How long is the flight from Boise to Sofia?

A quick flight from Boise to Sofia can take about 26h 10m. United Airlines provides one of the quickest options available for as low as $757. The distance from Boise to Sofia is about 5970 mi. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Sofia 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 Sofia when rainfall is around 1.2 in.

If weather is an important factor for your trip to Sofia, 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 SOF?

When flying from Boise to Sofia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on Boise-Sofia flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Boise-Sofia flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Boise-Sofia flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Boise-Sofia flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boise-Sofia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How can I find direct flights from Boise to Sofia?

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

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

Yes. Cheapflights offers flight deals from Boise to Sofia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$757+ Cheap Flights from Boise to Sofia

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Cheap flight deals from Boise to Sofia

Cheapest

Best

Cheapest flights from Boise to Sofia
Explore the most affordable flight options available from Boise to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 27, 2026.

Tue 10/2010:30 am -

2 stops27h 45m

Wed 11/116:25 am -

2 stops24h 07m

Deal found 8/26

$798

Sun 10/1810:30 am -

2 stops27h 45m

Wed 11/116:25 am -

2 stops24h 07m

Deal found 8/26

$812

Sun 10/188:08 am -

2 stops30h 07m

Tue 11/102:10 pm -

2 stops35h 32m

Deal found 8/26

$817

Sat 10/246:50 pm -

2 stops44h 10m

Tue 11/106:25 am -

2 stops23h 50m

Deal found 8/26

$829

Sun 10/185:30 pm -

2 stops16h 10m

Mon 11/92:10 pm -

2 stops40h 05m

Deal found 8/26

$832

Sat 10/246:50 pm -

2 stops44h 10m

Mon 11/92:10 pm -

2 stops40h 05m

Deal found 8/26

$850

Thu 10/225:30 pm -

2 stops20h 45m

Fri 11/136:00 am -

2 stops24h 32m

Deal found 8/26

$864

Thu 10/228:15 am -

2 stops30h 00m

Tue 11/102:00 pm -

2 stops35h 42m

Deal found 8/26

$869

Sun 10/188:15 am -

2 stops30h 00m

Sun 11/82:00 pm -

2 stops35h 42m

Deal found 8/26

$870

Sat 10/246:50 pm -

2 stops44h 10m

Sat 11/146:25 am -

2 stops23h 50m

Deal found 8/26

$879

Sat 10/246:50 pm -

2 stops44h 10m

Sun 11/82:10 pm -

2 stops40h 05m

Deal found 8/26

$885

Thu 10/222:51 pm -

2 stops22h 49m

Mon 11/92:10 pm -

2 stops40h 05m

Deal found 8/26

$894

Best flights from Boise to Sofia
Discover carefully curated flight deals from Boise to Sofia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 27, 2026.

Mon 1/1111:45 am -

2 stops26h 10m

Thu 1/146:25 am -

2 stops20h 30m

Deal found 8/24

$757

Mon 1/114:05 pm -

2 stops21h 50m

Thu 1/146:25 am -

2 stops22h 10m

Deal found 8/22

$803

Mon 1/113:39 pm -

3 stops22h 16m

Thu 1/146:00 am -

3 stops25h 22m

Deal found 8/22

$1,558

Wed 10/212:44 pm -

2 stops23h 31m

Fri 11/136:25 am -

2 stops26h 08m

Deal found 8/26

$812

Wed 10/2112:26 pm -

2 stops21h 14m

Tue 11/102:10 pm -

2 stops35h 32m

Deal found 8/26

$817

Tue 10/208:15 am -

2 stops30h 00m

Tue 11/102:10 pm -

2 stops40h 05m

Deal found 8/26

$817

Wed 10/216:50 pm -

2 stops19h 25m

Sun 11/82:00 pm -

2 stops35h 42m

Deal found 8/26

$870

Tue 10/206:50 pm -

2 stops19h 25m

Sun 11/82:00 pm -

2 stops35h 42m

Deal found 8/26

$870

Thu 10/222:51 pm -

2 stops22h 49m

Mon 11/92:10 pm -

2 stops40h 05m

Deal found 8/26

$894

Find flight deals from Boise to Sofia

Most accurate provider	Ovago 3 stars
Most trusted provider	Ovago 3 stars
Round-trip from	$757 (United Airlines)

Provider with most accurate pricing for Boise Air Term. Gowen Fld-Sofia flight deals.

Search Deals

Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Sofia flights.

Search Deals

From Boise Air Term. Gowen Fld to Sofia

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseSofia

BOI Boise Air Term. Gowen Fld - SOF Sofia

BOISOF

Boise Air Term. Gowen Fld

Mon 1/11

11:45 am-10:55 pm

2 stops26h 10m

Sofia

Thu 1/14

6:25 am-5:55 pm

2 stops20h 30m

$757

Quickest round-trip

BoiseSofia

BOI Boise Air Term. Gowen Fld - SOF Sofia

BOISOF

Boise Air Term. Gowen Fld

Mon 1/11

4:05 pm-10:55 pm

2 stops21h 50m

Sofia

Thu 1/14

6:25 am-7:35 pm

2 stops22h 10m

$803

BoiseSofia

BOI Boise Air Term. Gowen Fld - SOF Sofia

BOISOF

Boise Air Term. Gowen Fld

Wed 10/21

2:44 pm-11:15 pm

2 stops23h 31m

Sofia

Fri 11/13

6:25 am-11:33 pm

2 stops26h 08m

$812

BoiseSofia

BOI Boise Air Term. Gowen Fld - SOF Sofia

BOISOF

Boise Air Term. Gowen Fld

Wed 10/21

12:26 pm-6:40 pm

2 stops21h 14m

Sofia

Tue 11/10

2:10 pm-4:42 pm

2 stops35h 32m

$817

BoiseSofia

BOI Boise Air Term. Gowen Fld - SOF Sofia

BOISOF

Boise Air Term. Gowen Fld

Tue 10/20

8:15 am-11:15 pm

2 stops30h 00m

Sofia

Tue 11/10

2:10 pm-9:15 pm

2 stops40h 05m

$817

BoiseSofia

BOI Boise Air Term. Gowen Fld - SOF Sofia

BOISOF

Boise Air Term. Gowen Fld

Wed 10/21

6:50 pm-11:15 pm

2 stops19h 25m

Sofia

Sun 11/8

2:00 pm-4:42 pm

2 stops35h 42m

$870

BoiseSofia

BOI Boise Air Term. Gowen Fld - SOF Sofia

BOISOF

Boise Air Term. Gowen Fld

Tue 10/20

6:50 pm-11:15 pm

2 stops19h 25m

Sofia

Sun 11/8

2:00 pm-4:42 pm

2 stops35h 42m

$870

BoiseSofia

BOI Boise Air Term. Gowen Fld - SOF Sofia

BOISOF

Boise Air Term. Gowen Fld

Thu 10/22

2:51 pm-10:40 pm

2 stops22h 49m

Sofia

Mon 11/9

2:10 pm-9:15 pm

2 stops40h 05m

$894

BoiseSofia

BOI Boise Air Term. Gowen Fld - SOF Sofia

BOISOF

Boise Air Term. Gowen Fld

Mon 1/11

3:39 pm-10:55 pm

3 stops22h 16m

Sofia

Thu 1/14

6:00 am-10:22 pm

3 stops25h 22m

$1,558

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/24

Sorted by cheapest first

Compare providers for flights from Boise to Sofia

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boise to Sofia in August.

Provider	Price Accuracy	Trust Score*
Ovago	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
BusinessClass	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Boise-Sofia flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Boise-Sofia flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Boise-Sofia flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Boise-Sofia flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boise-Sofia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boise to Sofia

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

BOI-SOF

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.

Related info for your journey

How long is the flight from Boise to Sofia?
A quick flight from Boise to Sofia can take about 26h 10m. United Airlines provides one of the quickest options available for as low as $757. The distance from Boise to Sofia is about 5970 mi. This flight may include one or multiple stops.
Can I find deals for flights from Boise to Sofia that include hotel bookings?
Yes. In addition to deals on Boise to Sofia flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Boise to Sofia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boise to Sofia.
Can I find deals for business class flights from Boise to Sofia?
Yes. Cheapflights offers flight deals from Boise to Sofia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$757+ Cheap flights from Boise (BOI) to Sofia (SOF)

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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Boise to Sofia 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 Sofia

Cheapest flights from Boise to SofiaExplore the most affordable flight options available from Boise to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 27, 2026.

Explore the most affordable flight options available from Boise to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 27, 2026.

Best flights from Boise to SofiaDiscover carefully curated flight deals from Boise to Sofia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 27, 2026.

Discover carefully curated flight deals from Boise to Sofia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 27, 2026.

Find flight deals from Boise to Sofia

Most accurate provider

Most trusted provider

Round-trip from

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

Compare providers for flights from Boise to Sofia

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boise to Sofia in August.

Best time to book a flight from Boise to Sofia

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

Related info for your journey

How long is the flight from Boise to Sofia?

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

How can I find direct flights from Boise to Sofia?

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

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.

Complete your trip

Complete your trip to Sofia by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Boise to Sofia by cabin class

Find flights from Boise to Sofia, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Boise and Sofia flights

Browse other Boise and Sofia flight options. Last updated on August 27, 2026.

Other flights from Boise

Browse through other flights departing from Boise. Flights are based on user searches made on Cheapflights and were last updated on August 27, 2026.

Popular flight searches

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Explore flights to Sofia departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 27, 2026.

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Cheapest flights from Boise to Sofia
Explore the most affordable flight options available from Boise to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 27, 2026.

Best flights from Boise to Sofia
Discover carefully curated flight deals from Boise to Sofia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 27, 2026.