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$794+ Cheap flights from Buffalo (BUF) to Bulgaria

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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SOF
mai 18 — mai 251
lun. 5/18
lun. 5/25
1 adult, Economy
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Cheap flight deals from Buffalo to Bulgaria

Cheapest flights from Buffalo to Bulgaria
Explore the most affordable flight options available from Buffalo to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on avril 18, 2026.

This United Airlines deal was found by Cheapflights users on 4/15. 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.
dim. 10/182:44 pm
BUF
-
SOF
2 stops20h 56m
United Airlines
mer. 10/216:20 am
SOF
-
BUF
2 stops21h 11m
United Airlines
Deal found 4/15$794
This KLM deal was found by Cheapflights users on 4/13. 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.
dim. 8/23:50 pm
BUF
-
SOF
2 stops15h 10m
KLM
sam. 8/227:00 am
SOF
-
BUF
2 stops23h 56m
KLM
Deal found 4/13$846
This Justfly.com deal was found by Cheapflights users on 4/14. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 5/101:57 pm
BUF
-
SOF
2 stops17h 58m
SWISS
sam. 5/301:45 pm
SOF
-
BUF
2 stops34h 07m
SWISS
Deal found 4/14$1,163
This Justfly.com deal was found by Cheapflights users on 4/14. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 5/101:57 pm
BUF
-
SOF
2 stops17h 58m
Multiple Airlines
dim. 5/317:25 pm
SOF
-
BUF
2 stops53h 40m
Multiple Airlines
Deal found 4/14$1,173
This Justfly.com deal was found by Cheapflights users on 4/14. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 5/101:57 pm
BUF
-
SOF
2 stops17h 58m
SWISS
lun. 6/13:40 pm
SOF
-
BUF
2 stops36h 23m
SWISS
Deal found 4/14$1,224
This Air Canada deal was found by Cheapflights users on 4/13. 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.
dim. 8/210:57 am
BUF
-
SOF
3 stops18h 13m
Air Canada
sam. 8/226:20 am
SOF
-
BUF
3 stops21h 48m
Air Canada
Deal found 4/13$1,963

Find flight deals from Buffalo to Bulgaria

Keep the following information in mind while searching for Buffalo to Bulgaria flight deals. Data was last updated avril 18, 2026.

Round-trip from

$846
(KLM)
From Buffalo to Bulgaria
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo to Bulgaria 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 avril 18, 2026.
Use the filters below to find and compare flights from Buffalo to Bulgaria that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

dim. 8/2

3:50 pm-2:00 pm

2 stops15h 10m

Sofia

sam. 8/22

7:00 am-11:56 pm

2 stops23h 56m

$846

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

dim. 5/10

1:57 pm-2:55 pm

2 stops17h 58m

Sofia

sam. 5/30

1:45 pm-4:52 pm

2 stops34h 07m

$1,163

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

dim. 5/10

1:57 pm-2:55 pm

2 stops17h 58m

Sofia

dim. 5/31

7:25 pm-6:05 pm

2 stops53h 40m

$1,173

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

dim. 5/10

1:57 pm-2:55 pm

2 stops17h 58m

Sofia

lun. 6/1

3:40 pm-9:03 pm

2 stops36h 23m

$1,224

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

dim. 8/2

10:57 am-12:10 pm

3 stops18h 13m

Sofia

sam. 8/22

6:20 am-9:08 pm

3 stops21h 48m

$1,963
Cheapest one-way

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

sam. 6/27

9:14 am-8:45 am

2 stops16h 31m

$1,128

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

sam. 5/23

5:34 pm-8:15 pm

2 stops19h 41m

$1,162

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

dim. 5/24

6:15 pm-8:15 pm

2 stops19h 00m

$1,162
Quickest one-way

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

lun. 5/25

1:54 pm-12:15 pm

2 stops15h 21m

$1,629

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Sorted by cheapest first

Best time to book a flight from Buffalo to Bulgaria

Have a flexible travel schedule? Discover the best time to fly to Bulgaria 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.

Cheapflights Insights

Everything you need to know about your flight from Buffalo to Bulgaria
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Bulgaria

Get insights into the airlines that provide service to Bulgaria. 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 Bulgaria. Reviews last updated avril 18, 2026.
See what other customers who have flown with KLM and United Airlines from Buffalo to Bulgaria have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,502 reviews

Crew

8.4

Food

7.3

Comfort

7.7

Overall

7.8

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.8
Good
1,502 reviews
KLM
7.8
Good
1,502 reviews

Crew

8.4

Food

7.3

Comfort

7.7

Overall

7.8

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
United Airlines
7.4
Good
9,604 reviews
KLM
7.8
Good
1,502 reviews

Crew

8.4

Food

7.3

Comfort

7.7

Overall

7.8

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

Related info for your journey

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

  • What airport do you fly from for flights from Buffalo to Bulgaria?

    Most people fly from Buffalo (BUF) if they book a flight from Buffalo to Bulgaria. Buffalo is conveniently located just 8.3 mi from Buffalo’s city center.

  • How long is the flight from Buffalo to Bulgaria?

    KLM, SWISS, and Air Canada can get you from Buffalo to Bulgaria in just under 15h 10m. Your travel time can differ by up to 3h 03m. Buffalo and Bulgaria are separated by a distance of 4805 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Buffalo to Bulgaria 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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Top 2 airlines flying from Buffalo to Bulgaria

Discover the top 2 airlines that operate flights from Buffalo to Bulgaria. 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 avril 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$493Average$1,086FlexibilityNo cancel feeOn-time69%
KLMCheapest$677Average$677FlexibilityNo cancel feeOn-time75%

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