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Sofia

$520+ Cheap flights from Raleigh (RDU) 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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — SOF
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Raleigh to Sofia

Best flights from Raleigh to Sofia
Discover carefully curated flight deals from Raleigh to Sofia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/243:15 pmRDU - SOF
2 stops20h 05mMultiple Airlines
Sat 1/316:25 amSOF - RDU
1 stop14h 20mMultiple Airlines
Deal found 12/10$520
This Lufthansa 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/244:15 pmRDU - SOF
1 stop14h 25mLufthansa
Sat 1/316:25 amSOF - RDU
1 stop14h 20mLufthansa
Deal found 12/10$527
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.
Sat 1/2410:56 amRDU - SOF
2 stops19h 04mBritish Airways
Sat 1/3112:05 pmSOF - RDU
2 stops18h 50mBritish Airways
Deal found 12/10$531
This United Airlines deal was found by Cheapflights users on 12/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/1510:00 amRDU - SOF
2 stops29h 45mUnited Airlines
Mon 1/196:10 amSOF - RDU
1 stop14h 35mUnited Airlines
Deal found 12/9$535
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.
Sat 1/247:30 amRDU - SOF
3 stops27h 50mUnited Airlines
Sat 1/312:25 pmSOF - RDU
2 stops16h 19mUnited Airlines
Deal found 12/10$545

Find flight deals from Raleigh to Sofia

Discover tips and strategies to find the most affordable flight options for your journey from Raleigh (RDU) 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$520
(Mytrip)

Popular in

December

Cheapest in

March

Average price

$1,851
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 Sofia
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($138 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($78 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 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 December 12, 2025.
Use the filters below to find and compare flights from Raleigh to Sofia that are best for you.

Fly from

Raleigh

Fly to

Sofia

Route

Depart

Return

Price

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Sat 1/24

3:15 pm-6:20 pm

2 stops20h 05m

Sofia

Sat 1/31

6:25 am-1:45 pm

1 stop14h 20m

$520

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Sat 1/24

4:15 pm-1:40 pm

1 stop14h 25m

Sofia

Sat 1/31

6:25 am-1:45 pm

1 stop14h 20m

$527

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Sat 1/24

10:56 am-1:00 pm

2 stops19h 04m

Sofia

Sat 1/31

12:05 pm-11:55 pm

2 stops18h 50m

$531

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Thu 1/15

10:00 am-10:45 pm

2 stops29h 45m

Sofia

Mon 1/19

6:10 am-1:45 pm

1 stop14h 35m

$535

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Sat 1/24

7:30 am-6:20 pm

3 stops27h 50m

Sofia

Sat 1/31

2:25 pm-11:44 pm

2 stops16h 19m

$545

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Compare providers for flights from Raleigh 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 Raleigh to Sofia in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*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 Raleigh-Sofia flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Raleigh-Sofia flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Raleigh-Sofia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Raleigh-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 Raleigh-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 Raleigh to Sofia

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

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

Currently, November is the cheapest month in which you can book a flight from Raleigh to Sofia (average of $599). Flying from Raleigh to Sofia in December is currently the most expensive (average of $1,851). 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 SOF?

Find hourly flight availability from Raleigh 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 December 12, 2025.

It’s typically best to fly out from Raleigh to Sofia in the evening. Doing so could potentially save you 32% on the flight price compared to flying in the morning, which is usually more expensive.

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 December 12, 2025.
See what other customers who have flown with United Airlines and Lufthansa from Raleigh to Sofia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,095 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

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
9,095 reviews
United Airlines
7.4
Good
9,095 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

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
7,626 reviews
United Airlines
7.4
Good
9,095 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

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 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 Raleigh to Sofia?

    Lufthansa, British Airways, and United Airlines can get you from Raleigh to Sofia in just under 14h 25m. Your travel time can differ by up to 15h 20m. There are 5126 mi between Raleigh and Sofia. Both multi-stop and nonstop flights can be found to your destination and back.

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

    According to our current data, United Airlines ($660), and Lufthansa ($677) offers the cheapest pricing from Raleigh to Sofia. Users have found that United Airlines is 33% cheaper than the other options available to this destination.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Raleigh to Sofia (average of $599). Flying from Raleigh to Sofia in December is currently the most expensive (average of $1,851). 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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Alternative routes for Raleigh to Sofia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Raleigh to Sofia

Discover the top 2 airlines that operate flights from Raleigh 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$660Average$882FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$677Average$968FlexibilityNo cancel feeOn-time76%

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