AUS - SOF

$594 Find Cheap Flights from Austin to Sofia - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$594
Typical prices: $890-$1,294
British Airways
Thu 11/8Fri 11/23
AUS - SOF • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Austin and Sofia. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
March
Cheapest • 44% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Frankfurt am Main (FRA)
Cheapest • Avg $1,061 (round-trip)
London Heathrow (LHR)
Shortest trip • 22h 58m (one-way)
Insights
Insights
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Flight Deals

Cheap Flights from Austin to Sofia (AUS-SOF)

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

Recent round-trip flight deals from Austin to Sofia

Sun, Nov 8 - Mon, Nov 23
British Airways Logo
6:55 pm - 4:20 pmAUS  Austin Bergstrom-SOF Sofia
13h 25m1 stop London Heathrow
British Airways Logo
5:15 pm - 4:45 pmSOF  Sofia-AUS Austin Bergstrom
31h 30m1 stop London Heathrow
$594British Airways
Sun, Nov 8 - Mon, Nov 23
British Airways Logo
6:47 am - 4:20 pmAUS  Austin Bergstrom-SOF Sofia
25h 33m2 stops New York John F Kennedy Intl London Heathrow
British Airways Logo
5:15 pm - 4:45 pmSOF  Sofia-AUS Austin Bergstrom
31h 30m1 stop London Heathrow
$621British Airways
Wed, Nov 4 - Wed, Nov 11
United Airlines Logo
7:00 am - 1:15 pmAUS  Austin Bergstrom-SOF Sofia
22h 15m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss
United Airlines Logo
7:55 am - 8:52 pmSOF  Sofia-AUS Austin Bergstrom
20h 57m2 stops Vienna Intl Newark
$631United Airlines
Sun, Nov 8 - Mon, Nov 23
British Airways Logo
6:47 am - 4:20 pmAUS  Austin Bergstrom-SOF Sofia
25h 33m2 stops New York John F Kennedy Intl London Heathrow
British Airways Logo
5:15 pm - 11:58 pmSOF  Sofia-AUS Austin Bergstrom
38h 43m2 stops London Heathrow Dallas/Fort Worth
$632British Airways
Thu, Nov 5 - Wed, Nov 18
British Airways Logo
6:55 pm - 7:20 pmAUS  Austin Bergstrom-SOF Sofia
16h 25m1 stop London Heathrow
British Airways Logo
9:05 pm - 4:45 pmSOF  Sofia-AUS Austin Bergstrom
27h 40m1 stop London Heathrow
$639British Airways
Wed, Nov 4 - Wed, Nov 11
United Airlines Logo
9:38 am - 1:15 pmAUS  Austin Bergstrom-SOF Sofia
19h 37m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss
United Airlines Logo
2:10 pm - 3:21 pmSOF  Sofia-AUS Austin Bergstrom
33h 11m3 stops Frankfurt am Main Chicago O'Hare Intl Houston George Bush Intcntl
$642United Airlines
Thu, Nov 5 - Wed, Nov 18
British Airways Logo
4:59 pm - 7:20 pmAUS  Austin Bergstrom-SOF Sofia
18h 21m2 stops Chicago O'Hare Intl London Heathrow
British Airways Logo
9:05 pm - 4:45 pmSOF  Sofia-AUS Austin Bergstrom
27h 40m1 stop London Heathrow
$643British Airways
Wed, Nov 4 - Wed, Nov 11
British Airways Logo
4:46 pm - 7:20 pmAUS  Austin Bergstrom-SOF Sofia
42h 34m2 stops New York John F Kennedy Intl London Heathrow
British Airways Logo
9:05 pm - 4:45 pmSOF  Sofia-AUS Austin Bergstrom
27h 40m1 stop London Heathrow
$655British Airways
Thu, Nov 5 - Wed, Nov 18
United Airlines Logo
7:00 am - 10:55 pmAUS  Austin Bergstrom-SOF Sofia
31h 55m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss
United Airlines Logo
7:55 am - 7:04 pmSOF  Sofia-AUS Austin Bergstrom
19h 09m2 stops Vienna Intl Chicago O'Hare Intl
$673United Airlines
Sun, Nov 8 - Mon, Nov 23
Multiple Airlines Logo
12:05 pm - 11:00 pmAUS  Austin Bergstrom-SOF Sofia
26h 55m2 stops Toronto Pearson Intl Frankfurt am Main
Multiple Airlines Logo
2:00 pm - 11:11 amSOF  Sofia-AUS Austin Bergstrom
29h 11m3 stops Munich Franz Josef Strauss Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
$702Multiple Airlines
Booking Insights

Price, demand and travel trends for Austin 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 Austin to Sofia?

Round-trip flights from Austin to Sofia typically range from $890 to $1,294. The lowest price found in the past 5 days was $594, on British Airways.

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

Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from Austin to Sofia. It’s 26% cheaper than the average day, while Saturday is the most expensive, with prices 26% higher.

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Key details for Austin to Sofia flights

Low season

October

Cheapest flight

$594
The most popular month to fly with an average 56% increase in travelers.
Round-trip flight from Austin to Sofia

When to book flights from Austin to Sofia

Are your dates flexible? Find out the best times to travel from Austin 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 Austin 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 Austin to Sofia?

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

  • How long is a flight from Austin to Sofia?

    A nonstop flight from Austin to Sofia takes 00m, covering 6,162 miles.

  • Do I need a passport to fly from Austin 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 Austin to Sofia flight?

    Round-trip flights from Austin to Sofia range from $890 to $1,294, with an average of $1,069 over the past 12 months. Anything below $890 counts as a good deal.

  • Have flight prices from Austin 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 $594 to $1,312. 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
    • Easyrent
    • Top Rent a Car - Bulgaria
    • NU Car
    • Priceless

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

    Flights from Austin to Sofia usually depart from Austin Bergstrom (AUS) and arrive at Sofia (SOF).

  • Which airports do connecting flights from Austin to Sofia pass through?

    Connecting flights from Austin to Sofia most commonly pass through:

    • Frankfurt am Main (FRA) - 80% of one-stop connections
    • London Heathrow (LHR) - 20% of one-stop connections

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

    Yes. Flexible dates can save you up to 42% on flights from Austin to Sofia. Monday is the cheapest departure day at $793 round-trip on average, while Saturday is the most expensive at $1,353, a difference of $560.

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

  • How much time can I save by choosing a different layover airport from Austin to Sofia?

    Flying via Frankfurt am Main (FRA) gives the shortest average 1-stop total travel time at 15h 06m, compared with 22h 58m via London Heathrow (LHR).

  • What is the time difference between Austin and Sofia?

    Sofia is 8 hours ahead of Austin (Eastern European Time vs Central 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 Austin 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 Monday departure and avoid flying on Saturday. On this route, Monday flights average $793, about $560 less than Saturday fares (41% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Austin to Sofia trip for March. Fares historically average $600 round-trip in that month - typically $694 less than the most expensive month, which is May (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 Austin to Sofia

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

Car rentals in Sofia
Hotels in Sofia
Vacations in Sofia