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Sofia

$373+ Cheap flights from Atlanta (ATL) to Sofia (SOF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — SOF
ene. 11 — ene. 181
dom. 1/11
dom. 1/18
1 adult, Economy
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Cheapflights Tip: The best prices from Atlanta Hartsfield-Jackson to Sofia are usually found in November or January, booked 43 days in advance, depart on a Tuesday or Thursday and return on a Monday

Cheap flight deals from Atlanta to Sofia

Cheapest flights from Atlanta to Sofia
Explore the most affordable flight options available from Atlanta to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/2510:20 amATL - SOF
2 stops20h 30mUnited Airlines
jue. 1/86:05 amSOF - ATL
3 stops36h 36mUnited Airlines
Deal found 12/10$1,081
This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/239:50 pmATL - SOF
1 stop16h 00mMultiple Airlines
jue. 1/87:20 pmSOF - ATL
2 stops44h 53mMultiple Airlines
Deal found 12/10$1,104
This oojo deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/233:10 pmATL - SOF
1 stop22h 40mTurkish Airlines
vie. 12/269:35 amSOF - ATL
1 stop17h 10mTurkish Airlines
Deal found 12/10$1,108
This United Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/2411:21 amATL - SOF
2 stops43h 29mUnited Airlines
jue. 1/86:05 amSOF - ATL
3 stops36h 36mUnited Airlines
Deal found 12/10$1,122
This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/249:50 pmATL - SOF
1 stop16h 00mMultiple Airlines
jue. 1/87:20 pmSOF - ATL
2 stops44h 53mMultiple Airlines
Deal found 12/10$1,223
This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/239:50 pmATL - SOF
1 stop16h 00mMultiple Airlines
mié. 1/78:55 pmSOF - ATL
2 stops43h 18mMultiple Airlines
Deal found 12/10$1,244
This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/154:20 pmATL - SOF
2 stops20h 05mMultiple Airlines
lun. 12/224:00 pmSOF - ATL
1 stop28h 05mMultiple Airlines
Deal found 12/10$1,333
This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/249:50 pmATL - SOF
1 stop16h 00mMultiple Airlines
mié. 1/78:55 pmSOF - ATL
2 stops41h 58mMultiple Airlines
Deal found 12/10$1,350
This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/239:50 pmATL - SOF
1 stop16h 00mMultiple Airlines
mar. 1/610:05 amSOF - ATL
2 stops54h 08mMultiple Airlines
Deal found 12/10$1,381

Find flight deals from Atlanta to Sofia

Discover tips and strategies to find the most affordable flight options for your journey from Atlanta (ATL) to Sofia (SOF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated diciembre 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$525
(FlightHub)

One-way from

$373
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$980
Provider with most accurate pricing for Atlanta Hartsfield-Jackson-Sofia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Atlanta Hartsfield-Jackson-Sofia flights.
Search Deals
From Atlanta Hartsfield-Jackson to Sofia
Search Deals
One-way flight from Atlanta Hartsfield-Jackson to Sofia
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($200 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Atlanta 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, Cheapflights users made 2,558,603 searches. Data last updated diciembre 12, 2025.
Use the filters below to find and compare flights from Atlanta to Sofia that are best for you.

Fly from

Atlanta

Fly to

Sofia

Route

Depart

Return

Price

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

mié. 2/25

11:30 am-10:45 pm

2 stops28h 15m

Sofia

vie. 3/20

6:10 am-3:30 pm

1 stop15h 20m

$535

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

jue. 1/15

6:30 am-10:45 pm

3 stops33h 15m

Sofia

lun. 1/19

6:10 am-2:30 pm

1 stop15h 20m

$535

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

jue. 2/26

11:30 am-10:45 pm

2 stops28h 15m

Sofia

mar. 3/17

6:00 am-3:30 pm

1 stop15h 30m

$535

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

dom. 3/1

4:55 pm-6:00 pm

1 stop18h 05m

Sofia

mar. 3/17

6:00 am-3:30 pm

1 stop15h 30m

$542

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

sáb. 2/28

4:55 pm-1:40 pm

1 stop13h 45m

Sofia

mar. 3/17

6:00 am-3:30 pm

1 stop15h 30m

$542

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

lun. 3/2

4:55 pm-1:25 pm

1 stop13h 30m

Sofia

mié. 3/18

6:10 am-3:30 pm

1 stop15h 20m

$542

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

mié. 2/25

4:55 pm-1:50 pm

1 stop13h 55m

Sofia

mié. 3/18

6:10 am-3:30 pm

1 stop15h 20m

$542

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

jue. 2/26

11:30 am-10:45 pm

2 stops28h 15m

Sofia

lun. 3/23

2:20 pm-10:21 am

2 stops26h 01m

$545

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

sáb. 4/25

8:25 am-12:25 pm

3 stops45h 00m

$380

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

mié. 4/22

12:40 pm-2:55 am

3 stops31h 15m

$411

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 19 results
1
2

Compare providers for flights from Atlanta to Sofia

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Atlanta to Sofia in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Atlanta-Sofia flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Atlanta-Sofia flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Atlanta-Sofia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Atlanta-Sofia flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Atlanta-Sofia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Atlanta to Sofia

Have a flexible travel schedule? Discover the best time to fly to Sofia from Atlanta with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Atlanta to Sofia

How far ahead should I book a flight from Atlanta to Sofia?

Use this chart to determine the optimal time to book a round-trip flight from Atlanta to Sofia. Price data was last updated on December 5, 2025.

The price you pay for your flight from Atlanta to Sofia may vary depending on when you book. For the best chance of a lower fare, look to book 43 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Atlanta to Sofia?

Currently, January is the cheapest month in which you can book a flight from Atlanta to Sofia (average of $518). Flying from Atlanta to Sofia in June is currently the most expensive (average of $867). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ATL to SOF?

Find hourly flight availability from Atlanta to Sofia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Atlanta to Sofia in the evening. If you’re flexible enough to do this you can expect to save up to 23% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Atlanta to Sofia?

Use this chart to determine the cheapest time to fly round-trip from Atlanta to Sofia. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Atlanta to Sofia flight should consider departing on Thursday evenings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Sofia

Get insights into the airlines that provide service to Sofia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sofia. Reviews last updated diciembre 12, 2025.
Peruse reviews from past customers who have flown with KLM, Air France, and United Airlines from Atlanta to Sofia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,432 reviews

Food

7.2

Boarding

7.8

Comfort

7.6

Overall

7.7

Entertainment

7.1

Crew

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,432 reviews
KLM
7.7
Good
1,432 reviews

Food

7.2

Boarding

7.8

Comfort

7.6

Overall

7.7

Entertainment

7.1

Crew

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Air France
7.4
Good
1,504 reviews
KLM
7.7
Good
1,432 reviews

Food

7.2

Boarding

7.8

Comfort

7.6

Overall

7.7

Entertainment

7.1

Crew

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
United Airlines
7.4
Good
9,095 reviews
KLM
7.7
Good
1,432 reviews

Food

7.2

Boarding

7.8

Comfort

7.6

Overall

7.7

Entertainment

7.1

Crew

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Turkish Airlines
7.3
Good
4,090 reviews
KLM
7.7
Good
1,432 reviews

Food

7.2

Boarding

7.8

Comfort

7.6

Overall

7.7

Entertainment

7.1

Crew

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Lufthansa
6.8
Okay
7,626 reviews
KLM
7.7
Good
1,432 reviews

Food

7.2

Boarding

7.8

Comfort

7.6

Overall

7.7

Entertainment

7.1

Crew

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Related info for your journey

Find useful and relevant information for your journey from Atlanta to Sofia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Atlanta to Sofia?

    For as low as $535, United Airlines can have you in Sofia from Atlanta in 28h 15m. The distance between Atlanta and Sofia is about 5465 mi.

  • What are the cheapest airlines flying from Atlanta to Sofia round-trip?

    Flying on Air France is currently your cheapest option to Sofia, with prices starting at $534. Additional round-trip tickets that might be worth considering are offered by Turkish Airlines and KLM, with the lowest prices starting at $591 and $625, respectively. These flights start at 35% lower than the current average price 3 months from now.

  • Can I find deals for flights from Atlanta to Sofia that include hotel bookings?

    Yes. In addition to deals on Atlanta to Sofia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Atlanta to Sofia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Atlanta to Sofia.

  • Can I find deals for business class flights from Atlanta to Sofia?

    Yes. Cheapflights offers flight deals from Atlanta to Sofia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Atlanta to Sofia?

    Currently, January is the cheapest month in which you can book a flight from Atlanta to Sofia (average of $518). Flying from Atlanta to Sofia in June is currently the most expensive (average of $867). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Atlanta to Sofia

See prices for flight routes from nearby airports that may be better suited for you.
Savannah to Sofia flights
Jacksonville to Sofia flights

Top 6 airlines flying from Atlanta to Sofia

Discover the top 6 airlines that operate flights from Atlanta to Sofia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated diciembre 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest$534Average$882FlexibilityNo cancel feeOn-time77%
Turkish AirlinesCheapest$590Average$794FlexibilityNo cancel feeOn-time77%
KLMCheapest$625Average$887FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$641Average$878FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$694Average$983FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$705Average$888FlexibilityNo cancel feeOn-time70%

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