$499 Cheap Flights from Shannon (SNN) to Sofia (SOF)

View $499 flight on Thu, Aug 7, 2025Opens in a new window

Popular airlines from Shannon Airport (SNN) to Sofia Airport (SOF)

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Cheap Flights from Shannon to Sofia (SNN-SOF)

Prices were available within the past 7 days and start at $499 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Shannon (SNN) to Sofia (SOF)
Origin airport
Shannon
Destination airport
Sofia
Distance
1636 mi

Shannon to Sofia Flights

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

 

The best time to book a flight from Shannon to Sofia

Sunday is one of the best days to book for cheap flights from Shannon 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 Shannon 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 Shannon to Sofia in 2025. You can also book with separate airlines for your outbound and return journeys, from $499 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 Shannon 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 Shannon 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.

 

Frequently asked questions

How much does a flight from Shannon Airport (SNN) to Sofia Airport (SOF) cost?
Discover the latest flight deals from SNN to SOF by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from SNN to SOF?
The cheapest flights from SNN to SOF are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from SNN to SOF?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from SNN to SOF. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Shannon Airport (SNN) to Sofia Airport (SOF)?
Direct flights from Shannon Airport (SNN) to Sofia Airport (SOF) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel details and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SNN to SOF?
Generally you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* However, this can change based on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Shannon Airport (SNN) to Sofia Airport (SOF)?
To avoid possible delays on the Shannon Airport (SNN) to Sofia Airport (SOF) route, aim to travel before 3 PM. Flights after this time are 22% more likely to be canceled.**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 Shannon Airport (SNN) to Sofia Airport (SOF) last-minute?
Waiting until just before your departure to book your flight from SNN to SOF generally means paying more. While you may come across some last-minute offers, they're not always guaranteed. Be flexible with your itinerary to maximize your chances of landing a bargain.
Is it cheaper to book a SNN to SOF flight and hotel package?
Compared with arranging flights and hotels separately, booking a SNN to SOF flight and hotel package with Expedia could result in significant savings. What's more, having it all in one place takes the hassle out of planning your trip. Simply secure your flights and select from our wide range of hotels, then personalize your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Shannon Airport (SNN) to Sofia Airport (SOF)?
In most cases, you can cancel or reschedule your SNN to SOF flight. However, additional fees may apply, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you'd like further information, visit our Customer Service portal.

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*Available to One Key members.