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Cheap flights from Seattle to Harlingen (SEA - HRL) from $218

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 7/17. 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. 27 — jun. 31
From?
To?
lun. 5/27
lun. 6/3
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 mayo 22, 2024.

Popular in

July

Cheapest in

October

Round-trip from

$267

One-way from

$218
High demand for flights, 30% potential price rise
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Best time to find cheap flights, 27% potential price drop
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From Seattle/Tacoma Intl to Harlingen Valley Intl
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One-way flight 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 $578 per person but you can even find prices for as low as $395. The most expensive prices can be found in the month of July. Opting for a October flight can save you 42% 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 2,730,072 searches. Data last updated mayo 22, 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.
lun. 8/1212:18 amSEA - HRL
1 stop9h 18mAmerican Airlines
vie. 8/2310:03 amHRL - SEA
1 stop9h 02mAmerican Airlines
Deal found 5/21$311
mié. 8/1411:13 amSEA - HRL
2 stops10h 46mAmerican Airlines
sáb. 8/2410:03 amHRL - SEA
1 stop9h 02mAmerican Airlines
Deal found 5/21$316
mar. 8/137:20 amSEA - HRL
1 stop10h 16mAmerican Airlines
vie. 8/238:06 pmHRL - SEA
1 stop6h 43mAmerican Airlines
Deal found 5/21$401
lun. 8/125:29 amSEA - HRL
1 stop12h 07mAmerican Airlines
jue. 8/228:06 pmHRL - SEA
1 stop6h 43mAmerican Airlines
Deal found 5/21$452
mié. 7/311:15 amSEA - HRL
2 stops10h 43mAmerican Airlines
mar. 7/97:45 pmHRL - SEA
1 stop6h 58mAmerican Airlines
Deal found 5/21$551
mar. 7/21:14 amSEA - HRL
1 stop16h 27mAmerican Airlines
mar. 7/97:45 pmHRL - SEA
1 stop6h 58mAmerican Airlines
Deal found 5/21$622
mar. 7/212:20 amSEA - HRL
1 stop17h 21mAmerican Airlines
lun. 7/812:05 pmHRL - SEA
1 stop14h 38mAmerican Airlines
Deal found 5/21$707
mar. 7/21:14 amSEA - HRL
1 stop8h 20mAmerican Airlines
mar. 7/910:04 amHRL - SEA
2 stops13h 54mAmerican Airlines
Deal found 5/21$811
vie. 8/912:18 amSEA - HRL
1 stop7h 15mAmerican Airlines
jue. 8/224:14 pmHRL - SEA
1 stop7h 26mAmerican Airlines
Deal found 5/21$1,826

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 2,730,072 searches. Data last updated mayo 22, 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.
mar. 8/1311:59 pmSEA - HRL
1 stop8h 50mUnited Airlines
mié. 8/215:20 pmHRL - SEA
1 stop7h 33mUnited Airlines
Deal found 5/21$381
jue. 8/155:00 amSEA - HRL
1 stop8h 55mUnited Airlines
dom. 8/255:20 pmHRL - SEA
1 stop7h 33mUnited Airlines
Deal found 5/21$421
mar. 8/136:45 amSEA - HRL
2 stops14h 30mUnited Airlines
mar. 8/205:05 amHRL - SEA
1 stop9h 14mUnited Airlines
Deal found 5/21$431
vie. 8/164:30 pmSEA - HRL
2 stops16h 19mUnited Airlines
mar. 8/2011:35 amHRL - SEA
1 stop9h 52mUnited Airlines
Deal found 5/21$441
jue. 8/155:10 amSEA - HRL
2 stops12h 11mUnited Airlines
mié. 8/215:20 pmHRL - SEA
1 stop7h 33mUnited Airlines
Deal found 5/21$450
mar. 8/136:45 amSEA - HRL
2 stops14h 30mUnited Airlines
lun. 8/267:27 amHRL - SEA
1 stop6h 52mUnited Airlines
Deal found 5/21$451
vie. 8/164:30 pmSEA - HRL
2 stops16h 19mUnited Airlines
vie. 8/235:20 pmHRL - SEA
1 stop7h 33mUnited Airlines
Deal found 5/21$461
jue. 8/155:10 amSEA - HRL
2 stops12h 11mUnited Airlines
dom. 8/255:20 pmHRL - SEA
1 stop7h 33mUnited Airlines
Deal found 5/21$470
lun. 8/125:00 amSEA - HRL
1 stop8h 55mUnited Airlines
mié. 8/215:05 amHRL - SEA
1 stop9h 14mUnited Airlines
Deal found 5/21$471

Cheap Seattle to Harlingen flights in May & June 2024

Find cheap flight options from Seattle to Harlingen specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,730,072 searches. Prices were last updated on mayo 22, 2024.
Listed are some of the best fares we've found on flights departing from Seattle to Harlingen in 2024. Check back in a little while for more flight options.
mié. 5/2211:59 pmSEA - HRL
1 stop8h 56mUnited Airlines
lun. 5/275:05 amHRL - SEA
1 stop6h 54mUnited Airlines
Deal found 5/22$932
mié. 5/2210:07 amSEA - HRL
1 stop7h 11mAmerican Airlines
lun. 5/2712:22 pmHRL - SEA
2 stops12h 43mAmerican Airlines
Deal found 5/22$997
mié. 5/2211:59 pmSEA - HRL
2 stops11h 48mAmerican Airlines
lun. 5/2710:25 amHRL - SEA
2 stops14h 40mAmerican Airlines
Deal found 5/22$1,002
mié. 5/227:10 pmSEA - HRL
2 stops13h 45mUnited Airlines
lun. 5/275:05 amHRL - SEA
3 stops21h 41mUnited Airlines
Deal found 5/22$1,118
mié. 5/221:10 pmSEA - HRL
3 stops31h 42mUnited Airlines
lun. 5/275:05 amHRL - SEA
3 stops21h 41mUnited Airlines
Deal found 5/22$1,141

Seattle to Harlingen 2024 flight deals

Discover exclusive flight deals for travel between Seattle and Harlingen in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,730,072 searches. Data last updated mayo 22, 2024.
Listed are some of the best fares we've found on flights departing from Seattle to Harlingen in 2024. Check back in a little while for more flight options.
mar. 8/271:14 amSEA - HRL
1 stop8h 22mAmerican Airlines
mar. 9/172:13 pmHRL - SEA
1 stop9h 00mAmerican Airlines
Deal found 5/21$256
mar. 8/2712:18 amSEA - HRL
1 stop7h 15mAmerican Airlines
mar. 9/174:30 pmHRL - SEA
2 stops9h 29mAmerican Airlines
Deal found 5/21$261
lun. 8/2612:18 amSEA - HRL
1 stop9h 18mAmerican Airlines
lun. 9/164:30 pmHRL - SEA
1 stop6h 43mAmerican Airlines
Deal found 5/21$276
sáb. 9/75:00 amSEA - HRL
2 stops11h 01mAmerican Airlines
jue. 9/264:30 pmHRL - SEA
1 stop8h 27mAmerican Airlines
Deal found 5/21$301
vie. 9/65:43 amSEA - HRL
1 stop6h 10mAmerican Airlines
mié. 9/256:03 amHRL - SEA
1 stop8h 35mAmerican Airlines
Deal found 5/21$307
lun. 8/1212:18 amSEA - HRL
1 stop9h 18mAmerican Airlines
vie. 8/2310:03 amHRL - SEA
1 stop9h 02mAmerican Airlines
Deal found 5/21$311
vie. 9/65:43 amSEA - HRL
1 stop6h 10mAmerican Airlines
mié. 9/254:30 pmHRL - SEA
2 stops9h 29mAmerican Airlines
Deal found 5/21$312
mié. 8/1411:13 amSEA - HRL
2 stops10h 46mAmerican Airlines
sáb. 8/2410:03 amHRL - SEA
1 stop9h 02mAmerican Airlines
Deal found 5/21$316
mar. 9/175:00 amSEA - HRL
2 stops11h 01mAmerican Airlines
mar. 10/84:30 pmHRL - SEA
2 stops9h 29mAmerican Airlines
Deal found 5/21$317

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 2,730,072 searches. Data last updated mayo 22, 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.
mié. 7/175:00 amSEA - HRL
1 stop8h 55mUnited Airlines
Deal found 5/20$218
mié. 7/176:45 amSEA - HRL
2 stops14h 30mUnited Airlines
Deal found 5/20$348
mié. 7/173:35 pmSEA - HRL
3 stops22h 20mUnited Airlines
Deal found 5/20$416
mar. 7/1612:30 amSEA - HRL
2 stops13h 25mUnited Airlines
Deal found 5/20$418
mar. 7/1612:13 amSEA - HRL
1 stop7h 21mAmerican Airlines
Deal found 5/20$913

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 2,730,072 searches. Data last updated mayo 22, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$311 - $452

Route

Depart

Return

Price

Seattle/Tacoma IntlHarlingen Valley Intl

SEA - HRL

SEAHRL

Seattle/Tacoma Intl

lun. 8/12

1 stop9h 18m

Harlingen Valley Intl

vie. 8/23

1 stop9h 02m

$311

Seattle/Tacoma IntlHarlingen Valley Intl

SEA - HRL

SEAHRL

Seattle/Tacoma Intl

mié. 8/14

2 stops10h 46m

Harlingen Valley Intl

sáb. 8/24

1 stop9h 02m

$316

Seattle/Tacoma IntlHarlingen Valley Intl

SEA - HRL

SEAHRL

Seattle/Tacoma Intl

mar. 8/13

1 stop8h 50m

Harlingen Valley Intl

mié. 8/21

1 stop7h 33m

$381

Seattle/Tacoma IntlHarlingen Valley Intl

SEA - HRL

SEAHRL

Seattle/Tacoma Intl

mar. 8/13

1 stop10h 16m

Harlingen Valley Intl

vie. 8/23

1 stop6h 43m

$401

Seattle/Tacoma IntlHarlingen Valley Intl

SEA - HRL

SEAHRL

Seattle/Tacoma Intl

jue. 8/15

1 stop8h 55m

Harlingen Valley Intl

dom. 8/25

1 stop7h 33m

$421

Seattle/Tacoma IntlHarlingen Valley Intl

SEA - HRL

SEAHRL

Seattle/Tacoma Intl

mar. 8/13

2 stops14h 30m

Harlingen Valley Intl

mar. 8/20

1 stop9h 14m

$431

Seattle/Tacoma IntlHarlingen Valley Intl

SEA - HRL

SEAHRL

Seattle/Tacoma Intl

vie. 8/16

2 stops16h 19m

Harlingen Valley Intl

mar. 8/20

1 stop9h 52m

$441

Seattle/Tacoma IntlHarlingen Valley Intl

SEA - HRL

SEAHRL

Seattle/Tacoma Intl

jue. 8/15

2 stops12h 11m

Harlingen Valley Intl

mié. 8/21

1 stop7h 33m

$450

Seattle/Tacoma IntlHarlingen Valley Intl

SEA - HRL

SEAHRL

Seattle/Tacoma Intl

lun. 8/12

1 stop12h 07m

Harlingen Valley Intl

jue. 8/22

1 stop6h 43m

$452

Flights are sorted by cheapest first

Deals found on 5/21

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 May 19, 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.
Search Deals

Best time to book a flight from Seattle to Harlingen

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

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 mayo 22, 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
10,870 reviews
Check prices

Crew

8.1

Overall

7.4

Comfort

7.2

Food

6.7

Boarding

7.7

Entertainment

7.1

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
10,870 reviews
United Airlines
7.4
Good
10,870 reviews
Check prices

Crew

8.1

Overall

7.4

Comfort

7.2

Food

6.7

Boarding

7.7

Entertainment

7.1

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
14,421 reviews
United Airlines
7.4
Good
10,870 reviews
Check prices

Crew

8.1

Overall

7.4

Comfort

7.2

Food

6.7

Boarding

7.7

Entertainment

7.1

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 $400 on Cheapflights?

    Yes, there are multiple flights from Seattle to Harlingen, Texas for under $400. The cheapest flight booked recently is on American Airlines for just $311, but on average you can expect to pay $458.

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

    Currently priced at $311, 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 $381. American Airlines is 46% 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.

  • How recently were the Seattle to Harlingen, Texas flight deals updated?

    The Seattle to Harlingen, Texas flight deals you see on this page were last updated on 5/21.

  • When is the best time to book a flight from Seattle to Harlingen, Texas?

    Currently, April is the cheapest month in which you can book a flight from Seattle to Harlingen, Texas (average of $267). Flying from Seattle to Harlingen, Texas in June is currently the most expensive (average of $465). 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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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 2,730,072 searches. Data last updated mayo 22, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$294Average$564FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$314Average$572FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
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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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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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