$230+ Cheap flights from Seattle (SEA) to South Padre Island, TX
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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MFE
Oct 22 — Oct 291
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to South Padre Island with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Seattle to South Padre Island
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Cheapest flights from Seattle to South Padre IslandExplore the most affordable flight options available from Seattle to South Padre Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2026.
Explore the most affordable flight options available from Seattle to South Padre Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2026.
This American Airlines deal was found by Cheapflights users on 9/17. 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 10/142:26 pm -
1 stop6h 31m
Wed 10/213:37 pm -
1 stop8h 20m
Deal found 9/17![American Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 9/18. 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.
Sat 10/316:00 am -
2 stops11h 46m
Wed 11/411:55 am -
1 stop9h 22m
Deal found 9/18![United Airlines logo]()
$404
This American Airlines deal was found by Cheapflights users on 9/19. 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 10/85:00 am -
1 stop8h 07m
Tue 10/135:49 am -
1 stop7h 25m
Deal found 9/19![American Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 9/22. 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 10/88:29 pm -
2 stops12h 54m
Tue 10/137:15 am -
1 stop7h 33m
Deal found 9/22![United Airlines logo]()
$444
This United Airlines deal was found by Cheapflights users on 9/21. 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 10/157:17 am -
1 stop8h 56m
Sat 10/177:15 am -
1 stop9h 34m
Deal found 9/21![United Airlines logo]()
$460
This United Airlines deal was found by Cheapflights users on 9/20. 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 10/2212:00 pm -
1 stop7h 50m
Wed 10/287:00 am -
2 stops13h 33m
Deal found 9/20![United Airlines logo]()
$461
This American Airlines deal was found by Cheapflights users on 9/21. 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.
Fri 10/3012:04 pm -
1 stop8h 53m
Tue 11/35:49 am -
1 stop7h 23m
Deal found 9/21![American Airlines logo]()
$472
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Sat 10/1712:00 pm -
1 stop7h 50m
Wed 10/217:15 am -
1 stop9h 38m
Deal found 9/21![United Airlines logo]()
$529
Best flights from Seattle to South Padre IslandDiscover carefully curated flight deals from Seattle to South Padre Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2026.
Discover carefully curated flight deals from Seattle to South Padre Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2026.
This American Airlines deal was found by Cheapflights users on 9/20. 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 10/142:26 pm -
1 stop6h 31m
Wed 10/213:37 pm -
1 stop8h 20m
Deal found 9/20![American Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 9/18. 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.
Sat 10/316:00 am -
2 stops11h 46m
Wed 11/411:55 am -
1 stop9h 22m
Deal found 9/18![United Airlines logo]()
$404
This United Airlines deal was found by Cheapflights users on 9/21. 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 10/157:17 am -
1 stop8h 56m
Sat 10/177:15 am -
1 stop9h 34m
Deal found 9/21![United Airlines logo]()
$460
This United Airlines deal was found by Cheapflights users on 9/19. 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.
Sat 10/1712:00 pm -
1 stop7h 50m
Wed 10/217:15 am -
1 stop9h 38m
Deal found 9/19![United Airlines logo]()
$529
This United Airlines deal was found by Cheapflights users on 9/18. 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 12/2411:58 pm -
1 stop9h 32m
Wed 1/67:00 am -
2 stops10h 48m
Deal found 9/18![United Airlines logo]()
$607
This United Airlines deal was found by Cheapflights users on 9/19. 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 10/88:29 pm -
2 stops12h 54m
Tue 10/137:15 am -
2 stops14h 14m
Deal found 9/19![United Airlines logo]()
$660
Last-minute flights from Seattle to South Padre IslandDiscover last-minute flight deals from Seattle to South Padre Island. Data last updated September 22, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to South Padre Island. Data last updated September 22, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/19. 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 10/85:00 am -
1 stop8h 07m
Tue 10/135:49 am -
1 stop7h 25m
Deal found 9/19![American Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 9/22. 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 10/88:29 pm -
2 stops12h 54m
Tue 10/137:15 am -
1 stop7h 33m
Deal found 9/22![United Airlines logo]()
$444
This American Airlines deal was found by Cheapflights users on 9/17. 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 10/142:26 pm -
1 stop6h 31m
Wed 10/213:37 pm -
1 stop8h 20m
Deal found 9/17![American Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 9/21. 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 10/157:17 am -
1 stop8h 56m
Sat 10/177:15 am -
1 stop9h 34m
Deal found 9/21![United Airlines logo]()
$460
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Sat 10/1712:00 pm -
1 stop7h 50m
Wed 10/217:15 am -
1 stop9h 38m
Deal found 9/21![United Airlines logo]()
$529
This United Airlines deal was found by Cheapflights users on 9/20. 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 10/2212:00 pm -
1 stop7h 50m
Wed 10/287:00 am -
2 stops13h 33m
Deal found 9/20![United Airlines logo]()
$461
This American Airlines deal was found by Cheapflights users on 9/21. 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.
Fri 10/3012:04 pm -
1 stop8h 53m
Tue 11/35:49 am -
1 stop7h 23m
Deal found 9/21![American Airlines logo]()
$472
This United Airlines deal was found by Cheapflights users on 9/18. 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.
Sat 10/316:00 am -
2 stops11h 46m
Wed 11/411:55 am -
1 stop9h 22m
Deal found 9/18![United Airlines logo]()
$404
One-way flights from Seattle to South Padre IslandSearch for one-way flight options from Seattle to South Padre Island. Find affordable one-way fares based on user searches. Data last updated September 22, 2026.
Search for one-way flight options from Seattle to South Padre Island. Find affordable one-way fares based on user searches. Data last updated September 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/314:27 pm -
3 stops38h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$230
This United Airlines deal was found by Cheapflights users on 9/21. 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 10/1411:59 pm -
1 stop9h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![United Airlines logo]()
$389
This Kiwi.com deal was found by Cheapflights users on 9/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/141:28 pm -
3 stops29h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$866
Find flight deals from Seattle to South Padre Island
Keep the following information in mind while searching for Seattle to South Padre Island flight deals. Data was last updated September 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $399 (American Airlines) |
One-way from | $230 (Kiwi.com) |
Popular in | July |
Cheapest in | January |
Average price | $478 |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to South Padre Island 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 7,457,451 searches. Data last updated September 22, 2026.
Use the filters below to find and compare flights from Seattle to South Padre Island that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleBrownsville
SEA Seattle/Tacoma Intl - BRO Brownsville South Padre Is. Intl
SEABRO
Seattle/Tacoma Intl
Sat 10/31
4:27 pm-9:05 am
3 stops38h 38m
Brownsville South Padre Is. Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$230
Quickest round-trip
SeattleBrownsville
SEA Seattle/Tacoma Intl - BRO Brownsville South Padre Is. Intl
SEABRO
Seattle/Tacoma Intl
Fri 10/30
12:25 am-10:05 am
1 stop7h 40m
Brownsville South Padre Is. Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$389
SeattleBrownsville
SEA Seattle/Tacoma Intl - BRO Brownsville South Padre Is. Intl
SEABRO
Seattle/Tacoma Intl
Sat 10/31
7:00 am-7:46 pm
2 stops10h 46m
Brownsville South Padre Is. Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$394
SeattleBrownsville
SEA Seattle/Tacoma Intl - BRO Brownsville South Padre Is. Intl
SEABRO
Seattle/Tacoma Intl
Wed 10/14
7:25 pm-11:23 am
2 stops13h 58m
Brownsville South Padre Is. Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$394
SeattleBrownsville
SEA Seattle/Tacoma Intl - BRO Brownsville South Padre Is. Intl
SEABRO
Seattle/Tacoma Intl
Wed 10/14
2:26 pm-10:57 pm
1 stop6h 31m
Brownsville South Padre Is. Intl
Wed 10/21
3:37 pm-9:57 pm
1 stop8h 20m
$399
SeattleBrownsville
SEA Seattle/Tacoma Intl - BRO Brownsville South Padre Is. Intl
SEABRO
Seattle/Tacoma Intl
Sat 10/31
6:00 am-7:46 pm
2 stops11h 46m
Brownsville South Padre Is. Intl
Wed 11/4
11:55 am-7:17 pm
1 stop9h 22m
$404
SeattleBrownsville
SEA Seattle/Tacoma Intl - BRO Brownsville South Padre Is. Intl
SEABRO
Seattle/Tacoma Intl
Thu 10/15
7:17 am-6:13 pm
1 stop8h 56m
Brownsville South Padre Is. Intl
Sat 10/17
7:15 am-2:49 pm
1 stop9h 34m
$460
SeattleBrownsville
SEA Seattle/Tacoma Intl - BRO Brownsville South Padre Is. Intl
SEABRO
Seattle/Tacoma Intl
Sat 10/17
12:00 pm-9:50 pm
1 stop7h 50m
Brownsville South Padre Is. Intl
Wed 10/21
7:15 am-2:53 pm
1 stop9h 38m
$529
SeattleBrownsville
SEA Seattle/Tacoma Intl - BRO Brownsville South Padre Is. Intl
SEABRO
Seattle/Tacoma Intl
Thu 12/24
11:58 pm-11:30 am
1 stop9h 32m
Brownsville South Padre Is. Intl
Wed 1/6
7:00 am-3:48 pm
2 stops10h 48m
$607
SeattleBrownsville
SEA Seattle/Tacoma Intl - BRO Brownsville South Padre Is. Intl
SEABRO
Seattle/Tacoma Intl
Thu 10/8
8:29 pm-11:23 am
2 stops12h 54m
Brownsville South Padre Is. Intl
Tue 10/13
7:15 am-7:29 pm
2 stops14h 14m
$660
Showing 1-10 of 11 resultsSorted by cheapest first
Best time to book a flight from Seattle to South Padre Island
Have a flexible travel schedule? Discover the best time to fly to South Padre Island from Seattle with our price prediction graph.
SEA-BRO
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 Seattle to South Padre Island
SEA-SO9
SEA-BRO
How much does it cost to fly round-trip from Seattle to South Padre Island?
Airfare is typical for this route at the moment.
Seattle to South Padre Island flights typically cost between $393 and $508 in October.The cheapest round-trip price found within the last 5 days was $399 on American Airlines (Oct 14-Oct 21).
Reviews of airlines servicing South Padre Island
Get insights into the airlines that provide service to South Padre Island. 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 South Padre Island. Reviews last updated September 22, 2026.
Read through reviews of airlines operating flights from Seattle to South Padre Island, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
6.7
Overall
7.4
Crew
8.1
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Food
6.7
Overall
7.4
Crew
8.1
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Food
6.7
Overall
7.4
Crew
8.1
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Related info for your journey
Find useful and relevant information for your journey from Seattle to South Padre Island. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Seattle to South Padre Island
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Complete your trip
Complete your trip to South Padre Island by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Seattle to South Padre Island by cabin class
Find flights from Seattle to South Padre Island, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Seattle and South Padre Island flights
Browse other Seattle and South Padre Island flight options. Last updated on September 22, 2026.
Other flights from Seattle
Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on September 22, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Seattle to South Padre Island flights
Consider these flights traveling from Seattle to South Padre Island.
Top 3 airlines flying from Seattle to South Padre Island
Discover the top 3 airlines that operate flights from Seattle to South Padre Island. 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 7,457,451 searches. Data last updated September 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$237 | Average$454 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$252 | Average$337 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$270 | Average$531 | FlexibilityNo cancel fee | On-time69% |