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$534+ Cheap flights from Raleigh (RDU) 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 1/29. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — SOF
ene. 3 — ene. 101
sáb. 1/3
sáb. 1/10
1 adult, Economy
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Cheap flight deals from Raleigh to Bulgaria

Cheapest flights from Raleigh to Bulgaria
Explore the most affordable flight options available from Raleigh to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 4, 2025.

This Air France deal was found by Cheapflights users on 12/2. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/161:08 pmRDU - SOF
2 stops17h 47mMultiple Airlines
jue. 1/87:00 amSOF - RDU
2 stops18h 37mMultiple Airlines
Deal found 12/2$1,333

Find flight deals from Raleigh to Bulgaria

Keep the following information in mind while searching for Raleigh to Bulgaria flight deals. Data was last updated diciembre 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$480
(Kiwi.com)

Popular in

June

Cheapest in

March

Average price

$1,183
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 Raleigh-Durham to Bulgaria
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($251 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($40 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 Raleigh 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 diciembre 4, 2025.
Use the filters below to find and compare flights from Raleigh to Bulgaria that are best for you.

Fly from

Raleigh

Fly to

Bulgaria

Route

Depart

Return

Price

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

jue. 1/29

9:25 am-10:45 pm

3 stops30h 20m

Sofia

lun. 2/2

6:10 am-1:45 pm

1 stop14h 35m

$534

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

jue. 1/15

6:00 am-10:45 pm

3 stops33h 45m

Sofia

lun. 1/19

1:45 pm-11:44 pm

2 stops40h 59m

$542

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

vie. 3/13

8:07 pm-1:15 pm

2 stops35h 08m

Sofia

sáb. 3/21

6:05 am-10:09 pm

2 stops22h 04m

$817

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

vie. 3/13

8:35 pm-1:50 pm

3 stops35h 15m

Sofia

sáb. 3/21

5:00 am-7:35 pm

3 stops20h 35m

$903

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

vie. 3/13

9:50 pm-1:00 pm

1 stop33h 10m

Sofia

sáb. 3/21

12:05 pm-6:35 pm

1 stop36h 30m

$989

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Best time to book a flight from Raleigh to Bulgaria

Have a flexible travel schedule? Discover the best time to fly to Bulgaria from Raleigh 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 Raleigh to Bulgaria

What is the cheapest month to book a flight from Raleigh to Bulgaria?

Currently, November is the cheapest month in which you can book a flight from Raleigh to Bulgaria (average of $599). Flying from Raleigh to Bulgaria in December is currently the most expensive (average of $950). 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 RDU to BG?

Find hourly flight availability from Raleigh to Bulgaria. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 4, 2025.

One of the essential ways to save on airfare from Raleigh to Bulgaria is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 41% on airfare.

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 diciembre 4, 2025.
Read reviews from past customers who have flown United Airlines and Lufthansa from Raleigh to Bulgaria. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,066 reviews

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,066 reviews
United Airlines
7.4
Good
9,066 reviews

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
Lufthansa
6.8
Okay
7,612 reviews
United Airlines
7.4
Good
9,066 reviews

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

Related info for your journey

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

    Raleigh-Durham (RDU) is the airport you will fly out of if you book a flight from Raleigh to Bulgaria. It is only a 11.1 mi journey to Raleigh-Durham (RDU) from Raleigh’s city center.

  • How long is the flight from Raleigh to Bulgaria?

    United Airlines can get you from Raleigh to Bulgaria in just under 30h 20m. Your travel time can differ by up to . The distance between Raleigh and Bulgaria is about 5126 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Raleigh 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.

  • What is the cheapest month to book a flight from Raleigh to Bulgaria?

    Currently, November is the cheapest month in which you can book a flight from Raleigh to Bulgaria (average of $599). Flying from Raleigh to Bulgaria in December is currently the most expensive (average of $950). 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.

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Top 2 airlines flying from Raleigh to Bulgaria

Discover the top 2 airlines that operate flights from Raleigh 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 diciembre 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$660Average$882FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$677Average$968FlexibilityNo cancel feeOn-time76%

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