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Cheap flights from Baltimore to Harlingen from $285

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Baltimore to Harlingen departing on 2/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Baltimore to Harlingen

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
4:55 pm - 11:30 pm
BWI
-
HRL
7h 35m
2 stops
Southwest Logo
7:35 am - 3:40 pm
HRL
-
BWI
7h 05m
1 stop
$285Southwest
Thu, Feb 26 - Wed, Mar 4
Southwest Logo
6:15 am - 11:30 am
BWI
-
HRL
6h 15m
1 stop
Southwest Logo
7:35 am - 3:40 pm
HRL
-
BWI
7h 05m
1 stop
$289Southwest
Thu, Feb 26 - Wed, Mar 4
Southwest Logo
4:55 pm - 11:30 pm
BWI
-
HRL
7h 35m
2 stops
Southwest Logo
6:30 am - 4:25 pm
HRL
-
BWI
8h 55m
2 stops
$290Southwest
Thu, Feb 26 - Wed, Mar 4
Southwest Logo
2:15 pm - 9:35 pm
BWI
-
HRL
8h 20m
1 stop
Southwest Logo
6:30 am - 3:15 pm
HRL
-
BWI
7h 45m
1 stop
$298Southwest
Mon, Feb 23 - Wed, Feb 25
Southwest Logo
2:15 pm - 9:35 pm
BWI
-
HRL
8h 20m
1 stop
Southwest Logo
6:30 am - 4:25 pm
HRL
-
BWI
8h 55m
2 stops
$303Southwest
Mon, Feb 23 - Wed, Feb 25
Southwest Logo
3:45 pm - 9:50 pm
BWI
-
HRL
7h 05m
2 stops
Southwest Logo
6:35 am - 3:45 pm
HRL
-
BWI
8h 10m
1 stop
$305Southwest
Wed, Feb 25 - Mon, Mar 2
Southwest Logo
3:05 pm - 8:30 pm
BWI
-
HRL
6h 25m
1 stop
Southwest Logo
12:10 pm - 8:40 pm
HRL
-
BWI
7h 30m
1 stop
$318Southwest
Fri, May 8 - Sat, May 9
Southwest Logo
2:50 pm - 8:30 pm
BWI
-
HRL
6h 40m
2 stops
Southwest Logo
12:10 pm - 8:40 pm
HRL
-
BWI
7h 30m
1 stop
$319Southwest
Fri, May 8 - Sat, May 9
Southwest Logo
3:20 pm - 9:50 pm
BWI
-
HRL
7h 30m
2 stops
Southwest Logo
11:15 am - 8:05 pm
HRL
-
BWI
7h 50m
2 stops
$320Southwest
Wed, Feb 25 - Mon, Mar 2
Southwest Logo
2:50 pm - 8:30 pm
BWI
-
HRL
6h 40m
2 stops
Southwest Logo
12:10 pm - 9:25 pm
HRL
-
BWI
8h 15m
2 stops
$324Southwest
Fri, May 8 - Sat, May 9

United Airlines flights from Baltimore to Harlingen, Texas

Our best United Airlines deals on Baltimore to Harlingen, Texas flight tickets
United Airlines
Feb 11
BWI3:52 pmBaltimore/Washington
7h 07m
1 stop
HRL9:59 pmHarlingen Valley Intl
Feb 14
HRL12:10 pmHarlingen Valley Intl
8h 07m
2 stops
BWI9:17 pmBaltimore/Washington
$332
United Airlines
Feb 11
BWI10:05 amBaltimore/Washington
12h 54m
2 stops
HRL9:59 pmHarlingen Valley Intl
Feb 14
HRL7:00 amHarlingen Valley Intl
13h 17m
2 stops
BWI9:17 pmBaltimore/Washington
$337
United Airlines
Feb 9
BWI8:07 amBaltimore/Washington
8h 59m
1 stop
HRL4:06 pmHarlingen Valley Intl
Feb 10
HRL9:20 amHarlingen Valley Intl
5h 46m
1 stop
BWI4:06 pmBaltimore/Washington
$519

Southwest flights from Baltimore to Harlingen, Texas

Our best Southwest deals on Baltimore to Harlingen, Texas flight tickets
Southwest
Feb 26
BWI4:55 pmBaltimore/Washington
7h 35m
2 stops
HRL11:30 pmHarlingen Valley Intl
Mar 4
HRL7:35 amHarlingen Valley Intl
7h 05m
1 stop
BWI3:40 pmBaltimore/Washington
$285
Southwest
Feb 26
BWI6:15 amBaltimore/Washington
6h 15m
1 stop
HRL11:30 amHarlingen Valley Intl
Mar 4
HRL7:35 amHarlingen Valley Intl
7h 05m
1 stop
BWI3:40 pmBaltimore/Washington
$289
Southwest
Feb 26
BWI4:55 pmBaltimore/Washington
7h 35m
2 stops
HRL11:30 pmHarlingen Valley Intl
Mar 4
HRL6:30 amHarlingen Valley Intl
8h 55m
2 stops
BWI4:25 pmBaltimore/Washington
$290

momondo Fare Finder

 
Customize your flight search to find flights from Baltimore to Harlingen, Texas 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, momondo users made 832,500 searches. Data last updated February 5, 2026.
Use the filters below to find and compare flights from Baltimore to Harlingen, Texas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreHarlingen

BWI - HRL

BWIHRL

Baltimore/Washington

Thu 2/26

4:55 pm-11:30 pm

2 stops7h 35m

Harlingen Valley Intl

Wed 3/4

7:35 am-3:40 pm

1 stop7h 05m

$285

BaltimoreHarlingen

BWI - HRL

BWIHRL

Baltimore/Washington

Thu 2/26

6:15 am-11:30 am

1 stop6h 15m

Harlingen Valley Intl

Wed 3/4

7:35 am-3:40 pm

1 stop7h 05m

$289

BaltimoreHarlingen

BWI - HRL

BWIHRL

Baltimore/Washington

Thu 2/26

4:55 pm-11:30 pm

2 stops7h 35m

Harlingen Valley Intl

Wed 3/4

6:30 am-4:25 pm

2 stops8h 55m

$290

BaltimoreHarlingen

BWI - HRL

BWIHRL

Baltimore/Washington

Mon 2/23

2:15 pm-9:35 pm

1 stop8h 20m

Harlingen Valley Intl

Wed 2/25

6:30 am-3:15 pm

1 stop7h 45m

$298

BaltimoreHarlingen

BWI - HRL

BWIHRL

Baltimore/Washington

Mon 2/23

2:15 pm-9:35 pm

1 stop8h 20m

Harlingen Valley Intl

Wed 2/25

6:30 am-4:25 pm

2 stops8h 55m

$303

BaltimoreHarlingen

BWI - HRL

BWIHRL

Baltimore/Washington

Wed 2/25

3:45 pm-9:50 pm

2 stops7h 05m

Harlingen Valley Intl

Mon 3/2

6:35 am-3:45 pm

1 stop8h 10m

$305

BaltimoreHarlingen

BWI - HRL

BWIHRL

Baltimore/Washington

Fri 5/8

3:05 pm-8:30 pm

1 stop6h 25m

Harlingen Valley Intl

Sat 5/9

12:10 pm-8:40 pm

1 stop7h 30m

$318

BaltimoreHarlingen

BWI - HRL

BWIHRL

Baltimore/Washington

Fri 5/8

2:50 pm-8:30 pm

2 stops6h 40m

Harlingen Valley Intl

Sat 5/9

12:10 pm-8:40 pm

1 stop7h 30m

$319

BaltimoreHarlingen

BWI - HRL

BWIHRL

Baltimore/Washington

Wed 2/25

3:20 pm-9:50 pm

2 stops7h 30m

Harlingen Valley Intl

Mon 3/2

11:15 am-8:05 pm

2 stops7h 50m

$320

BaltimoreHarlingen

BWI - HRL

BWIHRL

Baltimore/Washington

Fri 5/8

2:50 pm-8:30 pm

2 stops6h 40m

Harlingen Valley Intl

Sat 5/9

12:10 pm-9:25 pm

2 stops8h 15m

$324

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Harlingen from

How to get the cheapest flight ticket from Baltimore to Harlingen, Texas

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Baltimore/Washington to Harlingen Valley Intl?

United Airlines is the most popular carrier operating from Baltimore/Washington to Harlingen Valley Intl

What airlines fly to Harlingen, Texas?

American Airlines, United Airlines and Southwest are the top three most popular airlines that fly to Harlingen, Texas from Baltimore according to our data. American Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Harlingen, Texas. Keep in mind that there are 3 different airlines that fly to Harlingen, Texas on a routine basis, so you have a few additional options to choose from.

When to book flights from Baltimore to Harlingen, Texas

Are you open to changing your travel dates? Check out the ideal times to fly from Baltimore to Harlingen, Texas according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Baltimore to Harlingen, Texas (BWI to HRL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Baltimore to Harlingen, Texas

Fastest flight time

5h 15m

Direct flights

None
The fastest flight from Baltimore to Harlingen, Texas takes 5h 15m
There are no direct flights from Baltimore to Harlingen, Texas. There are no popular flight routes from Baltimore to Harlingen, Texas.
Search flight deals

  • How far is Baltimore/Washington to Harlingen Valley Intl by plane?

    Baltimore/Washington and Harlingen Valley Intl are 1515.8 mi apart from one another. Typically, this will take 5h 15m by plane in normal conditions.

  • When did momondo last update prices for flights from Baltimore/Washington Airport to Harlingen Valley Intl Airport?

    Prices for flights from Baltimore/Washington Airport to Harlingen Valley Intl Airport refresh daily.

  • How many operators does momondo search for flights from Baltimore/Washington Airport to Harlingen Valley Intl Airport?

  • How old do you have to be to fly from Baltimore/Washington Airport to Harlingen Valley Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Baltimore/Washington Airport to Harlingen Valley Intl Airport.

  • What documentation or ID do you need to fly to Harlingen Valley Intl Airport?

    The necessary travel and health documents for your Harlingen Valley Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Baltimore to Harlingen, Texas?

Best airlines flying from Baltimore to Harlingen, Texas

Compare and see reviews for airlines that fly from Baltimore to Harlingen, Texas with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $228Free CancellationRating
8.0
4,275 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Baltimore to Harlingen?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Baltimore to Harlingen for you.

Can I find flights from Baltimore to Harlingen with flexible booking policies on momondo?

All flight searches from Baltimore to Harlingen on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Baltimore to Harlingen?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Baltimore to Harlingen.

I’m not ready to book a flight from Baltimore to Harlingen right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Harlingen, momondo offers a useful price alert feature which will track prices for flights to Harlingen from Baltimore and alert you when they change.

An easier way to manage your Harlingen, Texas trip

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