Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Harlingen to Washington, D.C. from $180

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Harlingen to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
1:59 pm - 8:24 pmHRL  Harlingen Valley Intl-IAD Washington, D.C. Dulles Intl
5h 25m1 stop Houston George Bush Intcntl
United Airlines Logo
2:24 pm - 9:59 pmIAD  Washington, D.C. Dulles Intl-HRL Harlingen Valley Intl
8h 35m1 stop Houston George Bush Intcntl
$297United Airlines
Thu, Nov 26 - Wed, Dec 2
United Airlines Logo
1:59 pm - 8:24 pmHRL  Harlingen Valley Intl-IAD Washington, D.C. Dulles Intl
5h 25m1 stop Houston George Bush Intcntl
United Airlines Logo
6:00 am - 11:14 amIAD  Washington, D.C. Dulles Intl-HRL Harlingen Valley Intl
6h 14m1 stop Houston George Bush Intcntl
$372United Airlines
Thu, Nov 26 - Tue, Dec 1
United Airlines Logo
1:59 pm - 8:49 pmHRL  Harlingen Valley Intl-IAD Washington, D.C. Dulles Intl
5h 50m1 stop Houston George Bush Intcntl
United Airlines Logo
2:38 pm - 7:47 pmIAD  Washington, D.C. Dulles Intl-HRL Harlingen Valley Intl
6h 09m1 stop Houston George Bush Intcntl
$446United Airlines
Thu, Nov 12 - Mon, Nov 16
United Airlines Logo
2:06 pm - 8:51 pmHRL  Harlingen Valley Intl-IAD Washington, D.C. Dulles Intl
5h 45m1 stop Houston George Bush Intcntl
United Airlines Logo
8:25 am - 3:53 pmIAD  Washington, D.C. Dulles Intl-HRL Harlingen Valley Intl
8h 28m1 stop Houston George Bush Intcntl
$447United Airlines
Sat, Jan 23 - Tue, Jan 26
American Airlines Logo
7:21 pm - 10:55 pmHRL  Harlingen Valley Intl-IAD Washington, D.C. Dulles Intl
26h 34m1 stop Dallas/Fort Worth
American Airlines Logo
5:08 pm - 10:54 pmIAD  Washington, D.C. Dulles Intl-HRL Harlingen Valley Intl
6h 46m1 stop Dallas/Fort Worth
$451American Airlines
Tue, Jan 5 - Tue, Jan 12
American Airlines Logo
7:21 pm - 3:40 pmHRL  Harlingen Valley Intl-IAD Washington, D.C. Dulles Intl
19h 19m2 stops Dallas/Fort Worth Charlotte Douglas
American Airlines Logo
5:08 pm - 10:54 pmIAD  Washington, D.C. Dulles Intl-HRL Harlingen Valley Intl
6h 46m1 stop Dallas/Fort Worth
$461American Airlines
Tue, Jan 5 - Tue, Jan 12
United Airlines Logo
5:22 pm - 12:41 amHRL  Harlingen Valley Intl-IAD Washington, D.C. Dulles Intl
6h 19m1 stop Houston George Bush Intcntl
United Airlines Logo
2:35 pm - 9:59 pmIAD  Washington, D.C. Dulles Intl-HRL Harlingen Valley Intl
8h 24m1 stop Houston George Bush Intcntl
$462United Airlines
Wed, Dec 23 - Tue, Dec 29
United Airlines Logo
2:06 pm - 8:51 pmHRL  Harlingen Valley Intl-IAD Washington, D.C. Dulles Intl
5h 45m1 stop Houston George Bush Intcntl
United Airlines Logo
8:25 am - 3:53 pmIAD  Washington, D.C. Dulles Intl-HRL Harlingen Valley Intl
8h 28m1 stop Houston George Bush Intcntl
$469United Airlines
Sat, Jan 23 - Tue, Jan 26
American Airlines Logo
2:26 pm - 11:30 pmHRL  Harlingen Valley Intl-IAD Washington, D.C. Dulles Intl
8h 04m1 stop Dallas/Fort Worth
American Airlines Logo
7:14 am - 1:56 pmIAD  Washington, D.C. Dulles Intl-HRL Harlingen Valley Intl
7h 42m1 stop Dallas/Fort Worth
$494American Airlines
Fri, Nov 13 - Sun, Nov 15
United Airlines Logo
5:05 am - 4:31 pmHRL  Harlingen Valley Intl-IAD Washington, D.C. Dulles Intl
10h 26m2 stops Houston George Bush Intcntl Cleveland Hopkins Intl
United Airlines Logo
2:24 pm - 9:59 pmIAD  Washington, D.C. Dulles Intl-HRL Harlingen Valley Intl
8h 35m1 stop Houston George Bush Intcntl
$500United Airlines
Thu, Nov 26 - Wed, Dec 2

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

American Airlines flights from Harlingen to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on Harlingen to Washington, D.C. Dulles Intl Airport flight tickets
American Airlines
Jan 5
HRL7:21 pmHarlingen Valley Intl
26h 34m
1 stop
IAD10:55 pmWashington, D.C. Dulles Intl
Jan 12
IAD5:08 pmWashington, D.C. Dulles Intl
6h 46m
1 stop
HRL10:54 pmHarlingen Valley Intl
$451
American Airlines
Jan 5
HRL7:21 pmHarlingen Valley Intl
19h 19m
2 stops
IAD3:40 pmWashington, D.C. Dulles Intl
Jan 12
IAD5:08 pmWashington, D.C. Dulles Intl
6h 46m
1 stop
HRL10:54 pmHarlingen Valley Intl
$461
American Airlines
Nov 13
HRL2:26 pmHarlingen Valley Intl
8h 04m
1 stop
IAD11:30 pmWashington, D.C. Dulles Intl
Nov 15
IAD7:14 amWashington, D.C. Dulles Intl
7h 42m
1 stop
HRL1:56 pmHarlingen Valley Intl
$494

United Airlines flights from Harlingen to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Harlingen to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Nov 26
HRL1:59 pmHarlingen Valley Intl
5h 25m
1 stop
IAD8:24 pmWashington, D.C. Dulles Intl
Dec 2
IAD2:24 pmWashington, D.C. Dulles Intl
8h 35m
1 stop
HRL9:59 pmHarlingen Valley Intl
$297
United Airlines
Nov 26
HRL1:59 pmHarlingen Valley Intl
5h 25m
1 stop
IAD8:24 pmWashington, D.C. Dulles Intl
Dec 1
IAD6:00 amWashington, D.C. Dulles Intl
6h 14m
1 stop
HRL11:14 amHarlingen Valley Intl
$372
United Airlines
Nov 12
HRL1:59 pmHarlingen Valley Intl
5h 50m
1 stop
IAD8:49 pmWashington, D.C. Dulles Intl
Nov 16
IAD2:38 pmWashington, D.C. Dulles Intl
6h 09m
1 stop
HRL7:47 pmHarlingen Valley Intl
$446

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HarlingenWashington, D.C.

HRL Harlingen Valley Intl - IAD Washington, D.C. Dulles Intl

HRLIAD

Harlingen Valley Intl

Thu 11/26

1:59 pm-8:24 pm

1 stop5h 25m

Washington, D.C. Dulles Intl

Wed 12/2

2:24 pm-9:59 pm

1 stop8h 35m

$297
Quickest round-trip

HarlingenWashington, D.C.

HRL Harlingen Valley Intl - IAD Washington, D.C. Dulles Intl

HRLIAD

Harlingen Valley Intl

Thu 11/26

1:59 pm-8:24 pm

1 stop5h 25m

Washington, D.C. Dulles Intl

Tue 12/1

6:00 am-11:14 am

1 stop6h 14m

$372

HarlingenWashington, D.C.

HRL Harlingen Valley Intl - IAD Washington, D.C. Dulles Intl

HRLIAD

Harlingen Valley Intl

Thu 11/12

1:59 pm-8:49 pm

1 stop5h 50m

Washington, D.C. Dulles Intl

Mon 11/16

2:38 pm-7:47 pm

1 stop6h 09m

$446

HarlingenWashington, D.C.

HRL Harlingen Valley Intl - IAD Washington, D.C. Dulles Intl

HRLIAD

Harlingen Valley Intl

Sat 1/23

2:06 pm-8:51 pm

1 stop5h 45m

Washington, D.C. Dulles Intl

Tue 1/26

8:25 am-3:53 pm

1 stop8h 28m

$447

HarlingenWashington, D.C.

HRL Harlingen Valley Intl - IAD Washington, D.C. Dulles Intl

HRLIAD

Harlingen Valley Intl

Tue 1/5

7:21 pm-10:55 pm

1 stop26h 34m

Washington, D.C. Dulles Intl

Tue 1/12

5:08 pm-10:54 pm

1 stop6h 46m

$451

HarlingenWashington, D.C.

HRL Harlingen Valley Intl - IAD Washington, D.C. Dulles Intl

HRLIAD

Harlingen Valley Intl

Tue 1/5

7:21 pm-3:40 pm

2 stops19h 19m

Washington, D.C. Dulles Intl

Tue 1/12

5:08 pm-10:54 pm

1 stop6h 46m

$461

HarlingenWashington, D.C.

HRL Harlingen Valley Intl - IAD Washington, D.C. Dulles Intl

HRLIAD

Harlingen Valley Intl

Wed 12/23

5:22 pm-12:41 am

1 stop6h 19m

Washington, D.C. Dulles Intl

Tue 12/29

2:35 pm-9:59 pm

1 stop8h 24m

$462

HarlingenWashington, D.C.

HRL Harlingen Valley Intl - IAD Washington, D.C. Dulles Intl

HRLIAD

Harlingen Valley Intl

Sat 1/23

2:06 pm-8:51 pm

1 stop5h 45m

Washington, D.C. Dulles Intl

Tue 1/26

8:25 am-3:53 pm

1 stop8h 28m

$469

HarlingenWashington, D.C.

HRL Harlingen Valley Intl - IAD Washington, D.C. Dulles Intl

HRLIAD

Harlingen Valley Intl

Fri 11/13

2:26 pm-11:30 pm

1 stop8h 04m

Washington, D.C. Dulles Intl

Sun 11/15

7:14 am-1:56 pm

1 stop7h 42m

$494

HarlingenWashington, D.C.

HRL Harlingen Valley Intl - IAD Washington, D.C. Dulles Intl

HRLIAD

Harlingen Valley Intl

Thu 11/26

5:05 am-4:31 pm

2 stops10h 26m

Washington, D.C. Dulles Intl

Wed 12/2

2:24 pm-9:59 pm

1 stop8h 35m

$500

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Harlingen to Washington, D.C. Dulles Intl Airport

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 airline that flies from Harlingen Valley Intl to Washington, D.C. Dulles Intl?

United Airlines and Delta are the most popular carriers operating from Harlingen Valley Intl to Washington, D.C. Dulles Intl

When to book flights from Harlingen to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Harlingen to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Harlingen to Washington, D.C. Dulles Intl Airport (HRL to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Harlingen to Washington, D.C. Dulles Intl Airport

Best Price Found

$180

Fastest flight time

5h 25m

Direct flights

None
The best one-way flight to Washington, D.C. Dulles Intl Airport from Harlingen in the past 72 hours is $180. The best round-trip flight deal from Harlingen to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $297.
The fastest flight from Harlingen to Washington, D.C. Dulles Intl Airport takes 5h 25m
There are no direct flights from Harlingen to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Harlingen to Washington, D.C. Dulles Intl Airport.
Search flight deals

Frequently asked questions about flying from Harlingen to Washington, D.C. Dulles Intl Airport

  • How far is Harlingen Valley Intl to Washington, D.C. Dulles Intl by plane?

    The distance between Harlingen Valley Intl and Washington, D.C. Dulles Intl is about 1465.2 mi. Flights usually cover this in 5h 25m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Harlingen Valley Intl Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Harlingen Valley Intl Airport to Washington, D.C. Dulles Intl Airport refresh daily.

  • How old do you have to be to fly from Harlingen Valley Intl Airport to Washington, D.C. Dulles 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 Harlingen Valley Intl Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents you'll need for your trip to Washington, D.C. Dulles 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 Washington, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Arlington
Gettysburg
Winchester
Fredericksburg
Laurel
Waldorf
Woodbridge
Gaithersburg
Linthicum Heights
Rockville
Silver Spring
Towson
Sterling
Fairfax
Springfield
Glen Burnie
Edgewood
Chantilly

Why use momondo?

Why should I use momondo to find a flight deal from Harlingen to Washington, D.C.?

It is quick and easy to find Harlingen to Washington, D.C. 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 Washington, D.C. that suits you.

Can I find flights from Harlingen to Washington, D.C. with flexible booking policies on momondo?

All flight searches from Harlingen to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Harlingen to Washington, D.C.?

Once you have performed a search for Harlingen to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Harlingen to Washington, D.C. right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Harlingen to Washington, D.C. 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.

An easier way to manage your Washington, D.C. Dulles Intl Airport 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 11/30
Mon 12/7
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Washington, D.C.