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Sofia

$515+ Cheap flights from Atlanta (ATL) to Sofia (SOF)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — SOF
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Atlanta Hartsfield-Jackson to Sofia are usually found in February 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

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 septiembre 11, 2025.

Round-trip from

$515
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$742
From Atlanta Hartsfield-Jackson to Sofia
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Highest demand for flights based on searches. 18% potential increase in price ($185 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 septiembre 11, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
dom. 10/194:05 pmATL - SOF
1 stop12h 10mLufthansa
mar. 11/46:00 amSOF - ATL
1 stop15h 30mLufthansa
Deal found 9/10$515
This lol.travel deal was found by Cheapflights users on 9/10. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/194:05 pmATL - SOF
1 stop18h 45mUnited Airlines
mar. 11/46:00 amSOF - ATL
1 stop15h 30mUnited Airlines
Deal found 9/10$522
This Gotogate deal was found by Cheapflights users on 9/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/198:20 amATL - SOF
2 stops19h 55mMultiple Airlines
mar. 11/46:00 amSOF - ATL
1 stop15h 30mMultiple Airlines
Deal found 9/10$537
This British Airways deal was found by Cheapflights users on 9/9. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/2510:10 pmATL - SOF
1 stop15h 00mBritish Airways
mié. 12/39:00 pmSOF - ATL
1 stop30h 10mBritish Airways
Deal found 9/9$548
This Cheapflightsfares deal was found by Cheapflights users on 9/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/264:55 pmATL - SOF
1 stop18h 05mLufthansa
mié. 12/36:10 amSOF - ATL
1 stop15h 20mLufthansa
Deal found 9/11$550
This Air Canada deal was found by Cheapflights users on 9/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/2612:55 pmATL - SOF
2 stops22h 25mAir Canada
mar. 12/26:00 amSOF - ATL
2 stops22h 53mAir Canada
Deal found 9/9$551
This United Airlines deal was found by Cheapflights users on 9/11. 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.
mar. 11/184:55 pmATL - SOF
1 stop18h 20mUnited Airlines
mié. 11/266:10 amSOF - ATL
1 stop15h 20mUnited Airlines
Deal found 9/11$555
This United Airlines deal was found by Cheapflights users on 9/11. 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. 11/192:42 pmATL - SOF
2 stops20h 38mUnited Airlines
mar. 11/256:00 amSOF - ATL
2 stops22h 53mUnited Airlines
Deal found 9/11$556
This FlightHub deal was found by Cheapflights users on 9/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/2612:55 pmATL - SOF
2 stops22h 25mAir Canada
mié. 12/36:10 amSOF - ATL
2 stops22h 33mAir Canada
Deal found 9/11$558

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 septiembre 11, 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

mar. 11/25

4:55 pm-6:15 pm

1 stop18h 20m

Sofia

jue. 12/4

6:00 am-2:30 pm

1 stop15h 30m

$555

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

mié. 11/19

4:55 pm-1:50 pm

1 stop13h 55m

Sofia

mié. 11/26

6:10 am-2:30 pm

1 stop15h 20m

$555

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

mié. 11/26

4:55 pm-1:50 pm

1 stop13h 55m

Sofia

mar. 12/2

6:00 am-2:30 pm

1 stop15h 30m

$555

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

dom. 11/16

4:55 pm-1:35 pm

1 stop13h 40m

Sofia

mié. 11/26

6:10 am-2:30 pm

1 stop15h 20m

$555

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

mar. 11/18

4:55 pm-6:15 pm

1 stop18h 20m

Sofia

jue. 11/27

6:00 am-9:53 pm

2 stops22h 53m

$555

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

mar. 11/25

6:40 pm-6:20 pm

2 stops16h 40m

Sofia

mar. 12/2

6:00 am-2:30 pm

1 stop15h 30m

$555

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

dom. 11/23

4:55 pm-1:35 pm

1 stop13h 40m

Sofia

mar. 12/2

6:00 am-2:30 pm

1 stop15h 30m

$555

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

lun. 11/17

1:26 pm-1:15 pm

2 stops16h 49m

Sofia

mié. 11/26

6:10 am-2:30 pm

1 stop15h 20m

$555

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

dom. 11/23

4:55 pm-1:35 pm

1 stop13h 40m

Sofia

mié. 12/3

6:10 am-9:53 pm

2 stops22h 43m

$555

AtlantaSofia

ATL - SOF

ATLSOF

Atlanta Hartsfield-Jackson

lun. 11/17

4:55 pm-1:25 pm

1 stop13h 30m

Sofia

mar. 11/25

6:00 am-2:30 pm

1 stop15h 30m

$555

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

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 August 29, 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, November is the cheapest month in which you can book a flight from Atlanta to Sofia (average of $632). Flying from Atlanta to Sofia in June is currently the most expensive (average of $1,185). 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 septiembre 11, 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 24% 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 septiembre 11, 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
7.8
Good
1,385 reviews

Boarding

7.8

Crew

8.4

Entertainment

7.2

Overall

7.8

Comfort

7.7

Food

7.3

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
KLM
7.8
Good
1,385 reviews
KLM
7.8
Good
1,385 reviews

Boarding

7.8

Crew

8.4

Entertainment

7.2

Overall

7.8

Comfort

7.7

Food

7.3

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
Air France
7.4
Good
1,469 reviews
KLM
7.8
Good
1,385 reviews

Boarding

7.8

Crew

8.4

Entertainment

7.2

Overall

7.8

Comfort

7.7

Food

7.3

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
United Airlines
7.4
Good
8,937 reviews
KLM
7.8
Good
1,385 reviews

Boarding

7.8

Crew

8.4

Entertainment

7.2

Overall

7.8

Comfort

7.7

Food

7.3

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
Turkish Airlines
7.3
Good
3,968 reviews
KLM
7.8
Good
1,385 reviews

Boarding

7.8

Crew

8.4

Entertainment

7.2

Overall

7.8

Comfort

7.7

Food

7.3

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
Lufthansa
6.8
Okay
7,409 reviews
KLM
7.8
Good
1,385 reviews

Boarding

7.8

Crew

8.4

Entertainment

7.2

Overall

7.8

Comfort

7.7

Food

7.3

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

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 $555, Lufthansa can have you in Sofia from Atlanta in 13h 55m. The distance between Atlanta and Sofia is about 5465 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Flying on Turkish Airlines is currently your cheapest option to Sofia, with prices starting at $615. Additional round-trip tickets that might be worth considering are offered by KLM and Lufthansa, with the lowest prices starting at $625 and $663, respectively. These flights start at 27% 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, November is the cheapest month in which you can book a flight from Atlanta to Sofia (average of $632). Flying from Atlanta to Sofia in June is currently the most expensive (average of $1,185). 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

Browse thousands of different options on Cheapflights for your next trip

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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.
Jacksonville to Sofia flights
Savannah to Sofia flights

Top 7 airlines flying from Atlanta to Sofia

Discover the top 7 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 septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$615Average$797FlexibilityNo cancel feeOn-time77%
KLMCheapest$625Average$859FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$663Average$889FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$686Average$882FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$694Average$993FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$714Average$888FlexibilityNo cancel feeOn-time70%
Air SerbiaCheapest$945Average$1,085FlexibilityNo cancel feeOn-timeN/A

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