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Bulgaria

$264+ Cheap flights from Breckenridge, CO to Bulgaria

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SOF
dez 13 — dez 201
sáb 12/13
sáb 12/20
1 adult, Economy
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Find flight deals from Breckenridge to Bulgaria

Cheapest flights from Breckenridge to Bulgaria
Explore the most affordable flight options available from Breckenridge to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on novembro 13, 2025.

This oojo deal was found by Cheapflights users on 11/12. 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.
sáb 12/67:20 pmDEN - SOF
1 stop34h 50mTurkish Airlines
sáb 12/139:35 amSOF - DEN
1 stop17h 00mTurkish Airlines
Deal found 11/12$597
This FlightHub deal was found by Cheapflights users on 11/12. 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.
sex 12/127:20 pmDEN - SOF
1 stop16h 30mTurkish Airlines
sex 12/199:35 amSOF - DEN
1 stop17h 00mTurkish Airlines
Deal found 11/12$746
This Trip.com deal was found by Cheapflights users on 11/11. 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.
ter 12/237:20 pmDEN - SOF
1 stop16h 30mTurkish Airlines
qui 1/19:35 amSOF - DEN
1 stop17h 00mTurkish Airlines
Deal found 11/11$843
This oojo deal was found by Cheapflights users on 11/12. 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.
ter 12/97:20 pmDEN - SOF
1 stop16h 30mTurkish Airlines
sáb 12/279:35 amSOF - DEN
1 stop17h 00mTurkish Airlines
Deal found 11/12$854
This Ovago deal was found by Cheapflights users on 11/11. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom 12/144:05 pmDEN - SOF
2 stops17h 15mLufthansa
ter 2/176:00 amSOF - DEN
1 stop19h 00mLufthansa
Deal found 11/11$972
This United Airlines deal was found by Cheapflights users on 11/12. 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.
sáb 12/68:35 pmDEN - SOF
2 stops36h 45mUnited Airlines
sáb 12/132:25 pmSOF - DEN
2 stops35h 05mUnited Airlines
Deal found 11/12$978
This FlightHub deal was found by Cheapflights users on 11/11. 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.
ter 12/94:20 pmDEN - SOF
1 stop21h 25mLufthansa
ter 1/62:15 pmSOF - DEN
2 stops34h 57mLufthansa
Deal found 11/11$996
This United Airlines deal was found by Cheapflights users on 11/11. 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.
seg 12/88:20 pmDEN - SOF
1 stop17h 25mUnited Airlines
ter 1/66:00 amSOF - DEN
2 stops23h 13mUnited Airlines
Deal found 11/11$1,042

Cheap flight deals from Breckenridge to Bulgaria

Keep the following information in mind while searching for Breckenridge to Bulgaria flight deals. Data was last updated novembro 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$593
(FlightHub)

One-way from

$264
(Kiwi.com)

Popular in

July

Cheapest in

April

Average price

$600
Provider with most accurate pricing for Denver Intl-Sofia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Sofia flights.
Search Deals
From Breckenridge to Bulgaria
Search Deals
One-way flight from Breckenridge to Bulgaria
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($276 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Breckenridge 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 novembro 13, 2025.
Use the filters below to find and compare flights from Breckenridge to Bulgaria that are best for you.

Fly from

Breckenridge

Fly to

Bulgaria

Route

Depart

Return

Price

DenverSofia

DEN - SOF

DENSOF

Denver Intl

sáb 12/6

7:20 pm-3:10 pm

1 stop34h 50m

Sofia

sáb 12/13

9:35 am-5:35 pm

1 stop17h 00m

$597

DenverSofia

DEN - SOF

DENSOF

Denver Intl

sex 12/12

7:20 pm-8:50 pm

1 stop16h 30m

Sofia

sex 12/19

9:35 am-5:35 pm

1 stop17h 00m

$746

DenverSofia

DEN - SOF

DENSOF

Denver Intl

qua 4/1

4:05 pm-11:10 pm

1 stop22h 05m

Sofia

qua 4/22

6:20 am-3:35 pm

1 stop18h 15m

$757

DenverSofia

DEN - SOF

DENSOF

Denver Intl

qua 4/1

11:59 am-6:40 pm

2 stops21h 41m

Sofia

qua 4/22

6:20 am-12:33 pm

2 stops39h 13m

$779

DenverSofia

DEN - SOF

DENSOF

Denver Intl

qui 4/9

8:25 pm-8:15 pm

1 stop14h 50m

Sofia

qui 4/23

9:35 am-2:23 pm

2 stops37h 48m

$790

DenverSofia

DEN - SOF

DENSOF

Denver Intl

qui 4/9

11:15 am-6:40 pm

2 stops22h 25m

Sofia

qui 4/23

12:50 pm-11:18 pm

2 stops19h 28m

$820

DenverSofia

DEN - SOF

DENSOF

Denver Intl

qui 4/9

11:59 am-6:40 pm

2 stops21h 41m

Sofia

qui 4/23

12:50 pm-12:38 pm

2 stops32h 48m

$832

DenverVarna

DEN - VAR

DENVAR

Denver Intl

qui 3/5

5:35 pm-3:15 pm

2 stops36h 40m

Varna

seg 3/9

4:00 pm-7:55 pm

2 stops35h 55m

$928

DenverVarna

DEN - VAR

DENVAR

Denver Intl

qui 3/5

5:45 pm-3:15 pm

2 stops36h 30m

Varna

seg 3/9

4:00 pm-5:00 pm

2 stops33h 00m

$948

DenverSofia

DEN - SOF

DENSOF

Denver Intl

ter 2/3

8:00 am-11:30 pm

3 stops54h 30m

$264

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/13

Showing 1-10 of 14 results
1
2

Best time to book a flight from Breckenridge to Bulgaria

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

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

Currently, February is the cheapest month in which you can book a flight from Breckenridge to Bulgaria (average of $517). Flying from Breckenridge to Bulgaria in June is currently the most expensive (average of $821). 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 BK9 to BG?

Find hourly flight availability from Breckenridge 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 novembro 13, 2025.

When flying from Breckenridge to Bulgaria, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 29% versus a flight in the afternoon.

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 novembro 13, 2025.
Get a feel of what it's like to fly with United Airlines, Turkish Airlines, and Lufthansa from Breckenridge 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
9,015 reviews

Crew

8.1

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Boarding

7.7

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
9,015 reviews
United Airlines
7.4
Good
9,015 reviews

Crew

8.1

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Boarding

7.7

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
4,043 reviews
United Airlines
7.4
Good
9,015 reviews

Crew

8.1

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Boarding

7.7

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
7,570 reviews
United Airlines
7.4
Good
9,015 reviews

Crew

8.1

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Boarding

7.7

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 Breckenridge 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 Breckenridge to Bulgaria?

    Airlines like Turkish Airlines, Lufthansa, and Air Canada fly from Breckenridge to Bulgaria in about 21h 41m. The time it takes to get you to your destination can typically vary by up to 13h 09m. The distance between Breckenridge and Bulgaria is about 5871 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Breckenridge 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 Breckenridge to Bulgaria?

    Currently, February is the cheapest month in which you can book a flight from Breckenridge to Bulgaria (average of $517). Flying from Breckenridge to Bulgaria in June is currently the most expensive (average of $821). 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 Breckenridge to Bulgaria

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

Discover the top 3 airlines that operate flights from Breckenridge 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 novembro 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$522Average$617FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$616Average$1,144FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$656Average$870FlexibilityNo cancel feeOn-time69%

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