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Cheap flights from Seattle to Harlingen (SEA - HRL) from $293

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 6/20. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SEA — HRL
May 7 — May 141
From?
To?
Tue 5/7
Tue 5/14
1 adult, Economy
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Cheap flight deals from Seattle to Harlingen

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Harlingen (HRL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 2, 2024.

Popular in

July

Cheapest in

October

Average price

$616

Round-trip from

$266
High demand for flights, 32% potential price rise
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Best time to find cheap flights, 31% potential price drop
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Average for round-trip flights in May 2024
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From Seattle/Tacoma Intl to Harlingen Valley Intl
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What is the cheapest day to fly round-trip from Seattle to Harlingen, Texas?

Flying to your destination on a Sunday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Harlingen, Texas. Check prices with Cheapflights to find a great deal for your trip.

What is the cheapest month to fly from Seattle to Harlingen, Texas?

October is one of the best times of the year to fly to Harlingen, Texas from Seattle. Prices for October average $594 per person but you can even find prices for as low as $394. The most expensive prices can be found in the month of July. Opting for a October flight can save you 47% on your journey compared to booking in July

When is the cheapest time to fly from Seattle to Harlingen, Texas (SEA - HRL)?

It’s typically best to fly out from Seattle to Harlingen, Texas at noon. Doing so could potentially save you 42% on the flight price compared to flying in the afternoon, which is usually more expensive.

Cheap American Airlines flights from Seattle to Harlingen

Explore cheap flight options specifically provided by American Airlines for the route between Seattle and Harlingen. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,899,487 searches. Data last updated May 2, 2024.
Consider these cheap American Airlines flights we've found departing from Seattle to Harlingen. Be sure to come back soon if the deals available don't appeal to you at this time.
Wed 10/1611:59 pmSEA - HRL
1 stop7h 59mAmerican Airlines
Sun 10/206:13 pmHRL - SEA
1 stop17h 11mAmerican Airlines
Deal found 5/2$518
Tue 5/281:15 amSEA - HRL
1 stop8h 35mAmerican Airlines
Mon 6/38:05 pmHRL - SEA
1 stop16h 44mAmerican Airlines
Deal found 5/1$536
Thu 10/175:43 amSEA - HRL
1 stop8h 16mAmerican Airlines
Sun 10/206:13 pmHRL - SEA
1 stop17h 11mAmerican Airlines
Deal found 5/2$581
Wed 10/165:00 amSEA - HRL
2 stops11h 01mAmerican Airlines
Sun 10/206:13 pmHRL - SEA
1 stop17h 11mAmerican Airlines
Deal found 5/2$586
Wed 5/295:00 amSEA - HRL
2 stops12h 18mAmerican Airlines
Mon 6/38:05 pmHRL - SEA
1 stop16h 44mAmerican Airlines
Deal found 5/1$636
Tue 5/281:15 amSEA - HRL
1 stop8h 35mAmerican Airlines
Mon 6/310:25 amHRL - SEA
2 stops12h 25mAmerican Airlines
Deal found 5/1$886
Thu 10/179:00 amSEA - HRL
2 stops12h 53mAmerican Airlines
Sun 10/202:13 pmHRL - SEA
2 stops11h 46mAmerican Airlines
Deal found 5/2$896

Cheap United Airlines flights from Seattle to Harlingen

Explore cheap flight options specifically provided by United Airlines for the route between Seattle and Harlingen. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,899,487 searches. Data last updated May 2, 2024.
Some of the best deals we've found on United Airlines flights traveling from Seattle to Harlingen. Check back soon if you're not seeing flights that suit your needs.
Wed 5/2911:50 pmSEA - HRL
1 stop9h 05mUnited Airlines
Mon 6/35:15 pmHRL - SEA
3 stops19h 25mUnited Airlines
Deal found 5/1$710
Wed 5/2911:05 amSEA - HRL
2 stops9h 47mUnited Airlines
Mon 6/35:15 pmHRL - SEA
3 stops19h 25mUnited Airlines
Deal found 5/1$715
Thu 10/176:45 amSEA - HRL
2 stops14h 30mUnited Airlines
Sun 10/205:16 pmHRL - SEA
1 stop7h 31mUnited Airlines
Deal found 5/2$734
Wed 10/168:38 amSEA - HRL
2 stops12h 37mUnited Airlines
Sun 10/207:27 amHRL - SEA
2 stops16h 55mUnited Airlines
Deal found 5/2$817

One-way flights to Harlingen from Seattle

Search for one-way flight options from Seattle to Harlingen. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,899,487 searches. Data last updated May 2, 2024.
Users in need of a one-way flight from Seattle to Harlingen can choose from these deals. Those needing a return flight from Seattle to Harlingen can use the search form above.
Thu 6/201:14 amSEA - HRL
1 stop8h 22mAmerican Airlines
Deal found 5/1$293
Fri 6/215:55 pmSEA - HRL
1 stop15h 56mAmerican Airlines
Deal found 5/1$318
Fri 6/2110:52 pmSEA - HRL
2 stops10h 59mAmerican Airlines
Deal found 5/1$388
Thu 6/2012:25 amSEA - HRL
2 stops20h 27mUnited Airlines
Deal found 5/1$507
Fri 6/214:25 pmSEA - HRL
3 stops16h 30mUnited Airlines
Deal found 5/1$997

Find flights from Seattle to Harlingen within your budget

Customize your flight search to find flights from Seattle 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 2,899,487 searches. Data last updated May 2, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$518 - $817

Route

Depart

Return

Price

Seattle/Tacoma IntlHarlingen Valley Intl

SEA - HRL

SEAHRL

Seattle/Tacoma Intl

Wed 10/16

1 stop7h 59m

Harlingen Valley Intl

Sun 10/20

1 stop17h 11m

$518

Seattle/Tacoma IntlHarlingen Valley Intl

SEA - HRL

SEAHRL

Seattle/Tacoma Intl

Tue 5/28

1 stop8h 35m

Harlingen Valley Intl

Mon 6/3

1 stop16h 44m

$536

Seattle/Tacoma IntlHarlingen Valley Intl

SEA - HRL

SEAHRL

Seattle/Tacoma Intl

Thu 10/17

1 stop8h 16m

Harlingen Valley Intl

Sun 10/20

1 stop17h 11m

$581

Seattle/Tacoma IntlHarlingen Valley Intl

SEA - HRL

SEAHRL

Seattle/Tacoma Intl

Wed 10/16

2 stops11h 01m

Harlingen Valley Intl

Sun 10/20

1 stop17h 11m

$586

Seattle/Tacoma IntlHarlingen Valley Intl

SEA - HRL

SEAHRL

Seattle/Tacoma Intl

Wed 5/29

2 stops12h 18m

Harlingen Valley Intl

Mon 6/3

1 stop16h 44m

$636

Seattle/Tacoma IntlHarlingen Valley Intl

SEA - HRL

SEAHRL

Seattle/Tacoma Intl

Wed 5/29

1 stop9h 05m

Harlingen Valley Intl

Mon 6/3

3 stops19h 25m

$710

Seattle/Tacoma IntlHarlingen Valley Intl

SEA - HRL

SEAHRL

Seattle/Tacoma Intl

Wed 5/29

2 stops9h 47m

Harlingen Valley Intl

Mon 6/3

3 stops19h 25m

$715

Seattle/Tacoma IntlHarlingen Valley Intl

SEA - HRL

SEAHRL

Seattle/Tacoma Intl

Thu 10/17

2 stops14h 30m

Harlingen Valley Intl

Sun 10/20

1 stop7h 31m

$734

Seattle/Tacoma IntlHarlingen Valley Intl

SEA - HRL

SEAHRL

Seattle/Tacoma Intl

Wed 10/16

2 stops12h 37m

Harlingen Valley Intl

Sun 10/20

2 stops16h 55m

$817

Flights are sorted by cheapest first

Deals found on 5/2

When is the cheapest time to fly from Seattle to Harlingen, Texas?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Harlingen. Price data was last updated on April 28, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Seattle to Harlingen, Texas flight should consider departing on Wednesday mornings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
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Average price of flights to Harlingen by month

Plan your trip from Seattle to Harlingen by taking into account the cheapest months to travel. The average price of a one-way flight from Seattle to Harlingen is currently $501 while a round-trip flight costs $648. Price data was last updated on April 28, 2024.

Currently, April is the cheapest month in which you can book a flight from Seattle to Harlingen, Texas (average of $266). Flying from Seattle to Harlingen, Texas in July is currently the most expensive (average of $474). 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.

January

$276

February

$304

March

$366

April

$266

May

$386

June

$473

July

$474

August

$360

September

$361

October

$366

November

$383

December

$341

Temperature and rainfall in Harlingen by month

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

HRL

Temperature

60.8 - 84.2 °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 May 2, 2024.
To help decide which airline to fly from Seattle to Harlingen, see what other customers have to say about American Airlines and United Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
11,143 reviews
Check prices

Comfort

7.2

Overall

7.4

Crew

8.1

Entertainment

7.1

Food

6.7

Boarding

7.7

Reviews

1 / 10

For those who have to struggle to meet a connecting flight, ✈️ it would be helpful if a U. A. person was meeting those people at an American stopover to assist those passengers thru the back ups with U.S. customs and going thru to meet their next flight!

United Airlines
7.4
Good
11,143 reviews
United Airlines
7.4
Good
11,143 reviews
Check prices

Comfort

7.2

Overall

7.4

Crew

8.1

Entertainment

7.1

Food

6.7

Boarding

7.7

Reviews

1 / 10

For those who have to struggle to meet a connecting flight, ✈️ it would be helpful if a U. A. person was meeting those people at an American stopover to assist those passengers thru the back ups with U.S. customs and going thru to meet their next flight!

American Airlines
7.3
Good
14,767 reviews
United Airlines
7.4
Good
11,143 reviews
Check prices

Comfort

7.2

Overall

7.4

Crew

8.1

Entertainment

7.1

Food

6.7

Boarding

7.7

Reviews

1 / 10

For those who have to struggle to meet a connecting flight, ✈️ it would be helpful if a U. A. person was meeting those people at an American stopover to assist those passengers thru the back ups with U.S. customs and going thru to meet their next flight!

Related info for your journey

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

  • Can I find flights from Seattle to Harlingen, Texas for under $600 on Cheapflights?

    Yes, there are multiple flights from Seattle to Harlingen, Texas for under $600. The cheapest flight booked recently is on American Airlines for just $518, but on average you can expect to pay $692.

  • What are the cheapest airlines flying from Seattle to Harlingen, Texas round-trip?

    Currently priced at $518, American Airlines will fly you from Seattle to Harlingen, Texas and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on United Airlines for as low as $710. American Airlines is 12% cheaper than the average price of flights available within the next 90 days to this destination.

  • What does SEA to HRL mean?

    SEA and HRL are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. SEA to HRL refers to a flight route from Seattle/Tacoma Intl Airport to Harlingen Valley Intl Airport.

  • Can I find deals for flights from Seattle to Harlingen that include extra baggage allowance?

    The amount of baggage you can bring on your Seattle to Harlingen flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Seattle to Harlingen with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to Harlingen flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle 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.

  • Can I find deals for flights from Seattle to Harlingen that allow pets onboard?

    Many airlines flying from Seattle to Harlingen offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Seattle to Harlingen?

    Yes, you can often find last-minute deals on Seattle to Harlingen flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

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Top 2 airlines flying from Seattle to Harlingen

Discover the top 2 airlines that operate flights from Seattle 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 2,899,487 searches. Data last updated May 2, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$294Average$564FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$315Average$574FlexibilityNo cancel feeOn-time71%
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Search flights from Seattle to Harlingen by cabin class

Find flights from Seattle to Harlingen, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Prem Econ Class
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seattle to Harlingen?

Deals for Seattle to Harlingen flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Harlingen?

Cheapflights simply makes it quick and affordable to book flights from Seattle to Harlingen by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Seattle to Harlingen with no change fees?

Yes, we can. To see specific flights from Seattle to Harlingen with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Seattle to Harlingen become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Harlingen from Seattle today and book when prices fit your budget.

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