How long is the flight from Harlingen, Texas to Washington, D.C.?

American Airlines, Delta, and United Airlines can get you from Harlingen, Texas to Washington, D.C. in just under 5h 23m. Your travel time can differ by up to 2h 03m. Airlines will cover a distance of 1477 mi. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from Harlingen, Texas to Washington, D.C. round-trip?

Southwest, at $333, was found to be the cheapest airline from Harlingen, Texas to Washington, D.C.. An alternate airline flying to your destination would be United Airlines. Southwest is 5% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from Harlingen, Texas to Washington, D.C. one-way?

One-way options have recently been found by users for as low as $184 on United Airlines. Other airlines that offer cheap prices include Southwest from $195 and American Airlines from $225 one-way.

What is the cheapest day to fly from Harlingen, Texas to Washington, D.C.?

Travelers seeking maximum savings on their Harlingen, Texas to Washington, D.C. flight should consider departing on Friday afternoons when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What are the most popular routes from Harlingen, Texas to Washington, D.C.?

When deciding which route to take from Harlingen, Texas to Washington, D.C. consider Harlingen Valley Intl - Washington, D.C. Reagan-National, Harlingen Valley Intl - Washington, D.C. Dulles Intl or Harlingen Valley Intl - Baltimore/Washington as they are the most popular.

What is the cheapest day to fly round-trip from Harlingen, Texas to Washington, D.C.?

Saturday flights are found to be more expensive to fly from Harlingen, Texas to Washington, D.C.. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Washington, D.C..

What is the cheapest month to fly from Harlingen, Texas to Washington, D.C.?

Our data shows that February tends to be the cheapest month to fly to Washington, D.C. from Harlingen, Texas. Users have commonly found prices around $353 for the month, but tickets can be as low as $268. Due to multiple factors, prepare for potentially higher prices in January.

What airport do you fly from for flights from Harlingen to Washington, D.C.?

Harlingen Valley Intl (HRL), located 3.7 mi from the city center, is the airport you fly out of when you book flights from Harlingen to Washington, D.C.. 2 airlines have flights from Valley Intl to Washington, D.C. on a regular basis. Booking flights from Harlingen Valley Intl to Washington, D.C. should not be difficult; the airport handles an average of 0 outbound flights to Washington, D.C. per day.

Can I find deals for flights from Harlingen to Washington, D.C. that include hotel bookings?

Yes. In addition to deals on Harlingen to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Harlingen to Washington, D.C.?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Harlingen to Washington, D.C..

Can I find deals for business class flights from Harlingen to Washington, D.C.?

Yes. Cheapflights offers flight deals from Harlingen to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$184+ Flights from Harlingen, TX to Washington, D.C.

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Cheap flight deals from Harlingen to Washington, D.C.

Round-trip from	$269 (American Airlines)
One-way from	$184 (United Airlines)
Popular in	January
Cheapest in	February
Average price	$357

From Harlingen Valley Intl to Washington, D.C. (WAS)

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One-way flight from Harlingen Valley Intl to Washington, D.C. (WAS)

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Highest demand for flights based on searches. 5% potential increase in price ($20 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($15 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Find flight deals from Harlingen to Washington, D.C.

Cheapest flights from Harlingen to Washington, D.C.
Explore the most affordable flight options available from Harlingen to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 15, 2025.

vie. 12/55:36 amHRL - DCA

1 stop5h 23mAmerican Airlines

lun. 12/86:30 amDCA - HRL

1 stop6h 10mAmerican Airlines

Deal found 9/14

$269

sáb. 10/113:39 pmHRL - DCA

1 stop6h 46mDelta

sáb. 10/186:10 amDCA - HRL

1 stop9h 33mDelta

Deal found 9/13

$285

sáb. 10/116:37 pmHRL - DCA

1 stop5h 22mAmerican Airlines

sáb. 10/1810:55 amDCA - HRL

2 stops8h 10mAmerican Airlines

Deal found 9/13

$330

sáb. 9/275:45 amHRL - BWI

1 stop5h 57mAmerican Airlines

sáb. 10/46:41 amBWI - HRL

1 stop8h 38mAmerican Airlines

Deal found 9/14

$345

sáb. 10/113:39 pmHRL - IAD

1 stop7h 01mDelta

sáb. 10/186:18 amIAD - HRL

1 stop9h 25mDelta

Deal found 9/13

$345

sáb. 9/276:35 pmHRL - DCA

1 stop5h 25mAmerican Airlines

sáb. 10/45:00 amDCA - HRL

1 stop5h 41mAmerican Airlines

Deal found 9/14

$349

sáb. 10/112:50 pmHRL - IAD

1 stop7h 01mAmerican Airlines

sáb. 10/185:37 pmIAD - HRL

1 stop6h 27mAmerican Airlines

Deal found 9/13

$368

jue. 9/252:38 pmHRL - BWI

1 stop7h 40mAmerican Airlines

dom. 9/286:30 amBWI - HRL

1 stop8h 38mAmerican Airlines

Deal found 9/15

$387

sáb. 9/275:00 amHRL - IAD

1 stop5h 38mUnited Airlines

sáb. 10/412:50 pmIAD - HRL

1 stop7h 51mUnited Airlines

Deal found 9/14

$398

jue. 9/255:45 pmHRL - BWI

1 stop5h 40mSouthwest

dom. 9/284:35 pmBWI - HRL

2 stops8h 00mSouthwest

Deal found 9/15

$403

vie. 12/55:36 amHRL - BWI

1 stop7h 52mAmerican Airlines

lun. 12/86:02 amBWI - HRL

1 stop6h 38mAmerican Airlines

Deal found 9/14

$414

sáb. 9/275:00 amHRL - BWI

2 stops8h 08mUnited Airlines

sáb. 10/410:51 amBWI - HRL

2 stops9h 50mUnited Airlines

Deal found 9/14

$418

Best flights from Harlingen to Washington, D.C.
Discover carefully curated flight deals from Harlingen to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated septiembre 15, 2025.

vie. 12/55:36 amHRL - DCA

1 stop5h 23mAmerican Airlines

lun. 12/86:30 amDCA - HRL

1 stop6h 10mAmerican Airlines

Deal found 9/14

$269

sáb. 10/113:39 pmHRL - DCA

1 stop6h 46mDelta

sáb. 10/186:10 amDCA - HRL

1 stop9h 33mDelta

Deal found 9/13

$285

vie. 12/512:16 pmHRL - IAD

1 stop7h 26mUnited Airlines

lun. 12/86:00 amIAD - HRL

1 stop6h 04mUnited Airlines

Deal found 9/14

$345

jue. 9/255:45 pmHRL - BWI

1 stop5h 40mSouthwest

dom. 9/284:35 pmBWI - HRL

2 stops8h 00mSouthwest

Deal found 9/15

$403

mar. 3/103:00 pmHRL - DCA

1 stop6h 17mDelta

mié. 3/117:40 amDCA - HRL

1 stop7h 49mDelta

Deal found 9/12

$319

sáb. 10/116:37 pmHRL - DCA

1 stop5h 22mAmerican Airlines

sáb. 10/1810:55 amDCA - HRL

2 stops8h 10mAmerican Airlines

Deal found 9/13

$330

sáb. 9/275:45 amHRL - BWI

1 stop5h 57mAmerican Airlines

sáb. 10/46:41 amBWI - HRL

1 stop8h 38mAmerican Airlines

Deal found 9/14

$345

sáb. 10/113:39 pmHRL - IAD

1 stop7h 01mDelta

sáb. 10/186:18 amIAD - HRL

1 stop9h 25mDelta

Deal found 9/13

$345

sáb. 9/275:00 amHRL - IAD

1 stop5h 38mUnited Airlines

sáb. 10/412:50 pmIAD - HRL

1 stop7h 51mUnited Airlines

Deal found 9/14

$398

sáb. 9/276:35 pmHRL - DCA

1 stop5h 25mAmerican Airlines

sáb. 10/45:00 amDCA - HRL

1 stop5h 41mAmerican Airlines

Deal found 9/14

$349

sáb. 9/275:00 amHRL - BWI

2 stops8h 08mUnited Airlines

sáb. 10/410:51 amBWI - HRL

2 stops9h 50mUnited Airlines

Deal found 9/14

$418

sáb. 10/112:50 pmHRL - IAD

1 stop7h 01mAmerican Airlines

sáb. 10/185:37 pmIAD - HRL

1 stop6h 27mAmerican Airlines

Deal found 9/13

$368

Last-minute flights from Harlingen to Washington, D.C.
Discover last-minute flight deals from Harlingen to Washington, D.C.. Data last updated septiembre 15, 2025 and is based on user searches.

jue. 9/252:38 pmHRL - BWI

1 stop7h 40mAmerican Airlines

dom. 9/286:30 amBWI - HRL

1 stop8h 38mAmerican Airlines

Deal found 9/15

$387

jue. 9/255:45 pmHRL - BWI

1 stop5h 40mSouthwest

dom. 9/284:35 pmBWI - HRL

2 stops8h 00mSouthwest

Deal found 9/15

$403

sáb. 9/275:45 amHRL - BWI

1 stop5h 57mAmerican Airlines

sáb. 10/46:41 amBWI - HRL

1 stop8h 38mAmerican Airlines

Deal found 9/14

$345

sáb. 9/276:35 pmHRL - DCA

1 stop5h 25mAmerican Airlines

sáb. 10/45:00 amDCA - HRL

1 stop5h 41mAmerican Airlines

Deal found 9/14

$349

sáb. 9/275:00 amHRL - IAD

1 stop5h 38mUnited Airlines

sáb. 10/412:50 pmIAD - HRL

1 stop7h 51mUnited Airlines

Deal found 9/14

$398

sáb. 9/275:00 amHRL - BWI

2 stops8h 08mUnited Airlines

sáb. 10/410:51 amBWI - HRL

2 stops9h 50mUnited Airlines

Deal found 9/14

$418

sáb. 9/275:00 amHRL - DCA

2 stops8h 01mUnited Airlines

sáb. 10/411:00 amDCA - HRL

1 stop6h 13mUnited Airlines

Deal found 9/14

$638

sáb. 10/113:39 pmHRL - DCA

1 stop6h 46mDelta

sáb. 10/186:10 amDCA - HRL

1 stop9h 33mDelta

Deal found 9/13

$285

sáb. 10/116:37 pmHRL - DCA

1 stop5h 22mAmerican Airlines

sáb. 10/1810:55 amDCA - HRL

2 stops8h 10mAmerican Airlines

Deal found 9/13

$330

sáb. 10/113:39 pmHRL - IAD

1 stop7h 01mDelta

sáb. 10/186:18 amIAD - HRL

1 stop9h 25mDelta

Deal found 9/13

$345

sáb. 10/112:50 pmHRL - IAD

1 stop7h 01mAmerican Airlines

sáb. 10/185:37 pmIAD - HRL

1 stop6h 27mAmerican Airlines

Deal found 9/13

$368

sáb. 10/112:05 pmHRL - IAD

1 stop7h 01mUnited Airlines

sáb. 10/188:20 amIAD - HRL

2 stops12h 21mUnited Airlines

Deal found 9/13

$439

One-way flights from Harlingen to Washington, D.C.
Search for one-way flight options from Harlingen to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated septiembre 15, 2025.

mar. 9/237:00 amHRL - BWI

1 stop8h 17mUnited Airlines

Deal found 9/14

$184

mar. 9/236:20 amHRL - DCA

1 stop4h 40mSouthwest

Deal found 9/14

$190

sáb. 9/205:45 amHRL - DCA

1 stop5h 52mAmerican Airlines

Deal found 9/14

$225

dom. 9/212:05 pmHRL - IAD

1 stop5h 47mUnited Airlines

Deal found 9/15

$250

mar. 9/232:05 pmHRL - IAD

1 stop5h 47mUnited Airlines

Deal found 9/14

$270

sáb. 9/207:00 amHRL - BWI

2 stops13h 42mUnited Airlines

Deal found 9/14

$410

sáb. 9/202:05 pmHRL - IAD

2 stops16h 25mUnited Airlines

Deal found 9/14

$438

Cheapflights Fare Finder

Use the filters below to find and compare flights from Harlingen to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HarlingenWashington, D.C.

HRL - DCA

HRLDCA

Harlingen Valley Intl

vie. 12/5

5:36 am-11:59 am

1 stop5h 23m

Washington, D.C. Reagan-National

lun. 12/8

6:30 am-11:40 am

1 stop6h 10m

$269

HarlingenWashington, D.C.

HRL - DCA

HRLDCA

Harlingen Valley Intl

sáb. 10/11

3:39 pm-11:25 pm

1 stop6h 46m

Washington, D.C. Reagan-National

sáb. 10/18

6:10 am-2:43 pm

1 stop9h 33m

$285

HarlingenWashington, D.C.

HRL - DCA

HRLDCA

Harlingen Valley Intl

mar. 3/10

3:00 pm-10:17 pm

1 stop6h 17m

Washington, D.C. Reagan-National

mié. 3/11

7:40 am-2:29 pm

1 stop7h 49m

$319

HarlingenWashington, D.C.

HRL - DCA

HRLDCA

Harlingen Valley Intl

sáb. 10/11

6:37 pm-12:59 am

1 stop5h 22m

Washington, D.C. Reagan-National

sáb. 10/18

10:55 am-6:05 pm

2 stops8h 10m

$330

HarlingenWashington, D.C.

HRL - IAD

HRLIAD

Harlingen Valley Intl

vie. 12/5

12:16 pm-8:42 pm

1 stop7h 26m

Washington, D.C. Dulles Intl

lun. 12/8

6:00 am-11:04 am

1 stop6h 04m

$345

HarlingenBaltimore

HRL - BWI

HRLBWI

Harlingen Valley Intl

sáb. 9/27

5:45 am-12:42 pm

1 stop5h 57m

Baltimore/Washington

sáb. 10/4

6:41 am-2:19 pm

1 stop8h 38m

$345

HarlingenWashington, D.C.

HRL - IAD

HRLIAD

Harlingen Valley Intl

sáb. 10/11

3:39 pm-11:40 pm

1 stop7h 01m

Washington, D.C. Dulles Intl

sáb. 10/18

6:18 am-2:43 pm

1 stop9h 25m

$345

HarlingenWashington, D.C.

HRL - DCA

HRLDCA

Harlingen Valley Intl

sáb. 9/27

6:35 pm-1:00 am

1 stop5h 25m

Washington, D.C. Reagan-National

sáb. 10/4

5:00 am-9:41 am

1 stop5h 41m

$349

HarlingenWashington, D.C.

HRL - IAD

HRLIAD

Harlingen Valley Intl

sáb. 10/11

2:50 pm-10:51 pm

1 stop7h 01m

Washington, D.C. Dulles Intl

sáb. 10/18

5:37 pm-11:04 pm

1 stop6h 27m

$368

HarlingenBaltimore

HRL - BWI

HRLBWI

Harlingen Valley Intl

jue. 9/25

2:38 pm-11:18 pm

1 stop7h 40m

Baltimore/Washington

dom. 9/28

6:30 am-2:08 pm

1 stop8h 38m

$387

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 24 results

Best time to book a flight from Harlingen to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Harlingen with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Harlingen to Washington, D.C.

What is the cheapest month to book a flight from Harlingen, Texas to Washington, D.C.?

Currently, August is the cheapest month in which you can book a flight from Harlingen, Texas to Washington, D.C. (average of $292). Flying from Harlingen, Texas to Washington, D.C. in April is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from HRL to WAS?

It’s optimal to fly from Harlingen, Texas to Washington, D.C. in the morning. By choosing this option you can save up to 7% on the cost of your flight, compared to a flight at noon.

Reviews of airlines servicing Washington, D.C.

Get a feel of what it's like to fly with Southwest from Harlingen to Washington, D.C. by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,242 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Southwest

8.0

Very good

4,242 reviews

Southwest

8.0

Very good

4,242 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

What airport do you fly from for flights from Harlingen to Washington, D.C.?
Harlingen Valley Intl (HRL), located 3.7 mi from the city center, is the airport you fly out of when you book flights from Harlingen to Washington, D.C.. 2 airlines have flights from Valley Intl to Washington, D.C. on a regular basis. Booking flights from Harlingen Valley Intl to Washington, D.C. should not be difficult; the airport handles an average of 0 outbound flights to Washington, D.C. per day.
How long is the flight from Harlingen, Texas to Washington, D.C.?
American Airlines, Delta, and United Airlines can get you from Harlingen, Texas to Washington, D.C. in just under 5h 23m. Your travel time can differ by up to 2h 03m. Airlines will cover a distance of 1477 mi. Both multi-stop and nonstop flights can be found to your destination and back.
What are the cheapest airlines flying from Harlingen, Texas to Washington, D.C. round-trip?
Southwest, at $333, was found to be the cheapest airline from Harlingen, Texas to Washington, D.C.. An alternate airline flying to your destination would be United Airlines. Southwest is 5% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Harlingen, Texas to Washington, D.C. one-way?
One-way options have recently been found by users for as low as $184 on United Airlines. Other airlines that offer cheap prices include Southwest from $195 and American Airlines from $225 one-way.
What are the most popular routes from Harlingen, Texas to Washington, D.C.?
When deciding which route to take from Harlingen, Texas to Washington, D.C. consider Harlingen Valley Intl - Washington, D.C. Reagan-National, Harlingen Valley Intl - Washington, D.C. Dulles Intl or Harlingen Valley Intl - Baltimore/Washington as they are the most popular.
Can I find deals for flights from Harlingen to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Harlingen to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Harlingen to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Harlingen to Washington, D.C..
Can I find deals for business class flights from Harlingen to Washington, D.C.?
Yes. Cheapflights offers flight deals from Harlingen to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Harlingen, Texas to Washington, D.C.?
Currently, August is the cheapest month in which you can book a flight from Harlingen, Texas to Washington, D.C. (average of $292). Flying from Harlingen, Texas to Washington, D.C. in April is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 2 airlines flying from Harlingen to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
Southwest	Cheapest$155	Average$417	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$383	Average$491	FlexibilityNo cancel fee	On-time69%

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$184+ Cheap flights from Harlingen, TX (HRL) to Washington, D.C. (WAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/23. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Harlingen to Washington, D.C. with Cheapflights

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Cheap flight deals from Harlingen to Washington, D.C.

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One-way from

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Find flight deals from Harlingen to Washington, D.C.

Cheapest flights from Harlingen to Washington, D.C.Explore the most affordable flight options available from Harlingen to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 15, 2025.

Explore the most affordable flight options available from Harlingen to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 15, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Harlingen to Washington, D.C. that are best for you.

Best time to book a flight from Harlingen to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Harlingen with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Harlingen to Washington, D.C.

What is the cheapest month to book a flight from Harlingen, Texas to Washington, D.C.?

What is the cheapest time of day to fly from HRL to WAS?

Find hourly flight availability from Harlingen to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 15, 2025.

Reviews of airlines servicing Washington, D.C.

Get a feel of what it's like to fly with Southwest from Harlingen to Washington, D.C. by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Harlingen to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Harlingen to Washington, D.C.?

How long is the flight from Harlingen, Texas to Washington, D.C.?

What are the cheapest airlines flying from Harlingen, Texas to Washington, D.C. round-trip?

What are the cheapest airlines to fly from Harlingen, Texas to Washington, D.C. one-way?

What are the most popular routes from Harlingen, Texas to Washington, D.C.?

Can I find deals for flights from Harlingen to Washington, D.C. that include hotel bookings?

How can I find direct flights from Harlingen to Washington, D.C.?

Can I find deals for business class flights from Harlingen to Washington, D.C.?

What is the cheapest month to book a flight from Harlingen, Texas to Washington, D.C.?

Traveling to a place near Washington, D.C.?

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Alternative routes for Harlingen to Washington, D.C.

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Top 2 airlines flying from Harlingen to Washington, D.C.

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Cheapest flights from Harlingen to Washington, D.C.
Explore the most affordable flight options available from Harlingen to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 15, 2025.