When did momondo last update prices for flights from Boise Air Term. Gowen Fld Airport to Sofia Airport?

Prices for flights from Boise Air Term. Gowen Fld Airport to Sofia Airport are updated daily.

How many operators does momondo search for flights from Boise Air Term. Gowen Fld Airport to Sofia Airport?

As of October 2025, there is 1 operator available to choose from for flights from Boise Air Term. Gowen Fld Airport to Sofia Airport.

How old do you have to be to fly from Boise Air Term. Gowen Fld Airport to Sofia Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boise Air Term. Gowen Fld Airport to Sofia Airport.

What documentation or ID do you need to fly to Sofia Airport?

The necessary travel and health documents for your Sofia Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$644 Cheap Flights from Boise to Sofia in 2025/26

1 adult

0 bags

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Find the cheapest flights from Boise to Sofia

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7:00 am - 6:20 pmBOI-SOF

27h 20m2 stops

6:15 am - 7:41 pmSOF-BOI

22h 26m2 stops

$644United Airlines

Find Deal

Fri, Mar 27 - Tue, Mar 31

7:00 am - 6:20 pmBOI-SOF

27h 20m2 stops

6:00 am - 11:05 pmSOF-BOI

26h 05m2 stops

$645United Airlines

Find Deal

Fri, Mar 27 - Tue, Mar 31

United Airlines flights from Boise to Sofia

Our best United Airlines deals on Boise to Sofia flight tickets

United Airlines

Mar 27

BOI7:00 amBoise Air Term. Gowen Fld

27h 20m

2 stops

SOF6:20 pmSofia

Mar 31

SOF6:15 amSofia

22h 26m

2 stops

BOI7:41 pmBoise Air Term. Gowen Fld

$644

Find similar

United Airlines

Mar 27

BOI7:00 amBoise Air Term. Gowen Fld

27h 20m

2 stops

SOF6:20 pmSofia

Mar 31

SOF6:00 amSofia

26h 05m

2 stops

BOI11:05 pmBoise Air Term. Gowen Fld

$645

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BoiseSofia

BOI - SOF

BOISOF

Boise Air Term. Gowen Fld

Fri 3/27

7:00 am-6:20 pm

2 stops27h 20m

Sofia

Tue 3/31

6:15 am-7:41 pm

2 stops22h 26m

$644

BoiseSofia

BOI - SOF

BOISOF

Boise Air Term. Gowen Fld

Fri 3/27

7:00 am-6:20 pm

2 stops27h 20m

Sofia

Tue 3/31

6:00 am-11:05 pm

2 stops26h 05m

$645

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Boise to Sofia

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 Sofia?

According to our data, Wednesday is the cheapest day to fly to Sofia from Boise. The lowest ticket price found for a Wednesday departure recently was $807. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Boise to Sofia on a Friday will generally be more expensive and average around $1,270. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

At noon is the cheapest time of day to fly from Boise to Sofia when you can find flight prices for as low as $807. Flying to Sofia at noon is an ideal time because this is during off-peak travel hours. In the afternoon is when there is more demand to fly to Sofia, so prices are often more expensive at around $874 per ticket.

When to book flights from Boise to Sofia

Are you open to changing your travel dates? Check out the ideal times to fly from Boise to Sofia according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Boise to Sofia (BOI to SOF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boise to Sofia

Direct flights	None

There are no direct flights from Boise to Sofia. There are no popular flight routes from Boise to Sofia.

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How far is Boise Air Term. Gowen Fld to Sofia by plane?
The distance between Boise Air Term. Gowen Fld and Sofia is about 5964.7 mi. 27h 20m is a normal flight duration for this route.
When did momondo last update prices for flights from Boise Air Term. Gowen Fld Airport to Sofia Airport?
Prices for flights from Boise Air Term. Gowen Fld Airport to Sofia Airport are updated daily.
How many operators does momondo search for flights from Boise Air Term. Gowen Fld Airport to Sofia Airport?
As of October 2025, there is 1 operator available to choose from for flights from Boise Air Term. Gowen Fld Airport to Sofia Airport.
How old do you have to be to fly from Boise Air Term. Gowen Fld Airport to Sofia Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boise Air Term. Gowen Fld Airport to Sofia Airport.
What documentation or ID do you need to fly to Sofia Airport?
The necessary travel and health documents for your Sofia Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Boise to Sofia?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Boise to Sofia is United Airlines (100% of total bookings).

Best airlines flying from Boise to Sofia

Compare and see reviews for airlines that fly from Boise to Sofia with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $807	Free Cancellation	Rating 7.4 8,976 reviews		Search United Airlines flights

Bansko

Borovets

Velingrad

Sandanski

Why use momondo?

Why should I use momondo to find a flight deal from Boise to Sofia?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Boise to Sofia. momondo saves you time and could save you money on your trip.

Can I find flights from Boise to Sofia with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Sofia from Boise with this policy.

How can momondo help me find flights from Boise to Sofia?

momondo helps you find the best flight between Boise and Sofia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Sofia, momondo offers a useful price alert feature which will track prices for flights to Sofia from Boise and alert you when they change.