$102 Cheap Flights from Sofia (SOF) to Porto (OPO)

View $102 flight on Fri, Nov 21, 2025Opens in a new window

Popular airlines from Sofia Airport (SOF) to Porto Airport (OPO)

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Cheap Flights from Sofia to Porto (SOF-OPO)

Prices were available within the past 7 days and start at $102 for one-way flights and $246 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aegean
Fri, Nov 21 - Fri, Nov 28
SOF
Sofia
OPO
Porto
$246 Roundtrip, found 1 day ago
$246
Roundtrip
found 1 day ago
Select Aegean flight, departing Fri, Nov 21 from Sofia to Porto, returning Fri, Nov 28, priced at $246 found 1 day ago
Aegean
Fri, Nov 21 - Fri, Nov 28
SOF
Sofia
OPO
Porto
$263 Roundtrip, found 1 day ago
$263
Roundtrip
found 1 day ago
Select Aegean flight, departing Fri, Nov 21 from Sofia to Porto, returning Fri, Nov 28, priced at $263 found 1 day ago
Air Serbia
Fri, Nov 21 - Fri, Nov 28
SOF
Sofia
OPO
Porto
$267 Roundtrip, found 1 day ago
$267
Roundtrip
found 1 day ago
Select Air Serbia flight, departing Fri, Nov 21 from Sofia to Porto, returning Fri, Nov 28, priced at $267 found 1 day ago
Air Serbia
Fri, Dec 5 - Fri, Dec 12
SOF
Sofia
OPO
Porto
$268 Roundtrip, found 1 day ago
$268
Roundtrip
found 1 day ago
Select Air Serbia flight, departing Fri, Dec 5 from Sofia to Porto, returning Fri, Dec 12, priced at $268 found 1 day ago
Aegean
Fri, Nov 21 - Fri, Nov 28
SOF
Sofia
OPO
Porto
$275 Roundtrip, found 1 day ago
$275
Roundtrip
found 1 day ago
Select Aegean flight, departing Fri, Nov 21 from Sofia to Porto, returning Fri, Nov 28, priced at $275 found 1 day ago
Aegean
Fri, Dec 5 - Fri, Dec 12
SOF
Sofia
OPO
Porto
$282 Roundtrip, found 1 day ago
$282
Roundtrip
found 1 day ago
Select Aegean flight, departing Fri, Dec 5 from Sofia to Porto, returning Fri, Dec 12, priced at $282 found 1 day ago
Aegean
Fri, Nov 21 - Fri, Nov 28
SOF
Sofia
OPO
Porto
$293 Roundtrip, found 1 day ago
$293
Roundtrip
found 1 day ago
Select Aegean flight, departing Fri, Nov 21 from Sofia to Porto, returning Fri, Nov 28, priced at $293 found 1 day ago
Lufthansa
Fri, Feb 20 - Mon, Feb 23
SOF
Sofia
OPO
Porto
$297 Roundtrip, found 16 hours ago
$297
Roundtrip
found 16 hours ago
Select Lufthansa flight, departing Fri, Feb 20 from Sofia to Porto, returning Mon, Feb 23, priced at $297 found 16 hours ago
Swiss International Air Lines
Sun, Feb 15 - Mon, Feb 16
SOF
Sofia
OPO
Porto
$302 Roundtrip, found 2 days ago
$302
Roundtrip
found 2 days ago
Select Swiss International Air Lines flight, departing Sun, Feb 15 from Sofia to Porto, returning Mon, Feb 16, priced at $302 found 2 days ago
Turkish Airlines
Fri, Feb 20 - Mon, Feb 23
SOF
Sofia
OPO
Porto
$381 Roundtrip, found 16 hours ago
$381
Roundtrip
found 16 hours ago
Select Turkish Airlines flight, departing Fri, Feb 20 from Sofia to Porto, returning Mon, Feb 23, priced at $381 found 16 hours ago

Alternative airports near Porto

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Dr. Francisco de Sa Carneiro OPO. Cheapest and Closest option available. Average driving time to city center is 14 minutes. Flights from $463
OPO
Dr. Francisco de Sa Carneiro
CheapestClosest
Average driving time to city center14 min
Flights from $463

Frequently asked questions

How much does a flight from Sofia Airport (SOF) to Dr. Francisco de Sa Carneiro Airport (OPO) cost?
Get a cheap one-way flight from $102 or cheap return flight from $246 from Sofia Airport (SOF) to Dr. Francisco de Sa Carneiro Airport (OPO) 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 Sofia Airport (SOF) to Dr. Francisco de Sa Carneiro Airport (OPO)?
November is the least expensive month to fly from SOF to OPO. Timing your trip outside of the busy season is often the key to finding better deals on flights.
What is the cheapest airline that flies from Sofia Airport (SOF) to Dr. Francisco de Sa Carneiro Airport (OPO)?
To find the cheapest airline flying from SOF to OPO, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Sofia Airport (SOF) to Dr. Francisco de Sa Carneiro Airport (OPO)?
Nonstop flights from Sofia Airport (SOF) to Dr. Francisco de Sa Carneiro Airport (OPO) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SOF to OPO?
Generally you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* But this can vary based on the season, airline 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 Sofia Airport (SOF) to Dr. Francisco de Sa Carneiro Airport (OPO)?
To arrive at Dr. Francisco de Sa Carneiro Airport (OPO) without delays, choose a flight that leaves from Sofia Airport (SOF) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Dr. Francisco de Sa Carneiro Airport (OPO) last-minute?
Booking your plane ticket from SOF to OPO right before your journey is usually more expensive. However, if you're flexible with your departure dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book a SOF to OPO flight and hotel package?
You'll generally save money by securing a SOF to OPO flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. Once you've selected your ideal accommodations and flights, consider adding extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from Sofia Airport (SOF) to Dr. Francisco de Sa Carneiro Airport (OPO)?
If you booked your SOF to OPO flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Travel information

Origin airport
Sofia
Destination airport
Dr. Francisco de Sa Carneiro
Airlines serving
Air Serbia, Austrian Airlines, Iberia, LOT-Polish Airlines, Lufthansa, Swiss International Air Lines, TAP Portugal, Turkish Airlines
Roundtrip price
$245
Distance
1640 mi

Book with confidence

Book with confidence

Sofia to Porto Flights

The cheapest times to fly from Sofia to Porto

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

 

The best time to book a flight from Sofia to Porto

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

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 Porto in 2025. You can also book with separate airlines for your outbound and return journeys, from $102 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 Porto 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 Porto 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 Porto Flights

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