What airlines fly to Sofia?

United Airlines, Lufthansa and British Airways are the top three most popular airlines that fly to Sofia from Indianapolis according to our data. United Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Sofia. Keep in mind that there are 4 different airlines that fly to Sofia 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 Sofia Airport?

Prices for flights from Indianapolis Airport to Sofia Airport were last updated today.

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

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

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

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 Sofia Airport.

What documentation or ID do you need to fly to Sofia Airport?

The required travel and health documents for your Sofia Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sofia Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$274 Cheap Flights from Indianapolis to Sofia in 2025

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Find the cheapest flights from Indianapolis to Sofia

Round-trip

One-way

Cheap round-trip flights

2:25 pm - 12:00 pmIND-SOF

14h 35m2 stops

6:15 am - 9:56 pmSOF-IND

22h 41m2 stops

$640Lufthansa

Find Deal

mié., oct. 8 - vie., oct. 24

2:25 pm - 12:00 pmIND-SOF

14h 35m2 stops

6:15 am - 9:56 pmSOF-IND

22h 41m2 stops

$641Lufthansa

Find Deal

mié., oct. 8 - vie., oct. 24

10:20 am - 5:50 pmIND-SOF

24h 30m2 stops

6:15 am - 8:14 pmSOF-IND

20h 59m3 stops

$774Air Canada

Find Deal

mié., oct. 8 - vie., oct. 24

10:20 am - 5:50 pmIND-SOF

24h 30m2 stops

6:15 am - 8:14 pmSOF-IND

20h 59m3 stops

$776Air Canada

Find Deal

mié., oct. 8 - vie., oct. 24

12:14 pm - 11:00 pmIND-SOF

27h 46m2 stops

6:20 am - 11:59 pmSOF-IND

24h 39m2 stops

$784United Airlines

Find Deal

dom., sep. 21 - dom., sep. 28

6:11 pm - 12:00 pmIND-SOF

34h 49m2 stops

7:25 pm - 9:51 pmSOF-IND

33h 26m2 stops

$856Lufthansa

Find Deal

sáb., ago. 16 - dom., ago. 24

5:00 am - 6:55 pmIND-SOF

30h 55m3 stops

6:00 am - 8:13 pmSOF-IND

45h 13m3 stops

$895

Find Deal

dom., sep. 21 - dom., sep. 28

5:00 am - 11:40 amIND-SOF

23h 40m2 stops

6:00 am - 8:13 pmSOF-IND

45h 13m3 stops

$1,034

Find Deal

dom., sep. 21 - dom., sep. 28

7:50 pm - 10:55 pmIND-SOF

20h 05m1 stop

6:40 am - 10:09 pmSOF-IND

46h 29m2 stops

$1,303

Find Deal

sáb., ago. 16 - dom., ago. 24

5:05 am - 3:20 pmIND-SOF

27h 15m2 stops

12:30 pm - 10:09 pmSOF-IND

40h 39m3 stops

$1,338

Find Deal

sáb., ago. 16 - dom., ago. 24

Lufthansa flights from Indianapolis to Sofia

Our best Lufthansa deals on Indianapolis to Sofia flight tickets

Lufthansa

Oct 8

IND2:25 pmIndianapolis

14h 35m

2 stops

SOF12:00 pmSofia

Oct 24

SOF6:15 amSofia

22h 41m

2 stops

IND9:56 pmIndianapolis

$640

Find similar

Lufthansa

Oct 8

IND2:25 pmIndianapolis

14h 35m

2 stops

SOF12:00 pmSofia

Oct 24

SOF6:15 amSofia

22h 41m

2 stops

IND9:56 pmIndianapolis

$641

Find similar

Lufthansa

Aug 16

IND6:11 pmIndianapolis

34h 49m

2 stops

SOF12:00 pmSofia

Aug 24

SOF7:25 pmSofia

33h 26m

2 stops

IND9:51 pmIndianapolis

$856

Find similar

Air Canada flights from Indianapolis to Sofia

Our best Air Canada deals on Indianapolis to Sofia flight tickets

Air Canada

Oct 8

IND10:20 amIndianapolis

24h 30m

2 stops

SOF5:50 pmSofia

Oct 24

SOF6:15 amSofia

20h 59m

3 stops

IND8:14 pmIndianapolis

$774

Find similar

Air Canada

Oct 8

IND10:20 amIndianapolis

24h 30m

2 stops

SOF5:50 pmSofia

Oct 24

SOF6:15 amSofia

20h 59m

3 stops

IND8:14 pmIndianapolis

$776

Find similar

Fly from

Fly to

Route

Depart

Return

Price

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

mié. 10/8

2:25 pm-12:00 pm

2 stops14h 35m

Sofia

vie. 10/24

6:15 am-9:56 pm

2 stops22h 41m

$640

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

mié. 10/8

2:25 pm-12:00 pm

2 stops14h 35m

Sofia

vie. 10/24

6:15 am-9:56 pm

2 stops22h 41m

$641

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

mié. 10/8

10:20 am-5:50 pm

2 stops24h 30m

Sofia

vie. 10/24

6:15 am-8:14 pm

3 stops20h 59m

$774

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

mié. 10/8

10:20 am-5:50 pm

2 stops24h 30m

Sofia

vie. 10/24

6:15 am-8:14 pm

3 stops20h 59m

$776

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

dom. 9/21

12:14 pm-11:00 pm

2 stops27h 46m

Sofia

dom. 9/28

6:20 am-11:59 pm

2 stops24h 39m

$784

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

sáb. 8/16

6:11 pm-12:00 pm

2 stops34h 49m

Sofia

dom. 8/24

7:25 pm-9:51 pm

2 stops33h 26m

$856

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

dom. 9/21

5:00 am-6:55 pm

3 stops30h 55m

Sofia

dom. 9/28

6:00 am-8:13 pm

3 stops45h 13m

$895

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

dom. 9/21

5:00 am-11:40 am

2 stops23h 40m

Sofia

dom. 9/28

6:00 am-8:13 pm

3 stops45h 13m

$1,034

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

sáb. 8/16

7:50 pm-10:55 pm

1 stop20h 05m

Sofia

dom. 8/24

6:40 am-10:09 pm

2 stops46h 29m

$1,303

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

sáb. 8/16

5:05 am-3:20 pm

2 stops27h 15m

Sofia

dom. 8/24

12:30 pm-10:09 pm

3 stops40h 39m

$1,338

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

How to get the cheapest flight ticket from Indianapolis to Sofia

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 Sofia?

According to our data, Thursday is the cheapest day to fly to Sofia from Indianapolis. The lowest ticket price found for a Thursday departure recently was $913. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Indianapolis to Sofia on a Sunday will generally be more expensive and average around $1,319. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

At noon is the cheapest time of day to fly from Indianapolis to Sofia when you can find flight prices for as low as $944. Flying to Sofia at noon is an ideal time because this is during off-peak travel hours. In the evening is when there is more demand to fly to Sofia, so prices are often more expensive at around $1,116 per ticket.

When to book flights from Indianapolis to Sofia

Are you open to changing your travel dates? Check out the ideal times to fly from Indianapolis to Sofia according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Indianapolis to Sofia (IND to SOF) flight deals and tips

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

Best Price Found	$274
Fastest flight time	14h 35m
Direct flights	None
Airports in Sofia	1 airport

The best one-way flight to Sofia from Indianapolis in the past 72 hours is $274. The best round-trip flight deal from Indianapolis to Sofia found on momondo in the last 72 hours is $640.

The fastest flight from Indianapolis to Sofia takes 14h 35m

There are no direct flights from Indianapolis to Sofia. Popular non-direct route for this connection is Indianapolis Airport - Sofia Airport.

There is 1 airport near Sofia: Sofia (SOF)

Search flight deals

How far is Indianapolis to Sofia by plane?
The straight-line distance from Indianapolis to Sofia is 5233.3 mi. Flights usually cover this in 14h 35m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Indianapolis Airport to Sofia Airport?
Prices for flights from Indianapolis Airport to Sofia Airport were last updated today.
How many operators does momondo search for flights from Indianapolis Airport to Sofia Airport?
As of August 2025, there are 2 operators available to choose from for flights from Indianapolis Airport to Sofia Airport.
How old do you have to be to fly from Indianapolis Airport to Sofia Airport?
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 Sofia Airport.
What documentation or ID do you need to fly to Sofia Airport?
The required travel and health documents for your Sofia Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sofia Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Indianapolis to Sofia?
Based on momondo bookings for flights between Indianapolis and Sofia, the leading airline is United Airlines, making up 52% of the total bookings. Other popular airlines include Lufthansa with 48%.

Best airlines flying from Indianapolis to Sofia

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $588	Free Cancellation	Rating 7.4 8,916 reviews		Search United Airlines flights
Lufthansa	PriceFrom $688	Free Cancellation	Rating 6.8 7,287 reviews		Search Lufthansa flights

Bansko

Borovets

Velingrad

Sandanski

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Indianapolis to Sofia. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Sofia from Indianapolis which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Indianapolis to Sofia 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 Sofia right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Sofia, momondo offers a useful price alert feature which will track prices for flights to Sofia from Indianapolis and alert you when they change.