HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Sofia

$529+ 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 8/17. Fares are subject to change and may not be available on all flights or dates of travel.
IND — SOF
Mar 29 — Apr 51
Sun 3/29
Sun 4/5
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 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 February 27, 2026.

This FlightHub deal was found by Cheapflights users on 2/24. 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 8/177:59 pm
IND
-
SOF
2 stops15h 41m
Lufthansa
Tue 8/256:40 pm
SOF
-
IND
2 stops36h 08m
Lufthansa
Deal found 2/24$529
This CheapOair deal was found by Cheapflights users on 2/26. 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.
Mon 8/1710:20 am
IND
-
SOF
2 stops25h 20m
Multiple Airlines
Tue 8/256:40 pm
SOF
-
IND
2 stops30h 08m
Multiple Airlines
Deal found 2/26$546
This United Airlines deal was found by Cheapflights users on 2/23. 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.
Thu 4/97:30 pm
IND
-
SOF
3 stops44h 00m
United Airlines
Thu 4/162:10 pm
SOF
-
IND
3 stops38h 35m
United Airlines
Deal found 2/23$634
This Gotogate deal was found by Cheapflights users on 2/25. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/710:20 am
IND
-
SOF
2 stops18h 50m
Multiple Airlines
Fri 5/156:20 am
SOF
-
IND
2 stops21h 14m
Multiple Airlines
Deal found 2/25$666
This Air Canada deal was found by Cheapflights users on 2/25. 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 5/710:20 am
IND
-
SOF
2 stops18h 50m
Air Canada
Fri 5/156:20 am
SOF
-
IND
3 stops20h 48m
Air Canada
Deal found 2/25$694
This Air France deal was found by Cheapflights users on 2/23. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/243:40 pm
IND
-
SOF
2 stops15h 15m
Multiple Airlines
Tue 3/37:00 am
SOF
-
IND
2 stops20h 54m
Multiple Airlines
Deal found 2/23$730
This United Airlines deal was found by Cheapflights users on 2/23. 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.
Wed 3/44:05 pm
IND
-
SOF
2 stops23h 40m
United Airlines
Sun 3/86:05 am
SOF
-
IND
2 stops23h 54m
United Airlines
Deal found 2/23$783
This United Airlines deal was found by Cheapflights users on 2/25. 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 4/37:30 pm
IND
-
SOF
2 stops34h 30m
United Airlines
Sat 4/1112:55 pm
SOF
-
IND
2 stops18h 02m
United Airlines
Deal found 2/25$795
This Air France deal was found by Cheapflights users on 2/26. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/312:54 pm
IND
-
SOF
2 stops18h 06m
Multiple Airlines
Sat 4/117:00 am
SOF
-
IND
2 stops16h 53m
Multiple Airlines
Deal found 2/26$841

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 February 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$529
(FlightHub)
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 February 27, 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

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Mon 8/17

7:59 pm-6:40 pm

2 stops15h 41m

Sofia

Tue 8/25

6:40 pm-11:48 pm

2 stops36h 08m

$529

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Thu 4/9

7:30 pm-10:30 pm

3 stops44h 00m

Sofia

Thu 4/16

2:10 pm-9:45 pm

3 stops38h 35m

$634

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Fri 4/3

12:54 pm-2:00 pm

2 stops18h 06m

Sofia

Sat 4/11

7:00 am-4:53 pm

2 stops16h 53m

$841

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Fri 4/3

9:20 pm-12:10 pm

2 stops55h 50m

Sofia

Sat 4/11

12:55 pm-11:57 pm

2 stops18h 02m

$876

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Tue 5/26

5:35 am-12:10 pm

2 stops23h 35m

Sofia

Tue 6/30

6:10 am-3:44 pm

2 stops40h 34m

$877

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Mon 5/25

10:20 am-12:10 pm

2 stops18h 50m

Sofia

Mon 6/29

12:55 pm-8:39 pm

2 stops38h 44m

$891

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Tue 6/30

9:20 am-11:00 am

2 stops18h 40m

Sofia

Tue 7/28

6:10 am-11:59 pm

2 stops24h 49m

$1,084

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Tue 6/30

8:00 am-11:00 am

2 stops20h 00m

Sofia

Thu 7/30

6:10 am-10:00 pm

2 stops22h 50m

$1,084

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Wed 7/1

1:35 pm-6:05 pm

2 stops21h 30m

Sofia

Thu 7/30

12:55 pm-11:40 pm

2 stops17h 45m

$1,084

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Thu 5/7

2:32 pm-12:10 pm

2 stops14h 38m

$534

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/25

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 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 February 27, 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
9,349 reviews

Overall

7.4

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,349 reviews
United Airlines
7.4
Good
9,349 reviews

Overall

7.4

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Lufthansa
6.8
Okay
7,815 reviews
United Airlines
7.4
Good
9,349 reviews

Overall

7.4

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 41m. Fly via Lufthansa or United Airlines 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 $588. Another airline that can offer you cheap pricing is Lufthansa.

  • 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 February 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$588Average$1,201FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$674Average$1,020FlexibilityNo cancel feeOn-time76%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights