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$205+ Cheap flights from South Padre Island, TX to Seattle (SEA)

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 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
MFE — SEA
Apr 27 — May 41
Mon 4/27
Mon 5/4
1 adult, Economy
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Cheap flight deals from South Padre Island to Seattle

Cheapest flights from South Padre Island to Seattle
Explore the most affordable flight options available from South Padre Island to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2026.

This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/276:43 pm
BRO
-
SEA
1 stop7h 32m
American Airlines
Tue 9/111:30 pm
SEA
-
BRO
1 stop8h 35m
American Airlines
Deal found 3/26$389
This American Airlines deal was found by Cheapflights users on 3/24. 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 12/227:48 pm
BRO
-
SEA
1 stop7h 06m
American Airlines
Thu 12/315:23 am
SEA
-
BRO
1 stop7h 10m
American Airlines
Deal found 3/24$390
This United Airlines 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:15 am
BRO
-
SEA
2 stops10h 33m
United Airlines
Tue 9/16:29 am
SEA
-
BRO
2 stops10h 04m
United Airlines
Deal found 3/26$455
This Alaska Airlines deal was found by Cheapflights users on 3/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/610:42 am
BRO
-
SEA
2 stops13h 03m
Alaska Airlines
Sat 5/910:57 pm
SEA
-
BRO
1 stop9h 17m
Alaska Airlines
Deal found 3/23$474
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:15 am
BRO
-
SEA
1 stop9h 27m
United Airlines
Mon 9/2811:59 pm
SEA
-
BRO
1 stop9h 23m
United Airlines
Deal found 3/27$499
This American Airlines deal was found by Cheapflights users on 3/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/26:42 pm
BRO
-
SEA
1 stop8h 15m
American Airlines
Tue 8/117:40 am
SEA
-
BRO
1 stop8h 33m
American Airlines
Deal found 3/25$503
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/219:20 am
BRO
-
SEA
1 stop7h 22m
United Airlines
Thu 10/15:07 am
SEA
-
BRO
2 stops8h 31m
United Airlines
Deal found 3/27$504
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/12:47 pm
BRO
-
SEA
1 stop9h 45m
American Airlines
Tue 6/95:10 am
SEA
-
BRO
1 stop7h 07m
American Airlines
Deal found 3/26$513
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.
Sat 9/266:00 am
BRO
-
SEA
2 stops9h 23m
American Airlines
Sat 10/35:05 am
SEA
-
BRO
1 stop7h 11m
American Airlines
Deal found 3/27$514

Find flight deals from South Padre Island to Seattle

Keep the following information in mind while searching for South Padre Island to Seattle flight deals. Data was last updated March 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$389
(United Airlines)

One-way from

$205
(American Airlines)

Popular in

May

Cheapest in

September

Average price

$500
Provider with most accurate pricing for Brownsville South Padre Is. Intl-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Brownsville South Padre Is. Intl-Seattle/Tacoma Intl flights.
Search Deals
From South Padre Island to Seattle/Tacoma Intl
Search Deals
One-way flight from South Padre Island to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($75 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from South Padre Island to Seattle 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, 2026.
Use the filters below to find and compare flights from South Padre Island to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

Wed 4/22

9:15 am-6:00 pm

2 stops10h 45m

Seattle/Tacoma Intl

Sun 5/10

5:05 am-6:28 pm

2 stops11h 23m

$449

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

Wed 5/6

10:42 am-9:45 pm

2 stops13h 03m

Seattle/Tacoma Intl

Sat 5/9

10:57 pm-10:14 am

1 stop9h 17m

$474
Quickest round-trip

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

Wed 5/6

5:17 pm-10:52 pm

1 stop7h 35m

Seattle/Tacoma Intl

Sat 5/9

11:59 pm-11:27 am

1 stop9h 28m

$499
Cheapest one-way
Quickest one-way

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

Mon 4/20

7:41 pm-12:44 am

1 stop7h 03m

$205

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

Tue 4/21

5:25 pm-11:12 pm

1 stop7h 47m

$205

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

Sat 4/4

5:25 pm-11:12 pm

1 stop7h 47m

$290

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

Fri 4/3

12:00 pm-10:33 pm

2 stops12h 33m

$295

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

Wed 4/8

7:15 am-4:04 pm

2 stops10h 49m

$350

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

Tue 4/14

9:15 am-11:27 pm

3 stops16h 12m

$390

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

Fri 4/17

9:15 am-11:30 pm

3 stops16h 15m

$667

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Best time to book a flight from South Padre Island to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from South Padre Island 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 South Padre Island to Seattle

What is the cheapest month to book a flight from South Padre Island to Seattle?

Currently, December is the cheapest month in which you can book a flight from South Padre Island to Seattle (average of $149). Flying from South Padre Island to Seattle in July is currently the most expensive (average of $307). 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.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated March 28, 2026.
Read reviews from past customers who have flown United Airlines and American Airlines from South Padre Island to Seattle. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,499 reviews

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,499 reviews
United Airlines
7.4
Good
9,499 reviews

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.1
Good
11,520 reviews
United Airlines
7.4
Good
9,499 reviews

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from South Padre Island to Seattle. 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 Seattle from South Padre Island?

    Seattle/Tacoma Intl (SEA) is the airport you will fly into if you book a flight from South Padre Island to Seattle. You should not have trouble finding flights to Seattle/Tacoma Intl from South Padre Island; the airport handles an average of 0 inbound flights from South Padre Island per day. You should also have plenty of airline options to choose from since 4 airlines have flights to the Seattle airport from South Padre Island. It is only a 11.4 mi journey from Seattle/Tacoma Intl (SEA) to Seattle’s city center.

  • How long is the flight from South Padre Island to Seattle?

    There are many flights that can get you from South Padre Island to Seattle in 10h 45m. Fly via United Airlines or Alaska Airlines to get the fastest option. Airlines will cover a distance of 2010 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from South Padre Island to Seattle that include hotel bookings?

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

  • How can I find direct flights from South Padre Island to Seattle?

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

  • Can I find deals for business class flights from South Padre Island to Seattle?

    Yes. Cheapflights offers flight deals from South Padre Island to Seattle 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 South Padre Island to Seattle?

    Currently, December is the cheapest month in which you can book a flight from South Padre Island to Seattle (average of $149). Flying from South Padre Island to Seattle in July is currently the most expensive (average of $307). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tacoma
Ocean Shores
Olympia
Kent
Lynnwood
Edmonds
Lacey
Renton
Puyallup
Kirkland
Snoqualmie
Ellensburg
Tukwila
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Leavenworth
Issaquah
Aberdeen
Shoreline

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Top 4 airlines flying from South Padre Island to Seattle

Discover the top 4 airlines that operate flights from South Padre Island to Seattle. 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, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$196Average$412FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$222Average$603FlexibilityNo cancel feeOn-time63%
DeltaCheapest$242Average$319FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$250Average$467FlexibilityNo cancel feeOn-time69%

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