$322 Cheap Flights from Atlanta (ATL) to Sofia (SOF)

View $322 flight on Sun, Feb 1, 2026Opens in a new window

Popular airlines from Hartsfield-Jackson Atlanta International Airport (ATL) to Sofia Airport (SOF)

Cheap Flights from Atlanta to Sofia (ATL-SOF)

Prices were available within the past 7 days and start at $322 for one-way flights and $527 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Wed, Dec 3 - Wed, Dec 10
ATL
Atlanta
SOF
Sofia
$527 Roundtrip, found 12 hours ago
$527
Roundtrip
found 12 hours ago
Select Air Canada flight, departing Wed, Dec 3 from Atlanta to Sofia, returning Wed, Dec 10, priced at $527 found 12 hours ago
Air Canada
Wed, Feb 11 - Fri, Feb 20
ATL
Atlanta
SOF
Sofia
$529 Roundtrip, found 4 days ago
$529
Roundtrip
found 4 days ago
Select Air Canada flight, departing Wed, Feb 11 from Atlanta to Sofia, returning Fri, Feb 20, priced at $529 found 4 days ago
Air Canada
Thu, Feb 12 - Sat, Feb 21
ATL
Atlanta
SOF
Sofia
$529 Roundtrip, found 12 hours ago
$529
Roundtrip
found 12 hours ago
Select Air Canada flight, departing Thu, Feb 12 from Atlanta to Sofia, returning Sat, Feb 21, priced at $529 found 12 hours ago
Lufthansa
Sun, Nov 23 - Sat, Dec 6
ATL
Atlanta
SOF
Sofia
$532 Roundtrip, found 6 days ago
$532
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Sun, Nov 23 from Atlanta to Sofia, returning Sat, Dec 6, priced at $532 found 6 days ago
United
Wed, Nov 26 - Sat, Dec 6
ATL
Atlanta
SOF
Sofia
$532 Roundtrip, found 6 days ago
$532
Roundtrip
found 6 days ago
Select United flight, departing Wed, Nov 26 from Atlanta to Sofia, returning Sat, Dec 6, priced at $532 found 6 days ago
United
Mon, Dec 8 - Sun, Dec 14
ATL
Atlanta
SOF
Sofia
$532 Roundtrip, found 4 days ago
$532
Roundtrip
found 4 days ago
Select United flight, departing Mon, Dec 8 from Atlanta to Sofia, returning Sun, Dec 14, priced at $532 found 4 days ago
British Airways
Fri, Dec 5 - Sat, Dec 13
ATL
Atlanta
SOF
Sofia
$533 Roundtrip, found 21 hours ago
$533
Roundtrip
found 21 hours ago
Select British Airways flight, departing Fri, Dec 5 from Atlanta to Sofia, returning Sat, Dec 13, priced at $533 found 21 hours ago
United
Fri, Jan 9 - Mon, Jan 12
ATL
Atlanta
SOF
Sofia
$534 Roundtrip, found 1 day ago
$534
Roundtrip
found 1 day ago
Select United flight, departing Fri, Jan 9 from Atlanta to Sofia, returning Mon, Jan 12, priced at $534 found 1 day ago
Air Canada
Wed, Jan 21 - Sat, Jan 31
ATL
Atlanta
SOF
Sofia
$535 Roundtrip, found 15 hours ago
$535
Roundtrip
found 15 hours ago
Select Air Canada flight, departing Wed, Jan 21 from Atlanta to Sofia, returning Sat, Jan 31, priced at $535 found 15 hours ago
Swiss International Air Lines
Wed, Jan 21 - Sat, Jan 31
ATL
Atlanta
SOF
Sofia
$541 Roundtrip, found 15 hours ago
$541
Roundtrip
found 15 hours ago
Select Swiss International Air Lines flight, departing Wed, Jan 21 from Atlanta to Sofia, returning Sat, Jan 31, priced at $541 found 15 hours ago

Find the cheapest month to fly from Atlanta (ATL) to Sofia (SOF)

November is typically the cheapest month to fly

From $550 - $1,373 per traveler.

Alternative airports near Sofia

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Sofia Airport SOF. Cheapest and Closest option available. Average driving time to city center is 11 minutes. Flights from $653
SOF
Sofia Airport
CheapestClosest
Average driving time to city center11 min
Flights from $653

Frequently asked questions

How much does a flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Sofia Airport (SOF) cost?
Snag a cheap one-way flight from $322 or cheap return flight from $527 from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Sofia Airport (SOF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Sofia Airport (SOF)?
The cheapest month to fly from ATL to SOF is December, when there's less demand. Off-peak season is typically when better flight deals are available between these airports.
What is the cheapest airline that flies from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Sofia Airport (SOF)?
To find the cheapest airline that'll fly you from ATL to SOF, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Sofia Airport (SOF)?
You'll have to catch a flight with a layover if you're traveling from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Sofia Airport (SOF). There are no daily direct flights on this route. However, just filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from ATL to SOF?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Sofia Airport (SOF)?
Opt for a flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Sofia Airport (SOF) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Sofia Airport (SOF) last-minute?
Holding off until just before your trip to book a flight from ATL to SOF often results in higher prices. While you may find some last-minute discounts, they're not always guaranteed. Keep your travel schedule open for a better chance of scoring a bargain.
Is it cheaper to book an ATL to SOF flight and hotel package?
You'll generally save money by booking an ATL to SOF flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. After choosing your ideal accommodations and flights, consider other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Sofia Airport (SOF)?
If you booked your ATL to SOF flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Hartsfield-Jackson Atlanta Intl.
Destination airport
Sofia
Airlines serving
Air Canada, Air France, Austrian Airlines, British Airways, JetBlue Airways, KLM, LOT-Polish Airlines, Lufthansa, Swiss International Air Lines, Turkish Airlines, United
Roundtrip price
$527
Distance
5469 mi

Book with confidence

Atlanta to Sofia Flights

The cheapest times to fly from Atlanta to Sofia

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Atlanta to Sofia are during the month of December. You can find some of the cheapest flights from Atlanta to Sofia with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Atlanta to Sofia

Sunday is one of the best days to book for cheap flights from Atlanta to Sofia: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Atlanta to Sofia

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Atlanta to Sofia in 2025. You can also book with separate airlines for your outbound and return journeys, from $322 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Atlanta to Sofia flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Atlanta to Sofia airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Atlanta to Sofia Flights

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*Available to One Key members.