$586+ Cheap flights from Indianapolis (IND) to Sofia (SOF)
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 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
IND — SOF
Oct 15 — Oct 221
Round-trip
1 adult, Economy
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Find cheap flights from Indianapolis to Sofia with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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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 Indianapolis to Sofia
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Best
Last-minute
Cheapest flights from Indianapolis to SofiaExplore the most affordable flight options available from Indianapolis to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
Explore the most affordable flight options available from Indianapolis to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
This Justfly.com deal was found by Cheapflights users on 9/12. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/39:00 am -
2 stops28h 10m
Mon 11/95:15 pm -
2 stops34h 42m
Deal found 9/12![British Airways logo]()
$586
This Justfly.com deal was found by Cheapflights users on 9/12. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/23:10 pm -
2 stops46h 00m
Mon 11/95:15 pm -
2 stops34h 42m
Deal found 9/12![British Airways logo]()
$592
This United Airlines deal was found by Cheapflights users on 9/12. 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 11/15:45 am -
2 stops24h 30m
Wed 11/112:00 pm -
2 stops16h 59m
Deal found 9/12![United Airlines logo]()
$623
This Justfly.com deal was found by Cheapflights users on 9/12. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/31:10 pm -
2 stops24h 00m
Sun 11/87:45 pm -
2 stops29h 00m
Deal found 9/12![British Airways logo]()
$636
This KAYAK deal was found by Cheapflights users on 9/12. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/43:11 pm -
2 stops24h 44m
Mon 11/97:05 pm -
2 stops34h 09m
Deal found 9/12![Lufthansa logo]()
$638
This FlightHub deal was found by Cheapflights users on 9/11. 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 11/23:10 pm -
2 stops46h 00m
Sun 11/87:45 pm -
2 stops34h 05m
Deal found 9/11![British Airways logo]()
$642
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/295:45 am -
2 stops35h 10m
Thu 11/57:55 am -
2 stops22h 52m
Deal found 9/14![United Airlines logo]()
$668
This United deal was found by Cheapflights users on 9/12. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/24:30 pm -
2 stops23h 25m
Sun 11/86:25 am -
3 stops37h 19m
Deal found 9/12![Multiple Airlines logo]()
$669
This United Airlines deal was found by Cheapflights users on 9/12. 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 10/303:11 pm -
2 stops25h 44m
Tue 11/106:00 am -
2 stops23h 14m
Deal found 9/12![United Airlines logo]()
$671
This KAYAK deal was found by Cheapflights users on 9/12. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:08 pm -
2 stops16h 42m
Mon 11/96:45 pm -
2 stops29h 56m
Deal found 9/12![Austrian Airlines logo]()
$679
This United Airlines deal was found by Cheapflights users on 9/12. 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 10/303:11 pm -
2 stops16h 14m
Mon 11/92:10 pm -
2 stops34h 42m
Deal found 9/12![United Airlines logo]()
$711
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Sat 10/311:49 pm -
2 stops27h 06m
Mon 11/96:25 am -
2 stops39h 35m
Deal found 9/12![United Airlines logo]()
$717
Best flights from Indianapolis to SofiaDiscover carefully curated flight deals from Indianapolis to Sofia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
Discover carefully curated flight deals from Indianapolis to Sofia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
This United Airlines deal was found by Cheapflights users on 9/12. 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 11/15:45 am -
2 stops24h 30m
Wed 11/112:00 pm -
2 stops16h 59m
Deal found 9/12![United Airlines logo]()
$623
This FlightHub deal was found by Cheapflights users on 9/11. 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 11/23:10 pm -
2 stops46h 00m
Sun 11/87:45 pm -
2 stops34h 05m
Deal found 9/11![British Airways logo]()
$642
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:00 am -
2 stops33h 20m
Thu 11/511:00 pm -
1 stop27h 05m
Deal found 9/14![Multiple Airlines logo]()
$1,050
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Wed 11/42:50 pm -
2 stops15h 25m
Wed 11/112:00 pm -
2 stops16h 59m
Deal found 9/12![United Airlines logo]()
$623
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/295:45 am -
2 stops35h 10m
Thu 11/57:55 am -
2 stops22h 52m
Deal found 9/14![United Airlines logo]()
$668
This United Airlines deal was found by Cheapflights users on 9/12. 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 10/303:11 pm -
2 stops25h 44m
Tue 11/106:00 am -
2 stops23h 14m
Deal found 9/12![United Airlines logo]()
$671
This United Airlines deal was found by Cheapflights users on 9/12. 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 11/15:45 am -
2 stops24h 30m
Mon 11/92:00 pm -
2 stops16h 59m
Deal found 9/12![United Airlines logo]()
$671
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Mon 1/183:12 pm -
2 stops15h 03m
Wed 1/206:25 am -
2 stops24h 14m
Deal found 9/14![United Airlines logo]()
$745
Last-minute flights from Indianapolis to SofiaDiscover last-minute flight deals from Indianapolis to Sofia. Data last updated September 15, 2026 and is based on user searches.
Discover last-minute flight deals from Indianapolis to Sofia. Data last updated September 15, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/12. 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 9/172:44 pm -
2 stops20h 41m
Fri 9/256:10 am -
2 stops24h 34m
Deal found 9/12![United Airlines logo]()
$1,119
This CheapOair deal was found by Cheapflights users on 9/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/154:25 pm -
2 stops36h 45m
Tue 10/201:05 pm -
2 stops34h 29m
Deal found 9/12![Multiple Airlines logo]()
$722
This Air Canada deal was found by Cheapflights users on 9/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1511:37 am -
3 stops18h 43m
Tue 10/206:10 am -
2 stops21h 31m
Deal found 9/12![Air Canada logo]()
$750
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/295:45 am -
2 stops35h 10m
Thu 11/57:55 am -
2 stops22h 52m
Deal found 9/14![United Airlines logo]()
$668
This Air Canada deal was found by Cheapflights users on 9/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2912:46 pm -
3 stops18h 39m
Thu 11/56:25 am -
3 stops21h 21m
Deal found 9/14![Air Canada logo]()
$1,010
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:00 am -
2 stops33h 20m
Thu 11/511:00 pm -
1 stop27h 05m
Deal found 9/14![Multiple Airlines logo]()
$1,050
This United Airlines deal was found by Cheapflights users on 9/12. 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 10/304:30 pm -
2 stops24h 25m
Thu 11/56:00 am -
2 stops24h 47m
Deal found 9/12![United Airlines logo]()
$671
This United Airlines deal was found by Cheapflights users on 9/12. 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 10/303:11 pm -
2 stops16h 14m
Mon 11/92:10 pm -
2 stops34h 42m
Deal found 9/12![United Airlines logo]()
$711
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/309:35 pm -
2 stops32h 25m
Thu 11/511:00 pm -
1 stop27h 05m
Deal found 9/12![Multiple Airlines logo]()
$1,113
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Sat 10/311:49 pm -
2 stops27h 06m
Mon 11/96:25 am -
2 stops39h 35m
Deal found 9/12![United Airlines logo]()
$717
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Sat 10/311:49 pm -
2 stops27h 06m
Fri 11/62:10 pm -
2 stops34h 42m
Deal found 9/12![United Airlines logo]()
$737
Find flight deals from Indianapolis to Sofia
Discover tips and strategies to find the most affordable flight options for your journey from Indianapolis (IND) to Sofia (SOF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $586 (Justfly.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Indianapolis 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, Cheapflights users made 7,457,451 searches. Data last updated September 15, 2026.
Use the filters below to find and compare flights from Indianapolis to Sofia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
IndianapolisSofia
IND Indianapolis - SOF Sofia
INDSOF
Indianapolis
Sun 11/1
5:45 am-1:15 pm
2 stops24h 30m
Sofia
Wed 11/11
2:00 pm-11:59 pm
2 stops16h 59m
$623
Quickest round-trip
IndianapolisSofia
IND Indianapolis - SOF Sofia
INDSOF
Indianapolis
Wed 11/4
2:50 pm-1:15 pm
2 stops15h 25m
Sofia
Wed 11/11
2:00 pm-11:59 pm
2 stops16h 59m
$623
IndianapolisSofia
IND Indianapolis - SOF Sofia
INDSOF
Indianapolis
Mon 11/2
3:10 pm-8:10 pm
2 stops46h 00m
Sofia
Sun 11/8
7:45 pm-10:50 pm
2 stops34h 05m
$642
IndianapolisSofia
IND Indianapolis - SOF Sofia
INDSOF
Indianapolis
Thu 10/29
5:45 am-10:55 pm
2 stops35h 10m
Sofia
Thu 11/5
7:55 am-11:47 pm
2 stops22h 52m
$668
IndianapolisSofia
IND Indianapolis - SOF Sofia
INDSOF
Indianapolis
Fri 10/30
3:11 pm-10:55 pm
2 stops25h 44m
Sofia
Tue 11/10
6:00 am-10:14 pm
2 stops23h 14m
$671
IndianapolisSofia
IND Indianapolis - SOF Sofia
INDSOF
Indianapolis
Sun 11/1
5:45 am-1:15 pm
2 stops24h 30m
Sofia
Mon 11/9
2:00 pm-11:59 pm
2 stops16h 59m
$671
IndianapolisSofia
IND Indianapolis - SOF Sofia
INDSOF
Indianapolis
Mon 1/18
3:12 pm-1:15 pm
2 stops15h 03m
Sofia
Wed 1/20
6:25 am-11:39 pm
2 stops24h 14m
$745
IndianapolisSofia
IND Indianapolis - SOF Sofia
INDSOF
Indianapolis
Thu 10/29
6:00 am-9:20 pm
2 stops33h 20m
Sofia
Thu 11/5
11:00 pm-7:05 pm
1 stop27h 05m
$1,050
Sorted by cheapest first
Compare providers for flights from Indianapolis to Sofia
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Indianapolis to Sofia in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Indianapolis-Sofia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Indianapolis-Sofia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Indianapolis-Sofia flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Indianapolis-Sofia flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Indianapolis-Sofia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Indianapolis to Sofia
Have a flexible travel schedule? Discover the best time to fly to Sofia from Indianapolis with our price prediction graph.
IND-SOF
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.
Reviews of airlines servicing Sofia
Get insights into the airlines that provide service to Sofia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sofia. Reviews last updated September 15, 2026.
Get a feel of what it's like to fly with United Airlines and Lufthansa from Indianapolis to Sofia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
6.7
Comfort
7.3
Entertainment
7.1
Crew
8.1
Overall
7.4
Boarding
7.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Food
6.7
Comfort
7.3
Entertainment
7.1
Crew
8.1
Overall
7.4
Boarding
7.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Food
6.7
Comfort
7.3
Entertainment
7.1
Crew
8.1
Overall
7.4
Boarding
7.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Related info for your journey
Find useful and relevant information for your journey from Indianapolis to Sofia. 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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Complete your trip
Complete your trip to Sofia by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from Indianapolis to Sofia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Indianapolis and Sofia flights
Browse other Indianapolis and Sofia flight options. Last updated on September 15, 2026.
Other flights from Indianapolis
Browse through other flights departing from Indianapolis. Flights are based on user searches made on Cheapflights and were last updated on September 15, 2026.
Popular flight searches
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Other flights to Sofia
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Top 2 airlines flying from Indianapolis to Sofia
Discover the top 2 airlines that operate flights from Indianapolis to Sofia. 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 7,457,451 searches. Data last updated September 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$768 | Average$950 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$831 | Average$1,157 | FlexibilityNo cancel fee | On-time76% |