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Bulgaria

$443+ Cheap flights from Durham, NC to Bulgaria

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — SOF
Feb 23 — Mar 21
Mon 2/23
Mon 3/2
1 adult, Economy
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Cheap flight deals from Durham to Bulgaria

Cheapest flights from Durham to Bulgaria
Explore the most affordable flight options available from Durham to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 24, 2026.

This oojo deal was found by Cheapflights users on 1/23. 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.
Tue 3/31:01 pm
RDU
-
SOF
2 stops24h 09m
British Airways
Mon 3/95:25 pm
SOF
-
RDU
2 stops30h 38m
British Airways
Deal found 1/23$443
This Expedia deal was found by Cheapflights users on 1/23. 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.
Mon 4/271:43 pm
RDU
-
SOF
2 stops23h 17m
Iberia
Tue 5/121:00 pm
SOF
-
RDU
2 stops34h 35m
Iberia
Deal found 1/23$475
This Kiwi.com deal was found by Cheapflights users on 1/23. 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.
Tue 3/35:14 pm
RDU
-
SOF
2 stops18h 06m
Lufthansa
Mon 3/96:10 am
SOF
-
RDU
1 stop14h 35m
Lufthansa
Deal found 1/23$477
This Travelocity deal was found by Cheapflights users on 1/23. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/279:30 am
RDU
-
SOF
2 stops19h 40m
Multiple Airlines
Tue 5/126:10 am
SOF
-
RDU
1 stop14h 35m
Multiple Airlines
Deal found 1/23$491
This Expedia deal was found by Cheapflights users on 1/23. 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.
Mon 4/273:40 pm
RDU
-
SOF
1 stop12h 15m
Lufthansa
Tue 5/126:10 am
SOF
-
RDU
1 stop14h 35m
Lufthansa
Deal found 1/23$495
This British Airways deal was found by Cheapflights users on 1/22. 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.
Thu 2/266:40 pm
RDU
-
SOF
2 stops33h 35m
British Airways
Mon 3/25:25 pm
SOF
-
RDU
2 stops47h 27m
British Airways
Deal found 1/22$510
This United Airlines deal was found by Cheapflights users on 1/21. 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.
Thu 2/266:29 am
RDU
-
SOF
2 stops33h 16m
United Airlines
Mon 3/21:45 pm
SOF
-
RDU
2 stops33h 32m
United Airlines
Deal found 1/21$525
This United Airlines deal was found by Cheapflights users on 1/22. 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.
Thu 3/59:30 am
RDU
-
SOF
2 stops30h 15m
United Airlines
Mon 3/231:45 pm
SOF
-
RDU
2 stops54h 19m
United Airlines
Deal found 1/22$535
This FlightHub deal was found by Cheapflights users on 1/23. 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.
Thu 3/54:15 pm
RDU
-
SOF
1 stop14h 35m
Lufthansa
Mon 3/236:10 am
SOF
-
RDU
2 stops23h 34m
Lufthansa
Deal found 1/23$540

Find flight deals from Durham to Bulgaria

Keep the following information in mind while searching for Durham to Bulgaria flight deals. Data was last updated January 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$443
(oojo)

Popular in

June

Cheapest in

March

Average price

$738
Provider with most accurate pricing for Raleigh-Durham-Sofia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Raleigh-Durham-Sofia flights.
Search Deals
From Durham to Bulgaria
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($251 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($48 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Durham to Bulgaria 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 January 24, 2026.
Use the filters below to find and compare flights from Durham to Bulgaria that are best for you.

Fly from

Durham

Fly to

Bulgaria

Route

Depart

Return

Price

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Mon 4/27

1:43 pm-8:00 pm

2 stops23h 17m

Sofia

Tue 5/12

1:00 pm-4:35 pm

2 stops34h 35m

$475

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Tue 3/3

5:14 pm-6:20 pm

2 stops18h 06m

Sofia

Mon 3/9

6:10 am-2:45 pm

1 stop14h 35m

$477

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Mon 4/27

9:30 am-12:10 pm

2 stops19h 40m

Sofia

Tue 5/12

6:10 am-1:45 pm

1 stop14h 35m

$491

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Mon 4/27

3:40 pm-10:55 am

1 stop12h 15m

Sofia

Tue 5/12

6:10 am-1:45 pm

1 stop14h 35m

$495

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Thu 2/26

6:40 pm-11:15 am

2 stops33h 35m

Sofia

Mon 3/2

5:25 pm-9:52 am

2 stops47h 27m

$510

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Thu 2/26

6:29 am-10:45 pm

2 stops33h 16m

Sofia

Mon 3/2

1:45 pm-4:17 pm

2 stops33h 32m

$525

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Thu 3/5

9:30 am-10:45 pm

2 stops30h 15m

Sofia

Mon 3/23

1:45 pm-2:04 pm

2 stops54h 19m

$535

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Thu 3/5

4:15 pm-1:50 pm

1 stop14h 35m

Sofia

Mon 3/23

6:10 am-11:44 pm

2 stops23h 34m

$540

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/23

Best time to book a flight from Durham to Bulgaria

Have a flexible travel schedule? Discover the best time to fly to Bulgaria 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 Bulgaria
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Bulgaria

Get insights into the airlines that provide service to Bulgaria. 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 Bulgaria. Reviews last updated January 24, 2026.
Get a feel of what it's like to fly with United Airlines and Lufthansa from Durham to Bulgaria by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,193 reviews

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,193 reviews
United Airlines
7.4
Good
9,193 reviews

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Lufthansa
6.8
Okay
7,744 reviews
United Airlines
7.4
Good
9,193 reviews

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Durham to Bulgaria. 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 Durham to Bulgaria?

    Departing from Durham to Bulgaria will take you 18h 06m. Durham and Bulgaria are separated by a distance of 5126 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

See more FAQs

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Top 2 airlines flying from Durham to Bulgaria

Discover the top 2 airlines that operate flights from Durham to Bulgaria. 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 January 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$640Average$859FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$709Average$964FlexibilityNo cancel feeOn-time76%

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