Cheap flights from Seattle to Harlingen (SEA - HRL)

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

The best prices from Seattle to Harlingen are usually found in August or January, booked 60 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

How to find the cheapest flight from
Seattle (SEA) to Harlingen (HRL)

All the information you need to plan the best SEA to HRL flight in 2021: compare Seattle to Harlingen flight prices with the expected peak season, weather and rainfall in Harlingen.
SEA - HRL
Price
$77 - $443
HRL
Temperature
73.4 - 95 °F
HRL
Rainfall
0.9 - 5.4 inches

Popular in

December

High demand for flights, 28% potential price rise

Cheapest in

August

Best time to find cheap flights, 76% potential price drop

Average price

$335

Average for round-trip flights in May 2021

Round-trip from

$77

From Seattle to Harlingen

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Seattle to Harlingen?

Saturday flights are generally found to be more expensive for flights from Seattle to Harlingen. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Harlingen.

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

March can be a great time to fly to Harlingen from Seattle with a flight ticket averaging about $286. Cheapflights users have found deals in the month of March for as cheap as $128. The most expensive prices can be found in the month of June.

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

One of the essential ways to save on airfare from Seattle to Harlingen is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 39% on airfare.

Cheap flights from Seattle to Harlingen in May, June 2021

The best prices found for SEA to HRL flights for May, June
3 Jun - 8 Jun
$171pp
SEA
Seattle/Tacoma Intl
American Airlines
 
1 STOP
HRL
Harlingen Valley Intl
HRL
Harlingen Valley Intl
American Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
5 Jun - 7 Jun
$175pp
SEA
Seattle/Tacoma Intl
American Airlines
   
2 STOPS
HRL
Harlingen Valley Intl
HRL
Harlingen Valley Intl
American Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
3 Jun - 8 Jun
$191pp
SEA
Seattle/Tacoma Intl
American Airlines
 
1 STOP
HRL
Harlingen Valley Intl
HRL
Harlingen Valley Intl
American Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl

Seattle to Harlingen 2021 flight deals

Cheap flights to Harlingen from Seattle found for this year
3 Jun - 8 Jun
$171pp
SEA
Seattle/Tacoma Intl
American Airlines
 
1 STOP
HRL
Harlingen Valley Intl
HRL
Harlingen Valley Intl
American Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
5 Jun - 7 Jun
$175pp
SEA
Seattle/Tacoma Intl
American Airlines
   
2 STOPS
HRL
Harlingen Valley Intl
HRL
Harlingen Valley Intl
American Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
3 Jun - 8 Jun
$191pp
SEA
Seattle/Tacoma Intl
American Airlines
 
1 STOP
HRL
Harlingen Valley Intl
HRL
Harlingen Valley Intl
American Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl

One-way flights to Harlingen from Seattle

The cheapest one-way flights from Seattle to Harlingen
3:00 am - 12:02 pm
United Airlines
1 Stop
7h 02m
SEA - HRL
United Airlines
$106
United
4:11 pm - 12:22 pm
Frontier
1 Stop
18h 11m
SEA - HRL
Frontier
$161
JustFly
8:44 pm - 3:10 pm
American Airlines
2 Stops
16h 26m
SEA - HRL
American Airlines

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Seattle</span> to <span class="emphasized">Harlingen</span> flights.

Flight FAQs

From Seattle to Harlingen

Are flight prices decreasing from Seattle to Harlingen due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Seattle and Harlingen for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Which airlines flying from Seattle/Tacoma Intl to Harlingen Valley Intl have flexible cancellations due to COVID-19?

Some of our airline partners flying from Seattle/Tacoma Intl to Harlingen Valley Intl have new flexible policies in place due to COVID-19. United Airlines, American Airlines, and Frontier are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like United Airlines with this kind of flexibility.

Can I find flights from Seattle to Harlingen for under $200 on Cheapflights?

Yes, there are multiple flights from Seattle to Harlingen for under $200. The cheapest flight booked recently is on American Airlines for just $171, but on average you can expect to pay $256.

Are there nonstop flights from Seattle to Harlingen for under $200 on Cheapflights?

There are no nonstop flights from Seattle to Harlingen, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

How popular is this flight route?

Within the past month, 13 users have taken a look at flights from Seattle/Tacoma Intl to Harlingen Valley Intl.

Does it rain more in Seattle or Harlingen?

In Seattle, there will be same rainfall in Seattle compared to Harlingen over the next 17 days.

Is Seattle weather warmer or cooler than Harlingen?

With an average temperature of 95 °F, peak weather can be found in August. As a traveler, expect to see changes in flight prices during that period. The temperatures in Harlingen are hotter than in Seattle.

How long is the flight from Seattle to Harlingen?

Departing from Seattle to Harlingen will take you 7h 01m. Both multi-stop and nonstop flights can be found to your destination and back.

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

Cheapflights users have booked flights from Seattle to Harlingen round-trip from $171. Another airline that can offer you cheap pricing is United Airlines. American Airlines is currently priced 46% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Seattle to Harlingen one-way?

To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $96. United Airlines flights start at $106 while deals on Frontier start at $161 one-way.

Alternative routes for Seattle to Harlingen

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Harlingen

Things to know before you go - useful duration and weather info for your trip from Seattle to Harlingen.
Average temperature for May in Harlingen
89.6 °F
Avg rainfall for May in Harlingen
1.9 ″

Airports servicing Seattle

Airports servicing Harlingen

Top 3 airlines flying from Seattle to Harlingen

The chart below displays the airlines Cheapflights users traveling from Seattle to Harlingen choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$78 $191 No cancel fee 62%
United Airlines
$168 $374 No cancel fee 69%
American Airlines
$157 $409 No cancel fee 71%
Home North America USA Texas Harlingen Cheap flights from Seattle to Harlingen