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Sofia

$793+ Cheap flights from Buffalo (BUF) to Sofia (SOF)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SOF
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheap flight deals from Buffalo to Sofia

Cheapest flights from Buffalo to Sofia
Explore the most affordable flight options available from Buffalo to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/55:23 pm
BUF
-
SOF
2 stops22h 22m
United Airlines
Mon 2/91:45 pm
SOF
-
BUF
2 stops34h 55m
United Airlines
Deal found 1/26$793
This KLM deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/133:56 pm
BUF
-
SOF
2 stops16h 09m
KLM
Fri 3/207:00 am
SOF
-
BUF
2 stops18h 16m
KLM
Deal found 1/27$867
This oojo deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/2710:44 am
BUF
-
SOF
2 stops26h 26m
British Airways
Sun 7/129:05 pm
SOF
-
BUF
2 stops33h 51m
British Airways
Deal found 1/27$1,091
This Mytrip deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/132:49 pm
BUF
-
SOF
3 stops18h 41m
Multiple Airlines
Fri 3/202:35 pm
SOF
-
BUF
3 stops28h 42m
Multiple Airlines
Deal found 1/27$1,783
This Air Canada deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/2710:50 am
BUF
-
SOF
3 stops18h 20m
Air Canada
Sun 7/126:10 am
SOF
-
BUF
3 stops21h 21m
Air Canada
Deal found 1/27$2,426

Find flight deals from Buffalo to Sofia

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to Sofia (SOF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$867
(KLM)
Provider with most accurate pricing for Buffalo-Sofia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Buffalo-Sofia flights.
Search Deals
From Buffalo to Sofia
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo to Sofia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 28, 2026.
Use the filters below to find and compare flights from Buffalo to Sofia that are best for you.

Fly from

Buffalo

Fly to

Sofia

Route

Depart

Return

Price

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

Fri 3/13

3:56 pm-2:05 pm

2 stops16h 09m

Sofia

Fri 3/20

7:00 am-7:16 pm

2 stops18h 16m

$867

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

Fri 3/13

2:49 pm-3:30 pm

3 stops18h 41m

Sofia

Fri 3/20

2:35 pm-1:17 pm

3 stops28h 42m

$1,783

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

Sat 6/27

10:50 am-12:10 pm

3 stops18h 20m

Sofia

Sun 7/12

6:10 am-8:31 pm

3 stops21h 21m

$2,426

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Compare providers for flights from Buffalo to Sofia

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Buffalo to Sofia in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Buffalo-Sofia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-Sofia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buffalo-Sofia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Buffalo-Sofia flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Buffalo-Sofia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Buffalo to Sofia

Have a flexible travel schedule? Discover the best time to fly to Sofia from Buffalo with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Sofia

Get insights into the airlines that provide service to Sofia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sofia. Reviews last updated January 28, 2026.
Peruse reviews from past customers who have flown with United Airlines and Lufthansa from Buffalo to Sofia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,206 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,206 reviews
United Airlines
7.4
Good
9,206 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Lufthansa
6.8
Okay
7,749 reviews
United Airlines
7.4
Good
9,206 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Buffalo to Sofia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Buffalo to Sofia?

    KLM and Air Canada can get you from Buffalo to Sofia in just under 16h 09m. Your travel time can differ by up to 2h 11m. There are 4805 mi between Buffalo and Sofia. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Buffalo to Sofia round-trip?

    Our cheapest airline available from Buffalo to Sofia is United Airlines. Our recent data shows that you can find tickets from as low as $493 on this airline. An additional option worth looking into is Lufthansa, starting at $555.

  • Can I find deals for flights from Buffalo to Sofia that include hotel bookings?

    Yes. In addition to deals on Buffalo to Sofia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Buffalo to Sofia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buffalo to Sofia.

  • Can I find deals for business class flights from Buffalo to Sofia?

    Yes. Cheapflights offers flight deals from Buffalo to Sofia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Buffalo to Sofia

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Sofia flights
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Stewart to Sofia flights

Top 2 airlines flying from Buffalo to Sofia

Discover the top 2 airlines that operate flights from Buffalo to Sofia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$493Average$1,086FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$555Average$804FlexibilityNo cancel feeOn-time76%

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