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$584+ Cheap flights from Billund (BLL) to San Diego (SAN)

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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
BLL — SAN
févr. 26 — mars 51
jeu. 2/26
jeu. 3/5
1 adult, Economy
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Cheap flight deals from Billund to San Diego

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

This Ticket deal was found by Cheapflights users on 1/27. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 2/2012:05 pm
BLL
-
SAN
1 stop33h 00m
Multiple Airlines
mar. 2/2412:00 pm
SAN
-
BLL
2 stops16h 50m
Multiple Airlines
Deal found 1/27$584
This British Airways deal was found by Cheapflights users on 1/25. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 10/281:20 pm
BLL
-
SAN
1 stop35h 50m
British Airways
dim. 11/110:09 am
SAN
-
BLL
2 stops41h 11m
British Airways
Deal found 1/25$689
This Air Canada deal was found by Cheapflights users on 1/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 2/206:30 am
BLL
-
SAN
3 stops38h 23m
Air Canada
mar. 2/2412:40 pm
SAN
-
BLL
2 stops16h 00m
Air Canada
Deal found 1/27$1,673

Find flight deals from Billund to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Billund (BLL) to San Diego (SAN). 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 janvier 27, 2026.

Popular in

December

Cheapest in

January

Average price

$663
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Cheapflights Fare Finder

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

Fly from

Billund

Fly to

San Diego

Route

Depart

Return

Price

BillundSan Diego

BLL - SAN

BLLSAN

Billund

ven. 2/20

12:05 pm-12:05 pm

1 stop33h 00m

San Diego

mar. 2/24

12:00 pm-1:50 pm

2 stops16h 50m

$584

BillundSan Diego

BLL - SAN

BLLSAN

Billund

ven. 2/20

6:30 am-11:53 am

3 stops38h 23m

San Diego

mar. 2/24

12:40 pm-1:40 pm

2 stops16h 00m

$1,673

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Best time to book a flight from Billund to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego 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 Diego

How far ahead should I book a flight from Billund to San Diego?

Use this chart to determine the optimal time to book a round-trip flight from Billund to San Diego. Price data was last updated on January 23, 2026.

To ensure you get the cheapest price possible for a flight from Billund to San Diego, you should look to book at least 15 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, February is the cheapest month in which you can book a flight from Billund to San Diego (average of $557). Flying from Billund to San Diego in July is currently the most expensive (average of $710). 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 Billund to San Diego. 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 Diego?

    There are many flights that can get you from Billund to San Diego in 38h 23m. Fly via Air Canada to get the fastest option. There are 5553 mi between Billund and San Diego.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Billund to San Diego (average of $557). Flying from Billund to San Diego in July is currently the most expensive (average of $710). 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 Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
National City
Coronado
La Mesa
Poway
Julian
Lemon Grove

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