How long is the flight from Kailua-Kona to Bulgaria?

United Airlines can get you from Kailua-Kona to Bulgaria in just under 35h 50m. Your travel time can differ by up to . The distance from Kailua-Kona to Bulgaria is about 8117 mi.

In terms of precipitation, rainfall in Bulgaria ranges from 1.2 - 2.8 inches per month. June is typically the wettest month, when rainfall can reach 2.8 in. January is typically the driest time to visit Bulgaria when rainfall is around 1.2 in.

If weather is an important factor for your trip to Bulgaria, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

What is the cheapest time of day to fly from KOA to BG?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kailua-Kona to Bulgaria as you normally would.

What airport do you fly from for flights from Kailua-Kona to Bulgaria?

Most people fly from Kona Intl (KOA) if they book a flight from Kailua-Kona to Bulgaria. Kona Intl is conveniently located just 7.7 mi from Kailua-Kona’s city center.

Can I find deals for flights from Kailua-Kona to Bulgaria that include hotel bookings?

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

How can I find direct flights from Kailua-Kona to Bulgaria?

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

Can I find deals for business class flights from Kailua-Kona to Bulgaria?

Yes. Cheapflights offers flight deals from Kailua-Kona 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.

$681+ Flights from Kailua-Kona to Bulgaria

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Cheap flight deals from Kailua-Kona to Bulgaria

Cheapest flights from Kailua-Kona to Bulgaria
Explore the most affordable flight options available from Kailua-Kona to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

Wed 2/2510:55 pm

KOA

SOF

2 stops35h 50m

United Airlines

Sun 3/12:00 pm

SOF

KOA

2 stops42h 51m

United Airlines

Deal found 1/26

$681

Best flights from Kailua-Kona to Bulgaria
Discover carefully curated flight deals from Kailua-Kona to Bulgaria that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 29, 2026.

Wed 2/2510:55 pm

KOA

SOF

2 stops35h 50m

United Airlines

Sun 3/12:00 pm

SOF

KOA

2 stops42h 51m

United Airlines

Deal found 1/26

$681

Last-minute flights from Kailua-Kona to Bulgaria
Discover last-minute flight deals from Kailua-Kona to Bulgaria. Data last updated January 29, 2026 and is based on user searches.

Wed 2/2510:55 pm

KOA

SOF

2 stops35h 50m

United Airlines

Sun 3/12:00 pm

SOF

KOA

2 stops42h 51m

United Airlines

Deal found 1/26

$681

One-way flights from Kailua-Kona to Bulgaria
Search for one-way flight options from Kailua-Kona to Bulgaria. Find affordable one-way fares based on user searches. Data last updated January 29, 2026.

Mon 4/610:07 pm

KOA

SOF

3 stops50h 53m

Multiple Airlines

Deal found 1/26

$2,666

Tue 4/72:39 pm

KOA

SOF

2 stops53h 06m

Multiple Airlines

Deal found 1/26

$3,037

Tue 4/71:23 pm

KOA

SOF

2 stops59h 02m

British Airways

Deal found 1/26

$8,304

Find flight deals from Kailua-Kona to Bulgaria

Round-trip from	$681 (United Airlines)

From Kona Intl to Bulgaria

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Fly from

Fly to

Route

Depart

Return

Price

Kailua-KonaSofia

KOA - SOF

KOASOF

Kona Intl

Wed 2/25

10:55 pm-10:45 pm

2 stops35h 50m

Sofia

Sun 3/1

2:00 pm-8:51 pm

2 stops42h 51m

$681

Kailua-KonaSofia

KOA - SOF

KOASOF

Kona Intl

Mon 4/6

10:07 pm-2:00 pm

3 stops50h 53m

$2,666

Kailua-KonaSofia

KOA - SOF

KOASOF

Kona Intl

Tue 4/7

2:39 pm-8:45 am

2 stops53h 06m

$3,037

Kailua-KonaSofia

KOA - SOF

KOASOF

Kona Intl

Tue 4/7

1:23 pm-1:25 pm

2 stops59h 02m

$8,304

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Best time to book a flight from Kailua-Kona to Bulgaria

Have a flexible travel schedule? Discover the best time to fly to Bulgaria from Kailua-Kona 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.

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Everything you need to know about your flight from Kailua-Kona to Bulgaria

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Related info for your journey

What airport do you fly from for flights from Kailua-Kona to Bulgaria?
Most people fly from Kona Intl (KOA) if they book a flight from Kailua-Kona to Bulgaria. Kona Intl is conveniently located just 7.7 mi from Kailua-Kona’s city center.
How long is the flight from Kailua-Kona to Bulgaria?
United Airlines can get you from Kailua-Kona to Bulgaria in just under 35h 50m. Your travel time can differ by up to . The distance from Kailua-Kona to Bulgaria is about 8117 mi.
Can I find deals for flights from Kailua-Kona to Bulgaria that include hotel bookings?
Yes. In addition to deals on Kailua-Kona to Bulgaria flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Kailua-Kona to Bulgaria?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kailua-Kona to Bulgaria.
Can I find deals for business class flights from Kailua-Kona to Bulgaria?
Yes. Cheapflights offers flight deals from Kailua-Kona 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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$681+ Cheap flights from Kailua-Kona (KOA) 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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Kailua-Kona to Bulgaria with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Kailua-Kona to Bulgaria

Cheapest flights from Kailua-Kona to BulgariaExplore the most affordable flight options available from Kailua-Kona to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

Explore the most affordable flight options available from Kailua-Kona to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

Find flight deals from Kailua-Kona to Bulgaria

Keep the following information in mind while searching for Kailua-Kona to Bulgaria flight deals. Data was last updated January 29, 2026.

Round-trip from

Cheapflights Fare Finder

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

Best time to book a flight from Kailua-Kona to Bulgaria

Have a flexible travel schedule? Discover the best time to fly to Bulgaria from Kailua-Kona with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Kailua-Kona to Bulgaria

Related info for your journey

Find useful and relevant information for your journey from Kailua-Kona 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 Kailua-Kona to Bulgaria?

How long is the flight from Kailua-Kona to Bulgaria?

Can I find deals for flights from Kailua-Kona to Bulgaria that include hotel bookings?

How can I find direct flights from Kailua-Kona to Bulgaria?

Can I find deals for business class flights from Kailua-Kona to Bulgaria?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Kailua-Kona to Bulgaria

See prices for flight routes from nearby airports that may be better suited for you.

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Cheapest flights from Kailua-Kona to Bulgaria
Explore the most affordable flight options available from Kailua-Kona to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.