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IND - SOF

$720 Find Cheap Flights from Indianapolis to Sofia - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$720
Typical prices: $881-$1,157
United Airlines
Thu 2/1Sun 2/4
IND - SOF • 2 stops
When to travel
December
Cheapest • 17% price drop
June
Most popular
Good to know
+1
Good to know
+1
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Flight Deals

Cheap Flights from Indianapolis to Sofia (IND-SOF)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Indianapolis to Sofia

Mon, Feb 1 - Thu, Feb 4
United Airlines Logo
3:11 pm - 1:15 pmIND  Indianapolis-SOF Sofia
15h 04m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss
United Airlines Logo
6:25 am - 8:46 pmSOF  Sofia-IND Indianapolis
21h 21m2 stops Frankfurt am Main Chicago O'Hare Intl
$720United Airlines
Mon, Feb 1 - Thu, Feb 4
United Airlines Logo
12:34 pm - 1:15 pmIND  Indianapolis-SOF Sofia
17h 41m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss
United Airlines Logo
6:25 am - 6:56 pmSOF  Sofia-IND Indianapolis
19h 31m2 stops Frankfurt am Main Chicago O'Hare Intl
$721United Airlines
Sun, Oct 18 - Mon, Nov 16
Lufthansa Logo
4:25 pm - 6:10 pmIND  Indianapolis-SOF Sofia
18h 45m2 stops Toronto Pearson Intl Frankfurt am Main
Lufthansa Logo
7:05 pm - 11:44 pmSOF  Sofia-IND Indianapolis
35h 39m2 stops Munich Franz Josef Strauss Newark
$949Lufthansa
Sun, Oct 18 - Mon, Nov 16
Multiple Airlines Logo
10:20 am - 2:55 pmIND  Indianapolis-SOF Sofia
21h 35m2 stops Toronto Pearson Intl Zurich
Multiple Airlines Logo
6:25 am - 6:46 pmSOF  Sofia-IND Indianapolis
19h 21m3 stops Frankfurt am Main Toronto Pearson Intl Chicago O'Hare Intl
$998Multiple Airlines
Mon, Oct 19 - Thu, Oct 22
Lufthansa Logo
6:36 pm - 11:15 pmIND  Indianapolis-SOF Sofia
21h 39m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss
Lufthansa Logo
6:30 am - 4:34 pmSOF  Sofia-IND Indianapolis
17h 04m2 stops Frankfurt am Main Chicago O'Hare Intl
$1,232Lufthansa
Mon, Oct 19 - Thu, Oct 22
Air Canada Logo
11:37 am - 1:25 pmIND  Indianapolis-SOF Sofia
18h 48m3 stops Chicago O'Hare Intl Toronto Pearson Intl Frankfurt am Main
Air Canada Logo
6:10 am - 8:41 pmSOF  Sofia-IND Indianapolis
21h 31m2 stops Munich Franz Josef Strauss Toronto Pearson Intl
$1,381Air Canada
Mon, Oct 19 - Thu, Oct 22
Multiple Airlines Logo
7:50 pm - 1:55 pmIND  Indianapolis-SOF Sofia
35h 05m3 stops Dublin London Heathrow Warsaw Frederic Chopin
Multiple Airlines Logo
6:45 pm - 6:20 pmSOF  Sofia-IND Indianapolis
30h 35m3 stops Warsaw Frederic Chopin London Heathrow Dublin
$1,695Multiple Airlines
Mon, Oct 19 - Thu, Oct 22
Multiple Airlines Logo
7:50 pm - 11:00 pmIND  Indianapolis-SOF Sofia
20h 10m1 stop Dublin
Multiple Airlines Logo
6:10 am - 8:41 pmSOF  Sofia-IND Indianapolis
21h 31m2 stops Munich Franz Josef Strauss Toronto Pearson Intl
$1,753Multiple Airlines
Booking Insights

Price, demand and travel trends for Indianapolis to Sofia flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Indianapolis to Sofia?

Round-trip flights from Indianapolis to Sofia typically range from $881 to $1,157. The lowest price found in the past 5 days was $720, on United Airlines.

What's the cheapest day of the week to fly from Indianapolis to Sofia?

Based on deals KAYAK users found in the last 12 months, Friday is the cheapest day of the week to fly from Indianapolis to Sofia. It’s 12% cheaper than the average day, while Tuesday is the most expensive, with prices 30% higher.

Find deals

Key details for Indianapolis to Sofia flights

Low season

February

Cheapest flight

$720
Round-trip flight from Indianapolis to Sofia

When to book flights from Indianapolis to Sofia

Are your dates flexible? Find out the best times to travel from Indianapolis to Sofia based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Indianapolis to Sofia flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Indianapolis to Sofia?

    Only Economy Class is available on flights from Indianapolis to Sofia.

  • Do I need a passport to fly from Indianapolis to Sofia?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Indianapolis to Sofia flight?

    Round-trip flights from Indianapolis to Sofia range from $881 to $1,157, with an average of $950 over the past 12 months. Anything below $881 counts as a good deal.

  • Have flight prices from Indianapolis to Sofia changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $720 to $1,753. That means the highest observed fare was about 2x higher than the lowest one.

  • What car rental options are available at Sofia Airport (SOF)?

    Sofia Airport (SOF) hosts 5 major car rental companies, with daily rates starting from around $1 for economy cars. Top options include:

    • MEXRENTACAR
    • NU Car
    • Top Rent a Car - Bulgaria
    • Priceless
    • Easyrent

  • Which airports can I use when flying from Indianapolis to Sofia?

    Flights from Indianapolis to Sofia usually depart from Indianapolis (IND) and arrive at Sofia (SOF).

  • Can I save money by using flexible dates for flights from Indianapolis to Sofia?

    Yes. Flexible dates can save you up to 33% on flights from Indianapolis to Sofia. Friday is the cheapest departure day at $836 round-trip on average, while Tuesday is the most expensive at $1,237, a difference of $401.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What is the time difference between Indianapolis and Sofia?

    Sofia is 7 hours ahead of Indianapolis (Eastern European Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Sofia?

    Some of the most popular sights in Sofia are Vasil Levski National Stadium, National Palace of Culture and Central Sofia Market Hall. These are among the most viewed places in Sofia on KAYAK.

Your guide to booking Indianapolis to Sofia flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Friday departure and avoid flying on Tuesday. On this route, Friday flights average $836, about $401 less than Tuesday fares (32% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Indianapolis to Sofia trip for December. Fares historically average $786 round-trip in that month - typically $372 less than the most expensive month, which is June (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Sofia Airport.

    • Hotel Premier Airport Sofia
    • ibis Sofia Airport
    • Hotel Consul

More options for your flight from Indianapolis to Sofia

Complete your trip to Sofia with a hotel stay or car rental

Car rentals in Sofia
Hotels in Sofia
Vacations in Sofia