$452 Cheap Flights from Sofia (SOF) to San Sebastian (EAS)

View $452 flight on Tue, Dec 9, 2025Opens in a new window

Popular airlines from Sofia Airport (SOF) to San Sebastian (EAS)

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Cheap Flights from Sofia to San Sebastian (SOF-EAS)

Prices were available within the past 7 days and start at $452 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 Sofia Airport (SOF) to San Sebastian Airport (EAS) cost?
Secure a cheap one-way flight from $452 or cheap return flight from Sofia Airport (SOF) to San Sebastian Airport (EAS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Sofia Airport (SOF) to San Sebastian Airport (EAS)?
Planning your trip for can help you save, as it's the cheapest month for flights between SOF and EAS. You'll often find the lowest prices during the off-season.
What is the cheapest airline that flies from Sofia Airport (SOF) to San Sebastian Airport (EAS)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll take you from SOF to EAS. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Sofia Airport (SOF) to San Sebastian Airport (EAS)?
There are no daily nonstop flights available from Sofia Airport (SOF) to San Sebastian Airport (EAS). But you can opt for flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from SOF to EAS?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Sofia Airport (SOF) to San Sebastian Airport (EAS)?
Opt for a flight from Sofia Airport (SOF) to San Sebastian Airport (EAS) that leaves before 3 PM to reduce the risk 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 Sofia Airport (SOF) to San Sebastian Airport (EAS) last-minute?
Last-minute bookings from SOF to EAS are generally more expensive. For the lowest rates, start looking for flights as soon as possible. That being said, if you can play around with your travel dates, you may land a cheap fare right before you leave.
Is it cheaper to book a SOF to EAS flight and hotel package?
Compared with arranging flights and hotels separately, booking a SOF to EAS flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one convenient place will take the stress out of travel planning. Simply secure your flights and choose from our wide range of stays, then customize your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Sofia Airport (SOF) to San Sebastian Airport (EAS)?
You can usually reschedule or cancel your SOF to EAS flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Sofia
Destination airport
San Sebastian
Distance
1268 mi

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Sofia to San Sebastian Flights

The cheapest times to fly from Sofia to San Sebastian

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 Sofia to San Sebastian are during the month of . You can find some of the cheapest flights from Sofia to San Sebastian with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sofia to San Sebastian

Sunday is one of the best days to book for cheap flights from Sofia to San Sebastian: 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 Sofia to San Sebastian

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 Sofia to San Sebastian in 2025. You can also book with separate airlines for your outbound and return journeys, from $452 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 Sofia to San Sebastian 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 Sofia to San Sebastian 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.

 

Sofia to San Sebastian Flights

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*Available to One Key members.