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Cheap flights from Austin to Bulgaria from $564

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to Bulgaria departing on 5/19. 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

Enter your travel dates to find the best prices.
British Airways Logo
5:55 pm - 8:30 pm
AUS
-
SOF
18h 35m
1 stop
British Airways Logo
2:15 pm - 3:25 pm
SOF
-
AUS
33h 10m
1 stop
$826British Airways
Tue, Sep 1 - Fri, Oct 23
Lufthansa Logo
5:00 pm - 6:40 pm
AUS
-
SOF
17h 40m
2 stops
Lufthansa Logo
6:20 am - 2:00 pm
SOF
-
AUS
15h 40m
1 stop
$832Lufthansa
Tue, Sep 1 - Wed, Oct 21
United Airlines Logo
5:00 pm - 6:40 pm
AUS
-
SOF
17h 40m
2 stops
United Airlines Logo
6:20 am - 2:00 pm
SOF
-
AUS
15h 40m
1 stop
$834United Airlines
Tue, Sep 1 - Fri, Oct 23
United Airlines Logo
5:00 pm - 6:40 pm
AUS
-
SOF
17h 40m
2 stops
United Airlines Logo
6:30 am - 7:55 pm
SOF
-
AUS
21h 25m
2 stops
$837United Airlines
Tue, Sep 1 - Thu, Oct 22
Lufthansa Logo
4:05 pm - 6:00 pm
AUS
-
SOF
17h 55m
1 stop
Lufthansa Logo
6:10 am - 2:00 pm
SOF
-
AUS
15h 50m
1 stop
$840Lufthansa
Tue, Sep 1 - Tue, Oct 20
United Airlines Logo
5:00 pm - 11:15 pm
AUS
-
SOF
22h 15m
2 stops
United Airlines Logo
6:20 am - 8:18 pm
SOF
-
AUS
21h 58m
2 stops
$842United Airlines
Wed, Sep 2 - Wed, Oct 21
United Airlines Logo
5:00 pm - 11:15 pm
AUS
-
SOF
22h 15m
2 stops
United Airlines Logo
6:20 am - 10:33 pm
SOF
-
AUS
24h 13m
2 stops
$844United Airlines
Wed, Sep 2 - Fri, Oct 23
United Airlines Logo
4:05 pm - 6:00 pm
AUS
-
SOF
17h 55m
1 stop
United Airlines Logo
6:30 am - 7:55 pm
SOF
-
AUS
21h 25m
2 stops
$845United Airlines
Tue, Sep 1 - Thu, Oct 22
United Airlines Logo
5:00 pm - 6:40 pm
AUS
-
SOF
17h 40m
2 stops
United Airlines Logo
2:20 pm - 2:00 pm
SOF
-
AUS
31h 40m
1 stop
$854United Airlines
Tue, Sep 1 - Mon, Oct 19
British Airways Logo
5:55 pm - 7:20 pm
AUS
-
SOF
17h 25m
1 stop
British Airways Logo
2:15 pm - 3:25 pm
SOF
-
AUS
33h 10m
1 stop
$856British Airways
Sun, Aug 30 - Fri, Oct 23

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Lufthansa flights from Austin to Bulgaria

Our best Lufthansa deals on Austin to Bulgaria flight tickets
Lufthansa
Sep 1
AUS5:00 pmAustin Bergstrom
17h 40m
2 stops
SOF6:40 pmSofia
Oct 21
SOF6:20 amSofia
15h 40m
1 stop
AUS2:00 pmAustin Bergstrom
$832
Lufthansa
Sep 1
AUS4:05 pmAustin Bergstrom
17h 55m
1 stop
SOF6:00 pmSofia
Oct 21
SOF6:20 amSofia
15h 40m
1 stop
AUS2:00 pmAustin Bergstrom
$840
Lufthansa
Sep 1
AUS4:05 pmAustin Bergstrom
17h 55m
1 stop
SOF6:00 pmSofia
Oct 22
SOF6:45 pmSofia
27h 15m
1 stop
AUS2:00 pmAustin Bergstrom
$862

United Airlines flights from Austin to Bulgaria

Our best United Airlines deals on Austin to Bulgaria flight tickets
United Airlines
Sep 1
AUS5:00 pmAustin Bergstrom
17h 40m
2 stops
SOF6:40 pmSofia
Oct 23
SOF6:20 amSofia
15h 40m
1 stop
AUS2:00 pmAustin Bergstrom
$834
United Airlines
Sep 1
AUS5:00 pmAustin Bergstrom
17h 40m
2 stops
SOF6:40 pmSofia
Oct 22
SOF6:30 amSofia
21h 25m
2 stops
AUS7:55 pmAustin Bergstrom
$837
United Airlines
Sep 2
AUS5:00 pmAustin Bergstrom
22h 15m
2 stops
SOF11:15 pmSofia
Oct 21
SOF6:20 amSofia
21h 58m
2 stops
AUS8:18 pmAustin Bergstrom
$842

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 April 17, 2026.
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

Cheapest round-trip

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Tue 9/1

5:55 pm-8:30 pm

1 stop18h 35m

Sofia

Fri 10/23

2:15 pm-3:25 pm

1 stop33h 10m

$826
Quickest round-trip

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Tue 9/1

5:00 pm-6:40 pm

2 stops17h 40m

Sofia

Wed 10/21

6:20 am-2:00 pm

1 stop15h 40m

$832

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Tue 9/1

5:00 pm-6:40 pm

2 stops17h 40m

Sofia

Fri 10/23

6:20 am-2:00 pm

1 stop15h 40m

$834

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Tue 9/1

5:00 pm-6:40 pm

2 stops17h 40m

Sofia

Thu 10/22

6:30 am-7:55 pm

2 stops21h 25m

$837

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Tue 9/1

4:05 pm-6:00 pm

1 stop17h 55m

Sofia

Tue 10/20

6:10 am-2:00 pm

1 stop15h 50m

$840

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Wed 9/2

5:00 pm-11:15 pm

2 stops22h 15m

Sofia

Wed 10/21

6:20 am-8:18 pm

2 stops21h 58m

$842

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Wed 9/2

5:00 pm-11:15 pm

2 stops22h 15m

Sofia

Fri 10/23

6:20 am-10:33 pm

2 stops24h 13m

$844

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Tue 9/1

4:05 pm-6:00 pm

1 stop17h 55m

Sofia

Thu 10/22

6:30 am-7:55 pm

2 stops21h 25m

$845

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Tue 9/1

5:00 pm-6:40 pm

2 stops17h 40m

Sofia

Mon 10/19

2:20 pm-2:00 pm

1 stop31h 40m

$854

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Sun 8/30

5:55 pm-7:20 pm

1 stop17h 25m

Sofia

Fri 10/23

2:15 pm-3:25 pm

1 stop33h 10m

$856

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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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

Can stopping save me money on Austin to Bulgaria flights?

You could potentially save up to 32% 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

Fastest flight time

23h 20m

Direct flights

None
The fastest flight from Austin to Bulgaria takes 23h 20m
There are no direct flights from Austin to Bulgaria. There are no popular flight routes from Austin to Bulgaria.
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Frequently asked questions about flying from Austin to Bulgaria

  • 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 $614Free CancellationRating
6.8
7,926 reviews
Search Lufthansa flights
United AirlinesPriceFrom $954Free CancellationRating
7.4
9,602 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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