$470 Cheap Flights from Sofia (SOF) to Buffalo (BUF)

View $470 flight on Fri, May 29, 2026Opens in a new window

Popular airlines from Sofia Airport (SOF) to Buffalo Niagara Intl. Airport (BUF)

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Cheap Flights from Sofia to Buffalo (SOF-BUF)

Prices were available within the past 7 days and start at $470 for one-way flights and $1,011 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Serbia
Thu, May 28 - Fri, May 29
SOF
Sofia
BUF
Buffalo
$1,011 Roundtrip, found 9 hours ago
$1,011
Roundtrip
found 9 hours ago
Select Air Serbia flight, departing Thu, May 28 from Sofia to Buffalo, returning Fri, May 29, priced at $1,011 found 9 hours ago
Lufthansa
Thu, May 28 - Fri, May 29
SOF
Sofia
BUF
Buffalo
$1,185 Roundtrip, found 9 hours ago
$1,185
Roundtrip
found 9 hours ago
Select Lufthansa flight, departing Thu, May 28 from Sofia to Buffalo, returning Fri, May 29, priced at $1,185 found 9 hours ago
Lufthansa
Thu, May 28 - Fri, May 29
SOF
Sofia
BUF
Buffalo
$1,224 Roundtrip, found 9 hours ago
$1,224
Roundtrip
found 9 hours ago
Select Lufthansa flight, departing Thu, May 28 from Sofia to Buffalo, returning Fri, May 29, priced at $1,224 found 9 hours ago
Lufthansa
Thu, May 28 - Fri, May 29
SOF
Sofia
BUF
Buffalo
$1,238 Roundtrip, found 9 hours ago
$1,238
Roundtrip
found 9 hours ago
Select Lufthansa flight, departing Thu, May 28 from Sofia to Buffalo, returning Fri, May 29, priced at $1,238 found 9 hours ago
Lufthansa
Thu, May 28 - Fri, May 29
SOF
Sofia
BUF
Buffalo
$1,277 Roundtrip, found 9 hours ago
$1,277
Roundtrip
found 9 hours ago
Select Lufthansa flight, departing Thu, May 28 from Sofia to Buffalo, returning Fri, May 29, priced at $1,277 found 9 hours ago
United
Thu, May 28 - Fri, May 29
SOF
Sofia
BUF
Buffalo
$1,468 Roundtrip, found 9 hours ago
$1,468
Roundtrip
found 9 hours ago
Select United flight, departing Thu, May 28 from Sofia to Buffalo, returning Fri, May 29, priced at $1,468 found 9 hours ago
Turkish Airlines
Thu, May 28 - Fri, May 29
SOF
Sofia
BUF
Buffalo
$1,497 Roundtrip, found 9 hours ago
$1,497
Roundtrip
found 9 hours ago
Select Turkish Airlines flight, departing Thu, May 28 from Sofia to Buffalo, returning Fri, May 29, priced at $1,497 found 9 hours ago
Turkish Airlines
Thu, May 28 - Fri, May 29
SOF
Sofia
BUF
Buffalo
$1,502 Roundtrip, found 9 hours ago
$1,502
Roundtrip
found 9 hours ago
Select Turkish Airlines flight, departing Thu, May 28 from Sofia to Buffalo, returning Fri, May 29, priced at $1,502 found 9 hours ago
Turkish Airlines
Thu, May 28 - Fri, May 29
SOF
Sofia
BUF
Buffalo
$1,567 Roundtrip, found 9 hours ago
$1,567
Roundtrip
found 9 hours ago
Select Turkish Airlines flight, departing Thu, May 28 from Sofia to Buffalo, returning Fri, May 29, priced at $1,567 found 9 hours ago
Bulgaria Air
Thu, May 28 - Fri, May 29
SOF
Sofia
BUF
Buffalo
$1,736 Roundtrip, found 9 hours ago
$1,736
Roundtrip
found 9 hours ago
Select Bulgaria Air flight, departing Thu, May 28 from Sofia to Buffalo, returning Fri, May 29, priced at $1,736 found 9 hours ago

Frequently asked questions

How much does a flight from Sofia Airport (SOF) to Buffalo Niagara Intl. Airport (BUF) cost?
Secure a cheap one-way flight from $470 or cheap return flight from $1,011 from Sofia Airport (SOF) to Buffalo Niagara Intl. Airport (BUF) 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 Buffalo Niagara Intl. Airport (BUF)?
May is the cheapest month to fly from SOF to BUF. Traveling outside of peak seasons is often the key to finding better deals on flights.
What is the cheapest airline that flies from Sofia Airport (SOF) to Buffalo Niagara Intl. Airport (BUF)?
To find the cheapest airline flying from SOF to BUF, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Sofia Airport (SOF) to Buffalo Niagara Intl. Airport (BUF)?
There aren't any daily direct flights available from Sofia Airport (SOF) to Buffalo Niagara Intl. Airport (BUF). But you can choose flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from SOF to BUF?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* But this can vary depending 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 Sofia Airport (SOF) to Buffalo Niagara Intl. Airport (BUF)?
To avoid possible delays on the Sofia Airport (SOF) to Buffalo Niagara Intl. Airport (BUF) route, travel before 3 PM. Flights after this time have a 22% higher chance of being 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 Sofia Airport (SOF) to Buffalo Niagara Intl. Airport (BUF) last-minute?
Booking your ticket from SOF to BUF just before your journey is typically more expensive. However, if there's some wiggle room with your departure times and dates, you could snag a cheap last-minute fare.
Is it cheaper to book a SOF to BUF flight and hotel package?
Compared with arranging flights and hotels separately, booking a SOF to BUF flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one easy place will take the hassle out of planning your trip. Simply pick your flights and select from our extensive range of stays, then tailor your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from Sofia Airport (SOF) to Buffalo Niagara Intl. Airport (BUF)?
If you reserved your SOF to BUF flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the ticket type 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, go to our Customer Service portal for more information.

Travel information

Origin airport
Sofia
Destination airport
Buffalo Niagara Intl.
Roundtrip price
$1,011
Distance
4808 mi

Book with confidence

Sofia to Buffalo Flights

The cheapest times to fly from Sofia to Buffalo

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

 

The best time to book a flight from Sofia to Buffalo

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

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 Buffalo in 2025. You can also book with separate airlines for your outbound and return journeys, from $470 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 Buffalo 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 Buffalo 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 Buffalo Flights

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*Available to One Key members.