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$189+ Cheap flights from Harlingen (HRL) to Maryland

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

Cheapest flights from Harlingen to Maryland
Explore the most affordable flight options available from Harlingen to Maryland. 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.
Thu 5/79:20 am
HRL
-
BWI
1 stop6h 13m
United Airlines
Thu 5/283:00 pm
BWI
-
HRL
1 stop5h 49m
United Airlines
Deal found 4/23$248
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.
Thu 5/215:20 pm
HRL
-
DCA
1 stop5h 39m
United Airlines
Thu 5/2812:59 pm
DCA
-
HRL
1 stop7h 50m
United Airlines
Deal found 4/23$274
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.
Thu 5/215:20 pm
HRL
-
IAD
1 stop6h 11m
United Airlines
Thu 5/282:53 pm
IAD
-
HRL
1 stop5h 56m
United Airlines
Deal found 4/23$274
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.
Sat 8/295:15 am
HRL
-
BWI
1 stop5h 30m
United Airlines
Sat 9/123:03 pm
BWI
-
HRL
1 stop5h 26m
United Airlines
Deal found 4/26$277
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/297:27 am
HRL
-
DCA
1 stop5h 12m
United Airlines
Sat 9/122:50 pm
DCA
-
HRL
1 stop5h 39m
United Airlines
Deal found 4/24$289
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.
Sat 8/295:15 am
HRL
-
IAD
1 stop5h 13m
United Airlines
Sat 9/126:30 am
IAD
-
HRL
1 stop7h 44m
United Airlines
Deal found 4/26$289
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.
Thu 5/712:05 pm
HRL
-
DCA
1 stop5h 45m
United Airlines
Thu 5/288:20 am
DCA
-
HRL
1 stop8h 39m
United Airlines
Deal found 4/23$299
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.
Mon 5/45:00 pm
HRL
-
BWI
1 stop5h 30m
Southwest
Thu 5/286:45 pm
BWI
-
HRL
1 stop5h 15m
Southwest
Deal found 4/23$301
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.
Mon 5/115:18 pm
HRL
-
DCA
1 stop5h 40m
United Airlines
Thu 5/282:55 pm
DCA
-
HRL
1 stop5h 54m
United Airlines
Deal found 4/23$301
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/295:54 am
HRL
-
BWI
1 stop8h 01m
American Airlines
Sat 9/123:48 pm
BWI
-
HRL
1 stop8h 08m
American Airlines
Deal found 4/24$303
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.
Tue 8/185:16 pm
HRL
-
DCA
1 stop5h 29m
United Airlines
Wed 8/198:15 am
DCA
-
HRL
1 stop5h 59m
United Airlines
Deal found 4/23$307
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.
Tue 8/115:16 pm
HRL
-
IAD
1 stop6h 13m
United Airlines
Wed 8/123:02 pm
IAD
-
HRL
1 stop7h 42m
United Airlines
Deal found 4/23$307

Find flight deals from Harlingen to Maryland

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

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$248
(United Airlines)

One-way from

$189
(American Airlines)
Provider with most accurate pricing for Harlingen Valley Intl-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Harlingen Valley Intl-Washington, D.C. (WAS) flights.
Search Deals
From Harlingen Valley Intl to Maryland
Search Deals
One-way flight from Harlingen Valley Intl to Maryland
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Harlingen to Maryland 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 Harlingen to Maryland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HarlingenWashington, D.C.

HRL - DCA

HRLDCA

Harlingen Valley Intl

Thu 5/21

5:20 pm-11:59 pm

1 stop5h 39m

Washington, D.C. Reagan-National

Thu 5/28

12:59 pm-7:49 pm

1 stop7h 50m

$274

HarlingenWashington, D.C.

HRL - IAD

HRLIAD

Harlingen Valley Intl

Thu 5/21

5:20 pm-12:31 am

1 stop6h 11m

Washington, D.C. Dulles Intl

Thu 5/28

2:53 pm-7:49 pm

1 stop5h 56m

$274
Quickest round-trip

HarlingenWashington, D.C.

HRL - DCA

HRLDCA

Harlingen Valley Intl

Sat 8/29

7:27 am-1:39 pm

1 stop5h 12m

Washington, D.C. Reagan-National

Sat 9/12

2:50 pm-7:29 pm

1 stop5h 39m

$289

HarlingenWashington, D.C.

HRL - IAD

HRLIAD

Harlingen Valley Intl

Sat 8/29

5:15 am-11:28 am

1 stop5h 13m

Washington, D.C. Dulles Intl

Sat 9/12

3:02 pm-9:44 pm

1 stop7h 42m

$289

HarlingenWashington, D.C.

HRL - DCA

HRLDCA

Harlingen Valley Intl

Tue 8/18

5:16 pm-11:45 pm

1 stop5h 29m

Washington, D.C. Reagan-National

Wed 8/19

8:15 am-1:14 pm

1 stop5h 59m

$307

HarlingenWashington, D.C.

HRL - IAD

HRLIAD

Harlingen Valley Intl

Tue 8/11

5:16 pm-12:29 am

1 stop6h 13m

Washington, D.C. Dulles Intl

Wed 8/12

3:02 pm-9:44 pm

1 stop7h 42m

$307

HarlingenBaltimore

HRL - BWI

HRLBWI

Harlingen Valley Intl

Sat 6/13

11:25 am-6:55 pm

2 stops6h 30m

Baltimore/Washington

Tue 6/23

8:10 am-1:30 pm

1 stop6h 20m

$322

HarlingenBaltimore

HRL - BWI

HRLBWI

Harlingen Valley Intl

Sat 7/4

11:15 am-8:40 pm

1 stop8h 25m

Baltimore/Washington

Tue 7/14

7:00 am-1:30 pm

2 stops7h 30m

$328

HarlingenBaltimore

HRL - BWI

HRLBWI

Harlingen Valley Intl

Sat 8/29

10:34 am-9:58 pm

2 stops10h 24m

Baltimore/Washington

Sat 9/12

2:09 pm-10:56 pm

2 stops9h 47m

$337

HarlingenBaltimore

HRL - BWI

HRLBWI

Harlingen Valley Intl

Sat 5/23

5:18 pm-12:18 am

1 stop6h 00m

Baltimore/Washington

Fri 5/29

7:10 pm-12:14 am

1 stop6h 04m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/25

Showing 1-10 of 33 resultsSorted by cheapest first
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Best time to book a flight from Harlingen to Maryland

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

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

Reviews of airlines servicing Maryland

Get insights into the airlines that provide service to Maryland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Maryland. Reviews last updated April 28, 2026.
See what other customers who have flown with Southwest from Harlingen to Maryland have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,314 reviews

Comfort

8.0

Overall

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.
Southwest
8.0
Very good
4,314 reviews
Southwest
8.0
Very good
4,314 reviews

Comfort

8.0

Overall

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.

Related info for your journey

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

    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 Maryland.

  • How long is the flight from Harlingen to Maryland?

    For as low as $274, United Airlines can have you in Maryland from Harlingen in 5h 39m. Airlines will cover a distance of 1477 mi. This flight may include one or multiple stops.

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

    Most travelers choose Harlingen Valley Intl - Baltimore/Washington, Harlingen Valley Intl - Washington, D.C. Dulles Intl or Harlingen Valley Intl - Washington, D.C. Reagan-National when deciding on the best route from Harlingen to Maryland.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Harlingen to Maryland 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 Harlingen to Maryland

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Top airline flying from Harlingen to Maryland

Discover the top airline that operate flights from Harlingen to Maryland. 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$155Average$344FlexibilityNo cancel feeOn-time63%

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