$582+ Cheap flights from Idaho to Bulgaria
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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SOF
Dec 1 — Dec 81
1 adult, Economy
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1. Tell us where you want to go
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Best flights from Idaho to BulgariaDiscover carefully curated flight deals from Idaho to Bulgaria that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 1, 2025.
Discover carefully curated flight deals from Idaho to Bulgaria that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 1, 2025.
This Cheapflightsfares deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1112:30 pmGEG - SOF
2 stops25h 15mLufthansa
Wed 3/256:10 amSOF - GEG
2 stops24h 10mLufthansa
Deal found 11/1![Lufthansa logo]()
$582
This United Airlines deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/2710:40 amBOI - SOF
2 stops28h 05mUnited Airlines
Tue 3/316:10 amSOF - BOI
2 stops25h 56mUnited Airlines
Deal found 10/31![United Airlines logo]()
$643
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/277:00 amGEG - SOF
2 stops30h 45mUnited Airlines
Tue 3/316:10 amSOF - GEG
2 stops25h 14mUnited Airlines
Deal found 10/29![United Airlines logo]()
$649
Cheap flight deals from Idaho to Bulgaria
Keep the following information in mind while searching for Idaho to Bulgaria flight deals. Data was last updated November 1, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $585 (Cheapflightsfares) |
Popular in | March |
Cheapest in | September |
Average price | $926 |
Cheapflights Fare Finder
Customize your flight search to find flights from Idaho to Bulgaria 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, Cheapflights users made 2,558,603 searches. Data last updated November 1, 2025.
Use the filters below to find and compare flights from Idaho to Bulgaria that are best for you.
Fly from
Idaho
Fly to
Bulgaria
Route
Depart
Return
Price
SpokaneSofia
GEG - SOF
GEGSOF
Spokane
Wed 3/11
12:30 pm-10:45 pm
2 stops25h 15m
Sofia
Wed 3/25
6:10 am-9:20 pm
2 stops24h 10m
$582
BoiseSofia
BOI - SOF
BOISOF
Boise Air Term. Gowen Fld
Fri 3/27
10:40 am-10:45 pm
2 stops28h 05m
Sofia
Tue 3/31
6:10 am-11:06 pm
2 stops25h 56m
$643
SpokaneSofia
GEG - SOF
GEGSOF
Spokane
Fri 3/27
7:00 am-10:45 pm
2 stops30h 45m
Sofia
Tue 3/31
6:10 am-9:24 pm
2 stops25h 14m
$649
Best time to book a flight from Idaho to Bulgaria
Have a flexible travel schedule? Discover the best time to fly to Bulgaria from Idaho with our price prediction graph.
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.
Cheapflights Insights
Everything you need to know about your flight from Idaho to Bulgaria
No data available for this route at this time. Please check back soon.
Related info for your journey
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Alternative routes for Idaho to Bulgaria
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Idaho to Bulgaria
Discover the top airline that operate flights from Idaho to Bulgaria. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 1, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$645 | Average$966 | FlexibilityNo cancel fee | On-time69% |