HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Harlingen

$129+ 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 4/24. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HRL
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington to Harlingen with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Washington to Harlingen

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

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$247
(Delta)

One-way from

$129
(American Airlines)

Popular in

June

Cheapest in

May

Average price

$355
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
One-way flight from Washington to Harlingen Valley Intl
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($87 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from Washington to Harlingen

Cheapest flights from Washington to Harlingen
Explore the most affordable flight options available from Washington to Harlingen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This Delta deal was found by Cheapflights users on 3/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/167:15 amSEA - HRL
1 stop7h 33mDelta
Thu 4/242:41 pmHRL - SEA
1 stop10h 43mDelta
Deal found 3/26$247
This American Airlines deal was found by Cheapflights users on 3/27. 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.
Thu 4/1711:59 pmPDX - HRL
1 stop7h 52mAmerican Airlines
Tue 4/224:32 pmHRL - PDX
1 stop7h 01mAmerican Airlines
Deal found 3/27$315
This United deal was found by Cheapflights users on 3/27. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/162:25 pmPDX - HRL
1 stop6h 49mUnited Airlines
Tue 4/222:05 pmHRL - PDX
2 stops12h 25mUnited Airlines
Deal found 3/27$326
This United deal was found by Cheapflights users on 3/26. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/162:12 pmSEA - HRL
1 stop7h 02mUnited Airlines
Thu 4/245:15 amHRL - SEA
2 stops12h 43mUnited Airlines
Deal found 3/26$342
This American Airlines deal was found by Cheapflights users on 3/28. 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.
Thu 4/1012:59 amSEA - HRL
1 stop6h 52mAmerican Airlines
Sun 4/207:54 pmHRL - SEA
1 stop15h 35mAmerican Airlines
Deal found 3/28$571
This Southwest deal was found by Cheapflights users on 3/28. 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.
Fri 4/49:40 amSEA - HRL
2 stops11h 15mSouthwest
Mon 4/75:45 pmHRL - SEA
2 stops8h 45mSouthwest
Deal found 3/28$717
This Mytrip deal was found by Cheapflights users on 3/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/48:04 pmSEA - HRL
3 stops37h 16mMultiple Airlines
Mon 4/710:19 amHRL - SEA
3 stops24h 24mMultiple Airlines
Deal found 3/28$1,012

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 March 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

SeattleHarlingen

SEA - HRL

SEAHRL

Seattle/Tacoma Intl

Wed 4/16

7:15 am-4:48 pm

1 stop7h 33m

Harlingen Valley Intl

Thu 4/24

2:41 pm-11:24 pm

1 stop10h 43m

$247

PortlandHarlingen

PDX - HRL

PDXHRL

Portland

Thu 4/17

11:59 pm-9:51 am

1 stop7h 52m

Harlingen Valley Intl

Tue 4/22

4:32 pm-9:33 pm

1 stop7h 01m

$315

PortlandHarlingen

PDX - HRL

PDXHRL

Portland

Wed 4/16

2:25 pm-11:14 pm

1 stop6h 49m

Harlingen Valley Intl

Tue 4/22

2:05 pm-12:30 am

2 stops12h 25m

$326

SeattleHarlingen

SEA - HRL

SEAHRL

Seattle/Tacoma Intl

Wed 4/16

2:12 pm-11:14 pm

1 stop7h 02m

Harlingen Valley Intl

Thu 4/24

5:15 am-3:58 pm

2 stops12h 43m

$342

SeattleHarlingen

SEA - HRL

SEAHRL

Seattle/Tacoma Intl

Thu 4/10

12:59 am-9:51 am

1 stop6h 52m

Harlingen Valley Intl

Sun 4/20

7:54 pm-9:29 am

1 stop15h 35m

$571

SeattleHarlingen

SEA - HRL

SEAHRL

Seattle/Tacoma Intl

Thu 4/24

12:59 am-9:51 am

1 stop6h 52m

$129

SeattleHarlingen

SEA - HRL

SEAHRL

Seattle/Tacoma Intl

Fri 4/25

5:35 am-4:45 pm

2 stops9h 10m

$195

SeattleHarlingen

SEA - HRL

SEAHRL

Seattle/Tacoma Intl

Fri 4/25

8:56 pm-9:51 am

3 stops34h 55m

$242

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

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, April is the cheapest month in which you can book a flight from State of Washington to Harlingen, Texas (average of $267). Flying from State of Washington to Harlingen, Texas in July is currently the most expensive (average of $416). 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 WA to HRL?

Find hourly flight availability from Washington to Harlingen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

When flying from State of Washington to Harlingen, Texas, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Harlingen by month

Plan your trip to Harlingen by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Harlingen, Texas ranges from 1.1 - 5.2 inches per month. September is typically the wettest month, when rainfall can reach 5.2 in. January is typically the driest time to visit Harlingen, Texas when rainfall is around 1.1 in.

Temperature in Harlingen by month

Plan your trip to Harlingen by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Harlingen, Texas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 60.8 F).

Reviews of airlines servicing Harlingen

Get insights into the airlines that provide service to Harlingen. 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 Harlingen. Reviews last updated March 28, 2025.
Read through reviews of airlines operating flights from Washington to Harlingen, such as Southwest, Delta and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,274 reviews

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

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
8.1
Very good
4,274 reviews
Southwest
8.1
Very good
4,274 reviews

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

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.
Delta
8.0
Very good
7,897 reviews
Southwest
8.1
Very good
4,274 reviews

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

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.
United Airlines
7.4
Good
8,603 reviews
Southwest
8.1
Very good
4,274 reviews

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

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.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,274 reviews

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

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 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.

  • 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, April is the cheapest month in which you can book a flight from State of Washington to Harlingen, Texas (average of $267). Flying from State of Washington to Harlingen, Texas in July is currently the most expensive (average of $416). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Washington to Harlingen

See prices for flight routes from nearby airports that may be better suited for you.
LaGuardia to Dallas/Fort Worth flights
Newark to Dallas/Fort Worth flights
John F Kennedy Intl to Dallas/Fort Worth flights
Dulles Intl to Dallas/Fort Worth flights
Newark to Hobby flights
O'Hare Intl to Dallas/Fort Worth flights
Baltimore to Dallas/Fort Worth flights
John F Kennedy Intl to Austin flights
Los Angeles to Hobby flights
LaGuardia to Hobby flights
Los Angeles to Dallas/Fort Worth flights
Seattle to Dallas/Fort Worth flights
Newark to George Bush Intcntl flights
Dulles Intl to Hobby flights
Newark to Austin flights
John F Kennedy Intl to Hobby flights
Baltimore to Hobby flights
Boston to Dallas/Fort Worth flights
Reagan-National to Hobby flights
Minneapolis to Dallas/Fort Worth flights
Reagan-National to Dallas/Fort Worth flights
Los Angeles to George Bush Intcntl flights
San Francisco to Dallas/Fort Worth flights
John F Kennedy Intl to George Bush Intcntl flights
Dulles Intl to George Bush Intcntl flights
Seattle to Hobby flights
Denver to Dallas/Fort Worth flights
LaGuardia to Austin flights
Burbank to Dallas/Fort Worth flights
Los Angeles to Austin flights
LaGuardia to George Bush Intcntl flights
Baltimore to George Bush Intcntl flights
Atlanta to Hobby flights
Ontario to Hobby flights
Atlanta to Dallas/Fort Worth flights
Denver to Hobby flights
Boston to Austin flights
Midway to Dallas/Fort Worth flights
Philadelphia to Dallas/Fort Worth flights
Dulles Intl to Austin flights
Seattle to George Bush Intcntl flights
Orlando to Dallas/Fort Worth flights
Seattle to Austin flights
Ontario to George Bush Intcntl flights
Fort Lauderdale to Dallas/Fort Worth flights
Boston to Hobby flights
LaGuardia to Love Field flights
Ontario to Dallas/Fort Worth flights
Charlotte to Hobby flights
San Francisco to Hobby flights

Top 3 airlines flying from Washington to Harlingen

Discover the top 3 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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$225Average$418FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$278Average$735FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$327Average$413FlexibilityNo cancel feeOn-time63%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.