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Cheap flights from Austin to Sofia from $687

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 4/20. 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 Sofia

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
9:35 am - 11:00 pm
AUS
-
SOF
29h 25m
2 stops
United Airlines Logo
6:20 am - 2:00 pm
SOF
-
AUS
15h 40m
1 stop
$687United Airlines
Mon, Apr 20 - Fri, May 8
Multiple Airlines Logo
9:40 am - 11:00 pm
AUS
-
SOF
29h 20m
2 stops
Multiple Airlines Logo
6:10 am - 8:15 pm
SOF
-
AUS
46h 05m
2 stops
$691Multiple Airlines
Mon, Apr 20 - Fri, May 8
Multiple Airlines Logo
9:40 am - 11:00 pm
AUS
-
SOF
29h 20m
2 stops
Multiple Airlines Logo
6:20 am - 10:53 am
SOF
-
AUS
36h 33m
3 stops
$697Multiple Airlines
Mon, Apr 20 - Fri, May 8
Multiple Airlines Logo
9:40 am - 11:00 pm
AUS
-
SOF
29h 20m
2 stops
Multiple Airlines Logo
6:20 am - 10:53 am
SOF
-
AUS
36h 33m
3 stops
$698Multiple Airlines
Mon, Apr 20 - Fri, May 8
United Airlines Logo
5:30 am - 11:00 pm
AUS
-
SOF
33h 30m
2 stops
United Airlines Logo
6:20 am - 2:00 pm
SOF
-
AUS
15h 40m
1 stop
$707United Airlines
Mon, Apr 20 - Fri, May 8
Multiple Airlines Logo
9:40 am - 11:00 pm
AUS
-
SOF
29h 20m
2 stops
Multiple Airlines Logo
6:10 am - 8:15 pm
SOF
-
AUS
46h 05m
2 stops
$711Multiple Airlines
Mon, Apr 20 - Fri, May 8
Multiple Airlines Logo
9:40 am - 11:00 pm
AUS
-
SOF
29h 20m
2 stops
Multiple Airlines Logo
6:20 am - 11:15 pm
SOF
-
AUS
24h 55m
3 stops
$719Multiple Airlines
Mon, Apr 20 - Fri, May 8
United Airlines Logo
7:00 am - 11:00 pm
AUS
-
SOF
32h 00m
2 stops
United Airlines Logo
12:55 pm - 12:03 pm
SOF
-
AUS
55h 08m
2 stops
$727United Airlines
Mon, Apr 13 - Mon, Apr 20
Lufthansa Logo
4:20 pm - 10:40 pm
AUS
-
SOF
22h 20m
2 stops
Lufthansa Logo
6:20 am - 2:00 pm
SOF
-
AUS
15h 40m
1 stop
$759Lufthansa
Mon, Apr 20 - Fri, May 8
Lufthansa Logo
4:05 pm - 10:40 pm
AUS
-
SOF
22h 35m
1 stop
Lufthansa Logo
6:20 am - 2:00 pm
SOF
-
AUS
15h 40m
1 stop
$786Lufthansa
Mon, Apr 13 - Mon, Apr 20

Turkish Airlines flights from Austin to Sofia

Our best Turkish Airlines deals on Austin to Sofia flight tickets
Turkish Airlines
Jun 10
AUS12:15 pmAustin Bergstrom
18h 45m
2 stops
SOF3:00 pmSofia
Jun 24
SOF9:05 pmSofia
34h 07m
2 stops
AUS11:12 pmAustin Bergstrom
$1,277
Turkish Airlines
Jun 15
AUS12:15 pmAustin Bergstrom
36h 30m
2 stops
SOF8:45 amSofia
Jun 29
SOF9:35 amSofia
21h 37m
2 stops
AUS11:12 pmAustin Bergstrom
$1,408

United Airlines flights from Austin to Sofia

Our best United Airlines deals on Austin to Sofia flight tickets
United Airlines
Apr 20
AUS9:35 amAustin Bergstrom
29h 25m
2 stops
SOF11:00 pmSofia
May 8
SOF6:20 amSofia
15h 40m
1 stop
AUS2:00 pmAustin Bergstrom
$687
United Airlines
Apr 20
AUS5:30 amAustin Bergstrom
33h 30m
2 stops
SOF11:00 pmSofia
May 8
SOF6:20 amSofia
15h 40m
1 stop
AUS2:00 pmAustin Bergstrom
$707
United Airlines
Apr 13
AUS7:00 amAustin Bergstrom
32h 00m
2 stops
SOF11:00 pmSofia
Apr 20
SOF12:55 pmSofia
55h 08m
2 stops
AUS12:03 pmAustin Bergstrom
$727

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 March 1, 2026.
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

Mon 4/20

9:35 am-11:00 pm

2 stops29h 25m

Sofia

Fri 5/8

6:20 am-2:00 pm

1 stop15h 40m

$687

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Mon 4/20

9:40 am-11:00 pm

2 stops29h 20m

Sofia

Fri 5/8

6:10 am-8:15 pm

2 stops46h 05m

$691

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Mon 4/20

9:40 am-11:00 pm

2 stops29h 20m

Sofia

Fri 5/8

6:20 am-10:53 am

3 stops36h 33m

$697

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Mon 4/20

9:40 am-11:00 pm

2 stops29h 20m

Sofia

Fri 5/8

6:20 am-10:53 am

3 stops36h 33m

$698

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Mon 4/20

5:30 am-11:00 pm

2 stops33h 30m

Sofia

Fri 5/8

6:20 am-2:00 pm

1 stop15h 40m

$707

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Mon 4/20

9:40 am-11:00 pm

2 stops29h 20m

Sofia

Fri 5/8

6:10 am-8:15 pm

2 stops46h 05m

$711

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Mon 4/20

9:40 am-11:00 pm

2 stops29h 20m

Sofia

Fri 5/8

6:20 am-11:15 pm

3 stops24h 55m

$719

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Mon 4/13

7:00 am-11:00 pm

2 stops32h 00m

Sofia

Mon 4/20

12:55 pm-12:03 pm

2 stops55h 08m

$727

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Mon 4/20

4:20 pm-10:40 pm

2 stops22h 20m

Sofia

Fri 5/8

6:20 am-2:00 pm

1 stop15h 40m

$759

AustinSofia

AUS - SOF

AUSSOF

Austin Bergstrom

Mon 4/13

4:05 pm-10:40 pm

1 stop22h 35m

Sofia

Mon 4/20

6:20 am-2:00 pm

1 stop15h 40m

$786

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

Can stopping save me money on Austin to Sofia flights?

You could potentially save up to 56% 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

Fastest flight time

22h 20m

Direct flights

None
The fastest flight from Austin to Sofia takes 22h 20m
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 22h 20m, 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 $614Free CancellationRating
6.8
7,818 reviews
Search Lufthansa flights
United AirlinesPriceFrom $665Free CancellationRating
7.4
9,370 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.

An easier way to manage your Sofia trip

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Fly your favorite airline to Sofia

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
United Airlines
Lufthansa
KLM