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Sofia

$546+ Cheap flights from Durham, NC 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 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — SOF
oct. 16 — oct. 231
jeu. 10/16
jeu. 10/23
1 adult, Economy
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Cheap flight deals from Durham to Sofia

Keep the following information in mind while searching for Durham to Sofia flight deals. Data was last updated septembre 16, 2025.

Round-trip from

$546
(American Airlines)

Popular in

June

Cheapest in

March

Average price

$843
From Durham to Sofia
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($259 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Durham to Sofia

Cheapest flights from Durham to Sofia
Explore the most affordable flight options available from Durham to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septembre 16, 2025.

This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/188:40 pmRDU - SOF
1 stop16h 30mAmerican Airlines
lun. 11/245:25 pmSOF - RDU
1 stop31h 20mAmerican Airlines
Deal found 9/15$546
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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.
mar. 11/185:15 pmRDU - SOF
2 stops18h 05mLufthansa
mar. 11/256:00 amSOF - RDU
2 stops22h 23mLufthansa
Deal found 9/16$557
This Air Canada deal was found by Cheapflights users on 9/16. 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.
mar. 11/181:45 pmRDU - SOF
2 stops17h 00mAir Canada
mar. 11/256:00 amSOF - RDU
3 stops22h 23mAir Canada
Deal found 9/16$562
This Expedia deal was found by Cheapflights users on 9/16. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 12/271:26 pmRDU - SOF
2 stops16h 34mBritish Airways
lun. 1/55:25 pmSOF - RDU
2 stops30h 36mBritish Airways
Deal found 9/16$898
This FlightHub deal was found by Cheapflights users on 9/16. 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.
sam. 12/274:00 pmRDU - SOF
1 stop14h 40mMultiple Airlines
lun. 1/52:20 pmSOF - RDU
2 stops54h 48mMultiple Airlines
Deal found 9/16$977
This Trip.com deal was found by Cheapflights users on 9/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 12/274:00 pmRDU - SOF
1 stop14h 40mLufthansa
lun. 1/56:10 amSOF - RDU
1 stop14h 35mLufthansa
Deal found 9/16$1,022
This Booking.com deal was found by Cheapflights users on 9/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 12/259:30 amRDU - SOF
2 stops30h 15mMultiple Airlines
dim. 1/47:05 pmSOF - RDU
2 stops54h 47mMultiple Airlines
Deal found 9/15$1,070
This Gurufare deal was found by Cheapflights users on 9/15. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 12/254:00 pmRDU - SOF
1 stop14h 50mLufthansa
dim. 1/42:25 pmSOF - RDU
1 stop30h 20mLufthansa
Deal found 9/15$1,317
This Air Canada deal was found by Cheapflights users on 9/16. 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.
sam. 12/279:30 amRDU - SOF
2 stops21h 10mAir Canada
lun. 1/56:10 amSOF - RDU
3 stops22h 13mAir Canada
Deal found 9/16$1,898

Cheapflights Fare Finder

 
Customize your flight search to find flights from Durham 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 septembre 16, 2025.
Use the filters below to find and compare flights from Durham to Sofia that are best for you.

Fly from

Durham

Fly to

Sofia

Route

Depart

Return

Price

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

mar. 11/18

8:40 pm-8:10 pm

1 stop16h 30m

Sofia

lun. 11/24

5:25 pm-5:45 pm

1 stop31h 20m

$546

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

mar. 11/18

5:15 pm-6:20 pm

2 stops18h 05m

Sofia

mar. 11/25

6:00 am-9:23 pm

2 stops22h 23m

$557

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

mar. 11/18

1:45 pm-1:45 pm

2 stops17h 00m

Sofia

mar. 11/25

6:00 am-9:23 pm

3 stops22h 23m

$562

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

sam. 12/27

1:26 pm-1:00 pm

2 stops16h 34m

Sofia

lun. 1/5

5:25 pm-5:01 pm

2 stops30h 36m

$898

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

sam. 12/27

4:00 pm-1:40 pm

1 stop14h 40m

Sofia

lun. 1/5

2:20 pm-2:08 pm

2 stops54h 48m

$977

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

jeu. 12/25

9:30 am-10:45 pm

2 stops30h 15m

Sofia

dim. 1/4

7:05 pm-6:52 pm

2 stops54h 47m

$1,070

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

jeu. 12/25

4:00 pm-1:50 pm

1 stop14h 50m

Sofia

dim. 1/4

2:25 pm-1:45 pm

1 stop30h 20m

$1,317

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

sam. 12/27

9:30 am-1:40 pm

2 stops21h 10m

Sofia

lun. 1/5

6:10 am-9:23 pm

3 stops22h 13m

$1,898

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

mar. 11/18

8:40 pm-8:10 pm

1 stop16h 30m

Sofia

mar. 11/25

7:05 am-8:51 pm

2 stops20h 46m

$4,819

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Best time to book a flight from Durham to Sofia

Have a flexible travel schedule? Discover the best time to fly to Sofia from Durham 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 Durham to Sofia

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

Currently, November is the cheapest month in which you can book a flight from Durham to Sofia (average of $632). Flying from Durham to Sofia in June is currently the most expensive (average of $1,183). 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 DU8 to SOF?

Find hourly flight availability from Durham 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 septembre 16, 2025.

When flying from Durham to Sofia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Durham to Sofia?

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 septembre 16, 2025.
Read through reviews of airlines operating flights from Durham to Sofia, such as United Airlines, Turkish Airlines, and Lufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,924 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,924 reviews
United Airlines
7.4
Good
8,924 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Turkish Airlines
7.3
Good
3,968 reviews
United Airlines
7.4
Good
8,924 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Lufthansa
6.8
Okay
7,407 reviews
United Airlines
7.4
Good
8,924 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

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

  • What airport do you fly into for flights to Sofia from Durham?

    Sofia (SOF), located 4.2 mi from the city center, is the airport you fly into when you book flights from Durham to Sofia. 3 airlines have flights to Sofia from Durham on a regular basis. Booking flights from Durham to Sofia should not be difficult; the airport handles an average of 0 inbound flights from Durham per day.

  • How long is the flight from Durham to Sofia?

    Departing from Durham to Sofia will take you 16h 30m. The distance from Durham to Sofia is about 5126 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Durham 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 Durham to Sofia?

    Currently, November is the cheapest month in which you can book a flight from Durham to Sofia (average of $632). Flying from Durham to Sofia in June is currently the most expensive (average of $1,183). 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 Durham to Sofia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Durham to Sofia

Discover the top 3 airlines that operate flights from Durham 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 septembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$666Average$923FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$677Average$972FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$769Average$1,378FlexibilityNo cancel feeOn-time77%

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