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Culebra

$1,011+ Cheap flights from San Antonio (SAT) to Culebra (CPX)

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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — CPX
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from San Antonio to Culebra

Cheapest flights from San Antonio to Culebra
Explore the most affordable flight options available from San Antonio to Culebra. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This United Airlines deal was found by Cheapflights users on 1/26. 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 3/66:52 pm
SAT
-
CPX
2 stops43h 21m
United Airlines
Mon 3/910:30 am
CPX
-
SAT
3 stops51h 44m
United Airlines
Deal found 1/26$1,634
This United Airlines deal was found by Cheapflights users on 1/26. 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 3/59:52 am
SAT
-
CPX
2 stops28h 21m
United Airlines
Mon 3/910:30 am
CPX
-
SAT
3 stops51h 44m
United Airlines
Deal found 1/26$2,162

Find flight deals from San Antonio to Culebra

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Culebra (CPX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 27, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$1,634
(United Airlines)

Popular in

December

Cheapest in

October

Average price

$434
Provider with most accurate pricing for San Antonio-Culebra flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Antonio-Culebra flights.
Search Deals
From San Antonio to Culebra
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($55 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Antonio to Culebra 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 January 27, 2026.
Use the filters below to find and compare flights from San Antonio to Culebra that are best for you.

Fly from

San Antonio

Fly to

Culebra

Route

Depart

Return

Price

San AntonioCulebra

SAT - CPX

SATCPX

San Antonio

Fri 3/6

6:52 pm-4:13 pm

2 stops43h 21m

Culebra

Mon 3/9

10:30 am-1:14 pm

3 stops51h 44m

$1,634

San AntonioCulebra

SAT - CPX

SATCPX

San Antonio

Thu 3/5

9:52 am-4:13 pm

2 stops28h 21m

Culebra

Mon 3/9

10:30 am-1:14 pm

3 stops51h 44m

$2,162

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

  • Most accurate provider: When it comes to deals on San Antonio-Culebra flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on San Antonio-Culebra flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from San Antonio-Culebra flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Antonio-Culebra flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Antonio-Culebra flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Antonio to Culebra

Have a flexible travel schedule? Discover the best time to fly to Culebra from San Antonio 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 San Antonio to Culebra

What is the cheapest month to book a flight from San Antonio to Culebra?

Currently, September is the cheapest month in which you can book a flight from San Antonio to Culebra (average of $116). Flying from San Antonio to Culebra in August is currently the most expensive (average of $199). 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.

Related info for your journey

Find useful and relevant information for your journey from San Antonio to Culebra. 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 San Antonio to Culebra?

    A quick flight from San Antonio to Culebra can take about 43h 21m. United Airlines provides one of the quickest options available for as low as $1,634. San Antonio and Culebra are separated by a distance of 2222 mi.

  • Can I find deals for flights from San Antonio to Culebra that include hotel bookings?

    Yes. In addition to deals on San Antonio to Culebra flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Antonio to Culebra?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to Culebra.

  • Can I find deals for business class flights from San Antonio to Culebra?

    Yes. Cheapflights offers flight deals from San Antonio to Culebra 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 San Antonio to Culebra?

    Currently, September is the cheapest month in which you can book a flight from San Antonio to Culebra (average of $116). Flying from San Antonio to Culebra in August is currently the most expensive (average of $199). 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.

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