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$329+ Cheap flights from South Padre Island, TX to Seattle (SEA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
MFE — SEA
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
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 February 3, 2026.

This United Airlines deal was found by Cheapflights users on 2/1. 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.
Tue 3/35:14 pm
BRO
-
SEA
1 stop7h 46m
United Airlines
Tue 3/1011:59 pm
SEA
-
BRO
1 stop9h 35m
United Airlines
Deal found 2/1$329
This American Airlines deal was found by Cheapflights users on 2/1. 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 3/98:05 pm
BRO
-
SEA
1 stop6h 50m
American Airlines
Tue 3/105:30 am
SEA
-
BRO
1 stop6h 57m
American Airlines
Deal found 2/1$349
This American Airlines deal was found by Cheapflights users on 2/1. 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 3/32:58 pm
BRO
-
SEA
1 stop8h 26m
American Airlines
Tue 3/106:44 am
SEA
-
BRO
1 stop9h 30m
American Airlines
Deal found 2/1$410
This Alaska Airlines deal was found by Cheapflights users on 2/1. 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 3/42:58 pm
BRO
-
SEA
1 stop9h 03m
Alaska Airlines
Tue 3/1010:51 pm
SEA
-
BRO
1 stop9h 26m
Alaska Airlines
Deal found 2/1$429
This American Airlines deal was found by Cheapflights users on 2/1. 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.
Wed 3/45:40 am
BRO
-
SEA
1 stop7h 15m
American Airlines
Tue 3/107:24 pm
SEA
-
BRO
2 stops12h 53m
American Airlines
Deal found 2/1$434
This United Airlines deal was found by Cheapflights users on 2/1. 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.
Wed 3/47:18 am
BRO
-
SEA
2 stops13h 08m
United Airlines
Tue 3/106:32 am
SEA
-
BRO
2 stops12h 59m
United Airlines
Deal found 2/1$439
This United Airlines deal was found by Cheapflights users on 2/1. 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.
Tue 3/39:35 am
BRO
-
SEA
2 stops13h 26m
United Airlines
Wed 3/1111:59 pm
SEA
-
BRO
1 stop9h 35m
United Airlines
Deal found 2/1$444
This Alaska Airlines deal was found by Cheapflights users on 2/1. 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.
Sun 5/242:47 pm
BRO
-
SEA
1 stop9h 25m
Alaska Airlines
Wed 5/2712:25 am
SEA
-
BRO
1 stop7h 49m
Alaska Airlines
Deal found 2/1$449
This United Airlines deal was found by Cheapflights users on 2/1. 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 3/95:25 pm
BRO
-
SEA
1 stop7h 34m
United Airlines
Tue 3/106:32 am
SEA
-
BRO
2 stops12h 59m
United Airlines
Deal found 2/1$478

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 February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$329
(United Airlines)

Popular in

December

Cheapest in

September

Average price

$521
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
High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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 February 3, 2026.
Use the filters below to find and compare flights from South Padre Island to Seattle that are best for you.

Fly from

South Padre Island

Fly to

Seattle

Route

Depart

Return

Price

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

Tue 3/3

9:35 am-9:01 pm

2 stops13h 26m

Seattle/Tacoma Intl

Tue 3/10

6:45 am-4:22 pm

1 stop7h 37m

$334

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

Mon 3/9

8:05 pm-12:55 am

1 stop6h 50m

Seattle/Tacoma Intl

Tue 3/10

5:30 am-2:27 pm

1 stop6h 57m

$349

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

Thu 3/5

5:40 am-11:40 am

1 stop8h 00m

Seattle/Tacoma Intl

Thu 3/12

10:51 pm-10:17 am

1 stop9h 26m

$429

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

Tue 3/3

5:40 am-11:40 am

1 stop8h 00m

Seattle/Tacoma Intl

Sat 3/7

12:40 am-10:17 am

1 stop6h 37m

$429

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

Thu 3/5

5:40 am-11:40 am

1 stop8h 00m

Seattle/Tacoma Intl

Tue 3/10

10:51 pm-10:17 am

1 stop9h 26m

$429

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

Mon 3/2

2:58 pm-10:01 pm

1 stop9h 03m

Seattle/Tacoma Intl

Wed 3/11

10:51 pm-10:17 am

1 stop9h 26m

$429

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

Wed 3/4

5:40 am-11:40 am

1 stop8h 00m

Seattle/Tacoma Intl

Mon 3/9

10:51 pm-10:17 am

1 stop9h 26m

$429

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

Tue 3/3

2:58 pm-10:01 pm

1 stop9h 03m

Seattle/Tacoma Intl

Thu 3/12

10:51 pm-10:17 am

1 stop9h 26m

$429

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

Wed 3/4

2:58 pm-10:01 pm

1 stop9h 03m

Seattle/Tacoma Intl

Wed 3/11

10:51 pm-10:17 am

1 stop9h 26m

$429

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

Mon 2/23

5:40 am-10:55 am

1 stop7h 15m

$403

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

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 February 3, 2026.
Read reviews from past customers who have flown Delta, 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.
Delta
7.9
Good
8,138 reviews

Crew

8.5

Food

7.2

Entertainment

7.8

Boarding

8.1

Comfort

7.9

Overall

7.9

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MSP - GEG

The amount of carry on is put of control. We were in group 3 boarding and there was no room in upper storage for our 1 bag (between 2 people) Just because we can’t afford to up grade our seats… $2000 more. We get penaltized. Make us feel less than
Delta
7.9
Good
8,138 reviews
Delta
7.9
Good
8,138 reviews

Crew

8.5

Food

7.2

Entertainment

7.8

Boarding

8.1

Comfort

7.9

Overall

7.9

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MSP - GEG

The amount of carry on is put of control. We were in group 3 boarding and there was no room in upper storage for our 1 bag (between 2 people) Just because we can’t afford to up grade our seats… $2000 more. We get penaltized. Make us feel less than
United Airlines
7.4
Good
9,236 reviews
Delta
7.9
Good
8,138 reviews

Crew

8.5

Food

7.2

Entertainment

7.8

Boarding

8.1

Comfort

7.9

Overall

7.9

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MSP - GEG

The amount of carry on is put of control. We were in group 3 boarding and there was no room in upper storage for our 1 bag (between 2 people) Just because we can’t afford to up grade our seats… $2000 more. We get penaltized. Make us feel less than
American Airlines
7.2
Good
11,217 reviews
Delta
7.9
Good
8,138 reviews

Crew

8.5

Food

7.2

Entertainment

7.8

Boarding

8.1

Comfort

7.9

Overall

7.9

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MSP - GEG

The amount of carry on is put of control. We were in group 3 boarding and there was no room in upper storage for our 1 bag (between 2 people) Just because we can’t afford to up grade our seats… $2000 more. We get penaltized. Make us feel less than

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 6h 50m. Fly via United Airlines, American 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
Tacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Lynnwood
Lacey
Edmonds
Renton
Puyallup
Kirkland
Kent
Tukwila
Fife
Aberdeen
Shoreline
Marysville
Centralia
Federal Way
Chehalis

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for South Padre Island to Seattle

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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 February 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$149Average$309FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$196Average$435FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$278Average$475FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$328Average$603FlexibilityNo cancel feeOn-time63%

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