$744+ 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 1/18. Fares are subject to change and may not be available on all flights or dates of travel.
IND — SOF
Sep 22 — Sep 291
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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
Cheapest
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 August 23, 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 August 23, 2026.
This FlightHub deal was found by Cheapflights users on 8/20. 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.
Tue 11/103:11 pm -
2 stops24h 44m
Tue 11/176:25 am -
2 stops24h 34m
Deal found 8/20![Lufthansa logo]()
$780
This Air Canada deal was found by Cheapflights users on 8/20. 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.
Tue 11/1011:03 am -
3 stops19h 22m
Tue 11/176:25 am -
3 stops19h 21m
Deal found 8/20![Air Canada logo]()
$822
This FlightHub deal was found by Cheapflights users on 8/21. 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 10/141:38 pm -
2 stops26h 37m
Fri 10/236:10 am -
2 stops21h 31m
Deal found 8/21![Lufthansa logo]()
$836
This SWISS deal was found by Cheapflights users on 8/21. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/125:02 pm -
2 stops34h 18m
Mon 10/193:40 pm -
2 stops55h 54m
Deal found 8/21![SWISS logo]()
$859
This oojo deal was found by Cheapflights users on 8/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:33 pm -
2 stops17h 47m
Sat 11/76:25 am -
2 stops24h 19m
Deal found 8/19![Lufthansa logo]()
$867
This oojo deal was found by Cheapflights users on 8/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:15 pm -
2 stops20h 25m
Tue 11/36:25 am -
2 stops24h 19m
Deal found 8/20![Lufthansa logo]()
$888
This Travelocity deal was found by Cheapflights users on 8/21. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/214:25 pm -
2 stops34h 55m
Mon 9/283:40 pm -
2 stops31h 54m
Deal found 8/21![SWISS logo]()
$909
This Air Canada deal was found by Cheapflights users on 8/18. 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.
Tue 8/254:25 pm -
2 stops19h 15m
Tue 11/36:25 am -
3 stops21h 21m
Deal found 8/18![Air Canada logo]()
$927
This United Airlines deal was found by Cheapflights users on 8/19. 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 10/78:10 am -
2 stops21h 00m
Sat 10/171:55 pm -
2 stops37h 09m
Deal found 8/19![United Airlines logo]()
$931
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Tue 11/1010:44 am -
2 stops41h 21m
Tue 11/172:05 pm -
1 stop35h 25m
Deal found 8/20![Multiple Airlines logo]()
$963
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 August 23, 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 August 23, 2026.
This United Airlines deal was found by Cheapflights users on 8/18. 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 1/182:40 pm -
2 stops15h 35m
Wed 1/206:25 am -
2 stops20h 57m
Deal found 8/18![United Airlines logo]()
$744
This FlightHub deal was found by Cheapflights users on 8/20. 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.
Tue 11/103:11 pm -
2 stops24h 44m
Tue 11/176:25 am -
2 stops24h 34m
Deal found 8/20![Lufthansa logo]()
$780
This Air Canada deal was found by Cheapflights users on 8/20. 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.
Tue 11/1011:03 am -
3 stops19h 22m
Tue 11/176:25 am -
3 stops19h 21m
Deal found 8/20![Air Canada logo]()
$822
This SWISS deal was found by Cheapflights users on 8/21. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/125:02 pm -
2 stops34h 18m
Mon 10/193:40 pm -
2 stops55h 54m
Deal found 8/21![SWISS logo]()
$859
This Mytrip deal was found by Cheapflights users on 8/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/124:25 pm -
2 stops23h 50m
Mon 10/197:00 pm -
3 stops34h 59m
Deal found 8/21![Multiple Airlines logo]()
$1,379
This Travelocity deal was found by Cheapflights users on 8/21. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/214:25 pm -
2 stops34h 55m
Mon 9/283:40 pm -
2 stops31h 54m
Deal found 8/21![SWISS logo]()
$909
This United Airlines deal was found by Cheapflights users on 8/19. 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 10/78:10 am -
2 stops21h 00m
Sat 10/171:55 pm -
2 stops37h 09m
Deal found 8/19![United Airlines logo]()
$931
This Mytrip deal was found by Cheapflights users on 8/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:26 pm -
3 stops20h 49m
Mon 9/286:10 am -
2 stops40h 31m
Deal found 8/21![Multiple Airlines logo]()
$1,577
Last-minute flights from Indianapolis to SofiaDiscover last-minute flight deals from Indianapolis to Sofia. Data last updated August 23, 2026 and is based on user searches.
Discover last-minute flight deals from Indianapolis to Sofia. Data last updated August 23, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 8/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:15 pm -
2 stops20h 25m
Tue 11/36:25 am -
2 stops24h 19m
Deal found 8/20![Lufthansa logo]()
$888
This Air Canada deal was found by Cheapflights users on 8/18. 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.
Tue 8/254:25 pm -
2 stops19h 15m
Tue 11/36:25 am -
3 stops21h 21m
Deal found 8/18![Air Canada logo]()
$927
This Air Canada deal was found by Cheapflights users on 8/19. 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.
Tue 8/254:25 pm -
2 stops23h 50m
Tue 11/36:25 am -
3 stops21h 21m
Deal found 8/19![Multiple Airlines logo]()
$1,022
This Travelocity deal was found by Cheapflights users on 8/21. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/214:25 pm -
2 stops34h 55m
Mon 9/283:40 pm -
2 stops31h 54m
Deal found 8/21![SWISS logo]()
$909
This Mytrip deal was found by Cheapflights users on 8/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/214:25 pm -
3 stops33h 20m
Mon 9/285:00 am -
3 stops22h 41m
Deal found 8/21![Multiple Airlines logo]()
$1,408
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 August 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $744 (United Airlines) |
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 August 23, 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
Quickest round-trip
IndianapolisSofia
IND Indianapolis - SOF Sofia
INDSOF
Indianapolis
Mon 1/18
2:40 pm-1:15 pm
2 stops15h 35m
Sofia
Wed 1/20
6:25 am-8:22 pm
2 stops20h 57m
$744
IndianapolisSofia
IND Indianapolis - SOF Sofia
INDSOF
Indianapolis
Tue 11/10
3:11 pm-10:55 pm
2 stops24h 44m
Sofia
Tue 11/17
6:25 am-11:59 pm
2 stops24h 34m
$780
IndianapolisSofia
IND Indianapolis - SOF Sofia
INDSOF
Indianapolis
Tue 11/10
11:03 am-1:25 pm
3 stops19h 22m
Sofia
Tue 11/17
6:25 am-6:46 pm
3 stops19h 21m
$822
IndianapolisSofia
IND Indianapolis - SOF Sofia
INDSOF
Indianapolis
Mon 10/12
5:02 pm-10:20 am
2 stops34h 18m
Sofia
Mon 10/19
3:40 pm-4:34 pm
2 stops55h 54m
$859
IndianapolisSofia
IND Indianapolis - SOF Sofia
INDSOF
Indianapolis
Mon 9/21
4:25 pm-10:20 am
2 stops34h 55m
Sofia
Mon 9/28
3:40 pm-4:34 pm
2 stops31h 54m
$909
IndianapolisSofia
IND Indianapolis - SOF Sofia
INDSOF
Indianapolis
Wed 10/7
8:10 am-12:10 pm
2 stops21h 00m
Sofia
Sat 10/17
1:55 pm-8:04 pm
2 stops37h 09m
$931
IndianapolisSofia
IND Indianapolis - SOF Sofia
INDSOF
Indianapolis
Mon 10/12
4:25 pm-11:15 pm
2 stops23h 50m
Sofia
Mon 10/19
7:00 pm-10:59 pm
3 stops34h 59m
$1,379
IndianapolisSofia
IND Indianapolis - SOF Sofia
INDSOF
Indianapolis
Mon 9/21
7:26 pm-11:15 pm
3 stops20h 49m
Sofia
Mon 9/28
6:10 am-3:41 pm
2 stops40h 31m
$1,577
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 August.
| 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 August 23, 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.
Entertainment
7.1
Boarding
7.7
Food
6.7
Comfort
7.3
Crew
8.1
Overall
7.4
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Entertainment
7.1
Boarding
7.7
Food
6.7
Comfort
7.3
Crew
8.1
Overall
7.4
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Entertainment
7.1
Boarding
7.7
Food
6.7
Comfort
7.3
Crew
8.1
Overall
7.4
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Indianapolis
Popular flights
Sofia flight routes
Alternative routes for Indianapolis to Sofia
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Sofia by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Indianapolis to Sofia by cabin class
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 August 23, 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 August 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Sofia
Explore flights to Sofia departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 23, 2026.
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 August 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$768 | Average$950 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$831 | Average$1,148 | FlexibilityNo cancel fee | On-time76% |