How long is the flight from Boise to Bulgaria?

A quick flight from Boise to Bulgaria can take about 27h 30m. United Airlines provides one of the quickest options available for as low as $545. There are 5970 mi between Boise and Bulgaria.

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 BOI to BG?

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

What airport do you fly from for flights from Boise to Bulgaria?

Located just 3.3 mi from the city center, Boise Air Term. Gowen Fld (BOI) is the airport most travelers will use when flying to Bulgaria from Boise.

Can I find deals for flights from Boise to Bulgaria that include hotel bookings?

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

How can I find direct flights from Boise to Bulgaria?

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

Can I find deals for business class flights from Boise to Bulgaria?

Yes. Cheapflights offers flight deals from Boise 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.

$545+ Flights from Boise to Bulgaria

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Cheap flight deals from Boise to Bulgaria

Best flights from Boise to Bulgaria
Discover carefully curated flight deals from Boise to Bulgaria that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

Thu 1/2910:15 amBOI - SOF

2 stops27h 30mUnited Airlines

Mon 2/26:10 amSOF - BOI

2 stops25h 47mUnited Airlines

Deal found 12/14

$545

Last-minute flights from Boise to Bulgaria
Discover last-minute flight deals from Boise to Bulgaria. Data last updated December 18, 2025 and is based on user searches.

Thu 1/2910:15 amBOI - SOF

2 stops27h 30mUnited Airlines

Mon 2/26:10 amSOF - BOI

2 stops25h 47mUnited Airlines

Deal found 12/14

$545

Find flight deals from Boise to Bulgaria

Most accurate provider	eDreams 3 stars
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Round-trip from	$545 (United Airlines)

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From Boise Air Term. Gowen Fld to Bulgaria

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Fly from

Fly to

Route

Depart

Return

Price

BoiseSofia

BOI - SOF

BOISOF

Boise Air Term. Gowen Fld

Thu 1/29

10:15 am-10:45 pm

2 stops27h 30m

Sofia

Mon 2/2

6:10 am-10:57 pm

2 stops25h 47m

$545

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Best time to book a flight from Boise to Bulgaria

Have a flexible travel schedule? Discover the best time to fly to Bulgaria from Boise 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 Boise to Bulgaria

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Bulgaria

Read reviews from past customers who have flown United Airlines from Boise to Bulgaria. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

9,091 reviews

Reviews

1 / 20

4.0

Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability

United Airlines

7.4

Good

9,091 reviews

United Airlines

7.4

Good

9,091 reviews

Reviews

1 / 20

4.0

Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability

Related info for your journey

What airport do you fly from for flights from Boise to Bulgaria?
Located just 3.3 mi from the city center, Boise Air Term. Gowen Fld (BOI) is the airport most travelers will use when flying to Bulgaria from Boise.
How long is the flight from Boise to Bulgaria?
A quick flight from Boise to Bulgaria can take about 27h 30m. United Airlines provides one of the quickest options available for as low as $545. There are 5970 mi between Boise and Bulgaria.
Can I find deals for flights from Boise to Bulgaria that include hotel bookings?
Yes. In addition to deals on Boise to Bulgaria flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Boise to Bulgaria?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boise to Bulgaria.
Can I find deals for business class flights from Boise to Bulgaria?
Yes. Cheapflights offers flight deals from Boise 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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Top airline flying from Boise to Bulgaria

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$645	Average$998	FlexibilityNo cancel fee	On-time69%

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$545+ Cheap flights from Boise (BOI) 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 1/29. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Boise 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 Boise to Bulgaria

Best flights from Boise to BulgariaDiscover carefully curated flight deals from Boise to Bulgaria that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

Discover carefully curated flight deals from Boise to Bulgaria that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

Find flight deals from Boise to Bulgaria

Keep the following information in mind while searching for Boise to Bulgaria flight deals. Data was last updated December 18, 2025.

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Round-trip from

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

Best time to book a flight from Boise to Bulgaria

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

Cheapflights Insights

Everything you need to know about your flight from Boise to Bulgaria

Reviews of airlines servicing Bulgaria

Read reviews from past customers who have flown United Airlines from Boise to Bulgaria. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Boise 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 Boise to Bulgaria?

How long is the flight from Boise to Bulgaria?

Can I find deals for flights from Boise to Bulgaria that include hotel bookings?

How can I find direct flights from Boise to Bulgaria?

Can I find deals for business class flights from Boise 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 Boise to Bulgaria

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

Top airline flying from Boise to Bulgaria

100% Free

Book with Flexibility

Travel Smart

Best flights from Boise to Bulgaria
Discover carefully curated flight deals from Boise to Bulgaria that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.