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Cheap flights from Indianapolis to Sofia from $403

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Indianapolis to Sofia departing on 12/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Indianapolis to Sofia

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:00 pm - 10:45 pm
IND
-
SOF
25h 45m2 stops
United Airlines Logo
6:10 am - 8:02 pm
SOF
-
IND
20h 52m2 stops
$545United Airlines
Thu, Jan 29 - Mon, Feb 2
United Airlines Logo
7:45 pm - 1:15 pm
IND
-
SOF
34h 30m2 stops
United Airlines Logo
2:25 pm - 10:14 pm
SOF
-
IND
38h 49m2 stops
$914United Airlines
Mon, Dec 29 - Sat, Jan 10
United Airlines Logo
5:45 am - 1:50 pm
IND
-
SOF
25h 05m2 stops
United Airlines Logo
2:25 pm - 10:14 pm
SOF
-
IND
38h 49m2 stops
$1,116United Airlines
Thu, Dec 25 - Sat, Jan 10
Lufthansa Logo
2:35 pm - 1:45 pm
IND
-
SOF
16h 10m2 stops
Lufthansa Logo
6:00 am - 4:37 pm
SOF
-
IND
17h 37m2 stops
$1,196Lufthansa
Tue, Dec 30 - Tue, Jan 6
Multiple Airlines Logo
8:00 pm - 1:45 pm
IND
-
SOF
34h 45m1 stop
Multiple Airlines Logo
8:00 pm - 12:18 am
SOF
-
IND
35h 18m2 stops
$1,622Multiple Airlines
Mon, Dec 29 - Sat, Jan 10
Air Canada Logo
12:36 pm - 1:50 pm
IND
-
SOF
18h 14m3 stops
Air Canada Logo
6:25 am - 10:14 pm
SOF
-
IND
22h 49m3 stops
$1,843Air Canada
Thu, Dec 25 - Sat, Jan 10
SWISS Logo
1:45 pm - 3:15 pm
IND
-
SOF
42h 30m3 stops
SWISS Logo
2:00 pm - 10:14 pm
SOF
-
IND
39h 14m3 stops
$2,005SWISS
Tue, Dec 30 - Tue, Jan 6
Air Canada Logo
11:20 am - 1:25 pm
IND
-
SOF
19h 05m3 stops
Air Canada Logo
6:25 am - 10:14 pm
SOF
-
IND
22h 49m3 stops
$2,031Air Canada
Mon, Dec 29 - Sat, Jan 10

United Airlines flights from Indianapolis to Sofia

Our best United Airlines deals on Indianapolis to Sofia flight tickets
United Airlines
Jan 29
IND2:00 pmIndianapolis
25h 45m
2 stops
SOF10:45 pmSofia
Feb 2
SOF6:10 amSofia
20h 52m
2 stops
IND8:02 pmIndianapolis
$545
Find similar
United Airlines
Dec 29
IND7:45 pmIndianapolis
34h 30m
2 stops
SOF1:15 pmSofia
Jan 10
SOF2:25 pmSofia
38h 49m
2 stops
IND10:14 pmIndianapolis
$914
Find similar
United Airlines
Dec 25
IND5:45 amIndianapolis
25h 05m
2 stops
SOF1:50 pmSofia
Jan 10
SOF2:25 pmSofia
38h 49m
2 stops
IND10:14 pmIndianapolis
$1,116
Find similar

Lufthansa flights from Indianapolis to Sofia

Our best Lufthansa deals on Indianapolis to Sofia flight tickets
Lufthansa
Dec 30
IND2:35 pmIndianapolis
16h 10m
2 stops
SOF1:45 pmSofia
Jan 6
SOF6:00 amSofia
17h 37m
2 stops
IND4:37 pmIndianapolis
$1,196
Find similar
Lufthansa
Dec 15
IND2:42 pmIndianapolis
15h 43m
2 stops
SOF1:25 pmSofia
Dec 30
SOF6:00 amSofia
20h 56m
2 stops
IND7:56 pmIndianapolis
$1,536
Find similar
Lufthansa
Dec 15
IND3:45 pmIndianapolis
24h 00m
2 stops
SOF10:45 pmSofia
Dec 31
SOF2:00 pmSofia
16h 59m
2 stops
IND11:59 pmIndianapolis
$1,538
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 11, 2025.
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

Thu 1/29

2:00 pm-10:45 pm

2 stops25h 45m

Sofia

Mon 2/2

6:10 am-8:02 pm

2 stops20h 52m

$545

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Mon 12/29

7:45 pm-1:15 pm

2 stops34h 30m

Sofia

Sat 1/10

2:25 pm-10:14 pm

2 stops38h 49m

$914

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Thu 12/25

5:45 am-1:50 pm

2 stops25h 05m

Sofia

Sat 1/10

2:25 pm-10:14 pm

2 stops38h 49m

$1,116

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Tue 12/30

2:35 pm-1:45 pm

2 stops16h 10m

Sofia

Tue 1/6

6:00 am-4:37 pm

2 stops17h 37m

$1,196

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Mon 12/29

8:00 pm-1:45 pm

1 stop34h 45m

Sofia

Sat 1/10

8:00 pm-12:18 am

2 stops35h 18m

$1,622

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Thu 12/25

12:36 pm-1:50 pm

3 stops18h 14m

Sofia

Sat 1/10

6:25 am-10:14 pm

3 stops22h 49m

$1,843

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Tue 12/30

1:45 pm-3:15 pm

3 stops42h 30m

Sofia

Tue 1/6

2:00 pm-10:14 pm

3 stops39h 14m

$2,005

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Mon 12/29

11:20 am-1:25 pm

3 stops19h 05m

Sofia

Sat 1/10

6:25 am-10:14 pm

3 stops22h 49m

$2,031

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Tue 12/30

4:51 pm-9:45 am

3 stops57h 54m

$403

IndianapolisSofia

IND - SOF

INDSOF

Indianapolis

Tue 12/30

2:35 pm-1:45 pm

2 stops16h 10m

$475

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Sofia from

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 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

Fastest flight time

25h 45m

Direct flights

None
The fastest flight from Indianapolis to Sofia takes 25h 45m
There are no direct flights from Indianapolis to Sofia. There are no popular flight routes from Indianapolis to Sofia.
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 25h 45m, 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?

  • 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?

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 AirlinesPriceFrom $628Free CancellationRating
7.4
9,095 reviews
Search United Airlines flights
LufthansaPriceFrom $688Free CancellationRating
6.8
7,626 reviews
Search Lufthansa flights

Traveling to a place near Sofia?

Book flights to Sofia if you plan to visit one of these locations
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.

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Fly your favorite airline to Sofia

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Lufthansa
Air France