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$700+ Cheap flights from South Padre Island, TX to Heathrow (LHR)

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 9/14. Fares are subject to change and may not be available on all flights or dates of travel.
MFE — LHR
Aug 7 — Aug 141
Thu 8/7
Thu 8/14
1 adult, Economy
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Cheap flight deals from South Padre Island to Heathrow

Keep the following information in mind while searching for South Padre Island to Heathrow flight deals. Data was last updated August 2, 2025.

Round-trip from

$700
(United Airlines)
From South Padre Island to London Heathrow
Search Deals

Find flight deals from South Padre Island to Heathrow

Cheapest flights from South Padre Island to Heathrow
Explore the most affordable flight options available from South Padre Island to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 2, 2025.

This United Airlines deal was found by Cheapflights users on 7/30. 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.
Sun 9/149:45 amBRO - LHR
1 stop15h 55mUnited Airlines
Sun 9/2110:00 amLHR - BRO
1 stop15h 38mUnited Airlines
Deal found 7/30$700

Cheapflights Fare Finder

 
Customize your flight search to find flights from South Padre Island to Heathrow 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 August 2, 2025.
Use the filters below to find and compare flights from South Padre Island to London Heathrow Airport that are best for you.

Fly from

South Padre Island

Fly to

Heathrow

Route

Depart

Return

Price

BrownsvilleLondon

BRO - LHR

BROLHR

Brownsville South Padre Is. Intl

Sun 9/14

9:45 am-7:40 am

1 stop15h 55m

London Heathrow

Sun 9/21

10:00 am-7:38 pm

1 stop15h 38m

$700

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

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

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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 London Heathrow Airport

What is the cheapest month to book a flight from South Padre Island to London Heathrow Airport?

Currently, November is the cheapest month in which you can book a flight from South Padre Island to London Heathrow Airport (average of $661). Flying from South Padre Island to London Heathrow Airport in June is currently the most expensive (average of $1,097). 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.

What is the cheapest time of day to fly from SO9 to LHR?

Find hourly flight availability from South Padre Island to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 2, 2025.

When flying from South Padre Island to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated August 2, 2025.
Peruse reviews from past customers who have flown with United Airlines from South Padre Island to London Heathrow Airport 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
8,904 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,904 reviews
United Airlines
7.4
Good
8,904 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from South Padre Island to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

    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 Heathrow.

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

    Yes. Cheapflights offers flight deals from South Padre Island to Heathrow 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 London Heathrow Airport?

    Currently, November is the cheapest month in which you can book a flight from South Padre Island to London Heathrow Airport (average of $661). Flying from South Padre Island to London Heathrow Airport in June is currently the most expensive (average of $1,097). 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 London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Harrow
Canterbury
Dover
Stratford-upon-Avon
Orpington
Watford
Northampton
Gatwick
Borehamwood
Dartford
Broadway
Aylesbury
Chelmsford
Folkestone
Southend-on-Sea
Chichester
Swindon

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Top 3 airlines flying from South Padre Island to Heathrow

Discover the top 3 airlines that operate flights from South Padre Island to Heathrow. 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 August 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$661Average$1,081FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$680Average$997FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$711Average$1,381FlexibilityNo cancel feeOn-time69%

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