingen?

How many flights depart from District of Columbia to Harlingen on average per week?

As of July 2025, 3 flights take off from District of Columbia and land in Harlingen each week. The most common flight departure day for this route is Mon, with 33% of weekly flights taking off on this day.

Cheap District of Columbia to Harlingen flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Harlingen

Best Price Found

Fastest flight time

Direct flights

Airports in Harlingen

When did momondo last update prices for flights from District of Columbia to Harlingen Valley Intl Airport?

How many operators does momondo search for flights from District of Columbia to Harlingen Valley Intl Airport?

How old do you have to be to fly from District of Columbia to Harlingen Valley Intl Airport?

What documentation or ID do you need to fly to Harlingen Valley Intl Airport?

Best airlines flying from District of Columbia to Harlingen

Compare and see reviews for airlines that fly from District of Columbia to Harlingen with momondo

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Harlingen?

Can I find flights from District of Columbia to Harlingen with flexible booking policies on momondo?

How can momondo help me find flights from District of Columbia to Harlingen?

I’m not ready to book a flight from District of Columbia to Harlingen right now. Can momondo alert me if prices change?

An easier way to manage your Harlingen trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Texas