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Cheap flights from Buffalo to Sofia from $632

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 5/4. 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

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Find the cheapest flights from Buffalo to Sofia

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
10:35 am - 12:10 pm
BUF
-
SOF
18h 35m
2 stops
United Airlines Logo
6:20 am - 4:47 pm
SOF
-
BUF
17h 27m
2 stops
$632United Airlines
Mon, May 4 - Fri, Oct 2
Multiple Airlines Logo
7:50 pm - 6:40 pm
BUF
-
SOF
15h 50m
2 stops
Multiple Airlines Logo
3:40 pm - 4:47 pm
SOF
-
BUF
56h 07m
2 stops
$639Multiple Airlines
Tue, May 5 - Mon, Oct 5
United Airlines Logo
10:35 am - 12:10 pm
BUF
-
SOF
18h 35m
2 stops
United Airlines Logo
12:55 pm - 11:26 pm
SOF
-
BUF
41h 31m
2 stops
$643United Airlines
Tue, May 5 - Mon, Oct 5
Multiple Airlines Logo
7:50 pm - 6:40 pm
BUF
-
SOF
15h 50m
2 stops
Multiple Airlines Logo
1:45 pm - 8:31 pm
SOF
-
BUF
37h 46m
2 stops
$680Multiple Airlines
Tue, May 5 - Sat, Oct 3
United Airlines Logo
2:45 pm - 12:10 pm
BUF
-
SOF
14h 25m
2 stops
United Airlines Logo
6:10 am - 4:47 pm
SOF
-
BUF
17h 37m
2 stops
$693United Airlines
Mon, May 4 - Sun, Oct 4
Air Canada Logo
11:02 am - 12:10 pm
BUF
-
SOF
18h 08m
3 stops
Air Canada Logo
6:20 am - 8:31 pm
SOF
-
BUF
21h 11m
3 stops
$779Air Canada
Tue, May 5 - Fri, Oct 2
Air Canada Logo
11:02 am - 12:10 pm
BUF
-
SOF
18h 08m
3 stops
Air Canada Logo
6:20 am - 8:31 pm
SOF
-
BUF
21h 11m
3 stops
$864Air Canada
Mon, May 4 - Fri, Oct 2
Air Canada Logo
11:02 am - 12:10 pm
BUF
-
SOF
18h 08m
3 stops
Air Canada Logo
6:20 am - 8:31 pm
SOF
-
BUF
21h 11m
3 stops
$945Air Canada
Tue, May 5 - Sat, Oct 3
Air Canada Logo
11:02 am - 12:10 pm
BUF
-
SOF
18h 08m
3 stops
Air Canada Logo
6:30 am - 8:31 pm
SOF
-
BUF
21h 01m
3 stops
$1,030Air Canada
Mon, May 4 - Thu, Oct 1
Air Canada Logo
11:02 am - 12:10 pm
BUF
-
SOF
18h 08m
3 stops
Air Canada Logo
6:20 am - 8:31 pm
SOF
-
BUF
21h 11m
3 stops
$1,128Air Canada
Tue, May 5 - Sun, Oct 4

United Airlines flights from Buffalo to Sofia

Our best United Airlines deals on Buffalo to Sofia flight tickets
United Airlines
May 4
BUF10:35 amBuffalo
18h 35m
2 stops
SOF12:10 pmSofia
Oct 2
SOF6:20 amSofia
17h 27m
2 stops
BUF4:47 pmBuffalo
$632
United Airlines
May 5
BUF10:35 amBuffalo
18h 35m
2 stops
SOF12:10 pmSofia
Oct 5
SOF12:55 pmSofia
41h 31m
2 stops
BUF11:26 pmBuffalo
$643
United Airlines
May 4
BUF2:45 pmBuffalo
14h 25m
2 stops
SOF12:10 pmSofia
Oct 4
SOF6:10 amSofia
17h 37m
2 stops
BUF4:47 pmBuffalo
$693

Air Canada flights from Buffalo to Sofia

Our best Air Canada deals on Buffalo to Sofia flight tickets
Air Canada
May 5
BUF11:02 amBuffalo
18h 08m
3 stops
SOF12:10 pmSofia
Oct 2
SOF6:20 amSofia
21h 11m
3 stops
BUF8:31 pmBuffalo
$779
Air Canada
May 4
BUF11:02 amBuffalo
18h 08m
3 stops
SOF12:10 pmSofia
Oct 2
SOF6:20 amSofia
21h 11m
3 stops
BUF8:31 pmBuffalo
$864
Air Canada
May 5
BUF11:02 amBuffalo
18h 08m
3 stops
SOF12:10 pmSofia
Oct 3
SOF6:20 amSofia
21h 11m
3 stops
BUF8:31 pmBuffalo
$945

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 February 27, 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

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

Mon 5/4

10:35 am-12:10 pm

2 stops18h 35m

Sofia

Fri 10/2

6:20 am-4:47 pm

2 stops17h 27m

$632

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

Tue 5/5

7:50 pm-6:40 pm

2 stops15h 50m

Sofia

Mon 10/5

3:40 pm-4:47 pm

2 stops56h 07m

$639

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

Tue 5/5

10:35 am-12:10 pm

2 stops18h 35m

Sofia

Mon 10/5

12:55 pm-11:26 pm

2 stops41h 31m

$643

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

Tue 5/5

7:50 pm-6:40 pm

2 stops15h 50m

Sofia

Sat 10/3

1:45 pm-8:31 pm

2 stops37h 46m

$680

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

Mon 5/4

2:45 pm-12:10 pm

2 stops14h 25m

Sofia

Sun 10/4

6:10 am-4:47 pm

2 stops17h 37m

$693

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

Tue 5/5

11:02 am-12:10 pm

3 stops18h 08m

Sofia

Fri 10/2

6:20 am-8:31 pm

3 stops21h 11m

$779

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

Mon 5/4

11:02 am-12:10 pm

3 stops18h 08m

Sofia

Fri 10/2

6:20 am-8:31 pm

3 stops21h 11m

$864

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

Tue 5/5

11:02 am-12:10 pm

3 stops18h 08m

Sofia

Sat 10/3

6:20 am-8:31 pm

3 stops21h 11m

$945

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

Mon 5/4

11:02 am-12:10 pm

3 stops18h 08m

Sofia

Thu 10/1

6:30 am-8:31 pm

3 stops21h 01m

$1,030

BuffaloSofia

BUF - SOF

BUFSOF

Buffalo

Tue 5/5

11:02 am-12:10 pm

3 stops18h 08m

Sofia

Sun 10/4

6:20 am-8:31 pm

3 stops21h 11m

$1,128

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

18h 35m

Direct flights

None
The fastest flight from Buffalo to Sofia takes 18h 35m
There are no direct flights from Buffalo to Sofia. There are no popular flight routes from Buffalo to Sofia.
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  • How far is Buffalo to Sofia by plane?

    Sofia is 4809.3 mi away from Buffalo. A reasonable flight in good conditions will take 18h 35m.

  • 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
9,349 reviews
Search United Airlines flights
LufthansaPriceFrom $555Free CancellationRating
6.8
7,815 reviews
Search Lufthansa flights

  • How do I get Price Alerts for flights from Buffalo to Sofia?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Buffalo from Sofia. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Buffalo to Sofia with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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.

An easier way to manage your Sofia trip

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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
Lufthansa