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Cheap flights from Austin to Sofia from $582

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to Sofia departing on 11/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Multiple Airlines Logo
1:05 pm - 1:35 pmAUS-SOF
40h 30m2 stops
Multiple Airlines Logo
6:10 am - 9:17 pmSOF-AUS
23h 07m2 stops
$582Multiple Airlines
Find Deal
Sat, Nov 8 - Wed, Nov 19
British Airways Logo
5:42 pm - 4:20 pmAUS-SOF
38h 38m2 stops
British Airways Logo
9:00 pm - 4:50 pmSOF-AUS
27h 50m1 stop
$594British Airways
Find Deal
Sat, Nov 8 - Wed, Nov 19
Multiple Airlines Logo
5:59 pm - 1:35 pmAUS-SOF
36h 36m2 stops
Multiple Airlines Logo
7:05 pm - 9:17 pmSOF-AUS
34h 12m2 stops
$646Multiple Airlines
Find Deal
Sat, Nov 1 - Sat, Nov 8
United Airlines Logo
5:34 pm - 10:45 pmAUS-SOF
46h 11m2 stops
United Airlines Logo
2:25 pm - 2:15 pmSOF-AUS
31h 50m1 stop
$656United Airlines
Find Deal
Sat, Nov 1 - Sat, Nov 8
United Airlines Logo
12:49 pm - 6:20 pmAUS-SOF
22h 31m3 stops
United Airlines Logo
6:25 am - 7:53 pmSOF-AUS
21h 28m2 stops
$786United Airlines
Find Deal
Sat, Nov 1 - Sat, Nov 8
Multiple Airlines Logo
10:00 am - 10:50 pmAUS-SOF
28h 50m2 stops
Multiple Airlines Logo
7:25 pm - 3:15 pmSOF-AUS
51h 50m2 stops
$802Multiple Airlines
Find Deal
Sun, Oct 19 - Fri, Oct 24
Air Canada Logo
1:05 pm - 1:35 pmAUS-SOF
40h 30m3 stops
Air Canada Logo
2:00 pm - 12:19 pmSOF-AUS
30h 19m3 stops
$844Air Canada
Find Deal
Sat, Nov 8 - Wed, Nov 19
Multiple Airlines Logo
4:55 pm - 11:00 pmAUS-SOF
22h 05m2 stops
Multiple Airlines Logo
2:00 pm - 12:19 pmSOF-AUS
54h 19m2 stops
$853Multiple Airlines
Find Deal
Wed, Oct 1 - Sun, Nov 30
Multiple Airlines Logo
4:05 pm - 10:50 pmAUS-SOF
22h 45m1 stop
Multiple Airlines Logo
2:00 pm - 12:19 pmSOF-AUS
54h 19m2 stops
$856Multiple Airlines
Find Deal
Wed, Oct 1 - Sun, Nov 30
KLM Logo
7:05 pm - 2:05 pmAUS-SOF
36h 00m1 stop
KLM Logo
7:00 am - 4:10 pmSOF-AUS
17h 10m1 stop
$1,133KLM
Find Deal
Sat, Nov 1 - Sat, Nov 8

British Airways flights from Austin to Sofia

Our best British Airways deals on Austin to Sofia flight tickets
British Airways
Nov 8
AUS5:42 pmAustin Bergstrom
38h 38m
2 stops
SOF4:20 pmSofia
Nov 19
SOF9:00 pmSofia
27h 50m
1 stop
AUS4:50 pmAustin Bergstrom
$594
Find similar
British Airways
Oct 1
AUS10:15 pmAustin Bergstrom
31h 15m
1 stop
SOF1:30 pmSofia
Nov 30
SOF2:30 pmSofia
34h 20m
1 stop
AUS4:50 pmAustin Bergstrom
$1,019
Find similar
British Airways
Oct 19
AUS5:45 pmAustin Bergstrom
17h 25m
1 stop
SOF7:10 pmSofia
Oct 24
SOF2:20 pmSofia
33h 30m
1 stop
AUS3:50 pmAustin Bergstrom
$1,250
Find similar

United Airlines flights from Austin to Sofia

Our best United Airlines deals on Austin to Sofia flight tickets
United Airlines
Nov 1
AUS5:34 pmAustin Bergstrom
46h 11m
2 stops
SOF10:45 pmSofia
Nov 8
SOF2:25 pmSofia
31h 50m
1 stop
AUS2:15 pmAustin Bergstrom
$656
Find similar
United Airlines
Nov 1
AUS12:49 pmAustin Bergstrom
22h 31m
3 stops
SOF6:20 pmSofia
Nov 8
SOF6:25 amSofia
21h 28m
2 stops
AUS7:53 pmAustin Bergstrom
$786
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Austin 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 September 17, 2025.
Use the filters below to find and compare flights from Austin to Sofia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Sat 11/8

1:05 pm-1:35 pm

2 stops40h 30m

Sofia

Wed 11/19

6:10 am-9:17 pm

2 stops23h 07m

$582

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Sat 11/8

5:42 pm-4:20 pm

2 stops38h 38m

Sofia

Wed 11/19

9:00 pm-4:50 pm

1 stop27h 50m

$594

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Sat 11/1

5:59 pm-1:35 pm

2 stops36h 36m

Sofia

Sat 11/8

7:05 pm-9:17 pm

2 stops34h 12m

$646

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Sat 11/1

5:34 pm-10:45 pm

2 stops46h 11m

Sofia

Sat 11/8

2:25 pm-2:15 pm

1 stop31h 50m

$656

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Sat 11/1

12:49 pm-6:20 pm

3 stops22h 31m

Sofia

Sat 11/8

6:25 am-7:53 pm

2 stops21h 28m

$786

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Sun 10/19

10:00 am-10:50 pm

2 stops28h 50m

Sofia

Fri 10/24

7:25 pm-3:15 pm

2 stops51h 50m

$802

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Sat 11/8

1:05 pm-1:35 pm

3 stops40h 30m

Sofia

Wed 11/19

2:00 pm-12:19 pm

3 stops30h 19m

$844

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Wed 10/1

4:55 pm-11:00 pm

2 stops22h 05m

Sofia

Sun 11/30

2:00 pm-12:19 pm

2 stops54h 19m

$853

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Wed 10/1

4:05 pm-10:50 pm

1 stop22h 45m

Sofia

Sun 11/30

2:00 pm-12:19 pm

2 stops54h 19m

$856

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Sat 11/1

7:05 pm-2:05 pm

1 stop36h 00m

Sofia

Sat 11/8

7:00 am-4:10 pm

1 stop17h 10m

$1,133

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Sofia from

How to get the cheapest flight ticket from Austin 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, Monday is the cheapest day to fly to Sofia from Austin. The lowest ticket price found for a Monday departure recently was $923. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Austin to Sofia on a Sunday will generally be more expensive and average around $1,477. 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?

In the evening is the cheapest time of day to fly from Austin to Sofia when you can find flight prices for as low as $958. Flying to Sofia in the evening is an ideal time because this is during off-peak travel hours. In the afternoon is when there is more demand to fly to Sofia, so prices are often more expensive at around $1,174 per ticket.

Can stopping save me money on Austin to Sofia flights?

You could potentially save up to 12% on your flight if you consider stops on a Austin to Sofia flight.

When to book flights from Austin to Sofia

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

Cheap Austin to Sofia (AUS to SOF) flight deals and tips

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

Direct flights

None
There are no direct flights from Austin to Sofia. There are no popular flight routes from Austin to Sofia.
Search flight deals

  • How far is Austin Bergstrom to Sofia by plane?

    There are 6157.2 mi between Austin Bergstrom and Sofia. Flights usually cover this in 17h 25m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Austin Bergstrom Airport to Sofia Airport?

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

  • How many operators does momondo search for flights from Austin Bergstrom Airport to Sofia Airport?

  • How old do you have to be to fly from Austin Bergstrom Airport to Sofia Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Austin Bergstrom 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 Austin to Sofia?

Best airlines flying from Austin to Sofia

Compare and see reviews for airlines that fly from Austin to Sofia with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $639Free CancellationRating
6.8
7,409 reviews
Search Lufthansa flights
United AirlinesPriceFrom $927Free CancellationRating
7.4
8,926 reviews
Search United Airlines 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 Austin to Sofia?

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

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

Yes. All flights to Sofia from Austin on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Austin to Sofia.

I’m not ready to book a flight from Austin to Sofia right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Sofia from Austin. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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