HRL - IAD

$173 Find Cheap Flights from Harlingen to Washington Dulles Airport - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$339
Typical prices: $308-$535
Delta
Tue 11/13Thu 11/15
HRL - IAD • 1 stop
Cheapest one-way
$173
Typical prices: $209-$306
American Airlines
Sat 9/29
HRL - IAD • 1 stop
Top layover airports
Houston George Bush Intcntl (IAH)
Cheapest • Avg $402 (round-trip)
Dallas/Fort Worth (DFW)
Shortest trip • 9h 26m (one-way)
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Cheap Flights from Harlingen to Washington, D.C. (HRL-IAD)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Harlingen to Washington, D.C.

Fri, Nov 13 - Sun, Nov 15
Delta Logo
2:18 pm - 11:21 pmHRL  Harlingen Valley Intl-IAD Washington, D.C. Dulles Intl
8h 03m1 stop Minneapolis St Paul
Delta Logo
7:25 am - 1:28 pmIAD  Washington, D.C. Dulles Intl-HRL Harlingen Valley Intl
7h 03m1 stop Minneapolis St Paul
$339Delta
Fri, Nov 13 - Sun, Nov 15
Delta Logo
2:18 pm - 11:21 pmHRL  Harlingen Valley Intl-IAD Washington, D.C. Dulles Intl
8h 03m1 stop Minneapolis St Paul
Delta Logo
6:00 am - 1:28 pmIAD  Washington, D.C. Dulles Intl-HRL Harlingen Valley Intl
8h 28m2 stops Detroit Metropolitan Wayne County Minneapolis St Paul
$344Delta
Fri, Nov 13 - Sun, Nov 15
Delta Logo
2:18 pm - 12:41 amHRL  Harlingen Valley Intl-IAD Washington, D.C. Dulles Intl
9h 23m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson
Delta Logo
6:00 am - 1:28 pmIAD  Washington, D.C. Dulles Intl-HRL Harlingen Valley Intl
8h 28m2 stops Detroit Metropolitan Wayne County Minneapolis St Paul
$349Delta
Wed, Sep 30 - Tue, Oct 6
United Airlines Logo
5:05 am - 11:28 amHRL  Harlingen Valley Intl-IAD Washington, D.C. Dulles Intl
5h 23m1 stop Houston George Bush Intcntl
United Airlines Logo
8:30 am - 3:59 pmIAD  Washington, D.C. Dulles Intl-HRL Harlingen Valley Intl
8h 29m1 stop Houston George Bush Intcntl
$400United Airlines
Thu, Sep 10 - Mon, Sep 14
United Airlines Logo
5:18 pm - 12:30 amHRL  Harlingen Valley Intl-IAD Washington, D.C. Dulles Intl
6h 12m1 stop Houston George Bush Intcntl
United Airlines Logo
3:02 pm - 7:39 pmIAD  Washington, D.C. Dulles Intl-HRL Harlingen Valley Intl
5h 37m1 stop Houston George Bush Intcntl
$414United Airlines
Sat, Jan 23 - Tue, Jan 26
United Airlines Logo
12:10 pm - 9:12 pmHRL  Harlingen Valley Intl-IAD Washington, D.C. Dulles Intl
8h 02m1 stop Houston George Bush Intcntl
United Airlines Logo
5:15 pm - 9:44 pmIAD  Washington, D.C. Dulles Intl-HRL Harlingen Valley Intl
5h 29m1 stop Houston George Bush Intcntl
$429United Airlines
Tue, Sep 29 - Tue, Oct 6
American Airlines Logo
5:51 am - 6:59 pmHRL  Harlingen Valley Intl-IAD Washington, D.C. Dulles Intl
12h 08m2 stops Dallas/Fort Worth Charlotte Douglas
American Airlines Logo
6:42 am - 2:16 pmIAD  Washington, D.C. Dulles Intl-HRL Harlingen Valley Intl
8h 34m1 stop Dallas/Fort Worth
$436American Airlines
Tue, Sep 29 - Tue, Oct 6
American Airlines Logo
5:28 pm - 9:55 amHRL  Harlingen Valley Intl-IAD Washington, D.C. Dulles Intl
15h 27m2 stops Dallas/Fort Worth Charlotte Douglas
American Airlines Logo
6:25 pm - 10:08 amIAD  Washington, D.C. Dulles Intl-HRL Harlingen Valley Intl
16h 43m2 stops Charlotte Douglas Dallas/Fort Worth
$477American Airlines
Fri, Oct 2 - Sun, Oct 4
United Airlines Logo
2:00 pm - 7:14 amHRL  Harlingen Valley Intl-IAD Washington, D.C. Dulles Intl
16h 14m2 stops Houston George Bush Intcntl Cleveland Hopkins Intl
United Airlines Logo
6:15 am - 1:23 pmIAD  Washington, D.C. Dulles Intl-HRL Harlingen Valley Intl
8h 08m1 stop Houston George Bush Intcntl
$512United Airlines
Wed, Sep 30 - Tue, Oct 6
American Airlines Logo
5:28 pm - 5:51 pmHRL  Harlingen Valley Intl-IAD Washington, D.C. Dulles Intl
23h 23m1 stop Dallas/Fort Worth
American Airlines Logo
10:35 am - 6:12 pmIAD  Washington, D.C. Dulles Intl-HRL Harlingen Valley Intl
8h 37m2 stops Charlotte Douglas Dallas/Fort Worth
$518American Airlines
Booking Insights

Price, demand and travel trends for Harlingen to Washington, D.C. Dulles Intl Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Harlingen to Washington, D.C. Dulles Intl Airport with more confidence.

How much is a round-trip flight from Harlingen to Washington, D.C. Dulles Intl Airport?

Round-trip flights from Harlingen to Washington, D.C. Dulles Intl Airport start at $339. Prices are typical for this route right now, with typical round-trip fares ranging from $308 to $535. The lowest price found in the past 5 days was $339 on Delta.

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Key details for Harlingen to Washington, D.C. Dulles Intl Airport flights

Cheapest flight

$173
Flight from Harlingen to Washington, D.C. Dulles Intl Airport

When to book flights from Harlingen to Washington, D.C.

Are your dates flexible? Find out the best times to travel from Harlingen to Washington, D.C. based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Harlingen to Washington, D.C. Dulles Intl Airport flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Harlingen to Washington, D.C. Dulles Intl Airport?

    Flights from Harlingen to Washington, D.C. Dulles Intl Airport usually depart from Harlingen Valley Intl (HRL) and arrive at Washington, D.C. Dulles Intl (IAD).

  • What cabin classes can I book on flights from Harlingen to Washington, D.C. Dulles Intl Airport?

    Only Economy Class is available on flights from Harlingen to Washington, D.C. Dulles Intl Airport.

  • Which airports do connecting flights from Harlingen to Washington, D.C. Dulles Intl Airport pass through?

    Connecting flights from Harlingen to Washington, D.C. Dulles Intl Airport most commonly pass through:

    • Houston George Bush Intcntl (IAH) - 67% of one-stop connections
    • Dallas/Fort Worth (DFW) - 33% of one-stop connections
    Together, these airports account for 100% of one-stop bookings on this route.

  • Can I save money by using flexible dates for flights from Harlingen to Washington, D.C. Dulles Intl Airport?

    Yes. Being flexible with your travel dates can save you up to 51% on the Harlingen to Washington, D.C. Dulles Intl Airport route. Friday is the cheapest departure day at $267 round-trip on average, while Tuesday is the most expensive at $535, a difference of $268. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Washington, D.C. Dulles Intl Airport?

    Some of the most popular sights in Washington, D.C. Dulles Intl Airport are Walter E. Washington Convention Center, National Mall and Capital One Arena. These are among the most viewed places in Washington, D.C. Dulles Intl Airport on KAYAK.

  • How long is a flight from Harlingen to Washington, D.C. Dulles Intl Airport?

    There are currently no nonstop flights available from Harlingen to Washington, D.C. Dulles Intl Airport. Flights with 1 layover take between 6h 25m and 9h 26m in total, depending on the connection.

  • Do I need a passport to fly from Harlingen to Washington, D.C. Dulles Intl Airport?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • Have flight prices from Harlingen to Washington, D.C. Dulles Intl Airport changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $339 to $806. That means the highest observed fare was about 2x higher than the lowest one.

  • How are flight prices from Harlingen to Washington, D.C. Dulles Intl Airport looking right now?

    One-way fares from Harlingen to Washington, D.C. Dulles Intl Airport are currently in line with typical prices for this route. Average one-way fares are about $285.

  • How much time can I save by choosing a different layover airport from Harlingen to Washington, D.C. Dulles Intl Airport?

    Flying via Houston George Bush Intcntl (IAH) gives the shortest average 1-stop total travel time at 6h 25m, compared with 9h 26m via Dallas/Fort Worth (DFW).

  • What is the time difference between Harlingen and Washington, D.C. Dulles Intl Airport?

    Washington, D.C. Dulles Intl Airport is 1 hour ahead of Harlingen (Eastern Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Washington, D.C. Dulles Intl Airport (IAD)?

    Washington, D.C. Dulles Intl Airport (IAD) hosts 5 major car rental companies, with daily rates starting from around $24 for economy cars. Top options include:
    · Dollar
    · Budget
    · Hertz
    · Sixt
    · Thrifty

  • How much should I expect to pay for a Harlingen to Washington, D.C. Dulles Intl Airport flight?

    Round-trip flights from Harlingen to Washington, D.C. Dulles Intl Airport range from $308 to $535, with an average of $417 over the past 12 months. Anything below $308 counts as a good deal.

Your guide to booking Harlingen to Washington, D.C. Dulles Intl Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Friday departure instead of Tuesday. On this route, Friday flights average $267 - about $268 less than Tuesday (50% savings) based on the last 12 months.

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

Information on your arrival and departure airports

Harlingen (HRL)
Dulles Intl (IAD)