$374 Cheap Flights from Pittsburgh (PIT) to Sofia (SOF)

View $374 flight on Tue, Nov 4, 2025Opens in a new window

Popular airlines from Pittsburgh Intl. Airport (PIT) to Sofia Airport (SOF)

Cheap Flights from Pittsburgh to Sofia (PIT-SOF)

Prices were available within the past 7 days and start at $374 for one-way flights and $611 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sun, Nov 2 - Tue, Nov 11
PIT
Pittsburgh
SOF
Sofia
$611 Roundtrip, found 4 days ago
$611
Roundtrip
found 4 days ago
Select United flight, departing Sun, Nov 2 from Pittsburgh to Sofia, returning Tue, Nov 11, priced at $611 found 4 days ago
Swiss International Air Lines
Wed, Oct 29 - Wed, Nov 5
PIT
Pittsburgh
SOF
Sofia
$613 Roundtrip, found 19 hours ago
$613
Roundtrip
found 19 hours ago
Select Swiss International Air Lines flight, departing Wed, Oct 29 from Pittsburgh to Sofia, returning Wed, Nov 5, priced at $613 found 19 hours ago
United
Mon, Oct 20 - Wed, Nov 5
PIT
Pittsburgh
SOF
Sofia
$615 Roundtrip, found 4 days ago
$615
Roundtrip
found 4 days ago
Select United flight, departing Mon, Oct 20 from Pittsburgh to Sofia, returning Wed, Nov 5, priced at $615 found 4 days ago
Lufthansa
Wed, Oct 29 - Wed, Nov 5
PIT
Pittsburgh
SOF
Sofia
$615 Roundtrip, found 19 hours ago
$615
Roundtrip
found 19 hours ago
Select Lufthansa flight, departing Wed, Oct 29 from Pittsburgh to Sofia, returning Wed, Nov 5, priced at $615 found 19 hours ago
Air Canada
Wed, Oct 29 - Wed, Nov 5
PIT
Pittsburgh
SOF
Sofia
$617 Roundtrip, found 19 hours ago
$617
Roundtrip
found 19 hours ago
Select Air Canada flight, departing Wed, Oct 29 from Pittsburgh to Sofia, returning Wed, Nov 5, priced at $617 found 19 hours ago
Air Canada
Sun, Nov 9 - Tue, Nov 18
PIT
Pittsburgh
SOF
Sofia
$618 Roundtrip, found 5 days ago
$618
Roundtrip
found 5 days ago
Select Air Canada flight, departing Sun, Nov 9 from Pittsburgh to Sofia, returning Tue, Nov 18, priced at $618 found 5 days ago
Lufthansa
Wed, Oct 29 - Wed, Nov 5
PIT
Pittsburgh
SOF
Sofia
$619 Roundtrip, found 19 hours ago
$619
Roundtrip
found 19 hours ago
Select Lufthansa flight, departing Wed, Oct 29 from Pittsburgh to Sofia, returning Wed, Nov 5, priced at $619 found 19 hours ago
Air Canada
Wed, Oct 29 - Wed, Nov 5
PIT
Pittsburgh
SOF
Sofia
$621 Roundtrip, found 19 hours ago
$621
Roundtrip
found 19 hours ago
Select Air Canada flight, departing Wed, Oct 29 from Pittsburgh to Sofia, returning Wed, Nov 5, priced at $621 found 19 hours ago
Swiss International Air Lines
Wed, Oct 29 - Wed, Nov 5
PIT
Pittsburgh
SOF
Sofia
$623 Roundtrip, found 19 hours ago
$623
Roundtrip
found 19 hours ago
Select Swiss International Air Lines flight, departing Wed, Oct 29 from Pittsburgh to Sofia, returning Wed, Nov 5, priced at $623 found 19 hours ago
British Airways
Sun, Oct 19 - Mon, Nov 3
PIT
Pittsburgh
SOF
Sofia
$636 Roundtrip, found 4 days ago
$636
Roundtrip
found 4 days ago
Select British Airways flight, departing Sun, Oct 19 from Pittsburgh to Sofia, returning Mon, Nov 3, priced at $636 found 4 days ago

Find the cheapest month to fly from Pittsburgh (PIT) to Sofia (SOF)

November is typically the cheapest month to fly

From $565 - $1,358 per traveler.

Graph displaying average flight prices per month

Alternative airports near Sofia

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

Select flight to Sofia Airport SOF. Cheapest and Closest option available. Average driving time to city center is 11 minutes. Flights from $1,121
SOF
Sofia Airport
CheapestClosest
Average driving time to city center11 min
Flights from $1,121
Flights from Pittsburgh (PIT) to Sofia (SOF)
Origin airport
Pittsburgh Intl.
Destination airport
Sofia
Airlines serving
Air Canada, Air France, Austrian Airlines, British Airways, JetBlue Airways, KLM, Lufthansa, Swiss International Air Lines, Turkish Airlines, United
Roundtrip price
$611
Distance
4977 mi

Pittsburgh to Sofia Flights

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

 

The best time to book a flight from Pittsburgh to Sofia

Sunday is one of the best days to book for cheap flights from Pittsburgh 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 Pittsburgh 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 Pittsburgh to Sofia in 2025. You can also book with separate airlines for your outbound and return journeys, from $374 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 Pittsburgh 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 Pittsburgh 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 Pittsburgh Intl. Airport (PIT) to Sofia Airport (SOF) cost?
Secure a cheap one-way flight from $374 or cheap return flight from $611 from Pittsburgh Intl. Airport (PIT) 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 Pittsburgh Intl. Airport (PIT) to Sofia Airport (SOF)?
The cheapest month to fly from PIT to SOF is November, when there's less demand. Off-peak months are often when airlines offer better prices between these airports.
What is the cheapest airline that flies from Pittsburgh Intl. Airport (PIT) to Sofia Airport (SOF)?
To find the cheapest airline that'll fly you from PIT to SOF, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Pittsburgh Intl. Airport (PIT) to Sofia Airport (SOF)?
There are no daily nonstop flights available from Pittsburgh Intl. Airport (PIT) to Sofia Airport (SOF). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from PIT to SOF?
Usually you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can change based on the airline, time of year 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 Pittsburgh Intl. Airport (PIT) to Sofia Airport (SOF)?
Choose a flight from Pittsburgh Intl. Airport (PIT) to Sofia Airport (SOF) that leaves before 3 PM to reduce the likelihood of delays. Departures after this hour 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 Pittsburgh Intl. Airport (PIT) to Sofia Airport (SOF) last-minute?
Waiting until right before your break to book your flight from PIT to SOF often results in higher prices. Although you may find some last-minute offers, there's no guarantee. Keep your travel schedule open for a better chance of landing a bargain.
Is it cheaper to book a PIT to SOF flight and hotel package?
Securing a PIT to SOF flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Choose from our wide range of accommodations and then add activities, car rentals and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Pittsburgh Intl. Airport (PIT) to Sofia Airport (SOF)?
If you booked your PIT to SOF flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

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*Available to One Key members.