What airlines fly to Maryland?

United Airlines, Southwest and American Airlines are the top three most popular airlines that fly to Maryland from Harlingen, Texas according to our data. United Airlines is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Maryland. Keep in mind that there are 3 different airlines that fly to Maryland on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Harlingen Valley Intl to Maryland?

Southwest, American Airlines, and United Airlines are the most popular carriers operating from Harlingen Valley Intl to Maryland

When did momondo last update prices for flights from Harlingen Valley Intl Airport to Maryland?

Prices for flights from Harlingen Valley Intl Airport to Maryland refresh daily.

How many operators does momondo search for flights from Harlingen Valley Intl Airport to Maryland?

The number of operators available for flights from Harlingen Valley Intl Airport to Maryland is 2 as of March 2026.

How old do you have to be to fly from Harlingen Valley Intl Airport to Maryland?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Harlingen Valley Intl Airport to Maryland.

What documentation or ID do you need to fly to Maryland?

The necessary travel and health documents for your Maryland 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.

$275 Cheap Flights from Harlingen to Maryland in 2026

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Find the cheapest flights from Harlingen, Texas to Maryland

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:02 pm - 11:26 pm

HRL

BWI

6h 24m

1 stop

6:08 am - 3:05 pm

BWI

HRL

9h 57m

1 stop

$277Delta

Fri, May 1 - Sun, May 3

4:02 pm - 11:32 pm

HRL

IAD

6h 30m

1 stop

6:00 am - 3:05 pm

IAD

HRL

10h 05m

1 stop

$289Delta

Fri, May 1 - Sun, May 3

6:05 am - 4:10 pm

HRL

BWI

9h 05m

2 stops

5:50 pm - 10:40 pm

BWI

HRL

5h 50m

1 stop

$298Southwest

Tue, Mar 24 - Tue, Mar 31

6:05 am - 4:10 pm

HRL

BWI

9h 05m

2 stops

4:30 pm - 10:40 pm

BWI

HRL

7h 10m

2 stops

$312Southwest

Tue, Mar 24 - Tue, Mar 31

4:57 pm - 11:59 pm

HRL

DCA

6h 02m

1 stop

5:00 am - 10:15 am

DCA

HRL

6h 15m

1 stop

$314American Airlines

Wed, Jul 1 - Wed, Jul 8

11:15 am - 8:40 pm

HRL

BWI

8h 25m

1 stop

8:10 am - 1:30 pm

BWI

HRL

6h 20m

1 stop

$323Southwest

Sat, Jul 4 - Tue, Jul 14

5:55 am - 3:55 pm

HRL

BWI

9h 00m

2 stops

10:00 am - 4:15 pm

BWI

HRL

7h 15m

2 stops

$328Southwest

Sat, Jul 4 - Tue, Jul 14

12:10 pm - 6:46 pm

HRL

DCA

5h 36m

1 stop

2:45 pm - 9:56 pm

DCA

HRL

8h 11m

1 stop

$373United Airlines

Thu, Mar 19 - Mon, Mar 23

5:10 am - 11:56 am

HRL

DCA

5h 46m

1 stop

10:58 am - 3:59 pm

DCA

HRL

6h 01m

1 stop

$394United Airlines

Mon, Jul 27 - Thu, Aug 6

10:47 am - 11:59 pm

HRL

IAD

12h 12m

2 stops

7:00 am - 2:17 pm

IAD

HRL

8h 17m

1 stop

$464American Airlines

Fri, May 1 - Sun, May 3

Delta flights from Harlingen, Texas to Maryland

Our best Delta deals on Harlingen, Texas to Maryland flight tickets

Delta

May 1

HRL4:02 pmHarlingen Valley Intl

6h 24m

1 stop

BWI11:26 pmBaltimore/Washington

May 3

BWI6:08 amBaltimore/Washington

9h 57m

1 stop

HRL3:05 pmHarlingen Valley Intl

$277

Delta

May 1

HRL4:02 pmHarlingen Valley Intl

6h 30m

1 stop

IAD11:32 pmWashington, D.C. Dulles Intl

May 3

IAD6:00 amWashington, D.C. Dulles Intl

10h 05m

1 stop

HRL3:05 pmHarlingen Valley Intl

$289

American Airlines flights from Harlingen, Texas to Maryland

Our best American Airlines deals on Harlingen, Texas to Maryland flight tickets

American Airlines

Jul 1

HRL4:57 pmHarlingen Valley Intl

6h 02m

1 stop

DCA11:59 pmWashington, D.C. Reagan-National

Jul 8

DCA5:00 amWashington, D.C. Reagan-National

6h 15m

1 stop

HRL10:15 amHarlingen Valley Intl

$314

American Airlines

Jul 1

HRL4:57 pmHarlingen Valley Intl

5h 47m

1 stop

BWI11:44 pmBaltimore/Washington

Jul 8

BWI7:13 pmBaltimore/Washington

5h 46m

1 stop

HRL11:59 pmHarlingen Valley Intl

$355

American Airlines

Mar 6

HRL10:42 amHarlingen Valley Intl

6h 36m

1 stop

BWI6:18 pmBaltimore/Washington

Mar 15

BWI3:21 pmBaltimore/Washington

8h 32m

1 stop

HRL10:53 pmHarlingen Valley Intl

$404

Fly from

Fly to

Route

Depart

Return

Price

HarlingenBaltimore

HRL - BWI

HRLBWI

Harlingen Valley Intl

Fri 5/1

4:02 pm-11:26 pm

1 stop6h 24m

Baltimore/Washington

Sun 5/3

6:08 am-3:05 pm

1 stop9h 57m

$277

HarlingenWashington, D.C.

HRL - IAD

HRLIAD

Harlingen Valley Intl

Fri 5/1

4:02 pm-11:32 pm

1 stop6h 30m

Washington, D.C. Dulles Intl

Sun 5/3

6:00 am-3:05 pm

1 stop10h 05m

$289

HarlingenBaltimore

HRL - BWI

HRLBWI

Harlingen Valley Intl

Tue 3/24

6:05 am-4:10 pm

2 stops9h 05m

Baltimore/Washington

Tue 3/31

5:50 pm-10:40 pm

1 stop5h 50m

$298

HarlingenBaltimore

HRL - BWI

HRLBWI

Harlingen Valley Intl

Tue 3/24

6:05 am-4:10 pm

2 stops9h 05m

Baltimore/Washington

Tue 3/31

4:30 pm-10:40 pm

2 stops7h 10m

$312

HarlingenWashington, D.C.

HRL - DCA

HRLDCA

Harlingen Valley Intl

Wed 7/1

4:57 pm-11:59 pm

1 stop6h 02m

Washington, D.C. Reagan-National

Wed 7/8

5:00 am-10:15 am

1 stop6h 15m

$314

HarlingenBaltimore

HRL - BWI

HRLBWI

Harlingen Valley Intl

Sat 7/4

11:15 am-8:40 pm

1 stop8h 25m

Baltimore/Washington

Tue 7/14

8:10 am-1:30 pm

1 stop6h 20m

$323

HarlingenBaltimore

HRL - BWI

HRLBWI

Harlingen Valley Intl

Sat 7/4

5:55 am-3:55 pm

2 stops9h 00m

Baltimore/Washington

Tue 7/14

10:00 am-4:15 pm

2 stops7h 15m

$328

HarlingenWashington, D.C.

HRL - DCA

HRLDCA

Harlingen Valley Intl

Thu 3/19

12:10 pm-6:46 pm

1 stop5h 36m

Washington, D.C. Reagan-National

Mon 3/23

2:45 pm-9:56 pm

1 stop8h 11m

$373

HarlingenWashington, D.C.

HRL - DCA

HRLDCA

Harlingen Valley Intl

Mon 7/27

5:10 am-11:56 am

1 stop5h 46m

Washington, D.C. Reagan-National

Thu 8/6

10:58 am-3:59 pm

1 stop6h 01m

$394

HarlingenWashington, D.C.

HRL - IAD

HRLIAD

Harlingen Valley Intl

Fri 5/1

10:47 am-11:59 pm

2 stops12h 12m

Washington, D.C. Dulles Intl

Sun 5/3

7:00 am-2:17 pm

1 stop8h 17m

$464

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

Can stopping save me money on Harlingen, Texas to Maryland flights?

You could potentially save up to 3% on your flight if you consider stops on a Harlingen, Texas to Maryland flight.

Cheap Harlingen, Texas to Maryland flight deals and tips

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

Fastest flight time	4h 50m
Direct flights	None

The fastest flight from Harlingen, Texas to Maryland takes 4h 50m

There are no direct flights from Harlingen, Texas to Maryland. There are no popular flight routes from Harlingen, Texas to Maryland.

Search flight deals

When did momondo last update prices for flights from Harlingen Valley Intl Airport to Maryland?
Prices for flights from Harlingen Valley Intl Airport to Maryland refresh daily.
How many operators does momondo search for flights from Harlingen Valley Intl Airport to Maryland?
The number of operators available for flights from Harlingen Valley Intl Airport to Maryland is 2 as of March 2026.
How old do you have to be to fly from Harlingen Valley Intl Airport to Maryland?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Harlingen Valley Intl Airport to Maryland.
What documentation or ID do you need to fly to Maryland?
The necessary travel and health documents for your Maryland 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.

Best airlines flying from Harlingen, Texas to Maryland

Compare and see reviews for airlines that fly from Harlingen, Texas to Maryland with momondo

Airline	Rating	Free Cancellation	Price
Southwest	PriceFrom $155	Free Cancellation	Rating 8.0 4,304 reviews		Search Southwest flights
United Airlines	PriceFrom $279	Free Cancellation	Rating 7.4 9,382 reviews		Search United Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Harlingen to Maryland. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Maryland from Harlingen with this policy.

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

Once you have performed a search for Harlingen to Maryland flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to Maryland from Harlingen. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.