How do I get Price Alerts for flights from Idaho to Sofia?

You can take advantage of momondo’s Price Alerts by first searching for your flights to Idaho from Sofia . Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

How can I save money on flights from Idaho to Sofia with momondo?

With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

How does momondo find its flight prices?

We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

When did momondo last update prices for flights from Idaho to Sofia Airport?

Prices for flights from Idaho to Sofia Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Idaho to Sofia Airport?

There is 1 operator available for flights from Idaho to Sofia Airport as of August 2026.

How old do you have to be to fly from Idaho to Sofia Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Sofia Airport.

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

The required travel and health documents for your Sofia Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sofia Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$751 Cheap Flights from Idaho to Sofia in 2026

Find the cheapest flights from Idaho to Sofia

Round-trip

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:15 am - 10:55 pmBOI Boise Air Term. Gowen Fld-SOF Sofia

29h 40m2 stops San Francisco Munich Franz Josef Strauss

6:25 am - 6:03 pmSOF Sofia-BOI Boise Air Term. Gowen Fld

20h 38m2 stops Frankfurt am Main Denver Intl

$751United Airlines

Sun, Nov 15 - Wed, Nov 18

11:45 am - 10:55 pmBOI Boise Air Term. Gowen Fld-SOF Sofia

26h 10m2 stops San Francisco Munich Franz Josef Strauss

6:25 am - 5:55 pmSOF Sofia-BOI Boise Air Term. Gowen Fld

20h 30m2 stops Frankfurt am Main Denver Intl

$757United Airlines

Mon, Jan 11 - Thu, Jan 14

12:31 pm - 10:55 pmBOI Boise Air Term. Gowen Fld-SOF Sofia

25h 24m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

2:00 pm - 9:15 pmSOF Sofia-BOI Boise Air Term. Gowen Fld

40h 15m2 stops Munich Franz Josef Strauss San Francisco

$793United Airlines

Wed, Nov 18 - Mon, Nov 30

11:00 am - 11:15 pmGEG Spokane-SOF Sofia

26h 15m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

6:20 am - 10:16 pmSOF Sofia-GEG Spokane

25h 56m2 stops Frankfurt am Main San Francisco

$949Multiple Airlines

Wed, Sep 9 - Wed, Oct 7

11:00 am - 11:15 pmGEG Spokane-SOF Sofia

26h 15m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

6:20 am - 8:49 pmSOF Sofia-GEG Spokane

24h 29m2 stops Frankfurt am Main Denver Intl

$949United Airlines

Wed, Sep 9 - Wed, Oct 7

11:00 am - 11:15 pmGEG Spokane-SOF Sofia

26h 15m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

6:10 am - 10:16 pmSOF Sofia-GEG Spokane

26h 06m2 stops Munich Franz Josef Strauss San Francisco

$950United Airlines

Wed, Sep 9 - Wed, Oct 7

11:00 am - 11:15 pmGEG Spokane-SOF Sofia

26h 15m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

1:50 pm - 8:49 pmSOF Sofia-GEG Spokane

64h 59m3 stops Frankfurt am Main Fort Myers SW Florida Intl Denver Intl

$982United Airlines

Wed, Sep 9 - Wed, Oct 7

8:15 am - 10:55 pmBOI Boise Air Term. Gowen Fld-SOF Sofia

29h 40m2 stops San Francisco Munich Franz Josef Strauss

6:25 am - 6:03 pmSOF Sofia-BOI Boise Air Term. Gowen Fld

20h 38m2 stops Frankfurt am Main Denver Intl

$1,190United Airlines

Sun, Nov 15 - Wed, Nov 18

8:15 am - 10:55 pmBOI Boise Air Term. Gowen Fld-SOF Sofia

29h 40m2 stops San Francisco Munich Franz Josef Strauss

6:25 am - 6:03 pmSOF Sofia-BOI Boise Air Term. Gowen Fld

20h 38m2 stops Frankfurt am Main Denver Intl

$1,191United Airlines

Sun, Nov 15 - Wed, Nov 18

1:37 pm - 6:40 pmGEG Spokane-SOF Sofia

19h 03m3 stops Denver Intl Frankfurt am Main Munich Franz Josef Strauss

6:20 am - 8:49 pmSOF Sofia-GEG Spokane

24h 29m3 stops Frankfurt am Main Chicago O'Hare Intl Denver Intl

$1,478United Airlines

Wed, Sep 9 - Wed, Oct 7

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

United Airlines flights from Idaho to Sofia

Our best United Airlines deals on Idaho to Sofia flight tickets

United Airlines

Nov 15

BOI8:15 amBoise Air Term. Gowen Fld

29h 40m

2 stops

SOF10:55 pmSofia

Nov 18

SOF6:25 amSofia

20h 38m

2 stops

BOI6:03 pmBoise Air Term. Gowen Fld

$751

United Airlines

Jan 11

BOI11:45 amBoise Air Term. Gowen Fld

26h 10m

2 stops

SOF10:55 pmSofia

Jan 14

SOF6:25 amSofia

20h 30m

2 stops

BOI5:55 pmBoise Air Term. Gowen Fld

$757

United Airlines

Nov 18

BOI12:31 pmBoise Air Term. Gowen Fld

25h 24m

2 stops

SOF10:55 pmSofia

Nov 30

SOF2:00 pmSofia

40h 15m

2 stops

BOI9:15 pmBoise Air Term. Gowen Fld

$793

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

Sun 11/15

8:15 am-10:55 pm

2 stops29h 40m

Sofia

Wed 11/18

6:25 am-6:03 pm

2 stops20h 38m

$751

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

BoiseSofia

BOI Boise Air Term. Gowen Fld - SOF Sofia

BOISOF

Boise Air Term. Gowen Fld

Wed 11/18

12:31 pm-10:55 pm

2 stops25h 24m

Sofia

Mon 11/30

2:00 pm-9:15 pm

2 stops40h 15m

$793

SpokaneSofia

GEG Spokane - SOF Sofia

GEGSOF

Spokane

Wed 9/9

11:00 am-11:15 pm

2 stops26h 15m

Sofia

Wed 10/7

6:20 am-10:16 pm

2 stops25h 56m

$949

SpokaneSofia

GEG Spokane - SOF Sofia

GEGSOF

Spokane

Wed 9/9

11:00 am-11:15 pm

2 stops26h 15m

Sofia

Wed 10/7

6:20 am-8:49 pm

2 stops24h 29m

$949

SpokaneSofia

GEG Spokane - SOF Sofia

GEGSOF

Spokane

Wed 9/9

11:00 am-11:15 pm

2 stops26h 15m

Sofia

Wed 10/7

6:10 am-10:16 pm

2 stops26h 06m

$950

SpokaneSofia

GEG Spokane - SOF Sofia

GEGSOF

Spokane

Wed 9/9

11:00 am-11:15 pm

2 stops26h 15m

Sofia

Wed 10/7

1:50 pm-8:49 pm

3 stops64h 59m

$982

BoiseSofia

BOI Boise Air Term. Gowen Fld - SOF Sofia

BOISOF

Boise Air Term. Gowen Fld

Sun 11/15

8:15 am-10:55 pm

2 stops29h 40m

Sofia

Wed 11/18

6:25 am-6:03 pm

2 stops20h 38m

$1,190

BoiseSofia

BOI Boise Air Term. Gowen Fld - SOF Sofia

BOISOF

Boise Air Term. Gowen Fld

Sun 11/15

8:15 am-10:55 pm

2 stops29h 40m

Sofia

Wed 11/18

6:25 am-6:03 pm

2 stops20h 38m

$1,191

Quickest round-trip

SpokaneSofia

GEG Spokane - SOF Sofia

GEGSOF

Spokane

Wed 9/9

1:37 pm-6:40 pm

3 stops19h 03m

Sofia

Wed 10/7

6:20 am-8:49 pm

3 stops24h 29m

$1,478

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Idaho to Sofia flight deals and tips

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

Best Price Found	$751
Fastest flight time	16h 46m
Direct flights	None

The best flight deal from Idaho to Sofia found on momondo in the last 72 hours is $751

The fastest flight from Idaho to Sofia takes 16h 46m

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

Search flight deals

Frequently asked questions about flying from Idaho to Sofia

When did momondo last update prices for flights from Idaho to Sofia Airport?
Prices for flights from Idaho to Sofia Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Idaho to Sofia Airport?
There is 1 operator available for flights from Idaho to Sofia Airport as of August 2026.
How old do you have to be to fly from Idaho to Sofia Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Sofia Airport.
What documentation or ID do you need to fly to Sofia Airport?
The required travel and health documents for your Sofia Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sofia Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Idaho to Sofia

How do I get Price Alerts for flights from Idaho to Sofia?
You can take advantage of momondo’s Price Alerts by first searching for your flights to Idaho from Sofia. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.
How can I save money on flights from Idaho to Sofia with momondo?
With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.
How does momondo find its flight prices?
We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Bansko

Borovets

Velingrad

Sandanski

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Sofia from Idaho.

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

Yes. momondo allows you to filter the results for Idaho to Sofia flights to just show those with flexible booking policies.

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

Once all potential Idaho to Sofia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Idaho 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 Idaho and alert you when they change.

An easier way to manage your Sofia 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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Sun 9/20

Sun 9/27

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Bulgaria

Cabin classes

Other Bulgaria destinations

Other flights from Idaho

Complete your trip

Feeling lucky

Cabin classes currently available on flights to Sofia

First Class to Sofia

Business Class to Sofia

Cheap flights from Idaho to Sofia from $751

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Sofia departing on 11/15. 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 Idaho to Sofia

Cheap round-trip flights

Cheap last minute flights

Save money when you book flights with momondo

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

United Airlines flights from Idaho to Sofia

Our best United Airlines deals on Idaho to Sofia flight tickets

momondo Fare Finder

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

Cheap Idaho to Sofia flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Idaho to Sofia

Frequently asked questions about flying from Idaho to Sofia

Traveling to a place near Sofia?

Why use momondo?

An easier way to manage your Sofia 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

Cabin classes currently available on flights to Sofia

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

Popular cities in Bulgaria

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

Fly to other destinations from Idaho

According to popular flight searches on momondo this year

Complete your trip to Sofia

Explore popular destinations other users love

According to popular flight searches on momondo this year