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Harlingen

$139+ Cheap flights from Maryland to Harlingen (HRL)

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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — HRL
May 28 — Jun 41
Thu 5/28
Thu 6/4
1 adult, Economy
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Cheap flight deals from Maryland to Harlingen

Cheapest flights from Maryland to Harlingen
Explore the most affordable flight options available from Maryland to Harlingen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 28, 2026.

This United Airlines deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/293:02 pm
IAD
-
HRL
1 stop7h 42m
United Airlines
Tue 9/15:15 am
HRL
-
IAD
1 stop5h 13m
United Airlines
Deal found 4/23$308
This Southwest deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/91:50 pm
BWI
-
HRL
1 stop8h 50m
Southwest
Mon 7/1310:40 am
HRL
-
BWI
1 stop7h 20m
Southwest
Deal found 4/27$312
This United Airlines deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/13:03 pm
BWI
-
HRL
1 stop7h 41m
United Airlines
Wed 9/25:15 am
HRL
-
BWI
1 stop5h 30m
United Airlines
Deal found 4/22$319
This United Airlines deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/291:04 pm
PHL
-
HRL
1 stop7h 25m
United Airlines
Tue 9/15:15 am
HRL
-
PHL
1 stop5h 43m
United Airlines
Deal found 4/23$338
This Southwest deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/101:50 pm
BWI
-
HRL
1 stop8h 50m
Southwest
Mon 7/137:10 am
HRL
-
BWI
1 stop7h 20m
Southwest
Deal found 4/26$352
This Southwest deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/94:15 pm
BWI
-
HRL
1 stop6h 20m
Southwest
Wed 5/1310:45 am
HRL
-
BWI
1 stop6h 15m
Southwest
Deal found 4/24$357
This Southwest deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/195:55 pm
BWI
-
HRL
2 stops6h 45m
Southwest
Mon 6/226:30 pm
HRL
-
BWI
1 stop5h 05m
Southwest
Deal found 4/22$358
This Southwest deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/256:50 am
BWI
-
HRL
1 stop5h 10m
Southwest
Mon 6/296:30 pm
HRL
-
BWI
1 stop5h 05m
Southwest
Deal found 4/24$363
This American Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/265:30 pm
PHL
-
HRL
1 stop7h 44m
American Airlines
Fri 5/294:57 pm
HRL
-
PHL
1 stop6h 39m
American Airlines
Deal found 4/27$365
This United Airlines deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1112:40 pm
DCA
-
HRL
1 stop8h 20m
United Airlines
Fri 5/155:18 pm
HRL
-
DCA
1 stop5h 40m
United Airlines
Deal found 4/26$379
This Southwest deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/62:10 pm
PHL
-
HRL
2 stops8h 50m
Southwest
Sun 8/96:00 am
HRL
-
PHL
2 stops8h 55m
Southwest
Deal found 4/23$379
This Southwest deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/262:00 pm
PHL
-
HRL
2 stops9h 00m
Southwest
Thu 5/286:55 am
HRL
-
PHL
2 stops9h 20m
Southwest
Deal found 4/27$387

Find flight deals from Maryland to Harlingen

Keep the following information in mind while searching for Maryland to Harlingen flight deals. Data was last updated April 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$308
(United Airlines)

One-way from

$139
(American Airlines)
Provider with most accurate pricing for Washington, D.C. (WAS)-Harlingen Valley Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Harlingen Valley Intl flights.
Search Deals
From Maryland to Harlingen Valley Intl
Search Deals
One-way flight from Maryland to Harlingen Valley Intl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Maryland to Harlingen that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 28, 2026.
Use the filters below to find and compare flights from Maryland to Harlingen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Harlingen

IAD - HRL

IADHRL

Washington, D.C. Dulles Intl

Sat 8/29

3:02 pm-9:44 pm

1 stop7h 42m

Harlingen Valley Intl

Tue 9/1

5:15 am-11:28 am

1 stop5h 13m

$308

BaltimoreHarlingen

BWI - HRL

BWIHRL

Baltimore/Washington

Thu 7/9

1:50 pm-9:40 pm

1 stop8h 50m

Harlingen Valley Intl

Mon 7/13

7:10 am-3:30 pm

1 stop7h 20m

$332

BaltimoreHarlingen

BWI - HRL

BWIHRL

Baltimore/Washington

Sat 5/30

6:45 am-3:59 pm

2 stops10h 14m

Harlingen Valley Intl

Sat 6/6

7:20 am-4:30 pm

1 stop8h 10m

$337

PhiladelphiaHarlingen

PHL - HRL

PHLHRL

Philadelphia

Sat 8/29

1:04 pm-7:29 pm

1 stop7h 25m

Harlingen Valley Intl

Tue 9/1

5:15 am-2:08 pm

2 stops7h 53m

$343

BaltimoreHarlingen

BWI - HRL

BWIHRL

Baltimore/Washington

Sat 5/9

4:15 pm-9:35 pm

1 stop6h 20m

Harlingen Valley Intl

Wed 5/13

10:45 am-6:00 pm

1 stop6h 15m

$357

BaltimoreHarlingen

BWI - HRL

BWIHRL

Baltimore/Washington

Sat 5/30

8:20 am-3:00 pm

1 stop7h 40m

Harlingen Valley Intl

Sat 6/6

2:45 pm-11:35 pm

1 stop7h 50m

$368
Quickest round-trip

BaltimoreHarlingen

BWI - HRL

BWIHRL

Baltimore/Washington

Tue 9/1

3:03 pm-7:29 pm

1 stop5h 26m

Harlingen Valley Intl

Wed 9/2

5:15 am-11:45 am

1 stop5h 30m

$377

BaltimoreHarlingen

BWI - HRL

BWIHRL

Baltimore/Washington

Thu 5/14

5:00 pm-11:00 pm

2 stops7h 00m

Harlingen Valley Intl

Sat 5/23

7:00 am-5:25 pm

2 stops9h 25m

$383

BaltimoreHarlingen

BWI - HRL

BWIHRL

Baltimore/Washington

Wed 5/13

11:20 am-5:20 pm

1 stop7h 00m

Harlingen Valley Intl

Thu 5/14

6:00 am-12:05 pm

1 stop5h 05m

$388

Washington, D.C.Harlingen

IAD - HRL

IADHRL

Washington, D.C. Dulles Intl

Wed 5/13

6:00 am-11:23 am

1 stop6h 23m

Harlingen Valley Intl

Fri 5/15

5:18 pm-11:59 pm

1 stop5h 41m

$394

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Showing 1-10 of 49 resultsSorted by cheapest first
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Best time to book a flight from Maryland to Harlingen

Have a flexible travel schedule? Discover the best time to fly to Harlingen from Maryland 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 Maryland to Harlingen

How much does it cost to fly round-trip from Maryland to Harlingen?

Related info for your journey

Find useful and relevant information for your journey from Maryland to Harlingen. 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 into for flights to Harlingen from Maryland?

    If you book a flight to Harlingen from Maryland, you will be flying to Valley Intl, which is the city’s only airport. Harlingen Valley Intl (HRL) is located 3.7 mi from the center of Harlingen.

  • How long is the flight from Maryland to Harlingen?

    There are many flights that can get you from Maryland to Harlingen in 6h 19m. Fly via United Airlines, Southwest, or American Airlines to get the fastest option. The distance between Maryland and Harlingen is about 1477 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Maryland to Harlingen?

    The most popular route from Maryland to Harlingen is Washington, D.C. Dulles Intl - Harlingen Valley Intl. You may also consider Baltimore/Washington - Harlingen Valley Intl or Washington, D.C. Reagan-National - Harlingen Valley Intl.

  • Can I find deals for flights from Maryland to Harlingen that include hotel bookings?

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

  • How can I find direct flights from Maryland to Harlingen?

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

  • Can I find deals for business class flights from Maryland to Harlingen?

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

See more FAQs

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Alternative routes for Maryland to Harlingen

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Maryland to Harlingen

Discover the top airline that operate flights from Maryland to Harlingen. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$266Average$338FlexibilityNo cancel feeOn-time63%

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