What is the cheapest airline that flies from Atlanta Hartsfield-Jackson to Sofia?

Air France, Lufthansa, and United Airlines are the most popular carriers operating from Atlanta Hartsfield-Jackson to Sofia

What airlines fly to Sofia?

Turkish Airlines, Lufthansa and KLM are the top three most popular airlines that fly to Sofia from Atlanta according to our data. Turkish Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Sofia. Keep in mind that there are 7 different airlines that fly to Sofia on a routine basis, so you have a few additional options to choose from.

Which airport is the most popular layover for flights between Atlanta and Sofia?

Istanbul (IST) was the most common stop: 61% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Atlanta to Sofia?

Flights via Amsterdam (AMS) offer the lowest average round-trip price of $892.

Which layover airport has the shortest travel time from Atlanta to Sofia?

Flights connecting via Frankfurt am Main (FRA) have the shortest average one-way travel time: 13h 17m.

Which layover airport has the shortest connection time from Atlanta to Sofia?

Frankfurt am Main (FRA) has the shortest average layover time for this route: 2h 29m.

When did momondo last update prices for flights from Atlanta Hartsfield-Jackson Airport to Sofia Airport?

Prices for flights from Atlanta Hartsfield-Jackson Airport to Sofia Airport were last updated today.

How many operators does momondo search for flights from Atlanta Hartsfield-Jackson Airport to Sofia Airport?

As of September 2025, there are 7 operators available to choose from for flights from Atlanta Hartsfield-Jackson Airport to Sofia Airport.

How old do you have to be to fly from Atlanta Hartsfield-Jackson 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 Atlanta Hartsfield-Jackson Airport to Sofia Airport.

What documentation or ID do you need to fly to Sofia Airport?

The travel and health documents required for your trip to Sofia Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sofia Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$219 Cheap Flights from Atlanta to Sofia in 2025

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Atlanta to Sofia

Round-trip

One-way

Last minute

Cheap round-trip flights

4:05 pm - 11:15 amATL-SOF

12h 10m1 stop

6:00 am - 2:30 pmSOF-ATL

15h 30m1 stop

$515Lufthansa

Find Deal

Sun, Oct 19 - Tue, Nov 4

4:05 pm - 5:50 pmATL-SOF

18h 45m1 stop

6:00 am - 2:30 pmSOF-ATL

15h 30m1 stop

$522United Airlines

Find Deal

Sun, Oct 19 - Tue, Nov 4

4:05 pm - 11:15 amATL-SOF

12h 10m1 stop

6:05 am - 2:30 pmSOF-ATL

15h 25m2 stops

$533Lufthansa

Find Deal

Sun, Oct 19 - Tue, Nov 4

8:20 am - 11:15 amATL-SOF

19h 55m2 stops

6:00 am - 2:30 pmSOF-ATL

15h 30m1 stop

$537

Find Deal

Sun, Oct 19 - Tue, Nov 4

10:10 pm - 8:10 pmATL-SOF

15h 00m1 stop

9:00 pm - 8:10 pmSOF-ATL

30h 10m1 stop

$548British Airways

Find Deal

Tue, Nov 25 - Wed, Dec 3

6:40 pm - 10:45 pmATL-SOF

21h 05m2 stops

6:10 am - 2:30 pmSOF-ATL

15h 20m1 stop

$555United Airlines

Find Deal

Sun, Nov 23 - Fri, Dec 5

9:50 pm - 8:50 pmATL-SOF

16h 00m1 stop

10:05 am - 1:05 pmSOF-ATL

34h 00m1 stop

$561Turkish Airlines

Find Deal

Wed, Nov 19 - Fri, Nov 28

10:50 pm - 9:15 amATL-SOF

28h 25m1 stop

4:00 pm - 7:45 pmSOF-ATL

34h 45m1 stop

$588Turkish Airlines

Find Deal

Sat, Nov 1 - Thu, Nov 20

10:10 pm - 8:10 pmATL-SOF

15h 00m1 stop

12:05 pm - 8:10 pmSOF-ATL

15h 05m1 stop

$598British Airways

Find Deal

Tue, Nov 25 - Sat, Dec 6

5:10 pm - 1:55 pmATL-SOF

13h 45m1 stop

7:00 am - 5:35 pmSOF-ATL

17h 35m1 stop

$615Air France

Find Deal

Thu, Nov 27 - Wed, Dec 3

Lufthansa flights from Atlanta to Sofia

Our best Lufthansa deals on Atlanta to Sofia flight tickets

Lufthansa

Oct 19

ATL4:05 pmAtlanta Hartsfield-Jackson

12h 10m

1 stop

SOF11:15 amSofia

Nov 4

SOF6:00 amSofia

15h 30m

1 stop

ATL2:30 pmAtlanta Hartsfield-Jackson

$515

Find similar

Lufthansa

Oct 19

ATL4:05 pmAtlanta Hartsfield-Jackson

12h 10m

1 stop

SOF11:15 amSofia

Nov 4

SOF6:05 amSofia

15h 25m

2 stops

ATL2:30 pmAtlanta Hartsfield-Jackson

$533

Find similar

Lufthansa

Nov 23

ATL4:55 pmAtlanta Hartsfield-Jackson

18h 05m

1 stop

SOF6:00 pmSofia

Dec 3

SOF6:10 amSofia

15h 20m

1 stop

ATL2:30 pmAtlanta Hartsfield-Jackson

$560

Find similar

United Airlines flights from Atlanta to Sofia

Our best United Airlines deals on Atlanta to Sofia flight tickets

United Airlines

Oct 19

ATL4:05 pmAtlanta Hartsfield-Jackson

18h 45m

1 stop

SOF5:50 pmSofia

Nov 4

SOF6:00 amSofia

15h 30m

1 stop

ATL2:30 pmAtlanta Hartsfield-Jackson

$522

Find similar

United Airlines

Nov 23

ATL6:40 pmAtlanta Hartsfield-Jackson

21h 05m

2 stops

SOF10:45 pmSofia

Dec 5

SOF6:10 amSofia

15h 20m

1 stop

ATL2:30 pmAtlanta Hartsfield-Jackson

$555

Find similar

United Airlines

Nov 23

ATL3:40 pmAtlanta Hartsfield-Jackson

19h 40m

2 stops

SOF6:20 pmSofia

Dec 3

SOF2:25 pmSofia

28h 18m

2 stops

ATL11:43 amAtlanta Hartsfield-Jackson

$562

Find similar

Fly from

Fly to

Route

Depart

Return

Price

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

Sun 10/19

4:05 pm-11:15 am

1 stop12h 10m

Sofia

Tue 11/4

6:00 am-2:30 pm

1 stop15h 30m

$515

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

Sun 10/19

4:05 pm-5:50 pm

1 stop18h 45m

Sofia

Tue 11/4

6:00 am-2:30 pm

1 stop15h 30m

$522

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

Sun 10/19

4:05 pm-11:15 am

1 stop12h 10m

Sofia

Tue 11/4

6:05 am-2:30 pm

2 stops15h 25m

$533

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

Sun 10/19

8:20 am-11:15 am

2 stops19h 55m

Sofia

Tue 11/4

6:00 am-2:30 pm

1 stop15h 30m

$537

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

Tue 11/25

10:10 pm-8:10 pm

1 stop15h 00m

Sofia

Wed 12/3

9:00 pm-8:10 pm

1 stop30h 10m

$548

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

Sun 11/23

6:40 pm-10:45 pm

2 stops21h 05m

Sofia

Fri 12/5

6:10 am-2:30 pm

1 stop15h 20m

$555

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

Wed 11/19

9:50 pm-8:50 pm

1 stop16h 00m

Sofia

Fri 11/28

10:05 am-1:05 pm

1 stop34h 00m

$561

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

Sat 11/1

10:50 pm-9:15 am

1 stop28h 25m

Sofia

Thu 11/20

4:00 pm-7:45 pm

1 stop34h 45m

$588

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

Tue 11/25

10:10 pm-8:10 pm

1 stop15h 00m

Sofia

Sat 12/6

12:05 pm-8:10 pm

1 stop15h 05m

$598

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

Thu 11/27

5:10 pm-1:55 pm

1 stop13h 45m

Sofia

Wed 12/3

7:00 am-5:35 pm

1 stop17h 35m

$615

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Atlanta 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

Prices

Airlines

Layovers

What is the cheapest month to fly to Sofia?

The cheapest month to fly to Sofia from Atlanta is in February. Flight prices, which tend to average around $675, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Sofia from Atlanta during January instead. Flights to Sofia in January, while not as cheap as those in February, still average around $720.

What is the cheapest day to depart on your flight to Sofia?

According to our data, Tuesday is the cheapest day to fly to Sofia from Atlanta. The lowest ticket price found for a Tuesday departure recently was $828. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Atlanta to Sofia on a Monday will generally be more expensive and average around $1,023. 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 Atlanta to Sofia when you can find flight prices for as low as $814. Flying to Sofia in the evening is an ideal time because this is during off-peak travel hours. In the morning is when there is more demand to fly to Sofia, so prices are often more expensive at around $1,058 per ticket.

How far in advance should I book a flight to Sofia?

You are more likely to see cheaper flights to Sofia from Atlanta when booking weeks ahead of your departure date. In general, you can expect to find flights to Sofia for around $843 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sofia from Atlanta for as low as $752 on momondo.

When to book flights from Atlanta to Sofia

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

Estimated round-trip price

Cheap Atlanta to Sofia (ATL to SOF) flight deals and tips

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

Direct flights	None

There are no direct flights from Atlanta to Sofia. There are no popular flight routes from Atlanta to Sofia.

Search flight deals

How far is Atlanta Hartsfield-Jackson to Sofia by plane?
A flight from Atlanta Hartsfield-Jackson to Sofia will travel around 5454.2 mi. A reasonable flight in good conditions will take 12h 10m.
When did momondo last update prices for flights from Atlanta Hartsfield-Jackson Airport to Sofia Airport?
Prices for flights from Atlanta Hartsfield-Jackson Airport to Sofia Airport were last updated today.
How many operators does momondo search for flights from Atlanta Hartsfield-Jackson Airport to Sofia Airport?
As of September 2025, there are 7 operators available to choose from for flights from Atlanta Hartsfield-Jackson Airport to Sofia Airport.
How old do you have to be to fly from Atlanta Hartsfield-Jackson 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 Atlanta Hartsfield-Jackson Airport to Sofia Airport.
What documentation or ID do you need to fly to Sofia Airport?
The travel and health documents required for your trip to Sofia Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sofia Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Atlanta to Sofia?
momondo data reveals that the most frequently booked airline on the route from Atlanta to Sofia is Turkish Airlines, representing 48% of all bookings. The subsequent popular airlines are Lufthansa at 30%, KLM at 12%, and United Airlines at 5%.

Best airlines flying from Atlanta to Sofia

Compare and see reviews for airlines that fly from Atlanta to Sofia with momondo

Airline	Rating	Free Cancellation	Price
Turkish Airlines	PriceFrom $615	Free Cancellation	Rating 7.3 3,968 reviews	Search Turkish Airlines flights
KLM	PriceFrom $625	Free Cancellation	Rating 7.8 1,385 reviews	Search KLM flights
Lufthansa	PriceFrom $663	Free Cancellation	Rating 6.8 7,409 reviews	Search Lufthansa flights
Air France	PriceFrom $686	Free Cancellation	Rating 7.4 1,469 reviews	Search Air France flights
United Airlines	PriceFrom $694	Free Cancellation	Rating 7.4 8,937 reviews	Search United Airlines flights
British Airways	PriceFrom $714	Free Cancellation	Rating 6.6 7,361 reviews	Search British Airways flights
Air Serbia	PriceFrom $945	Free Cancellation	Rating 6.2 200 reviews	Search Air Serbia flights

Bansko

Borovets

Velingrad

Sandanski

Why use momondo?

Why should I use momondo to find a flight deal from Atlanta to Sofia?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Atlanta to Sofia. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Sofia from Atlanta with this policy.

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

momondo helps you find the best flight between Atlanta and Sofia 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 Atlanta to Sofia right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Sofia, momondo offers a useful price alert feature which will track prices for flights to Sofia from Atlanta and alert you when they change.

An easier way to manage your Sofia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Sat 10/11

Sat 10/18

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Bulgaria

Fly your favorite airline to Sofia

Fly to other destinations from Atlanta

Flights from Atlanta Hartsfield-Jackson to Raleigh-Durham

Flights from Atlanta Hartsfield-Jackson to Detroit Metropolitan Wayne County

Flights from Atlanta Hartsfield-Jackson to Tampa

Flights from Atlanta Hartsfield-Jackson to Newark

Flights from Atlanta Hartsfield-Jackson to New Orleans Louis Armstrong

Flights from Atlanta Hartsfield-Jackson to Cincinnati Cinci./N. Kentucky

Cheap flights from Atlanta to Sofia from $219

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Atlanta to Sofia departing on 10/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Atlanta to Sofia

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Lufthansa flights from Atlanta to Sofia

Our best Lufthansa deals on Atlanta to Sofia flight tickets

United Airlines flights from Atlanta to Sofia

Our best United Airlines deals on Atlanta to Sofia flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Atlanta to Sofia that are best for you.

See travel insights to Sofia from

How to get the cheapest flight ticket from Atlanta 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 month to fly to Sofia?

What is the cheapest day to depart on your flight to Sofia?

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

How far in advance should I book a flight to Sofia?

What is the cheapest airline that flies from Atlanta Hartsfield-Jackson to Sofia?

Air France, Lufthansa, and United Airlines are the most popular carriers operating from Atlanta Hartsfield-Jackson to Sofia

What airlines fly to Sofia?

Which airport is the most popular layover for flights between Atlanta and Sofia?

Istanbul (IST) was the most common stop: 61% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Atlanta to Sofia?

Flights via Amsterdam (AMS) offer the lowest average round-trip price of $892.

Which layover airport has the shortest travel time from Atlanta to Sofia?

Flights connecting via Frankfurt am Main (FRA) have the shortest average one-way travel time: 13h 17m.

Which layover airport has the shortest connection time from Atlanta to Sofia?

Frankfurt am Main (FRA) has the shortest average layover time for this route: 2h 29m.

When to book flights from Atlanta to Sofia

Cheap Atlanta to Sofia (ATL to SOF) flight deals and tips

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

Direct flights

How far is Atlanta Hartsfield-Jackson to Sofia by plane?

When did momondo last update prices for flights from Atlanta Hartsfield-Jackson Airport to Sofia Airport?

How many operators does momondo search for flights from Atlanta Hartsfield-Jackson Airport to Sofia Airport?

How old do you have to be to fly from Atlanta Hartsfield-Jackson Airport to Sofia Airport?

What documentation or ID do you need to fly to Sofia Airport?

What is the most popular airline from Atlanta to Sofia?

Best airlines flying from Atlanta to Sofia

Compare and see reviews for airlines that fly from Atlanta to Sofia with momondo

Traveling to a place near Sofia?

Why use momondo?

Why should I use momondo to find a flight deal from Atlanta to Sofia?

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

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

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

An easier way to manage your Sofia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Bulgaria

Fly your favorite airline to Sofia

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