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Cheap flights from Idaho to Sofia from $467

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Sofia departing on 8/10. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Idaho to Sofia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:09 am - 2:00 pm
GEG
-
SOF
16h 51m
2 stops
Multiple Airlines Logo
7:00 am - 4:26 pm
SOF
-
GEG
19h 26m
2 stops
$839Multiple Airlines
Mon, Aug 10 - Tue, Sep 15
Lufthansa Logo
1:37 pm - 6:40 pm
GEG
-
SOF
43h 03m
2 stops
Lufthansa Logo
6:10 am - 9:14 pm
SOF
-
GEG
25h 04m
2 stops
$840Lufthansa
Sat, Aug 15 - Tue, Sep 15
Lufthansa Logo
12:37 pm - 11:15 pm
GEG
-
SOF
24h 38m
2 stops
Lufthansa Logo
6:10 am - 9:14 pm
SOF
-
GEG
25h 04m
2 stops
$843Lufthansa
Sun, Aug 9 - Tue, Sep 15
United Airlines Logo
12:40 pm - 11:15 pm
GEG
-
SOF
48h 35m
2 stops
United Airlines Logo
6:10 am - 6:51 pm
SOF
-
GEG
22h 41m
2 stops
$848United Airlines
Sat, Aug 15 - Tue, Sep 22
United Airlines Logo
12:40 pm - 11:15 pm
GEG
-
SOF
48h 35m
2 stops
United Airlines Logo
6:10 am - 9:14 pm
SOF
-
GEG
25h 04m
2 stops
$849United Airlines
Sat, Aug 15 - Wed, Sep 16
United Airlines Logo
12:40 pm - 11:15 pm
GEG
-
SOF
48h 35m
2 stops
United Airlines Logo
6:10 am - 12:35 pm
SOF
-
GEG
40h 25m
2 stops
$854United Airlines
Sat, Aug 15 - Fri, Sep 18
Lufthansa Logo
1:37 pm - 6:40 pm
GEG
-
SOF
43h 03m
2 stops
Lufthansa Logo
7:25 pm - 9:14 pm
SOF
-
GEG
35h 49m
2 stops
$859Lufthansa
Sat, Aug 15 - Mon, Sep 21
United Airlines Logo
11:09 am - 6:10 pm
GEG
-
SOF
45h 01m
2 stops
United Airlines Logo
6:10 am - 9:14 pm
SOF
-
GEG
25h 04m
2 stops
$861United Airlines
Sat, Aug 8 - Tue, Sep 15
Multiple Airlines Logo
11:09 am - 2:00 pm
GEG
-
SOF
16h 51m
2 stops
Multiple Airlines Logo
7:00 am - 3:18 pm
SOF
-
GEG
18h 18m
2 stops
$899Multiple Airlines
Mon, Aug 10 - Sun, Sep 20
KLM Logo
2:05 pm - 2:00 pm
GEG
-
SOF
37h 55m
2 stops
KLM Logo
7:00 am - 3:18 pm
SOF
-
GEG
18h 18m
2 stops
$904KLM
Tue, Aug 11 - Sun, Sep 20

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Lufthansa flights from Idaho to Sofia

Our best Lufthansa deals on Idaho to Sofia flight tickets
Lufthansa
Aug 4
BOI10:20 amBoise Air Term. Gowen Fld
23h 20m
2 stops
SOF6:40 pmSofia
Aug 25
SOF6:10 amSofia
24h 27m
2 stops
BOI9:37 pmBoise Air Term. Gowen Fld
$801
Lufthansa
Aug 15
GEG1:37 pmSpokane
43h 03m
2 stops
SOF6:40 pmSofia
Sep 15
SOF6:10 amSofia
25h 04m
2 stops
GEG9:14 pmSpokane
$840
Lufthansa
Aug 9
GEG12:37 pmSpokane
24h 38m
2 stops
SOF11:15 pmSofia
Sep 15
SOF6:10 amSofia
25h 04m
2 stops
GEG9:14 pmSpokane
$843

United Airlines flights from Idaho to Sofia

Our best United Airlines deals on Idaho to Sofia flight tickets
United Airlines
Aug 15
GEG12:40 pmSpokane
48h 35m
2 stops
SOF11:15 pmSofia
Sep 22
SOF6:10 amSofia
22h 41m
2 stops
GEG6:51 pmSpokane
$848
United Airlines
Aug 15
GEG12:40 pmSpokane
48h 35m
2 stops
SOF11:15 pmSofia
Sep 16
SOF6:10 amSofia
25h 04m
2 stops
GEG9:14 pmSpokane
$849
United Airlines
Aug 15
GEG12:40 pmSpokane
48h 35m
2 stops
SOF11:15 pmSofia
Sep 18
SOF6:10 amSofia
40h 25m
2 stops
GEG12:35 pmSpokane
$854

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 June 10, 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

Cheapest round-trip

SpokaneSofia

GEG - SOF

GEGSOF

Spokane

Mon 8/10

11:09 am-2:00 pm

2 stops16h 51m

Sofia

Tue 9/15

7:00 am-4:26 pm

2 stops19h 26m

$839

SpokaneSofia

GEG - SOF

GEGSOF

Spokane

Sat 8/15

1:37 pm-6:40 pm

2 stops43h 03m

Sofia

Tue 9/15

6:10 am-9:14 pm

2 stops25h 04m

$840

SpokaneSofia

GEG - SOF

GEGSOF

Spokane

Sun 8/9

12:37 pm-11:15 pm

2 stops24h 38m

Sofia

Tue 9/15

6:10 am-9:14 pm

2 stops25h 04m

$843

SpokaneSofia

GEG - SOF

GEGSOF

Spokane

Sat 8/15

12:40 pm-11:15 pm

2 stops48h 35m

Sofia

Tue 9/22

6:10 am-6:51 pm

2 stops22h 41m

$848

SpokaneSofia

GEG - SOF

GEGSOF

Spokane

Sat 8/15

12:40 pm-11:15 pm

2 stops48h 35m

Sofia

Wed 9/16

6:10 am-9:14 pm

2 stops25h 04m

$849

SpokaneSofia

GEG - SOF

GEGSOF

Spokane

Sat 8/15

12:40 pm-11:15 pm

2 stops48h 35m

Sofia

Fri 9/18

6:10 am-12:35 pm

2 stops40h 25m

$854

SpokaneSofia

GEG - SOF

GEGSOF

Spokane

Sat 8/15

1:37 pm-6:40 pm

2 stops43h 03m

Sofia

Mon 9/21

7:25 pm-9:14 pm

2 stops35h 49m

$859

SpokaneSofia

GEG - SOF

GEGSOF

Spokane

Sat 8/8

11:09 am-6:10 pm

2 stops45h 01m

Sofia

Tue 9/15

6:10 am-9:14 pm

2 stops25h 04m

$861
Quickest round-trip

SpokaneSofia

GEG - SOF

GEGSOF

Spokane

Mon 8/10

11:09 am-2:00 pm

2 stops16h 51m

Sofia

Sun 9/20

7:00 am-3:18 pm

2 stops18h 18m

$899

SpokaneSofia

GEG - SOF

GEGSOF

Spokane

Tue 8/11

2:05 pm-2:00 pm

2 stops37h 55m

Sofia

Sun 9/20

7:00 am-3:18 pm

2 stops18h 18m

$904

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Sofia from

How to get the cheapest flight ticket from Idaho 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 airline that flies from Idaho to Sofia?

Air France and United Airlines are the most popular carriers operating from Idaho to Sofia

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

16h 51m

Direct flights

None
The fastest flight from Idaho to Sofia takes 16h 51m
There are no direct flights from Idaho to Sofia. There are no popular flight routes from Idaho to Sofia.
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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?

  • 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.

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.

An easier way to manage your Sofia trip

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Fri 7/10
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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.
First Class to Sofia
Business Class to Sofia