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$838+ Cheap flights from Sofia (SOF) to Buffalo (BUF)

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 11/28. Fares are subject to change and may not be available on all flights or dates of travel.
SOF — BUF
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Find flight deals from Sofia to Buffalo

Cheapest flights from Sofia to Buffalo
Explore the most affordable flight options available from Sofia to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This KLM deal was found by Cheapflights users on 11/12. 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 11/287:00 amSOF - BUF
2 stops17h 04mKLM
Tue 12/212:10 pmBUF - SOF
2 stops42h 55mKLM
Deal found 11/12$838
This Air France deal was found by Cheapflights users on 11/10. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/287:00 amSOF - BUF
2 stops41h 07mAir France
Tue 12/27:59 pmBUF - SOF
2 stops35h 06mAir France
Deal found 11/10$847

Cheap flight deals from Sofia to Buffalo

Discover tips and strategies to find the most affordable flight options for your journey from Sofia (SOF) to Buffalo (BUF). 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 November 13, 2025.

Most accurate provider

Expedia
2 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$838
(KLM)
Provider with most accurate pricing for Sofia-Buffalo flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sofia-Buffalo flights.
Search Deals
From Sofia to Buffalo
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Sofia to Buffalo 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 November 13, 2025.
Use the filters below to find and compare flights from Sofia to Buffalo that are best for you.

Fly from

Sofia

Fly to

Buffalo

Route

Depart

Return

Price

SofiaBuffalo

SOF - BUF

SOFBUF

Sofia

Fri 11/28

7:00 am-5:04 pm

2 stops17h 04m

Buffalo

Tue 12/2

12:10 pm-2:05 pm

2 stops42h 55m

$838

SofiaBuffalo

SOF - BUF

SOFBUF

Sofia

Fri 11/28

7:00 am-5:07 pm

2 stops41h 07m

Buffalo

Tue 12/2

7:59 pm-2:05 pm

2 stops35h 06m

$847

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

  • Most accurate provider: When it comes to deals on Sofia-Buffalo flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Sofia-Buffalo flight deals on Cheapflights vs. Expedia 90-95% of the time. Price accuracy is based on data collected from Sofia-Buffalo flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sofia-Buffalo flights, Cheapflights users trust Expedia the most. Expedia 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 Sofia-Buffalo 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 Sofia to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo from Sofia 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 Buffalo

Get insights into the airlines that provide service to Buffalo. 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 Buffalo. Reviews last updated November 13, 2025.
Peruse reviews from past customers who have flown with United Airlines from Sofia to Buffalo 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
9,017 reviews

Crew

8.1

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,017 reviews
United Airlines
7.4
Good
9,017 reviews

Crew

8.1

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Sofia to Buffalo. 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 Sofia to Buffalo?

    Airlines like KLM and Air France fly from Sofia to Buffalo in about 17h 04m. The time it takes to get you to your destination can typically vary by up to 24h 03m. Sofia and Buffalo are separated by a distance of 4805 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Sofia to Buffalo round-trip?

    Cheapflights users have booked flights from Sofia to Buffalo round-trip from $701.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Sofia to Buffalo 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

Traveling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Lockport
Cheektowaga
Orchard Park
Batavia
Williamsville
Eden
Amherst
West Seneca

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Alternative routes for Sofia to Buffalo

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

Top airline flying from Sofia to Buffalo

Discover the top airline that operate flights from Sofia to Buffalo. 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 November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$701Average$748FlexibilityNo cancel feeOn-time69%

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