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Harlingen

$99+ Cheap flights from Washington to Harlingen, TX (HRL)

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 2/17. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HRL
Jan 27 — Feb 31
Tue 1/27
Tue 2/3
1 adult, Economy
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Cheap flight deals from Washington to Harlingen

Best flights from Washington to Harlingen
Discover carefully curated flight deals from Washington to Harlingen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 28, 2025.

This American Airlines deal was found by Cheapflights users on 12/26. 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 1/202:13 pmPDX - HRL
1 stop7h 08mAmerican Airlines
Sat 1/2411:06 amHRL - PDX
2 stops10h 45mAmerican Airlines
Deal found 12/26$221
This United Airlines deal was found by Cheapflights users on 12/27. 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.
Mon 1/2612:57 pmSEA - HRL
1 stop7h 02mUnited Airlines
Mon 2/212:10 pmHRL - SEA
2 stops11h 02mUnited Airlines
Deal found 12/27$242
This Southwest deal was found by Cheapflights users on 12/26. 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 2/119:55 amSEA - HRL
2 stops9h 55mSouthwest
Sun 2/159:45 amHRL - SEA
2 stops10h 55mSouthwest
Deal found 12/26$339
This American Airlines deal was found by Cheapflights users on 12/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2811:59 pmPDX - HRL
1 stop8h 06mAmerican Airlines
Fri 3/610:35 amHRL - PDX
1 stop9h 34mAmerican Airlines
Deal found 12/27$234
This United Airlines deal was found by Cheapflights users on 12/26. 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.
Tue 1/207:45 amPDX - HRL
2 stops12h 14mUnited Airlines
Sat 1/249:20 amHRL - PDX
2 stops11h 35mUnited Airlines
Deal found 12/26$261
This American Airlines deal was found by Cheapflights users on 12/26. 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 1/1012:35 pmPDX - HRL
1 stop8h 46mAmerican Airlines
Sat 1/173:22 pmHRL - PDX
1 stop8h 49mAmerican Airlines
Deal found 12/26$255
This United Airlines deal was found by Cheapflights users on 12/25. 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.
Sat 1/1012:57 pmPDX - HRL
1 stop7h 02mUnited Airlines
Wed 1/147:00 amHRL - PDX
1 stop7h 18mUnited Airlines
Deal found 12/25$269
This American Airlines deal was found by Cheapflights users on 12/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2711:59 pmPDX - HRL
1 stop8h 06mAmerican Airlines
Fri 3/610:35 amHRL - PDX
1 stop9h 34mAmerican Airlines
Deal found 12/27$260
This American Airlines deal was found by Cheapflights users on 12/26. 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 2/112:09 pmSEA - HRL
1 stop7h 12mAmerican Airlines
Sun 2/158:07 pmHRL - SEA
1 stop6h 52mAmerican Airlines
Deal found 12/26$285
This United Airlines deal was found by Cheapflights users on 12/25. 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.
Tue 2/312:57 pmSEA - HRL
1 stop7h 02mUnited Airlines
Sat 2/712:10 pmHRL - SEA
2 stops11h 02mUnited Airlines
Deal found 12/25$332
This American Airlines deal was found by Cheapflights users on 12/26. 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 2/36:00 amPDX - HRL
1 stop6h 46mAmerican Airlines
Tue 2/172:43 pmHRL - PDX
1 stop9h 02mAmerican Airlines
Deal found 12/26$294
This American Airlines deal was found by Cheapflights users on 12/26. 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 2/1811:59 pmSEA - HRL
1 stop8h 06mAmerican Airlines
Sun 2/228:07 pmHRL - SEA
1 stop6h 52mAmerican Airlines
Deal found 12/26$309
This United Airlines deal was found by Cheapflights users on 12/25. 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.
Tue 1/275:00 amPSC - HRL
2 stops13h 01mUnited Airlines
Sat 1/319:20 amHRL - PSC
2 stops13h 53mUnited Airlines
Deal found 12/25$409

Find flight deals from Washington to Harlingen

Keep the following information in mind while searching for Washington to Harlingen flight deals. Data was last updated December 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$219
(American Airlines)

Popular in

July

Cheapest in

January

Average price

$725
Provider with most accurate pricing for Seattle/Tacoma Intl-Harlingen Valley Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Harlingen Valley Intl flights.
Search Deals
From Washington to Harlingen Valley Intl
Search Deals
Highest demand for flights based on searches. 26% potential increase in price ($166 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington 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, Cheapflights users made 2,558,603 searches. Data last updated December 28, 2025.
Use the filters below to find and compare flights from Washington to Harlingen that are best for you.

Fly from

Washington

Fly to

Harlingen

Route

Depart

Return

Price

PortlandHarlingen

PDX - HRL

PDXHRL

Portland

Tue 1/20

2:13 pm-11:21 pm

1 stop7h 08m

Harlingen Valley Intl

Sat 1/24

11:06 am-7:51 pm

2 stops10h 45m

$221

PortlandHarlingen

PDX - HRL

PDXHRL

Portland

Sat 2/28

11:59 pm-10:05 am

1 stop8h 06m

Harlingen Valley Intl

Fri 3/6

10:35 am-6:09 pm

1 stop9h 34m

$234

SeattleHarlingen

SEA - HRL

SEAHRL

Seattle/Tacoma Intl

Mon 1/26

12:57 pm-9:59 pm

1 stop7h 02m

Harlingen Valley Intl

Mon 2/2

12:10 pm-9:12 pm

2 stops11h 02m

$242

PortlandHarlingen

PDX - HRL

PDXHRL

Portland

Sat 1/10

12:35 pm-11:21 pm

1 stop8h 46m

Harlingen Valley Intl

Sat 1/17

3:22 pm-10:11 pm

1 stop8h 49m

$255

PortlandHarlingen

PDX - HRL

PDXHRL

Portland

Fri 2/27

11:59 pm-10:05 am

1 stop8h 06m

Harlingen Valley Intl

Fri 3/6

10:35 am-6:09 pm

1 stop9h 34m

$260

PortlandHarlingen

PDX - HRL

PDXHRL

Portland

Tue 1/20

7:45 am-9:59 pm

2 stops12h 14m

Harlingen Valley Intl

Sat 1/24

9:20 am-6:55 pm

2 stops11h 35m

$261

PortlandHarlingen

PDX - HRL

PDXHRL

Portland

Sat 1/10

12:57 pm-9:59 pm

1 stop7h 02m

Harlingen Valley Intl

Wed 1/14

7:00 am-12:18 pm

1 stop7h 18m

$269

SeattleHarlingen

SEA - HRL

SEAHRL

Seattle/Tacoma Intl

Wed 2/11

2:09 pm-11:21 pm

1 stop7h 12m

Harlingen Valley Intl

Sun 2/15

8:07 pm-12:59 am

1 stop6h 52m

$285

PortlandHarlingen

PDX - HRL

PDXHRL

Portland

Tue 2/3

6:00 am-2:46 pm

1 stop6h 46m

Harlingen Valley Intl

Tue 2/17

2:43 pm-9:45 pm

1 stop9h 02m

$294

SeattleHarlingen

SEA - HRL

SEAHRL

Seattle/Tacoma Intl

Wed 2/18

11:59 pm-10:05 am

1 stop8h 06m

Harlingen Valley Intl

Sun 2/22

8:07 pm-12:59 am

1 stop6h 52m

$309

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/27

Showing 1-10 of 23 results
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Best time to book a flight from Washington to Harlingen

Have a flexible travel schedule? Discover the best time to fly to Harlingen from Washington 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 Washington to Harlingen

What is the cheapest month to book a flight from State of Washington to Harlingen, Texas?

Currently, January is the cheapest month in which you can book a flight from State of Washington to Harlingen, Texas (average of $204). Flying from State of Washington to Harlingen, Texas in July is currently the most expensive (average of $369). 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.

Related info for your journey

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

  • What airport do you fly into for flights to Harlingen from Washington?

    For a flight from Washington to Harlingen, you will be flying into Valley Intl. Harlingen Valley Intl (HRL) is just 3.7 mi from the center of the city.

  • How long is the flight from State of Washington to Harlingen, Texas?

    For as low as $242, American Airlines can have you in Harlingen, Texas from State of Washington in 7h 02m. Airlines will cover a distance of 1984 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from State of Washington to Harlingen, Texas?

    Most travelers choose Seattle/Tacoma Intl - Harlingen Valley Intl, Portland - Harlingen Valley Intl or Pasco Tri Cities - Harlingen Valley Intl when deciding on the best route from State of Washington to Harlingen, Texas.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington to Harlingen 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 State of Washington to Harlingen, Texas?

    Currently, January is the cheapest month in which you can book a flight from State of Washington to Harlingen, Texas (average of $204). Flying from State of Washington to Harlingen, Texas in July is currently the most expensive (average of $369). 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 Washington to Harlingen

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Washington to Harlingen

Discover the top 2 airlines that operate flights from Washington to Harlingen. 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 December 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$225Average$763FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$246Average$461FlexibilityNo cancel feeOn-time69%

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