$267+ Cheap flights from Indiana to Bulgaria
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
IND — SOF
Jan 4 — Jan 111
1 adult, Economy
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Indiana to Bulgaria
Cheapest flights from Indiana to BulgariaExplore the most affordable flight options available from Indiana to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 5, 2025.
Explore the most affordable flight options available from Indiana to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 5, 2025.
This KLM deal was found by Cheapflights users on 12/2. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/102:19 pmIND - SOF
2 stops16h 46mKLM
Wed 12/247:00 amSOF - IND
2 stops24h 12mKLM
Deal found 12/2![KLM logo]()
$519
This CrystalTravel deal was found by Cheapflights users on 12/3. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/89:50 pmORD - SOF
1 stop16h 55mLufthansa
Wed 12/242:25 pmSOF - ORD
1 stop13h 40mLufthansa
Deal found 12/3![Lufthansa logo]()
$574
This United Airlines deal was found by Cheapflights users on 12/3. 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.
Thu 12/258:45 amORD - SOF
2 stops30h 00mUnited Airlines
Mon 3/91:45 pmSOF - ORD
1 stop32h 25mUnited Airlines
Deal found 12/3![United Airlines logo]()
$589
This FlightHub deal was found by Cheapflights users on 12/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/39:50 pmORD - SOF
1 stop12h 30mLufthansa
Wed 12/106:10 amSOF - ORD
1 stop17h 10mLufthansa
Deal found 12/3![Lufthansa logo]()
$596
This FlightHub deal was found by Cheapflights users on 12/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/56:50 pmORD - SOF
1 stop31h 25mMultiple Airlines
Thu 1/156:00 amSOF - ORD
1 stop17h 20mMultiple Airlines
Deal found 12/3![Multiple Airlines logo]()
$599
This FlightHub deal was found by Cheapflights users on 12/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/79:50 pmORD - SOF
1 stop16h 55mLufthansa
Wed 1/146:05 amSOF - ORD
1 stop20h 20mLufthansa
Deal found 12/3![Lufthansa logo]()
$607
This FlightHub deal was found by Cheapflights users on 12/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/59:05 pmORD - SOF
2 stops17h 40mLufthansa
Thu 1/156:00 amSOF - ORD
1 stop17h 20mLufthansa
Deal found 12/3![Lufthansa logo]()
$610
This Expedia deal was found by Cheapflights users on 12/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/41:10 pmORD - SOF
2 stops49h 35mMultiple Airlines
Thu 12/116:00 amSOF - ORD
2 stops16h 55mMultiple Airlines
Deal found 12/3![Multiple Airlines logo]()
$611
This United Airlines deal was found by Cheapflights users on 12/3. 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.
Thu 12/46:15 pmORD - SOF
2 stops20h 30mUnited Airlines
Thu 12/116:00 amSOF - ORD
1 stop22h 05mUnited Airlines
Deal found 12/3![United Airlines logo]()
$612
This FlightHub deal was found by Cheapflights users on 12/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:35 pmORD - SOF
1 stop16h 10mMultiple Airlines
Mon 2/23:00 pmSOF - ORD
1 stop33h 20mMultiple Airlines
Deal found 12/3![Multiple Airlines logo]()
$613
This United Airlines deal was found by Cheapflights users on 12/3. 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.
Sun 12/79:50 pmORD - SOF
1 stop16h 55mUnited Airlines
Wed 1/146:10 amSOF - ORD
2 stops35h 03mUnited Airlines
Deal found 12/3![United Airlines logo]()
$614
This KLM deal was found by Cheapflights users on 12/3. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/101:50 pmMDW - SOF
2 stops16h 15mKLM
Fri 1/97:00 amSOF - MDW
2 stops19h 32mKLM
Deal found 12/3![KLM logo]()
$829
Find flight deals from Indiana to Bulgaria
Keep the following information in mind while searching for Indiana to Bulgaria flight deals. Data was last updated December 5, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $509 (oojo) |
One-way from | $267 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $649 |
Cheapflights Fare Finder
Customize your flight search to find flights from Indiana 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 December 5, 2025.
Use the filters below to find and compare flights from Indiana to Bulgaria that are best for you.
Fly from
Indiana
Fly to
Bulgaria
Route
Depart
Return
Price
ChicagoVarna
ORD - VAR
ORDVAR
Chicago O'Hare Intl
Tue 1/27
11:50 am-9:10 am
1 stop13h 20m
Varna
Fri 2/27
10:00 am-10:05 am
1 stop32h 05m
$509
ChicagoVarna
ORD - VAR
ORDVAR
Chicago O'Hare Intl
Thu 1/22
11:50 am-9:10 am
1 stop13h 20m
Varna
Wed 2/4
10:00 am-6:25 pm
1 stop16h 25m
$509
South BendSofia
SBN - SOF
SBNSOF
South Bend/Michiana
Wed 1/21
1:19 pm-10:45 pm
2 stops26h 26m
Sofia
Sun 1/25
6:10 am-8:08 pm
2 stops20h 58m
$528
CincinnatiSofia
CVG - SOF
CVGSOF
Cincinnati Cinci./N. Kentucky
Wed 1/28
7:00 am-6:20 pm
2 stops28h 20m
Sofia
Sun 2/1
6:10 am-8:46 pm
2 stops21h 36m
$528
DaytonSofia
DAY - SOF
DAYSOF
Dayton
Wed 2/4
2:04 pm-6:20 pm
2 stops21h 16m
Sofia
Sun 2/8
6:10 am-7:37 pm
2 stops20h 27m
$528
IndianapolisSofia
IND - SOF
INDSOF
Indianapolis
Thu 1/29
5:50 pm-10:45 pm
2 stops21h 55m
Sofia
Mon 2/2
1:45 pm-7:02 pm
2 stops36h 17m
$542
South BendSofia
SBN - SOF
SBNSOF
South Bend/Michiana
Fri 1/30
3:41 pm-6:20 pm
2 stops19h 39m
Sofia
Tue 2/3
6:00 am-9:40 pm
2 stops22h 40m
$543
ChicagoSofia
ORD - SOF
ORDSOF
Chicago O'Hare Intl
Sat 3/28
9:40 pm-11:10 pm
1 stop17h 30m
Sofia
Thu 4/16
12:50 pm-6:15 pm
1 stop13h 25m
$562
ChicagoSofia
ORD - SOF
ORDSOF
Chicago O'Hare Intl
Tue 3/31
9:40 pm-6:40 pm
1 stop13h 00m
Sofia
Sat 4/18
6:10 am-2:00 pm
1 stop15h 50m
$562
ChicagoSofia
ORD - SOF
ORDSOF
Chicago O'Hare Intl
Wed 4/1
9:40 pm-6:40 pm
1 stop13h 00m
Sofia
Sat 4/18
6:10 am-2:00 pm
1 stop15h 50m
$562
Showing 1-10 of 56 results
Best time to book a flight from Indiana to Bulgaria
Have a flexible travel schedule? Discover the best time to fly to Bulgaria from Indiana 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 Indiana to Bulgaria
What is the cheapest time of day to fly from IN to BG?
Find hourly flight availability from Indiana to Bulgaria. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 5, 2025.
It’s typically best to fly out from Indiana to Bulgaria at noon. Doing so could potentially save you 11% on the flight price compared to flying in the morning, which is usually more expensive.
Related info for your journey
Find useful and relevant information for your journey from Indiana to Bulgaria. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Indiana to Bulgaria
See prices for flight routes from nearby airports that may be better suited for you.
Top 2 airlines flying from Indiana to Bulgaria
Discover the top 2 airlines that operate flights from Indiana 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 December 5, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$628 | Average$1,209 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$688 | Average$1,222 | FlexibilityNo cancel fee | On-time76% |