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 October 2026, 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.

$721 Cheap Flights from Indianapolis to Sofia in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Indianapolis to Sofia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:00 am - 1:15 pmIND Indianapolis-SOF Sofia

22h 15m2 stops Newark Munich Franz Josef Strauss

6:25 am - 7:00 pmSOF Sofia-IND Indianapolis

19h 35m2 stops Frankfurt am Main Newark

$721United Airlines

Mon, Feb 1 - Thu, Feb 4

12:34 pm - 1:15 pmIND Indianapolis-SOF Sofia

17h 41m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

6:25 am - 6:56 pmSOF Sofia-IND Indianapolis

19h 31m2 stops Frankfurt am Main Chicago O'Hare Intl

$721United Airlines

Mon, Feb 1 - Thu, Feb 4

3:11 pm - 1:15 pmIND Indianapolis-SOF Sofia

15h 04m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

6:25 am - 8:46 pmSOF Sofia-IND Indianapolis

21h 21m2 stops Frankfurt am Main Chicago O'Hare Intl

$721United Airlines

Mon, Feb 1 - Thu, Feb 4

4:25 pm - 6:10 pmIND Indianapolis-SOF Sofia

18h 45m2 stops Toronto Pearson Intl Frankfurt am Main

7:05 pm - 11:44 pmSOF Sofia-IND Indianapolis

35h 39m2 stops Munich Franz Josef Strauss Newark

$949Lufthansa

Sun, Oct 18 - Mon, Nov 16

10:20 am - 2:55 pmIND Indianapolis-SOF Sofia

21h 35m2 stops Toronto Pearson Intl Zurich

6:25 am - 6:46 pmSOF Sofia-IND Indianapolis

19h 21m3 stops Frankfurt am Main Toronto Pearson Intl Chicago O'Hare Intl

$998Multiple Airlines

Sun, Oct 18 - Mon, Nov 16

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Lufthansa flights from Indianapolis to Sofia

Our best Lufthansa deals on Indianapolis to Sofia flight tickets

Lufthansa

Oct 18

IND4:25 pmIndianapolis

18h 45m

2 stops

SOF6:10 pmSofia

Nov 16

SOF7:05 pmSofia

35h 39m

2 stops

IND11:44 pmIndianapolis

$949

Lufthansa

Oct 5

IND1:49 pmIndianapolis

15h 21m

2 stops

SOF12:10 pmSofia

Oct 7

SOF1:50 pmSofia

16h 54m

2 stops

IND11:44 pmIndianapolis

$1,326

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IndianapolisSofia

IND Indianapolis - SOF Sofia

INDSOF

Indianapolis

Mon 2/1

8:00 am-1:15 pm

2 stops22h 15m

Sofia

Thu 2/4

6:25 am-7:00 pm

2 stops19h 35m

$721

IndianapolisSofia

IND Indianapolis - SOF Sofia

INDSOF

Indianapolis

Mon 2/1

12:34 pm-1:15 pm

2 stops17h 41m

Sofia

Thu 2/4

6:25 am-6:56 pm

2 stops19h 31m

$721

Quickest round-trip

IndianapolisSofia

IND Indianapolis - SOF Sofia

INDSOF

Indianapolis

Mon 2/1

3:11 pm-1:15 pm

2 stops15h 04m

Sofia

Thu 2/4

6:25 am-8:46 pm

2 stops21h 21m

$721

IndianapolisSofia

IND Indianapolis - SOF Sofia

INDSOF

Indianapolis

Sun 10/18

4:25 pm-6:10 pm

2 stops18h 45m

Sofia

Mon 11/16

7:05 pm-11:44 pm

2 stops35h 39m

$949

IndianapolisSofia

IND Indianapolis - SOF Sofia

INDSOF

Indianapolis

Sun 10/18

10:20 am-2:55 pm

2 stops21h 35m

Sofia

Mon 11/16

6:25 am-6:46 pm

3 stops19h 21m

$998

Flights are sorted by cheapest round-trip flights first.

Sorted 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

What airlines fly to Sofia?

United Airlines, Air France and Lufthansa 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 48% of people opting to fly with this airline when traveling to Sofia. Keep in mind that there are 3 different airlines that fly to Sofia on a routine basis, so you have a few additional options to choose from.

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	$721
Fastest flight time	15h 04m
Direct flights	None

The best flight deal from Indianapolis to Sofia found on momondo in the last 72 hours is $721

The fastest flight from Indianapolis to Sofia takes 15h 04m

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

Search flight deals

Frequently asked questions about flying from Indianapolis to Sofia

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 15h 04m, 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 October 2026, 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 68% of the total bookings. Other popular airlines include Lufthansa with 32%.

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 $768	Free Cancellation	Rating 7.4 10,285 reviews		Search United Airlines flights
Lufthansa	PriceFrom $831	Free Cancellation	Rating 6.8 8,255 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.

An easier way to manage your Sofia 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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Tue 11/3

Tue 11/10

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Bulgaria

Airlines

Cabin classes

Other Bulgaria destinations

Other flights from Indianapolis

Complete your trip

Feeling lucky

Fly your favorite airline to Sofia

United Airlines

Air France

Lufthansa

Cheap flights from Indianapolis to Sofia from $721

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 Sofia departing on 2/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Indianapolis to Sofia

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

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

Price Alerts

Lufthansa flights from Indianapolis to Sofia

Our best Lufthansa deals on Indianapolis to Sofia flight tickets

momondo Fare Finder

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

See travel insights to Sofia from

How to get the cheapest flight ticket from Indianapolis to Sofia

What airlines fly to Sofia?

When to book flights from Indianapolis to Sofia

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Indianapolis to Sofia

Best airlines flying from Indianapolis to Sofia

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

Traveling to a place near Sofia?

Why use momondo?

An easier way to manage your Sofia 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

Fly your favorite airline to Sofia

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Sofia

List of cabin classes available on flights landing in Sofia. Availability may vary depending on flight origin and airline.

Popular cities in Bulgaria

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

Fly to other destinations from Indianapolis

According to popular flight searches on momondo this year

Complete your trip to Sofia

Explore popular destinations other users love

According to popular flight searches on momondo this year