HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
South Padre Island

$167+ Cheap flights from Dulles Intl (IAD) to South Padre Island, TX

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 6/13. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — MFE
Jun 9 — Jun 161
Tue 6/9
Tue 6/16
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dulles Intl 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 Dulles Intl to South Padre Island

Cheapest flights from Dulles Intl to South Padre Island
Explore the most affordable flight options available from Dulles Intl to South Padre Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 10, 2026.

This United Airlines deal was found by Cheapflights users on 5/9. 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 8/296:30 am
IAD
-
BRO
1 stop5h 53m
United Airlines
Wed 9/24:38 pm
BRO
-
IAD
1 stop6h 52m
United Airlines
Deal found 5/9$429
This American Airlines deal was found by Cheapflights users on 5/5. 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 5/296:18 am
IAD
-
BRO
1 stop8h 59m
American Airlines
Wed 6/32:47 pm
BRO
-
IAD
1 stop7h 00m
American Airlines
Deal found 5/5$451
This United Airlines deal was found by Cheapflights users on 5/7. 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 5/148:30 am
IAD
-
BRO
1 stop8h 54m
United Airlines
Mon 5/185:17 pm
BRO
-
IAD
1 stop5h 42m
United Airlines
Deal found 5/7$469
This American Airlines deal was found by Cheapflights users on 5/9. 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 7/16:19 am
IAD
-
BRO
1 stop8h 58m
American Airlines
Wed 7/82:47 pm
BRO
-
IAD
1 stop7h 06m
American Airlines
Deal found 5/9$497
This United Airlines deal was found by Cheapflights users on 5/10. 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 5/256:20 am
IAD
-
BRO
1 stop6h 06m
United Airlines
Fri 5/2912:05 pm
BRO
-
IAD
1 stop5h 45m
United Airlines
Deal found 5/10$529
This Kiwi.com deal was found by Cheapflights users on 5/9. 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.
Thu 6/181:38 pm
IAD
-
BRO
1 stop19h 17m
Multiple Airlines
Mon 6/228:35 am
BRO
-
IAD
2 stops13h 42m
Multiple Airlines
Deal found 5/9$547
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Thu 5/147:12 pm
IAD
-
BRO
1 stop13h 43m
Multiple Airlines
Mon 5/188:35 am
BRO
-
IAD
2 stops30h 23m
Multiple Airlines
Deal found 5/5$557

Find flight deals from Dulles Intl to South Padre Island

Keep the following information in mind while searching for Dulles Intl to South Padre Island flight deals. Data was last updated May 10, 2026.

Round-trip from

$329
(United Airlines)

One-way from

$167
(Kiwi.com)

Popular in

May

Cheapest in

June

Average price

$754
From Washington, D.C. Dulles Intl to South Padre Island
Search Deals
One-way flight from Washington, D.C. Dulles Intl to South Padre Island
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($55 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl 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 2,558,603 searches. Data last updated May 10, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to South Padre Island that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Sat 8/29

6:30 am-11:23 am

1 stop5h 53m

Brownsville South Padre Is. Intl

Wed 9/2

4:38 pm-12:30 am

1 stop6h 52m

$471

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Fri 8/7

8:20 am-9:52 pm

2 stops14h 32m

Brownsville South Padre Is. Intl

Sat 8/8

4:44 pm-12:31 am

1 stop6h 47m

$578
Quickest round-trip

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Tue 6/16

6:30 am-11:26 am

1 stop5h 56m

Brownsville South Padre Is. Intl

Tue 6/16

4:44 pm-12:31 am

1 stop6h 47m

$589

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Tue 6/16

6:30 am-11:26 am

1 stop5h 56m

Brownsville South Padre Is. Intl

Mon 6/22

4:44 pm-12:31 am

1 stop6h 47m

$614

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Tue 6/16

8:40 am-3:57 pm

1 stop8h 17m

Brownsville South Padre Is. Intl

Fri 6/19

9:20 am-6:50 pm

1 stop8h 30m

$619

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Sun 6/28

6:30 am-11:26 am

1 stop5h 56m

Brownsville South Padre Is. Intl

Tue 6/30

4:44 pm-12:31 am

1 stop6h 47m

$628

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Thu 5/21

7:27 pm-7:55 am

1 stop13h 28m

Brownsville South Padre Is. Intl

Mon 5/25

8:35 am-4:21 pm

2 stops30h 46m

$684
Cheapest one-way
Quickest one-way

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Thu 9/3

6:30 am-11:22 am

1 stop5h 52m

$240

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Sun 6/7

6:20 am-11:26 am

1 stop6h 06m

$245

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Sun 6/14

1:38 pm-7:55 am

1 stop19h 17m

$246

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/6

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

Best time to book a flight from Dulles Intl to South Padre Island

Have a flexible travel schedule? Discover the best time to fly to South Padre Island from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to South Padre Island
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to South Padre Island?

    There are many flights that can get you from Washington, D.C. Dulles Intl Airport to South Padre Island in 8h 17m. Fly via United Airlines or American Airlines to get the fastest option. The distance from Washington, D.C. Dulles Intl Airport to South Padre Island is about 1466 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to South Padre Island by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Dulles Intl to South Padre Island

Discover the top 2 airlines that operate flights from Dulles Intl 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 2,558,603 searches. Data last updated May 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$284Average$388FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$288Average$438FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.