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$130+ 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 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — BWI
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
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 September 11, 2025.

Round-trip from

$275
(United Airlines)

One-way from

$130
(United Airlines)

Popular in

January

Cheapest in

February

Average price

$302
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. 5% potential increase in price ($21 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in September 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 September 11, 2025.

This Southwest deal was found by Cheapflights users on 9/9. 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 10/2211:45 amHRL - BWI
2 stops7h 00mSouthwest
Sat 10/256:30 amBWI - HRL
1 stop7h 25mSouthwest
Deal found 9/9$183
This United Airlines deal was found by Cheapflights users on 9/10. 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 11/247:00 amHRL - BWI
1 stop8h 02mUnited Airlines
Fri 11/286:00 amBWI - HRL
1 stop5h 59mUnited Airlines
Deal found 9/10$275
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/213:24 pmHRL - BWI
1 stop7h 25mDelta
Mon 11/246:00 amBWI - HRL
1 stop9h 28mDelta
Deal found 9/9$283
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/33:39 pmHRL - BWI
1 stop7h 10mDelta
Wed 11/56:00 amBWI - HRL
1 stop9h 43mDelta
Deal found 9/9$293
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Fri 11/215:40 amHRL - BWI
2 stops10h 16mAmerican Airlines
Mon 11/2411:09 amBWI - HRL
2 stops13h 01mAmerican Airlines
Deal found 9/9$328
This Southwest deal was found by Cheapflights users on 9/10. 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 11/243:35 pmHRL - BWI
1 stop7h 30mSouthwest
Fri 11/283:55 pmBWI - HRL
2 stops8h 40mSouthwest
Deal found 9/10$359
This American Airlines deal was found by Cheapflights users on 9/9. 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 9/232:51 pmHRL - BWI
1 stop7h 31mAmerican Airlines
Fri 9/266:41 amBWI - HRL
1 stop8h 38mAmerican Airlines
Deal found 9/9$367
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Wed 9/245:45 amHRL - BWI
1 stop5h 57mAmerican Airlines
Sun 9/286:30 amBWI - HRL
1 stop8h 38mAmerican Airlines
Deal found 9/9$388

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 September 11, 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 10/22

11:45 am-7:45 pm

2 stops7h 00m

Baltimore/Washington

Sat 10/25

6:30 am-12:55 pm

1 stop7h 25m

$183

HarlingenBaltimore

HRL - BWI

HRLBWI

Harlingen Valley Intl

Mon 11/24

7:00 am-4:02 pm

1 stop8h 02m

Baltimore/Washington

Fri 11/28

6:00 am-10:59 am

1 stop5h 59m

$275

HarlingenBaltimore

HRL - BWI

HRLBWI

Harlingen Valley Intl

Fri 11/21

3:24 pm-11:49 pm

1 stop7h 25m

Baltimore/Washington

Mon 11/24

6:00 am-2:28 pm

1 stop9h 28m

$283

HarlingenBaltimore

HRL - BWI

HRLBWI

Harlingen Valley Intl

Fri 11/21

5:40 am-2:15 pm

1 stop7h 35m

Baltimore/Washington

Mon 11/24

11:09 am-11:10 pm

2 stops13h 01m

$283

HarlingenBaltimore

HRL - BWI

HRLBWI

Harlingen Valley Intl

Mon 11/3

3:39 pm-11:49 pm

1 stop7h 10m

Baltimore/Washington

Wed 11/5

6:00 am-2:43 pm

1 stop9h 43m

$293

HarlingenBaltimore

HRL - BWI

HRLBWI

Harlingen Valley Intl

Mon 11/24

3:35 pm-12:05 am

1 stop7h 30m

Baltimore/Washington

Fri 11/28

3:55 pm-11:35 pm

2 stops8h 40m

$359

HarlingenBaltimore

HRL - BWI

HRLBWI

Harlingen Valley Intl

Tue 9/23

2:51 pm-11:22 pm

1 stop7h 31m

Baltimore/Washington

Fri 9/26

6:41 am-2:19 pm

1 stop8h 38m

$367

HarlingenBaltimore

HRL - BWI

HRLBWI

Harlingen Valley Intl

Fri 10/17

2:05 pm-10:58 pm

1 stop7h 53m

$130

HarlingenBaltimore

HRL - BWI

HRLBWI

Harlingen Valley Intl

Sat 12/27

5:20 pm-11:58 pm

1 stop5h 38m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

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 September 11, 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 September 11, 2025.
Peruse reviews from past customers who have flown with Southwest 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
4,248 reviews

Entertainment

7.5

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Food

7.0

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
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Food

7.0

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.

  • How long is the flight from Harlingen, Texas to Baltimore?

    A quick flight from Harlingen, Texas to Baltimore can take about 7h. Southwest provides one of the quickest options available for as low as $183. The distance from Harlingen, Texas to Baltimore is about 1506 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly 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 $155 on this airline.

  • 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.

See more FAQs

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Alternative routes for Harlingen to Baltimore

See prices for flight routes from nearby airports that may be better suited for you.
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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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$155Average$385FlexibilityNo cancel feeOn-time63%

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