HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Antonio

$646+ Cheap flights from Billund (BLL) to San Antonio (SAT)

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 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
BLL — SAT
nov. 27 — dic. 41
jue. 11/27
jue. 12/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Billund to San Antonio 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.

Find flight deals from Billund to San Antonio

Cheapest flights from Billund to San Antonio
Explore the most affordable flight options available from Billund to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 28, 2025.

This Ticket deal was found by Cheapflights users on 10/28. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/1310:35 amBLL - SAT
2 stops18h 52mLufthansa
lun. 11/1712:12 pmSAT - BLL
2 stops14h 28mLufthansa
Deal found 10/28$646
This United Airlines deal was found by Cheapflights users on 10/27. 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.
sáb. 11/110:35 amBLL - SAT
2 stops18h 21mUnited Airlines
mié. 11/512:12 pmSAT - BLL
2 stops14h 48mUnited Airlines
Deal found 10/27$863
This Flysmarter deal was found by Cheapflights users on 10/28. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/131:00 pmBLL - SAT
3 stops26h 24mMultiple Airlines
lun. 11/1712:55 pmSAT - BLL
2 stops16h 25mMultiple Airlines
Deal found 10/28$1,183

Cheap flight deals from Billund to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Billund (BLL) to San Antonio (SAT). 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 octubre 28, 2025.

Round-trip from

$646
(Ticket)

Popular in

July

Cheapest in

November

Average price

$787
From Billund to San Antonio
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($241 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Billund to San Antonio 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 octubre 28, 2025.
Use the filters below to find and compare flights from Billund to San Antonio that are best for you.

Fly from

Billund

Fly to

San Antonio

Route

Depart

Return

Price

BillundSan Antonio

BLL - SAT

BLLSAT

Billund

jue. 11/13

10:35 am-10:27 pm

2 stops18h 52m

San Antonio

lun. 11/17

12:12 pm-9:40 am

2 stops14h 28m

$646

BillundSan Antonio

BLL - SAT

BLLSAT

Billund

jue. 2/19

10:35 am-8:43 am

2 stops29h 08m

San Antonio

lun. 2/23

12:40 pm-1:20 pm

2 stops17h 40m

$670

BillundSan Antonio

BLL - SAT

BLLSAT

Billund

jue. 11/13

1:00 pm-8:24 am

3 stops26h 24m

San Antonio

lun. 11/17

12:55 pm-12:20 pm

2 stops16h 25m

$1,183

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Best time to book a flight from Billund to San Antonio

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

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

Currently, November is the cheapest month in which you can book a flight from Billund to San Antonio (average of $524). Flying from Billund to San Antonio in July is currently the most expensive (average of $857). 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.

How much does it cost to fly round-trip from Billund to San Antonio?

Related info for your journey

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

    A quick flight from Billund to San Antonio can take about 18h 52m. Lufthansa provides one of the quickest options available for as low as $646. Billund and San Antonio are separated by a distance of 5177 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Billund to San Antonio (average of $524). Flying from Billund to San Antonio in July is currently the most expensive (average of $857). 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 San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville

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.

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.