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South Padre Island

$289+ Cheap flights from Dulles Intl (IAD) 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 4/16. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — MFE
Mar 6 — Mar 131
Fri 3/6
Fri 3/13
1 adult, Economy
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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 February 4, 2026.

This United Airlines deal was found by Cheapflights users on 2/3. 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 4/166:00 am
IAD
-
BRO
1 stop6h 19m
United Airlines
Sun 4/195:25 pm
BRO
-
IAD
1 stop5h 34m
United Airlines
Deal found 2/3$289
This American Airlines deal was found by Cheapflights users on 2/2. 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 2/286:00 am
IAD
-
BRO
1 stop9h 27m
American Airlines
Sat 3/75:40 am
BRO
-
IAD
2 stops9h 36m
American Airlines
Deal found 2/2$451
This American Airlines deal was found by Cheapflights users on 2/3. 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 2/55:26 pm
IAD
-
BRO
1 stop7h 07m
American Airlines
Sat 2/710:53 am
BRO
-
IAD
2 stops11h 49m
American Airlines
Deal found 2/3$474
This United Airlines deal was found by Cheapflights users on 2/2. 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 2/286:03 am
IAD
-
BRO
1 stop6h 33m
United Airlines
Sat 3/75:25 pm
BRO
-
IAD
1 stop5h 26m
United Airlines
Deal found 2/2$489
This United Airlines deal was found by Cheapflights users on 2/2. 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 4/26:00 am
IAD
-
BRO
1 stop6h 19m
United Airlines
Mon 4/65:25 pm
BRO
-
IAD
2 stops17h 21m
United Airlines
Deal found 2/2$493
This United Airlines deal was found by Cheapflights users on 2/3. 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 2/56:03 am
IAD
-
BRO
1 stop6h 28m
United Airlines
Sat 2/77:15 am
BRO
-
IAD
1 stop7h 59m
United Airlines
Deal found 2/3$534
This United Airlines deal was found by Cheapflights users on 2/3. 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.
Fri 3/206:00 am
IAD
-
BRO
1 stop6h 34m
United Airlines
Mon 3/235:15 am
BRO
-
IAD
1 stop5h 13m
United Airlines
Deal found 2/3$579

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 February 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$399
(American Airlines)

Popular in

May

Cheapest in

April

Average price

$423
Provider with most accurate pricing for Washington, D.C. (WAS)-Brownsville South Padre Is. Intl flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Brownsville South Padre Is. Intl flights.
Search Deals
From Washington, D.C. Dulles Intl to South Padre Island
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($41 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in February 2026
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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 February 4, 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

Dulles Intl

Fly to

South Padre Island

Route

Depart

Return

Price

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Thu 4/16

6:00 am-11:19 am

1 stop6h 19m

Brownsville South Padre Is. Intl

Sun 4/19

5:25 pm-11:59 pm

1 stop5h 34m

$289

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Sat 2/28

2:03 pm-11:14 pm

2 stops10h 11m

Brownsville South Padre Is. Intl

Sat 3/7

5:40 am-4:16 pm

2 stops9h 36m

$457

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Sat 2/28

6:03 am-11:36 am

1 stop6h 33m

Brownsville South Padre Is. Intl

Sat 3/7

5:25 pm-11:51 pm

1 stop5h 26m

$489

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Thu 4/2

6:00 am-11:19 am

1 stop6h 19m

Brownsville South Padre Is. Intl

Mon 4/6

5:25 pm-11:46 am

2 stops17h 21m

$493

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Fri 3/20

6:00 am-11:34 am

1 stop6h 34m

Brownsville South Padre Is. Intl

Mon 3/23

5:15 am-11:28 am

1 stop5h 13m

$579

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Fri 6/12

12:50 pm-6:36 pm

1 stop6h 46m

Brownsville South Padre Is. Intl

Sun 6/14

9:30 am-6:41 pm

1 stop8h 11m

$596

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Fri 3/20

5:00 am-2:27 pm

2 stops10h 27m

Brownsville South Padre Is. Intl

Mon 3/23

2:58 pm-10:53 pm

1 stop6h 55m

$602

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Fri 3/27

12:50 pm-6:50 pm

1 stop7h 00m

$469

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

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.

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 February 4, 2026.
Peruse reviews from past customers who have flown with United Airlines from Washington, D.C. Dulles Intl Airport to South Padre Island to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,236 reviews

Boarding

7.7

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
United Airlines
7.4
Good
9,236 reviews
United Airlines
7.4
Good
9,236 reviews

Boarding

7.7

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

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 6h 19m. 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

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Alternative routes for Dulles Intl to South Padre Island

See prices for flight routes from nearby airports that may be better suited for you.
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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 February 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$268Average$426FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$283Average$469FlexibilityNo cancel feeOn-time71%

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