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Sofia

$739+ 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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
IND — SOF
Aug 21 — Aug 281
Fri 8/21
Fri 8/28
1 adult, Economy
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Cheap flight deals from Indianapolis to Sofia

Cheapest flights from Indianapolis to Sofia
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 July 22, 2026.

This Mytrip deal was found by Cheapflights users on 7/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1710:20 am
IND
-
SOF
2 stops18h 50m
Multiple Airlines
Mon 8/243:40 pm
SOF
-
IND
2 stops31h 53m
Multiple Airlines
Deal found 7/18$793
This oojo deal was found by Cheapflights users on 7/17. 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.
Wed 8/192:00 pm
IND
-
SOF
2 stops15h 10m
Lufthansa
Fri 8/286:20 am
SOF
-
IND
2 stops17h 13m
Lufthansa
Deal found 7/17$829
This Justfly.com deal was found by Cheapflights users on 7/21. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:31 pm
IND
-
SOF
2 stops16h 09m
Lufthansa
Thu 10/156:10 am
SOF
-
IND
2 stops21h 26m
Lufthansa
Deal found 7/21$842
This Justfly.com deal was found by Cheapflights users on 7/21. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:31 pm
IND
-
SOF
2 stops16h 09m
Lufthansa
Tue 10/132:10 pm
SOF
-
IND
2 stops16h 34m
Lufthansa
Deal found 7/21$843
This United Airlines deal was found by Cheapflights users on 7/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/197:30 pm
IND
-
SOF
2 stops16h 10m
United Airlines
Fri 8/286:20 am
SOF
-
IND
2 stops20h 54m
United Airlines
Deal found 7/20$850
This United Airlines deal was found by Cheapflights users on 7/21. 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.
Sun 9/137:31 pm
IND
-
SOF
2 stops16h 09m
United Airlines
Fri 10/166:20 am
SOF
-
IND
2 stops21h 16m
United Airlines
Deal found 7/21$853
This KAYAK deal was found by Cheapflights users on 7/21. 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 9/144:25 pm
IND
-
SOF
2 stops34h 55m
SWISS
Mon 10/123:40 pm
SOF
-
IND
2 stops31h 54m
SWISS
Deal found 7/21$868
This KAYAK deal was found by Cheapflights users on 7/21. 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.
Sat 9/124:25 pm
IND
-
SOF
2 stops39h 30m
SWISS
Mon 10/123:40 pm
SOF
-
IND
2 stops31h 54m
SWISS
Deal found 7/21$873
This KAYAK deal was found by Cheapflights users on 7/21. 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.
Sun 9/137:31 pm
IND
-
SOF
2 stops16h 09m
Lufthansa
Mon 10/127:25 pm
SOF
-
IND
2 stops32h 11m
Lufthansa
Deal found 7/21$874
This oojo deal was found by Cheapflights users on 7/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:31 pm
IND
-
SOF
2 stops20h 19m
Lufthansa
Wed 10/146:10 am
SOF
-
IND
2 stops21h 26m
Lufthansa
Deal found 7/21$892
This United Airlines deal was found by Cheapflights users on 7/21. 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.
Wed 9/166:00 am
IND
-
SOF
2 stops23h 10m
United Airlines
Fri 10/166:20 am
SOF
-
IND
2 stops21h 16m
United Airlines
Deal found 7/21$909
This Justfly.com deal was found by Cheapflights users on 7/21. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/152:00 pm
IND
-
SOF
2 stops16h 05m
Lufthansa
Thu 10/156:10 am
SOF
-
IND
2 stops21h 26m
Lufthansa
Deal found 7/21$910

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 July 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$739
(United Airlines)
Provider with most accurate pricing for Indianapolis-Sofia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Indianapolis-Sofia flights.
Search Deals
From Indianapolis to Sofia
Search Deals

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 2,558,603 searches. Data last updated July 22, 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

Price

Cheapest round-trip

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Sun 1/10

4:25 pm-6:20 pm

2 stops18h 55m

Sofia

Thu 1/14

6:25 am-8:22 pm

2 stops20h 57m

$739
Quickest round-trip

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Wed 8/19

2:00 pm-12:10 pm

2 stops15h 10m

Sofia

Fri 8/28

6:20 am-4:33 pm

2 stops17h 13m

$829

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Wed 8/19

7:30 pm-6:40 pm

2 stops16h 10m

Sofia

Fri 8/28

6:20 am-8:14 pm

2 stops20h 54m

$850

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Sun 9/13

7:31 pm-6:40 pm

2 stops16h 09m

Sofia

Tue 10/13

6:10 am-8:36 pm

2 stops21h 26m

$853

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Sat 9/12

5:45 am-6:40 pm

2 stops29h 55m

Sofia

Fri 10/16

6:10 am-11:59 pm

2 stops24h 49m

$912

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Wed 9/16

2:00 pm-1:25 pm

2 stops16h 25m

Sofia

Sun 10/11

6:20 am-4:34 pm

2 stops17h 14m

$983

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Mon 8/17

4:25 pm-10:20 am

3 stops34h 55m

Sofia

Mon 8/24

3:40 pm-4:33 pm

2 stops31h 53m

$1,050

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Mon 9/14

4:25 pm-10:20 am

3 stops34h 55m

Sofia

Wed 10/14

11:05 am-4:34 pm

2 stops36h 29m

$1,260

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Wed 8/19

10:20 am-6:40 pm

2 stops25h 20m

Sofia

Fri 8/28

6:20 am-10:00 pm

3 stops22h 40m

$1,310

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/18

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 July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.
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 July 22, 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.
United Airlines
7.4
Good
10,014 reviews

Overall

7.4

Crew

8.1

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this
United Airlines
7.4
Good
10,014 reviews
United Airlines
7.4
Good
10,014 reviews

Overall

7.4

Crew

8.1

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this
Lufthansa
6.8
Okay
8,152 reviews
United Airlines
7.4
Good
10,014 reviews

Overall

7.4

Crew

8.1

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this

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.

  • How long is the flight from Indianapolis to Sofia?

    There are many flights that can get you from Indianapolis to Sofia in 15h 10m. Fly via United Airlines or Lufthansa to get the fastest option. Airlines will cover a distance of 5244 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Indianapolis to Sofia round-trip?

    Cheapflights users have booked flights from Indianapolis to Sofia round-trip from $713. Another airline that can offer you cheap pricing is United Airlines.

  • Can I find deals for flights from Indianapolis to Sofia that include hotel bookings?

    Yes. In addition to deals on Indianapolis to Sofia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Indianapolis to Sofia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Indianapolis to Sofia.

  • Can I find deals for business class flights from Indianapolis to Sofia?

    Yes. Cheapflights offers flight deals from Indianapolis to Sofia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Indianapolis to Sofia

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Sofia flights
Cincinnati to Sofia flights

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 2,558,603 searches. Data last updated July 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$713Average$1,069FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$768Average$981FlexibilityNo cancel feeOn-time69%

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