When did momondo last update prices for flights from Kentucky to Bulgaria?

Prices for flights from Kentucky to Bulgaria are refreshed on a daily basis.

How many operators does momondo search for flights from Kentucky to Bulgaria?

As of September 2025, there are 4 operators available to choose from for flights from Kentucky to Bulgaria.

How old do you have to be to fly from Kentucky to Bulgaria?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Kentucky to Bulgaria.

What documentation or ID do you need to fly to Bulgaria?

The travel and health documents you'll need for your trip to Bulgaria may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bulgaria. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$601 Cheap Flights from Kentucky to Bulgaria in 2025/26

1 adult

0 bags

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Find the cheapest flights from Kentucky to Bulgaria

Round-trip

Cheap round-trip flights

12:44 pm - 2:05 pmBNA-SOF

17h 21m2 stops

7:00 am - 8:34 pmSOF-BNA

21h 34m2 stops

$601Multiple Airlines

Find Deal

Wed, Nov 19 - Wed, Dec 3

7:05 am - 6:20 pmLEX-SOF

28h 15m2 stops

2:25 pm - 1:17 pmSOF-LEX

29h 52m2 stops

$641United Airlines

Find Deal

Wed, Nov 12 - Sun, Nov 16

7:05 am - 6:20 pmLEX-SOF

28h 15m2 stops

6:10 am - 11:44 pmSOF-LEX

24h 34m2 stops

$666United Airlines

Find Deal

Wed, Nov 12 - Sun, Nov 16

5:30 pm - 11:15 amBNA-SOF

57h 45m2 stops

9:00 pm - 4:15 pmSOF-BNA

27h 15m1 stop

$905British Airways

Find Deal

Wed, Nov 19 - Wed, Dec 3

United Airlines flights from Kentucky to Bulgaria

Our best United Airlines deals on Kentucky to Bulgaria flight tickets

United Airlines

Nov 12

LEX7:05 amLexington Blue Grass

28h 15m

2 stops

SOF6:20 pmSofia

Nov 16

SOF2:25 pmSofia

29h 52m

2 stops

LEX1:17 pmLexington Blue Grass

$641

Find similar

United Airlines

Nov 12

LEX7:05 amLexington Blue Grass

28h 15m

2 stops

SOF6:20 pmSofia

Nov 16

SOF6:10 amSofia

24h 34m

2 stops

LEX11:44 pmLexington Blue Grass

$666

Find similar

Fly from

Fly to

Route

Depart

Return

Price

NashvilleSofia

BNA - SOF

BNASOF

Nashville Intl

Wed 11/19

12:44 pm-2:05 pm

2 stops17h 21m

Sofia

Wed 12/3

7:00 am-8:34 pm

2 stops21h 34m

$601

LexingtonSofia

LEX - SOF

LEXSOF

Lexington Blue Grass

Wed 11/12

7:05 am-6:20 pm

2 stops28h 15m

Sofia

Sun 11/16

2:25 pm-1:17 pm

2 stops29h 52m

$641

LexingtonSofia

LEX - SOF

LEXSOF

Lexington Blue Grass

Wed 11/12

7:05 am-6:20 pm

2 stops28h 15m

Sofia

Sun 11/16

6:10 am-11:44 pm

2 stops24h 34m

$666

NashvilleSofia

BNA - SOF

BNASOF

Nashville Intl

Wed 11/19

5:30 pm-11:15 am

2 stops57h 45m

Sofia

Wed 12/3

9:00 pm-4:15 pm

1 stop27h 15m

$905

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Kentucky to Bulgaria

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 day to depart on your flight to Bulgaria?

The cheapest day to depart from Kentucky to Bulgaria is on a Wednesday when prices can be found for as low as $786. On the other hand, Monday is the most expensive day to depart from Kentucky because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,016.

What is the cheapest time of day to depart on your flight to Bulgaria?

In the afternoon is the cheapest time of day to fly from Kentucky to Bulgaria when you can find flight prices for as low as $933. Flying to Bulgaria in the afternoon is an ideal time because this is during off-peak travel hours. Flights to Bulgaria are more costly in the morning, with an average ticket price of $1,011. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Cheap Kentucky to Bulgaria flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kentucky to Bulgaria

Direct flights	None

There are no direct flights from Kentucky to Bulgaria. There are no popular flight routes from Kentucky to Bulgaria.

Search flight deals

When did momondo last update prices for flights from Kentucky to Bulgaria?
Prices for flights from Kentucky to Bulgaria are refreshed on a daily basis.
How many operators does momondo search for flights from Kentucky to Bulgaria?
As of September 2025, there are 4 operators available to choose from for flights from Kentucky to Bulgaria.
How old do you have to be to fly from Kentucky to Bulgaria?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Kentucky to Bulgaria.
What documentation or ID do you need to fly to Bulgaria?
The travel and health documents you'll need for your trip to Bulgaria may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bulgaria. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Kentucky to Bulgaria?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Kentucky to Bulgaria. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Kentucky to Bulgaria with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Bulgaria from Kentucky with this policy.

How can momondo help me find flights from Kentucky to Bulgaria?

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 Kentucky to Bulgaria.

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

Yes. momondo can track prices for Kentucky to Bulgaria flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.