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Cheap flights from Buffalo to Sofia from $846

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to Sofia departing on 8/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Buffalo to Sofia

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
3:50 pm - 2:00 pm
BUF
-
SOF
15h 10m
2 stops
KLM Logo
7:00 am - 11:56 pm
SOF
-
BUF
23h 56m
2 stops
$846KLM
Sun, Aug 2 - Sat, Aug 22
SWISS Logo
1:57 pm - 2:55 pm
BUF
-
SOF
17h 58m
2 stops
SWISS Logo
1:45 pm - 4:52 pm
SOF
-
BUF
34h 07m
2 stops
$1,163SWISS
Sun, May 10 - Sat, May 30
Multiple Airlines Logo
1:57 pm - 2:55 pm
BUF
-
SOF
17h 58m
2 stops
Multiple Airlines Logo
7:25 pm - 6:05 pm
SOF
-
BUF
53h 40m
2 stops
$1,173Multiple Airlines
Sun, May 10 - Sun, May 31
SWISS Logo
1:57 pm - 2:55 pm
BUF
-
SOF
17h 58m
2 stops
SWISS Logo
3:40 pm - 9:03 pm
SOF
-
BUF
36h 23m
2 stops
$1,224SWISS
Sun, May 10 - Mon, Jun 1
Air Canada Logo
10:57 am - 12:10 pm
BUF
-
SOF
18h 13m
3 stops
Air Canada Logo
6:20 am - 9:08 pm
SOF
-
BUF
21h 48m
3 stops
$1,963Air Canada
Sun, Aug 2 - Sat, Aug 22

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SWISS flights from Buffalo to Sofia

Our best SWISS deals on Buffalo to Sofia flight tickets
SWISS
May 10
BUF1:57 pmBuffalo
17h 58m
2 stops
SOF2:55 pmSofia
May 30
SOF1:45 pmSofia
34h 07m
2 stops
BUF4:52 pmBuffalo
$1,163
SWISS
May 10
BUF1:57 pmBuffalo
17h 58m
2 stops
SOF2:55 pmSofia
Jun 1
SOF3:40 pmSofia
36h 23m
2 stops
BUF9:03 pmBuffalo
$1,224

momondo 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, momondo users made 832,500 searches. Data last updated April 16, 2026.
Use the filters below to find and compare flights from Buffalo to Sofia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

Sun 8/2

3:50 pm-2:00 pm

2 stops15h 10m

Sofia

Sat 8/22

7:00 am-11:56 pm

2 stops23h 56m

$846

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

Sun 5/10

1:57 pm-2:55 pm

2 stops17h 58m

Sofia

Sat 5/30

1:45 pm-4:52 pm

2 stops34h 07m

$1,163

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

Sun 5/10

1:57 pm-2:55 pm

2 stops17h 58m

Sofia

Sun 5/31

7:25 pm-6:05 pm

2 stops53h 40m

$1,173

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

Sun 5/10

1:57 pm-2:55 pm

2 stops17h 58m

Sofia

Mon 6/1

3:40 pm-9:03 pm

2 stops36h 23m

$1,224

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

Sun 8/2

10:57 am-12:10 pm

3 stops18h 13m

Sofia

Sat 8/22

6:20 am-9:08 pm

3 stops21h 48m

$1,963
Cheapest one-way

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

Sat 5/23

5:34 pm-8:15 pm

2 stops19h 41m

$1,162
Quickest one-way

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

Mon 5/25

1:54 pm-12:15 pm

2 stops15h 21m

$1,629

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Sofia from

How to get the cheapest flight ticket from Buffalo to Sofia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Buffalo to Sofia?

Turkish Airlines and SWISS are the most popular carriers operating from Buffalo to Sofia

When to book flights from Buffalo to Sofia

Are you open to changing your travel dates? Check out the ideal times to fly from Buffalo to Sofia according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Buffalo to Sofia (BUF to SOF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to Sofia

Fastest flight time

15h 10m

Direct flights

None
The fastest flight from Buffalo to Sofia takes 15h 10m
There are no direct flights from Buffalo to Sofia. There are no popular flight routes from Buffalo to Sofia.
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Frequently asked questions about flying from Buffalo to Sofia

  • How far is Buffalo to Sofia by plane?

    Sofia is 4809.3 mi away from Buffalo. A reasonable flight in good conditions will take 15h 10m.

  • When did momondo last update prices for flights from Buffalo Airport to Sofia Airport?

    Prices for flights from Buffalo Airport to Sofia Airport were last updated today.

  • How many operators does momondo search for flights from Buffalo Airport to Sofia Airport?

  • How old do you have to be to fly from Buffalo Airport to Sofia Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Buffalo Airport to Sofia Airport.

  • What documentation or ID do you need to fly to Sofia Airport?

    The required travel and health documents for your Sofia Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sofia Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Buffalo to Sofia?

Best airlines flying from Buffalo to Sofia

Compare and see reviews for airlines that fly from Buffalo to Sofia with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $493Free CancellationRating
7.4
9,601 reviews
Search United Airlines flights
KLMPriceFrom $677Free CancellationRating
7.8
1,499 reviews
Search KLM flights

Traveling to a place near Sofia?

Book flights to Sofia if you plan to visit one of these locations
Bansko
Borovets
Velingrad
Sandanski

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to Sofia?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Buffalo to Sofia for you.

Can I find flights from Buffalo to Sofia with flexible booking policies on momondo?

momondo does allow users to show only those flights to Sofia from Buffalo which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Buffalo to Sofia?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Buffalo to Sofia.

I’m not ready to book a flight from Buffalo to Sofia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Buffalo to Sofia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Sofia and let you know when they change.

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Fly your favorite airline to Sofia

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
United Airlines
KLM