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Cheap flights from Idaho to Sofia from $546

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 3/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Idaho to Sofia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:00 am - 2:05 pm
GEG
-
SOF
23h 05m
2 stops
Multiple Airlines Logo
7:00 am - 9:29 pm
SOF
-
GEG
23h 29m
2 stops
$546Multiple Airlines
Wed, Mar 11 - Wed, Mar 25
Lufthansa Logo
12:41 pm - 10:45 pm
GEG
-
SOF
25h 04m
2 stops
Lufthansa Logo
6:10 am - 9:03 pm
SOF
-
GEG
23h 53m
2 stops
$561Lufthansa
Wed, Mar 11 - Wed, Mar 25
Lufthansa Logo
12:41 pm - 10:45 pm
GEG
-
SOF
25h 04m
2 stops
Lufthansa Logo
6:10 am - 9:03 pm
SOF
-
GEG
23h 53m
2 stops
$704Lufthansa
Wed, Mar 11 - Wed, Mar 25
Lufthansa Logo
12:16 pm - 6:20 pm
BOI
-
SOF
21h 04m
2 stops
Lufthansa Logo
6:00 am - 9:29 pm
SOF
-
BOI
23h 29m
2 stops
$734Lufthansa
Tue, Mar 3 - Thu, Mar 12
Lufthansa Logo
12:16 pm - 6:20 pm
BOI
-
SOF
21h 04m
2 stops
Lufthansa Logo
6:00 am - 9:29 pm
SOF
-
BOI
23h 29m
2 stops
$735Lufthansa
Tue, Mar 3 - Thu, Mar 12
United Airlines Logo
12:38 pm - 10:45 pm
GEG
-
SOF
24h 07m
2 stops
United Airlines Logo
6:00 am - 9:17 pm
SOF
-
GEG
25h 17m
2 stops
$747United Airlines
Fri, Feb 27 - Tue, Mar 3
United Airlines Logo
10:53 am - 10:45 pm
BOI
-
SOF
26h 52m
2 stops
United Airlines Logo
6:10 am - 10:56 pm
SOF
-
BOI
25h 46m
2 stops
$747United Airlines
Thu, Feb 26 - Mon, Mar 2
United Airlines Logo
7:00 am - 10:45 pm
GEG
-
SOF
29h 45m
2 stops
United Airlines Logo
6:00 am - 6:16 pm
SOF
-
GEG
22h 16m
2 stops
$748United Airlines
Fri, Feb 27 - Tue, Mar 3
Air Canada Logo
6:00 am - 1:50 pm
GEG
-
SOF
22h 50m
3 stops
Air Canada Logo
2:25 pm - 9:59 pm
SOF
-
GEG
40h 34m
3 stops
$1,369Air Canada
Wed, Mar 11 - Wed, Mar 25
Air Canada Logo
6:00 am - 6:00 pm
GEG
-
SOF
27h 00m
3 stops
Air Canada Logo
2:25 pm - 9:59 pm
SOF
-
GEG
40h 34m
3 stops
$1,406Air Canada
Wed, Mar 11 - Wed, Mar 25

Lufthansa flights from Idaho to Sofia

Our best Lufthansa deals on Idaho to Sofia flight tickets
Lufthansa
Mar 11
GEG12:41 pmSpokane
25h 04m
2 stops
SOF10:45 pmSofia
Mar 25
SOF6:10 amSofia
23h 53m
2 stops
GEG9:03 pmSpokane
$561
Lufthansa
Mar 11
GEG12:41 pmSpokane
25h 04m
2 stops
SOF10:45 pmSofia
Mar 25
SOF6:10 amSofia
23h 53m
2 stops
GEG9:03 pmSpokane
$704
Lufthansa
Mar 3
BOI12:16 pmBoise Air Term. Gowen Fld
21h 04m
2 stops
SOF6:20 pmSofia
Mar 12
SOF6:00 amSofia
23h 29m
2 stops
BOI9:29 pmBoise Air Term. Gowen Fld
$734

United Airlines flights from Idaho to Sofia

Our best United Airlines deals on Idaho to Sofia flight tickets
United Airlines
Feb 27
GEG12:38 pmSpokane
24h 07m
2 stops
SOF10:45 pmSofia
Mar 3
SOF6:00 amSofia
25h 07m
2 stops
GEG9:07 pmSpokane
$747
United Airlines
Feb 27
GEG7:00 amSpokane
29h 45m
2 stops
SOF10:45 pmSofia
Mar 3
SOF6:00 amSofia
22h 16m
2 stops
GEG6:16 pmSpokane
$748
United Airlines
Feb 26
BOI12:16 pmBoise Air Term. Gowen Fld
25h 29m
2 stops
SOF10:45 pmSofia
Mar 2
SOF6:05 amSofia
26h 33m
2 stops
BOI11:38 pmBoise Air Term. Gowen Fld
$749

momondo Fare Finder

 
Customize your flight search to find flights from Idaho to Sofia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 12, 2026.
Use the filters below to find and compare flights from Idaho to Sofia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SpokaneSofia

GEG - SOF

GEGSOF

Spokane

Wed 3/11

6:00 am-2:05 pm

2 stops23h 05m

Sofia

Wed 3/25

7:00 am-9:29 pm

2 stops23h 29m

$546

SpokaneSofia

GEG - SOF

GEGSOF

Spokane

Wed 3/11

12:41 pm-10:45 pm

2 stops25h 04m

Sofia

Wed 3/25

6:10 am-9:03 pm

2 stops23h 53m

$561

SpokaneSofia

GEG - SOF

GEGSOF

Spokane

Wed 3/11

12:41 pm-10:45 pm

2 stops25h 04m

Sofia

Wed 3/25

6:10 am-9:03 pm

2 stops23h 53m

$704

BoiseSofia

BOI - SOF

BOISOF

Boise Air Term. Gowen Fld

Tue 3/3

12:16 pm-6:20 pm

2 stops21h 04m

Sofia

Thu 3/12

6:00 am-9:29 pm

2 stops23h 29m

$734

BoiseSofia

BOI - SOF

BOISOF

Boise Air Term. Gowen Fld

Tue 3/3

12:16 pm-6:20 pm

2 stops21h 04m

Sofia

Thu 3/12

6:00 am-9:29 pm

2 stops23h 29m

$735

SpokaneSofia

GEG - SOF

GEGSOF

Spokane

Fri 2/27

12:38 pm-10:45 pm

2 stops24h 07m

Sofia

Tue 3/3

6:00 am-9:17 pm

2 stops25h 17m

$747

BoiseSofia

BOI - SOF

BOISOF

Boise Air Term. Gowen Fld

Thu 2/26

10:53 am-10:45 pm

2 stops26h 52m

Sofia

Mon 3/2

6:10 am-10:56 pm

2 stops25h 46m

$747

SpokaneSofia

GEG - SOF

GEGSOF

Spokane

Fri 2/27

7:00 am-10:45 pm

2 stops29h 45m

Sofia

Tue 3/3

6:00 am-6:16 pm

2 stops22h 16m

$748

SpokaneSofia

GEG - SOF

GEGSOF

Spokane

Wed 3/11

6:00 am-1:50 pm

3 stops22h 50m

Sofia

Wed 3/25

2:25 pm-9:59 pm

3 stops40h 34m

$1,369

SpokaneSofia

GEG - SOF

GEGSOF

Spokane

Wed 3/11

6:00 am-6:00 pm

3 stops27h 00m

Sofia

Wed 3/25

2:25 pm-9:59 pm

3 stops40h 34m

$1,406

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

Fastest flight time

21h 04m

Direct flights

None
The fastest flight from Idaho to Sofia takes 21h 04m
There are no direct flights from Idaho to Sofia. There are no popular flight routes from Idaho to Sofia.
Search flight deals

  • 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?

  • 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.

Best airlines flying from Idaho to Sofia

Compare and see reviews for airlines that fly from Idaho to Sofia with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $549Free CancellationRating
7.4
9,283 reviews
Search United Airlines flights

  • 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.

Traveling to a place near Sofia?

Book flights to Sofia if you plan to visit one of these locations
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.

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