What airlines fly to Bulgaria?

United Airlines, Lufthansa and British Airways are the top three most popular airlines that fly to Bulgaria from Indianapolis according to our data. United Airlines is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Bulgaria. Keep in mind that there are 4 different airlines that fly to Bulgaria on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Indianapolis Airport to Bulgaria?

Prices for flights from Indianapolis Airport to Bulgaria refresh daily.

How many operators does momondo search for flights from Indianapolis Airport to Bulgaria?

As of November 2025, there are 2 operators available to choose from for flights from Indianapolis Airport to Bulgaria.

How old do you have to be to fly from Indianapolis Airport to Bulgaria?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Indianapolis Airport to Bulgaria.

What documentation or ID do you need to fly to Bulgaria?

The necessary travel and health documents for your Bulgaria trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$643 Cheap Flights from Indianapolis to Bulgaria in 2025/26

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Round-trip

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1:50 pm - 6:20 pmIND-SOF

22h 30m2 stops

6:10 am - 11:48 pmSOF-IND

23h 38m2 stops

$643United Airlines

Find Deal

Wed, Mar 11 - Sun, Mar 15

10:49 am - 6:20 pmIND-SOF

25h 31m2 stops

6:10 am - 9:43 pmSOF-IND

21h 33m2 stops

$644United Airlines

Find Deal

Wed, Mar 11 - Sun, Mar 15

6:30 pm - 1:35 pmIND-SOF

36h 05m2 stops

2:25 pm - 5:01 pmSOF-IND

32h 36m2 stops

$680United Airlines

Find Deal

Sat, Mar 7 - Sat, Mar 14

10:49 am - 1:40 pmIND-SOF

19h 51m3 stops

6:25 am - 9:43 pmSOF-IND

21h 18m3 stops

$799Air Canada

Find Deal

Sat, Mar 7 - Sat, Mar 14

7:45 pm - 1:50 pmIND-SOF

35h 05m2 stops

6:00 am - 8:26 pmSOF-IND

21h 26m2 stops

$933Lufthansa

Find Deal

Tue, Dec 23 - Thu, Jan 8

7:45 pm - 1:50 pmIND-SOF

35h 05m2 stops

2:25 pm - 8:26 pmSOF-IND

37h 01m2 stops

$953Lufthansa

Find Deal

Tue, Dec 23 - Wed, Jan 7

11:54 am - 11:55 pmIND-SOF

29h 01m2 stops

2:35 pm - 11:44 pmSOF-IND

16h 09m2 stops

$1,296Multiple Airlines

Find Deal

Thu, Dec 18 - Thu, Dec 25

4:51 pm - 1:30 amIND-SOF

25h 39m3 stops

6:35 pm - 6:30 pmSOF-IND

30h 55m3 stops

$1,706Multiple Airlines

Find Deal

Thu, Dec 18 - Thu, Dec 25

1:45 pm - 1:15 pmIND-SOF

40h 30m3 stops

2:00 pm - 10:14 pmSOF-IND

39h 14m3 stops

$1,935SWISS

Find Deal

Sun, Dec 21 - Wed, Jan 7

1:45 pm - 1:15 pmIND-SOF

40h 30m3 stops

2:00 pm - 10:14 pmSOF-IND

39h 14m3 stops

$2,020SWISS

Find Deal

Sun, Dec 21 - Tue, Jan 6

United Airlines flights from Indianapolis to Bulgaria

Our best United Airlines deals on Indianapolis to Bulgaria flight tickets

United Airlines

Mar 11

IND1:50 pmIndianapolis

22h 30m

2 stops

SOF6:20 pmSofia

Mar 15

SOF6:10 amSofia

23h 38m

2 stops

IND11:48 pmIndianapolis

$643

Find similar

United Airlines

Mar 11

IND10:49 amIndianapolis

25h 31m

2 stops

SOF6:20 pmSofia

Mar 15

SOF6:10 amSofia

21h 33m

2 stops

IND9:43 pmIndianapolis

$644

Find similar

United Airlines

Mar 7

IND6:30 pmIndianapolis

36h 05m

2 stops

SOF1:35 pmSofia

Mar 14

SOF2:25 pmSofia

32h 36m

2 stops

IND5:01 pmIndianapolis

$680

Find similar

Lufthansa flights from Indianapolis to Bulgaria

Our best Lufthansa deals on Indianapolis to Bulgaria flight tickets

Lufthansa

Dec 23

IND7:45 pmIndianapolis

35h 05m

2 stops

SOF1:50 pmSofia

Jan 8

SOF6:00 amSofia

21h 26m

2 stops

IND8:26 pmIndianapolis

$933

Find similar

Lufthansa

Dec 23

IND7:45 pmIndianapolis

35h 05m

2 stops

SOF1:50 pmSofia

Jan 7

SOF2:25 pmSofia

37h 01m

2 stops

IND8:26 pmIndianapolis

$953

Find similar

Lufthansa

Dec 23

IND7:45 pmIndianapolis

35h 05m

2 stops

SOF1:50 pmSofia

Jan 5

SOF7:05 pmSofia

56h 21m

2 stops

IND8:26 pmIndianapolis

$1,138

Find similar

Fly from

Fly to

Route

Depart

Return

Price

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Wed 3/11

1:50 pm-6:20 pm

2 stops22h 30m

Sofia

Sun 3/15

6:10 am-11:48 pm

2 stops23h 38m

$643

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Wed 3/11

10:49 am-6:20 pm

2 stops25h 31m

Sofia

Sun 3/15

6:10 am-9:43 pm

2 stops21h 33m

$644

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Sat 3/7

6:30 pm-1:35 pm

2 stops36h 05m

Sofia

Sat 3/14

2:25 pm-5:01 pm

2 stops32h 36m

$680

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Sat 3/7

10:49 am-1:40 pm

3 stops19h 51m

Sofia

Sat 3/14

6:25 am-9:43 pm

3 stops21h 18m

$799

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Tue 12/23

7:45 pm-1:50 pm

2 stops35h 05m

Sofia

Thu 1/8

6:00 am-8:26 pm

2 stops21h 26m

$933

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Tue 12/23

7:45 pm-1:50 pm

2 stops35h 05m

Sofia

Wed 1/7

2:25 pm-8:26 pm

2 stops37h 01m

$953

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Thu 12/18

11:54 am-11:55 pm

2 stops29h 01m

Sofia

Thu 12/25

2:35 pm-11:44 pm

2 stops16h 09m

$1,296

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Thu 12/18

4:51 pm-1:30 am

3 stops25h 39m

Sofia

Thu 12/25

6:35 pm-6:30 pm

3 stops30h 55m

$1,706

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Sun 12/21

1:45 pm-1:15 pm

3 stops40h 30m

Sofia

Wed 1/7

2:00 pm-10:14 pm

3 stops39h 14m

$1,935

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Sun 12/21

1:45 pm-1:15 pm

3 stops40h 30m

Sofia

Tue 1/6

2:00 pm-10:14 pm

3 stops39h 14m

$2,020

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Indianapolis to Bulgaria

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Bulgaria?

The cheapest day to depart from Indianapolis to Bulgaria is on a Thursday when prices can be found for as low as $913. On the other hand, Sunday is the most expensive day to depart from Indianapolis because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,319.

What is the cheapest time of day to depart on your flight to Bulgaria?

At noon is the cheapest time of day to fly from Indianapolis to Bulgaria when you can find flight prices for as low as $944. Flying to Bulgaria at noon is an ideal time because this is during off-peak travel hours. Flights to Bulgaria are more costly in the evening, with an average ticket price of $1,116. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Cheap Indianapolis to Bulgaria flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Indianapolis to Bulgaria

Direct flights	None

There are no direct flights from Indianapolis to Bulgaria. There are no popular flight routes from Indianapolis to Bulgaria.

Search flight deals

When did momondo last update prices for flights from Indianapolis Airport to Bulgaria?
Prices for flights from Indianapolis Airport to Bulgaria refresh daily.
How many operators does momondo search for flights from Indianapolis Airport to Bulgaria?
As of November 2025, there are 2 operators available to choose from for flights from Indianapolis Airport to Bulgaria.
How old do you have to be to fly from Indianapolis Airport to Bulgaria?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Indianapolis Airport to Bulgaria.
What documentation or ID do you need to fly to Bulgaria?
The necessary travel and health documents for your Bulgaria trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Indianapolis to Bulgaria

Compare and see reviews for airlines that fly from Indianapolis to Bulgaria with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $628	Free Cancellation	Rating 7.4 8,997 reviews		Search United Airlines flights
Lufthansa	PriceFrom $688	Free Cancellation	Rating 6.8 7,545 reviews		Search Lufthansa flights

Why use momondo?

Why should I use momondo to find a flight deal from Indianapolis to Bulgaria?

It is quick and easy to find Indianapolis to Bulgaria flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Bulgaria that suits you.

Can I find flights from Indianapolis to Bulgaria with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Indianapolis to Bulgaria flights to just show those with flexible booking policies.

How can momondo help me find flights from Indianapolis to Bulgaria?

Once you have performed a search for Indianapolis to Bulgaria flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Indianapolis to Bulgaria right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Indianapolis to Bulgaria now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Bulgaria and let you know when they change.

An easier way to manage your Bulgaria trip

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Popular cities in Bulgaria

Flights to Sofiafrom $341

Flights to Varnafrom $398

Flights to Burgasfrom $838

Flights to Plovdivfrom $754

Cheap flights from Indianapolis to Bulgaria from $643

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Indianapolis to Bulgaria departing on 3/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

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Find the cheapest flights from Indianapolis to Bulgaria

Cheap round-trip flights

United Airlines flights from Indianapolis to Bulgaria

Our best United Airlines deals on Indianapolis to Bulgaria flight tickets

Lufthansa flights from Indianapolis to Bulgaria

Our best Lufthansa deals on Indianapolis to Bulgaria flight tickets

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Use the filters below to find and compare flights from Indianapolis to Bulgaria that are best for you.

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How to get the cheapest flight ticket from Indianapolis to Bulgaria

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Bulgaria?

What is the cheapest time of day to depart on your flight to Bulgaria?

What airlines fly to Bulgaria?

Cheap Indianapolis to Bulgaria flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Indianapolis to Bulgaria

Direct flights

When did momondo last update prices for flights from Indianapolis Airport to Bulgaria?

How many operators does momondo search for flights from Indianapolis Airport to Bulgaria?

How old do you have to be to fly from Indianapolis Airport to Bulgaria?

What documentation or ID do you need to fly to Bulgaria?

Best airlines flying from Indianapolis to Bulgaria

Compare and see reviews for airlines that fly from Indianapolis to Bulgaria with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Indianapolis to Bulgaria?

Can I find flights from Indianapolis to Bulgaria with flexible booking policies on momondo?

How can momondo help me find flights from Indianapolis to Bulgaria?

I’m not ready to book a flight from Indianapolis to Bulgaria right now. Can momondo alert me if prices change?

An easier way to manage your Bulgaria trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Bulgaria

Popular cities in Bulgaria

Popular flights according to clicks in the last 7 days on momondo