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Cheap flights from Baltimore to Harlingen from $139

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Baltimore to Harlingen departing on 10/28. 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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0 bags

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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
8:15 am - 4:05 pm
BWI
-
HRL
8h 50m
1 stop
Southwest Logo
7:00 am - 1:35 pm
HRL
-
BWI
5h 35m
1 stop
$282Southwest
Fri, Aug 7 - Sat, Aug 8
American Airlines Logo
7:10 pm - 12:14 am
BWI
-
HRL
6h 04m
1 stop
American Airlines Logo
5:18 pm - 12:18 am
HRL
-
BWI
6h 00m
1 stop
$294American Airlines
Tue, May 26 - Sat, May 30
Southwest Logo
8:10 am - 2:05 pm
BWI
-
HRL
6h 55m
1 stop
Southwest Logo
7:10 am - 1:10 pm
HRL
-
BWI
5h 00m
1 stop
$307Southwest
Sat, Jun 6 - Mon, Jun 8
Southwest Logo
7:05 am - 2:05 pm
BWI
-
HRL
8h 00m
2 stops
Southwest Logo
7:10 am - 1:10 pm
HRL
-
BWI
5h 00m
1 stop
$312Southwest
Sat, Jun 6 - Mon, Jun 8
Southwest Logo
10:00 am - 5:15 pm
BWI
-
HRL
8h 15m
2 stops
Southwest Logo
12:35 pm - 8:25 pm
HRL
-
BWI
6h 50m
2 stops
$324Southwest
Fri, Aug 7 - Sat, Aug 8
American Airlines Logo
5:00 am - 4:25 pm
BWI
-
HRL
12h 25m
2 stops
American Airlines Logo
4:57 pm - 11:44 pm
HRL
-
BWI
5h 47m
1 stop
$332American Airlines
Sun, May 24 - Thu, May 28
Southwest Logo
7:05 am - 2:05 pm
BWI
-
HRL
8h 00m
2 stops
Southwest Logo
1:00 pm - 11:10 pm
HRL
-
BWI
9h 10m
2 stops
$337Southwest
Sat, Jun 6 - Mon, Jun 8
Southwest Logo
7:50 am - 12:10 pm
BWI
-
HRL
5h 20m
1 stop
Southwest Logo
5:00 pm - 11:30 pm
HRL
-
BWI
5h 30m
1 stop
$347Southwest
Sun, May 24 - Thu, May 28
Southwest Logo
1:00 pm - 6:00 pm
BWI
-
HRL
6h 00m
1 stop
Southwest Logo
5:35 pm - 5:15 am
HRL
-
BWI
10h 40m
2 stops
$362Southwest
Thu, Jun 4 - Thu, Jun 11
American Airlines Logo
1:55 pm - 12:14 am
BWI
-
HRL
11h 19m
2 stops
American Airlines Logo
5:18 pm - 12:18 am
HRL
-
BWI
6h 00m
1 stop
$367American Airlines
Tue, May 26 - Sat, May 30

American Airlines flights from Baltimore to Harlingen

Our best American Airlines deals on Baltimore to Harlingen flight tickets
American Airlines
May 26
BWI7:10 pmBaltimore/Washington
6h 04m
1 stop
HRL12:14 amHarlingen Valley Intl
May 30
HRL5:18 pmHarlingen Valley Intl
6h 00m
1 stop
BWI12:18 amBaltimore/Washington
$294
American Airlines
May 24
BWI5:00 amBaltimore/Washington
12h 25m
2 stops
HRL4:25 pmHarlingen Valley Intl
May 28
HRL4:57 pmHarlingen Valley Intl
5h 47m
1 stop
BWI11:44 pmBaltimore/Washington
$332
American Airlines
May 26
BWI1:55 pmBaltimore/Washington
11h 19m
2 stops
HRL12:14 amHarlingen Valley Intl
May 30
HRL5:18 pmHarlingen Valley Intl
6h 00m
1 stop
BWI12:18 amBaltimore/Washington
$367

Southwest flights from Baltimore to Harlingen

Our best Southwest deals on Baltimore to Harlingen flight tickets
Southwest
Aug 7
BWI8:15 amBaltimore/Washington
8h 50m
1 stop
HRL4:05 pmHarlingen Valley Intl
Aug 8
HRL7:00 amHarlingen Valley Intl
5h 35m
1 stop
BWI1:35 pmBaltimore/Washington
$282
Southwest
Jun 6
BWI8:10 amBaltimore/Washington
6h 55m
1 stop
HRL2:05 pmHarlingen Valley Intl
Jun 8
HRL7:10 amHarlingen Valley Intl
5h 00m
1 stop
BWI1:10 pmBaltimore/Washington
$307
Southwest
Jun 6
BWI7:05 amBaltimore/Washington
8h 00m
2 stops
HRL2:05 pmHarlingen Valley Intl
Jun 8
HRL7:10 amHarlingen Valley Intl
5h 00m
1 stop
BWI1:10 pmBaltimore/Washington
$312

momondo Fare Finder

 
Customize your flight search to find flights from Baltimore 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, momondo users made 832,500 searches. Data last updated May 11, 2026.
Use the filters below to find and compare flights from Baltimore to Harlingen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreHarlingen

BWI - HRL

BWIHRL

Baltimore/Washington

Fri 8/7

8:15 am-4:05 pm

1 stop8h 50m

Harlingen Valley Intl

Sat 8/8

7:00 am-1:35 pm

1 stop5h 35m

$282

BaltimoreHarlingen

BWI - HRL

BWIHRL

Baltimore/Washington

Tue 5/26

7:10 pm-12:14 am

1 stop6h 04m

Harlingen Valley Intl

Sat 5/30

5:18 pm-12:18 am

1 stop6h 00m

$294

BaltimoreHarlingen

BWI - HRL

BWIHRL

Baltimore/Washington

Sat 6/6

8:10 am-2:05 pm

1 stop6h 55m

Harlingen Valley Intl

Mon 6/8

7:10 am-1:10 pm

1 stop5h 00m

$307

BaltimoreHarlingen

BWI - HRL

BWIHRL

Baltimore/Washington

Sat 6/6

7:05 am-2:05 pm

2 stops8h 00m

Harlingen Valley Intl

Mon 6/8

7:10 am-1:10 pm

1 stop5h 00m

$312

BaltimoreHarlingen

BWI - HRL

BWIHRL

Baltimore/Washington

Fri 8/7

10:00 am-5:15 pm

2 stops8h 15m

Harlingen Valley Intl

Sat 8/8

12:35 pm-8:25 pm

2 stops6h 50m

$324

BaltimoreHarlingen

BWI - HRL

BWIHRL

Baltimore/Washington

Sun 5/24

5:00 am-4:25 pm

2 stops12h 25m

Harlingen Valley Intl

Thu 5/28

4:57 pm-11:44 pm

1 stop5h 47m

$332

BaltimoreHarlingen

BWI - HRL

BWIHRL

Baltimore/Washington

Sat 6/6

7:05 am-2:05 pm

2 stops8h 00m

Harlingen Valley Intl

Mon 6/8

1:00 pm-11:10 pm

2 stops9h 10m

$337
Quickest round-trip

BaltimoreHarlingen

BWI - HRL

BWIHRL

Baltimore/Washington

Sun 5/24

7:50 am-12:10 pm

1 stop5h 20m

Harlingen Valley Intl

Thu 5/28

5:00 pm-11:30 pm

1 stop5h 30m

$347

BaltimoreHarlingen

BWI - HRL

BWIHRL

Baltimore/Washington

Thu 6/4

1:00 pm-6:00 pm

1 stop6h 00m

Harlingen Valley Intl

Thu 6/11

5:35 pm-5:15 am

2 stops10h 40m

$362

BaltimoreHarlingen

BWI - HRL

BWIHRL

Baltimore/Washington

Tue 5/26

1:55 pm-12:14 am

2 stops11h 19m

Harlingen Valley Intl

Sat 5/30

5:18 pm-12:18 am

1 stop6h 00m

$367

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 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

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 typical price of a round-trip flight between Baltimore and Harlingen?

What is the cheapest month to fly to Harlingen?

If you aren’t able to travel during the month of November, then book flights to Harlingen from Baltimore during January instead. Flights to Harlingen in January, while not as cheap as those in November, still average around $0.

When to book flights from Baltimore to Harlingen

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

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

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

Fastest flight time

5h 30m

Direct flights

None
The fastest flight from Baltimore to Harlingen takes 5h 30m
There are no direct flights from Baltimore to Harlingen. There are no popular flight routes from Baltimore to Harlingen.
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Frequently asked questions about flying from Baltimore to Harlingen

  • 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 30m 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?

Best airlines flying from Baltimore to Harlingen

Compare and see reviews for airlines that fly from Baltimore to Harlingen with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $266Free CancellationRating
8.0
4,298 reviews
Search Southwest flights

  • Southwest Flights From Baltimore to Harlingen

    The lowest priced Southwest flight from Baltimore to Harlingen from the last 72 hours was $266. Generally, Southwest has 3 flights on this route every week with an average price of $343. Southwest is rated 8.0/10 by our users.

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.

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