$395 Cheap Flights from Santander (SDR) to Sofia (SOF)

View $395 flight on Mon, Nov 3, 2025Opens in a new window

Popular airlines from Santander (SDR) to Sofia Airport (SOF)

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Cheap Flights from Santander to Sofia (SDR-SOF)

Prices were available within the past 7 days and start at $395 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Santander Airport (SDR) to Sofia Airport (SOF) cost?
Snag a cheap one-way flight from $395 or cheap return flight from Santander Airport (SDR) to Sofia Airport (SOF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Santander Airport (SDR) to Sofia Airport (SOF)?
is the least expensive month to fly from SDR to SOF. Avoiding peak travel times is often the key to finding better fares.
What is the cheapest airline that flies from Santander Airport (SDR) to Sofia Airport (SOF)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest SDR to SOF flight.
How many flights per day from Santander Airport (SDR) to Sofia Airport (SOF)?
There are no daily direct flights departing from Santander Airport (SDR) to Sofia Airport (SOF). But you can choose flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from SDR to SOF?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Santander Airport (SDR) to Sofia Airport (SOF)?
Book a flight from Santander Airport (SDR) to Sofia Airport (SOF) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Santander Airport (SDR) to Sofia Airport (SOF) last-minute?
Last-minute bookings from SDR to SOF are typically more expensive. To lock in the lowest rates, start looking for flights ahead of time. That being said, if you can play around with your travel dates, you may land a cheap ticket right before your trip.
Is it cheaper to book a SDR to SOF flight and hotel package?
You can save money by booking a SDR to SOF flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After choosing your ideal flights and accommodations, consider adding extras such as car rentals, tours and activities.
Can I cancel or change the date of my flight from Santander Airport (SDR) to Sofia Airport (SOF)?
Typically, you can cancel or modify your SDR to SOF flight. However, there may be additional charges, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you want more details, head to our Customer Service portal.

Travel information

Origin airport
Santander
Destination airport
Sofia
Distance
1369 mi

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Santander to Sofia Flights

The cheapest times to fly from Santander to Sofia

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Santander to Sofia are during the month of . You can find some of the cheapest flights from Santander to Sofia with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Santander to Sofia

Sunday is one of the best days to book for cheap flights from Santander to Sofia: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Santander to Sofia

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Santander to Sofia in 2025. You can also book with separate airlines for your outbound and return journeys, from $395 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Santander to Sofia flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Santander to Sofia airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Santander to Sofia Flights

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*Available to One Key members.