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Cheap flights from Austin to Bulgaria 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 Bulgaria 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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Find the cheapest flights from Austin to Bulgaria

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 Bulgaria

Our best British Airways deals on Austin to Bulgaria 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 Bulgaria

Our best United Airlines deals on Austin to Bulgaria 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 Bulgaria 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 Bulgaria 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 Bulgaria from

How to get the cheapest flight ticket from Austin to Bulgaria

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 Bulgaria?

The cheapest day to depart from Austin to Bulgaria is on a Monday when prices can be found for as low as $923. On the other hand, Sunday is the most expensive day to depart from Austin because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,477.

What is the cheapest time of day to depart on your flight to Bulgaria?

In the evening is the cheapest time of day to fly from Austin to Bulgaria when you can find flight prices for as low as $958. Flying to Bulgaria in the evening is an ideal time because this is during off-peak travel hours. Flights to Bulgaria are more costly in the afternoon, with an average ticket price of $1,174. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Austin to Bulgaria flights?

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

Cheap Austin to Bulgaria flight deals and tips

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

Direct flights

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

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

    Prices for flights from Austin Bergstrom Airport to Bulgaria are refreshed on a daily basis.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Austin Bergstrom Airport to Bulgaria.

  • What documentation or ID do you need to fly to Bulgaria?

    The necessary travel and health documents for your Bulgaria trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Austin to Bulgaria

Compare and see reviews for airlines that fly from Austin to Bulgaria 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

Why use momondo?

Why should I use momondo to find a flight deal from Austin to Bulgaria?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Bulgaria from Austin.

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

Yes. All flights to Bulgaria 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 Bulgaria?

momondo helps you find the best flight between Austin and Bulgaria by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from Austin to Bulgaria now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Bulgaria and let you know when they change.

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