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Sofia

$534+ 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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — SOF
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Find flight deals from Raleigh to Sofia

Cheapest flights from Raleigh to Sofia
Explore the most affordable flight options available from Raleigh to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This United Airlines deal was found by Cheapflights users on 10/27. 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.
Mon 11/248:00 pmRDU - SOF
2 stops15h 20mUnited Airlines
Sun 12/72:00 pmSOF - RDU
2 stops16h 44mUnited Airlines
Deal found 10/27$544
This KLM deal was found by Cheapflights users on 10/27. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/111:10 pmRDU - SOF
2 stops17h 55mMultiple Airlines
Thu 12/187:10 amSOF - RDU
1 stop16h 35mMultiple Airlines
Deal found 10/27$545
This Air France deal was found by Cheapflights users on 10/27. 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.
Mon 11/246:55 pmRDU - SOF
1 stop12h 10mAir France
Sun 12/77:00 amSOF - RDU
1 stop16h 45mAir France
Deal found 10/27$587
This United Airlines deal was found by Cheapflights users on 10/26. 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 11/2910:33 pmRDU - SOF
2 stops36h 47mUnited Airlines
Fri 12/126:10 amSOF - RDU
2 stops24h 34mUnited Airlines
Deal found 10/26$623
This United deal was found by Cheapflights users on 10/26. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/296:30 amRDU - SOF
2 stops28h 50mMultiple Airlines
Fri 12/122:35 pmSOF - RDU
1 stop30h 30mMultiple Airlines
Deal found 10/26$626
This Mytrip deal was found by Cheapflights users on 10/27. 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.
Sun 11/97:35 pmRDU - SOF
3 stops33h 30mMultiple Airlines
Fri 11/144:05 pmSOF - RDU
3 stops33h 30mMultiple Airlines
Deal found 10/27$688
This Lufthansa deal was found by Cheapflights users on 10/26. 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 11/294:00 pmRDU - SOF
1 stop14h 40mLufthansa
Fri 12/122:35 pmSOF - RDU
1 stop30h 30mLufthansa
Deal found 10/26$858

Cheap 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 October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$534
(United Airlines)

Popular in

June

Cheapest in

March

Average price

$874
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. 21% potential increase in price ($262 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 October 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 October 29, 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

Mon 1/12

10:00 am-10:45 pm

2 stops29h 45m

Sofia

Mon 1/19

6:10 am-1:45 pm

1 stop14h 35m

$534

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Sat 1/10

10:10 am-6:20 pm

2 stops25h 10m

Sofia

Sat 1/17

6:25 am-1:45 pm

1 stop14h 20m

$534

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Fri 1/9

9:25 am-6:20 pm

3 stops25h 55m

Sofia

Thu 1/15

6:00 am-1:45 pm

1 stop14h 45m

$534

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Sun 1/11

10:00 am-6:20 pm

2 stops25h 20m

Sofia

Mon 1/19

6:10 am-1:45 pm

1 stop14h 35m

$534

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Fri 1/9

9:25 am-6:20 pm

3 stops25h 55m

Sofia

Sat 1/17

6:25 am-1:45 pm

1 stop14h 20m

$534

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Thu 1/8

10:00 am-10:45 pm

2 stops29h 45m

Sofia

Thu 1/15

6:00 am-1:45 pm

1 stop14h 45m

$534

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Sat 1/10

10:10 am-6:20 pm

2 stops25h 10m

Sofia

Mon 1/19

6:10 am-1:45 pm

1 stop14h 35m

$534

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Sat 1/10

4:15 pm-1:40 pm

1 stop14h 25m

Sofia

Sat 1/17

6:25 am-1:45 pm

1 stop14h 20m

$542

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Sat 1/10

4:15 pm-1:40 pm

1 stop14h 25m

Sofia

Mon 1/19

6:10 am-1:45 pm

1 stop14h 35m

$542

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Thu 1/8

4:15 pm-1:50 pm

1 stop14h 35m

Sofia

Mon 1/19

6:10 am-1:45 pm

1 stop14h 35m

$542

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 11 results
1
2

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 October.
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 June is currently the most expensive (average of $940). 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 October 29, 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 October 29, 2025.
See what other customers who have flown with United Airlines, Turkish 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
9,001 reviews

Comfort

7.3

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,001 reviews
United Airlines
7.4
Good
9,001 reviews

Comfort

7.3

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Turkish Airlines
7.3
Good
4,031 reviews
United Airlines
7.4
Good
9,001 reviews

Comfort

7.3

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Lufthansa
6.8
Okay
7,538 reviews
United Airlines
7.4
Good
9,001 reviews

Comfort

7.3

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

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?

    United Airlines can get you from Raleigh to Sofia in just under 29h 45m. Your travel time can differ by up to . There are 5126 mi between Raleigh and Sofia.

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

    According to our current data, United Airlines ($660), Lufthansa ($677), and Turkish Airlines ($794) offers the cheapest pricing from Raleigh to Sofia. Users have found that United Airlines is 29% 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 June is currently the most expensive (average of $940). 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 Raleigh to Sofia

See prices for flight routes from nearby airports that may be better suited for you.
Charlotte to Sofia flights
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Norfolk to Sofia flights

Top 3 airlines flying from Raleigh to Sofia

Discover the top 3 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$660Average$889FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$677Average$967FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$794Average$1,378FlexibilityNo cancel feeOn-time77%

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