$486+ 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 10/23. Fares are subject to change and may not be available on all flights or dates of travel.
IND — SOF
Oct 24 — Oct 311
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
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
One-way
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 24, 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 24, 2026.
This FlightHub deal was found by Cheapflights users on 9/20. 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 10/2012:01 pm -
2 stops16h 39m
Tue 10/276:45 pm -
2 stops30h 37m
Deal found 9/20![Austrian Airlines logo]()
$660
This United Airlines deal was found by Cheapflights users on 9/22. 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.
Tue 9/293:03 pm -
2 stops20h 37m
Tue 10/208:00 am -
2 stops21h 07m
Deal found 9/22![United Airlines logo]()
$725
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:45 am -
2 stops23h 25m
Wed 10/282:00 pm -
2 stops26h 20m
Deal found 9/21![United Airlines logo]()
$728
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/291:38 pm -
2 stops15h 02m
Fri 10/307:55 am -
2 stops18h 51m
Deal found 9/21![United Airlines logo]()
$729
This KAYAK deal was found by Cheapflights users on 9/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:45 am -
2 stops23h 25m
Wed 10/287:55 am -
2 stops17h 27m
Deal found 9/21![Multiple Airlines logo]()
$732
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:45 am -
2 stops23h 25m
Thu 10/292:00 pm -
2 stops30h 30m
Deal found 9/21![United Airlines logo]()
$734
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2912:01 pm -
2 stops17h 09m
Tue 10/272:00 pm -
2 stops33h 41m
Deal found 9/21![United Airlines logo]()
$738
This KAYAK deal was found by Cheapflights users on 9/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/299:55 am -
2 stops25h 45m
Mon 10/267:05 pm -
2 stops34h 42m
Deal found 9/21![Lufthansa logo]()
$743
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:45 am -
2 stops23h 25m
Fri 10/307:55 am -
2 stops22h 04m
Deal found 9/21![United Airlines logo]()
$750
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:45 am -
2 stops23h 25m
Tue 10/276:25 am -
2 stops38h 05m
Deal found 9/21![United Airlines logo]()
$752
This United deal was found by Cheapflights users on 9/22. 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.
Tue 9/2911:37 am -
2 stops17h 03m
Sun 10/256:00 am -
2 stops23h 59m
Deal found 9/22![Multiple Airlines logo]()
$776
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:45 am -
2 stops23h 25m
Mon 10/266:00 am -
2 stops38h 30m
Deal found 9/21![United Airlines logo]()
$777
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 24, 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 24, 2026.
This FlightHub deal was found by Cheapflights users on 9/20. 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 10/2012:01 pm -
2 stops16h 39m
Tue 10/276:45 pm -
2 stops30h 37m
Deal found 9/20![Austrian Airlines logo]()
$660
This United Airlines deal was found by Cheapflights users on 9/23. 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 2/112:49 pm -
2 stops17h 26m
Thu 2/46:25 am -
2 stops19h 18m
Deal found 9/23![United Airlines logo]()
$722
This Air Canada deal was found by Cheapflights users on 9/20. 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 10/204:25 pm -
2 stops18h 35m
Tue 10/276:25 am -
3 stops20h 21m
Deal found 9/20![Multiple Airlines logo]()
$837
Last-minute flights from Indianapolis to SofiaDiscover last-minute flight deals from Indianapolis to Sofia. Data last updated September 24, 2026 and is based on user searches.
Discover last-minute flight deals from Indianapolis to Sofia. Data last updated September 24, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:45 am -
2 stops23h 25m
Wed 10/282:00 pm -
2 stops26h 20m
Deal found 9/21![United Airlines logo]()
$728
This KAYAK deal was found by Cheapflights users on 9/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:45 am -
2 stops23h 25m
Wed 10/287:55 am -
2 stops17h 27m
Deal found 9/21![Multiple Airlines logo]()
$732
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:45 am -
2 stops23h 25m
Thu 10/292:00 pm -
2 stops30h 30m
Deal found 9/21![United Airlines logo]()
$734
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:45 am -
2 stops23h 25m
Fri 10/307:55 am -
2 stops22h 04m
Deal found 9/21![United Airlines logo]()
$750
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:45 am -
2 stops23h 25m
Tue 10/276:25 am -
2 stops38h 05m
Deal found 9/21![United Airlines logo]()
$752
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:45 am -
2 stops23h 25m
Mon 10/266:00 am -
2 stops38h 30m
Deal found 9/21![United Airlines logo]()
$777
This United Airlines deal was found by Cheapflights users on 9/22. 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.
Tue 9/293:03 pm -
2 stops20h 37m
Tue 10/208:00 am -
2 stops21h 07m
Deal found 9/22![United Airlines logo]()
$725
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/291:38 pm -
2 stops15h 02m
Thu 10/297:55 am -
2 stops20h 19m
Deal found 9/21![United Airlines logo]()
$729
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2912:01 pm -
2 stops17h 09m
Tue 10/272:00 pm -
2 stops33h 41m
Deal found 9/21![United Airlines logo]()
$738
This KAYAK deal was found by Cheapflights users on 9/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/299:55 am -
2 stops25h 45m
Mon 10/267:05 pm -
2 stops34h 42m
Deal found 9/21![Lufthansa logo]()
$743
This United deal was found by Cheapflights users on 9/22. 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.
Tue 9/2911:37 am -
2 stops17h 03m
Sun 10/256:00 am -
2 stops23h 59m
Deal found 9/22![Multiple Airlines logo]()
$776
This FlightHub deal was found by Cheapflights users on 9/20. 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 10/2012:01 pm -
2 stops16h 39m
Tue 10/276:45 pm -
2 stops30h 37m
Deal found 9/20![Austrian Airlines logo]()
$660
One-way flights from Indianapolis to SofiaSearch for one-way flight options from Indianapolis to Sofia. Find affordable one-way fares based on user searches. Data last updated September 24, 2026.
Search for one-way flight options from Indianapolis to Sofia. Find affordable one-way fares based on user searches. Data last updated September 24, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/23. 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 10/239:06 pm -
3 stops55h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Multiple Airlines logo]()
$486
This FlightHub deal was found by Cheapflights users on 9/23. 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 10/236:00 pm -
2 stops42h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![British Airways logo]()
$508
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 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $660 (FlightHub) |
One-way from | $474 (Kiwi.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 24, 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
Fri 10/23
9:06 pm-11:15 am
3 stops55h 09m
Sofia
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$486
IndianapolisSofia
IND Indianapolis - SOF Sofia
INDSOF
Indianapolis
Fri 10/23
6:00 pm-7:35 pm
2 stops42h 35m
Sofia
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$508
IndianapolisSofia
IND Indianapolis - SOF Sofia
INDSOF
Indianapolis
Tue 10/20
12:01 pm-11:40 am
2 stops16h 39m
Sofia
Tue 10/27
6:45 pm-7:22 pm
2 stops30h 37m
$660
Quickest round-trip
IndianapolisSofia
IND Indianapolis - SOF Sofia
INDSOF
Indianapolis
Mon 2/1
12:49 pm-1:15 pm
2 stops17h 26m
Sofia
Thu 2/4
6:25 am-6:43 pm
2 stops19h 18m
$722
IndianapolisSofia
IND Indianapolis - SOF Sofia
INDSOF
Indianapolis
Tue 10/20
4:25 pm-6:00 pm
2 stops18h 35m
Sofia
Tue 10/27
6:25 am-8:46 pm
3 stops20h 21m
$837
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 24, 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.
Overall
7.4
Boarding
7.7
Comfort
7.3
Crew
8.1
Entertainment
7.1
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Overall
7.4
Boarding
7.7
Comfort
7.3
Crew
8.1
Entertainment
7.1
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Overall
7.4
Boarding
7.7
Comfort
7.3
Crew
8.1
Entertainment
7.1
Food
6.7
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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Alternative routes for Indianapolis to Sofia
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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.
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 September 24, 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 24, 2026.
Popular flight searches
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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 September 24, 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 September 24, 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% |