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$220+ Cheap flights from Harlingen, TX to Baltimore (HRL - BWI)

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 1/3. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — BWI
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Harlingen to Baltimore

Discover tips and strategies to find the most affordable flight options for your journey from Harlingen (HRL) to Baltimore (BWI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 29, 2025.

Round-trip from

$274
(Southwest)

One-way from

$220
(United Airlines)

Popular in

January

Cheapest in

September

Average price

$347
From Harlingen Valley Intl to Baltimore/Washington
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One-way flight from Harlingen Valley Intl to Baltimore/Washington
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Highest demand for flights based on searches. 8% potential increase in price ($31 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Harlingen to Baltimore

Cheapest flights from Harlingen to Baltimore
Explore the most affordable flight options available from Harlingen to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This Southwest deal was found by Cheapflights users on 7/28. 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.
Wed 8/1312:20 pmHRL - BWI
1 stop8h 35mSouthwest
Wed 8/206:20 amBWI - HRL
1 stop6h 25mSouthwest
Deal found 7/28$274
This American Airlines deal was found by Cheapflights users on 7/28. 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 9/132:51 pmHRL - BWI
1 stop7h 31mAmerican Airlines
Mon 9/151:32 pmBWI - HRL
1 stop5h 33mAmerican Airlines
Deal found 7/28$286
This United Airlines deal was found by Cheapflights users on 7/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/75:10 amHRL - BWI
1 stop5h 45mUnited Airlines
Mon 8/112:54 pmBWI - HRL
1 stop5h 41mUnited Airlines
Deal found 7/27$659

Cheapflights Fare Finder

 
Customize your flight search to find flights from Harlingen to Baltimore 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 July 29, 2025.
Use the filters below to find and compare flights from Harlingen to Baltimore that are best for you.

Fly from

Harlingen

Fly to

Baltimore

Route

Depart

Return

Price

HarlingenBaltimore

HRL - BWI

HRLBWI

Harlingen Valley Intl

Wed 8/13

12:20 pm-9:55 pm

1 stop8h 35m

Baltimore/Washington

Wed 8/20

6:20 am-11:45 am

1 stop6h 25m

$274

HarlingenBaltimore

HRL - BWI

HRLBWI

Harlingen Valley Intl

Sat 9/13

2:51 pm-11:22 pm

1 stop7h 31m

Baltimore/Washington

Mon 9/15

1:32 pm-6:05 pm

1 stop5h 33m

$286

HarlingenBaltimore

HRL - BWI

HRLBWI

Harlingen Valley Intl

Mon 8/11

1:59 pm-5:10 am

2 stops14h 11m

Baltimore/Washington

Fri 8/15

2:54 pm-9:50 pm

1 stop7h 56m

$682

HarlingenBaltimore

HRL - BWI

HRLBWI

Harlingen Valley Intl

Sat 1/3

5:20 pm-11:58 pm

1 stop5h 38m

$220

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Harlingen to Baltimore

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

What is the cheapest month to book a flight from Harlingen, Texas to Baltimore?

Currently, August is the cheapest month in which you can book a flight from Harlingen, Texas to Baltimore (average of $241). Flying from Harlingen, Texas to Baltimore in March is currently the most expensive (average of $290). 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 BWI?

Find hourly flight availability from Harlingen to Baltimore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

One of the essential ways to save on airfare from Harlingen, Texas to Baltimore is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 12% on airfare.

Reviews of airlines servicing Baltimore

Get insights into the airlines that provide service to Baltimore. 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 Baltimore. Reviews last updated July 29, 2025.
Peruse reviews from past customers who have flown with Southwest, United Airlines, and American Airlines from Harlingen to Baltimore to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,238 reviews

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,238 reviews
Southwest
8.0
Very good
4,238 reviews

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,896 reviews
Southwest
8.0
Very good
4,238 reviews

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,238 reviews

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

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

  • What are the cheapest airlines flying from Harlingen, Texas to Baltimore round-trip?

    Our cheapest airline available from Harlingen, Texas to Baltimore is Southwest. Our recent data shows that you can find tickets from as low as $274 on this airline. Additional options worth looking into are American Airlines and United Airlines, starting at $286 and $682 round-trip.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Harlingen to Baltimore 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 Baltimore?

    Currently, August is the cheapest month in which you can book a flight from Harlingen, Texas to Baltimore (average of $241). Flying from Harlingen, Texas to Baltimore in March is currently the most expensive (average of $290). 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 airline flying from Harlingen to Baltimore

Discover the top airline that operate flights from Harlingen to Baltimore. 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$155Average$385FlexibilityNo cancel feeOn-time63%

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