How do I get Price Alerts for flights from Kentucky to Bulgaria?

Search flight deals from Kentucky to Bulgaria . While viewing offers you’ll have the option to create a Price Alert.

How can I save money on flights from Kentucky to Bulgaria with momondo?

By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

How does momondo find its flight prices?

momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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 October 2026, there is 1 operator 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.

$743 Cheap Flights from Kentucky to Bulgaria in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Kentucky to Bulgaria

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:40 am - 1:15 pmLEX Lexington Blue Grass-SOF Sofia

21h 35m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

6:25 am - 8:37 pmSOF Sofia-LEX Lexington Blue Grass

21h 12m2 stops Frankfurt am Main Chicago O'Hare Intl

$743United Airlines

Mon, Feb 8 - Wed, Feb 10

1:50 pm - 10:55 pmLEX Lexington Blue Grass-SOF Sofia

26h 05m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

6:00 am - 8:32 pmSOF Sofia-LEX Lexington Blue Grass

21h 32m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl

$745United Airlines

Mon, Feb 1 - Fri, Feb 5

9:00 am - 10:55 pmLEX Lexington Blue Grass-SOF Sofia

31h 55m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

2:10 pm - 10:15 amSOF Sofia-LEX Lexington Blue Grass

27h 05m2 stops Frankfurt am Main Chicago O'Hare Intl

$862United Airlines

Fri, Oct 30 - Fri, Nov 6

11:05 am - 1:25 pmLEX Lexington Blue Grass-SOF Sofia

20h 20m3 stops Chicago O'Hare Intl Toronto Pearson Intl Frankfurt am Main

2:10 pm - 7:10 pmSOF Sofia-LEX Lexington Blue Grass

36h 00m3 stops Frankfurt am Main Toronto Pearson Intl Chicago O'Hare Intl

$1,058Air Canada

Fri, Oct 30 - Fri, Nov 6

11:05 am - 1:25 pmLEX Lexington Blue Grass-SOF Sofia

19h 20m3 stops Chicago O'Hare Intl Toronto Pearson Intl Frankfurt am Main

2:10 pm - 7:10 pmSOF Sofia-LEX Lexington Blue Grass

36h 00m3 stops Frankfurt am Main Toronto Pearson Intl Chicago O'Hare Intl

$1,367Air Canada

Fri, Nov 13 - Fri, Nov 20

Save money when you book flights with momondo

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Air Canada flights from Kentucky to Bulgaria

Our best Air Canada deals on Kentucky to Bulgaria flight tickets

Air Canada

Oct 30

LEX11:05 amLexington Blue Grass

20h 20m

3 stops

SOF1:25 pmSofia

Nov 6

SOF2:10 pmSofia

36h 00m

3 stops

LEX7:10 pmLexington Blue Grass

$1,058

Air Canada

Nov 13

LEX11:05 amLexington Blue Grass

19h 20m

3 stops

SOF1:25 pmSofia

Nov 20

SOF2:10 pmSofia

36h 00m

3 stops

LEX7:10 pmLexington Blue Grass

$1,367

United Airlines flights from Kentucky to Bulgaria

Our best United Airlines deals on Kentucky to Bulgaria flight tickets

United Airlines

Feb 8

LEX8:40 amLexington Blue Grass

21h 35m

2 stops

SOF1:15 pmSofia

Feb 10

SOF6:25 amSofia

21h 12m

2 stops

LEX8:37 pmLexington Blue Grass

$743

United Airlines

Feb 1

LEX1:50 pmLexington Blue Grass

26h 05m

2 stops

SOF10:55 pmSofia

Feb 5

SOF6:00 amSofia

21h 32m

2 stops

LEX8:32 pmLexington Blue Grass

$745

United Airlines

Oct 30

LEX9:00 amLexington Blue Grass

31h 55m

2 stops

SOF10:55 pmSofia

Nov 6

SOF2:10 pmSofia

27h 05m

2 stops

LEX10:15 amLexington Blue Grass

$862

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

LexingtonSofia

LEX Lexington Blue Grass - SOF Sofia

LEXSOF

Lexington Blue Grass

Mon 2/8

8:40 am-1:15 pm

2 stops21h 35m

Sofia

Wed 2/10

6:25 am-8:37 pm

2 stops21h 12m

$743

LexingtonSofia

LEX Lexington Blue Grass - SOF Sofia

LEXSOF

Lexington Blue Grass

Mon 2/1

1:50 pm-10:55 pm

2 stops26h 05m

Sofia

Fri 2/5

6:00 am-8:32 pm

2 stops21h 32m

$745

LexingtonSofia

LEX Lexington Blue Grass - SOF Sofia

LEXSOF

Lexington Blue Grass

Fri 10/30

9:00 am-10:55 pm

2 stops31h 55m

Sofia

Fri 11/6

2:10 pm-10:15 am

2 stops27h 05m

$862

LexingtonSofia

LEX Lexington Blue Grass - SOF Sofia

LEXSOF

Lexington Blue Grass

Fri 10/30

11:05 am-1:25 pm

3 stops20h 20m

Sofia

Fri 11/6

2:10 pm-7:10 pm

3 stops36h 00m

$1,058

LexingtonSofia

LEX Lexington Blue Grass - SOF Sofia

LEXSOF

Lexington Blue Grass

Fri 11/13

11:05 am-1:25 pm

3 stops19h 20m

Sofia

Fri 11/20

2:10 pm-7:10 pm

3 stops36h 00m

$1,367

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Kentucky to Bulgaria flight deals and tips

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

Best Price Found	$743
Fastest flight time	12h 30m
Direct flights	None

The best flight deal from Kentucky to Bulgaria found on momondo in the last 72 hours is $743

The fastest flight from Kentucky to Bulgaria takes 12h 30m

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

Search flight deals

Frequently asked questions about flying from Kentucky to Bulgaria

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 October 2026, there is 1 operator 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.

Best airlines flying from Kentucky to Bulgaria

Compare and see reviews for airlines that fly from Kentucky to Bulgaria with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $797	Free Cancellation	Rating 7.4 10,283 reviews		Search United Airlines flights

Frequently asked questions about flying from Kentucky to Bulgaria

How do I get Price Alerts for flights from Kentucky to Bulgaria?
Search flight deals from Kentucky to Bulgaria. While viewing offers you’ll have the option to create a Price Alert.
How can I save money on flights from Kentucky to Bulgaria with momondo?
By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.
How does momondo find its flight prices?
momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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.

An easier way to manage your Bulgaria trip

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Popular cities in Bulgaria

Flights to Sofiafrom $593

Flights to Varnafrom $700

Flights to Burgasfrom $748

Flights to Plovdivfrom $964

Cheap flights from Kentucky to Bulgaria from $743

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

Find the cheapest flights from Kentucky to Bulgaria

Cheap round-trip flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Air Canada flights from Kentucky to Bulgaria

Our best Air Canada deals on Kentucky to Bulgaria flight tickets

United Airlines flights from Kentucky to Bulgaria

Our best United Airlines deals on Kentucky to Bulgaria flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Kentucky to Bulgaria that are best for you.

Cheap Kentucky to Bulgaria flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Kentucky to Bulgaria

Best airlines flying from Kentucky to Bulgaria

Compare and see reviews for airlines that fly from Kentucky to Bulgaria with momondo

Frequently asked questions about flying from Kentucky to Bulgaria

Why use momondo?

An easier way to manage your Bulgaria trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Bulgaria

Popular cities in Bulgaria

Popular flights according to clicks in the last 7 days on momondo

Kentucky flight routes

According to popular flight searches on momondo this year

Bulgaria flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Bulgaria

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

Cabin classes currently available on flights to Bulgaria

List of cabin classes available on flights landing in Bulgaria. Availability may vary depending on flight origin and airline.

Complete your trip to Bulgaria

Explore popular destinations other users love

According to popular flight searches on momondo this year