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Cheap flights from Denver (DEN) to Sofia (SOF) from $332

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 8/9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
DEN — SOF
Jun 11 — Jun 181
From?
To?
Tue 6/11
Tue 6/18
1 adult, Economy
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The best prices from Denver Intl to Sofia are usually found in December or February, booked 56 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

Cheap flight deals from Denver to Sofia

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) 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 June 6, 2024.

Popular in

June

Cheapest in

December

Average price

$1,566

Round-trip from

$660
High demand for flights, 29% potential price rise
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Best time to find cheap flights, 37% potential price drop
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Average for round-trip flights in June 2024
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From Denver Intl to Sofia
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What is the cheapest day to fly round-trip from Denver to Sofia?

Flights from Denver to Sofia are found to be more expensive on Friday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Sofia.

How far in advance should I book a flight from Denver to Sofia?

Users have found that booking a flight from Denver to Sofia at least 57 days early can save you up to 4% on average compared to booking a flight this week. If booking 57 days before your flight isn’t an option for you, users have found flights from Denver to Sofia for as little as $551 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $551 for flights departing within the next 3 days.

What is the cheapest month to fly from Denver to Sofia?

December can be a great time to fly to Sofia from Denver with a flight ticket averaging about $1,112. Cheapflights users have found deals in the month of December for as cheap as $551. The most expensive prices can be found in the month of June.

What is the cheapest time of day to fly from DEN to SOF?

It’s typically best to fly out from Denver to Sofia at noon. Doing so could potentially save you 12% on the flight price compared to flying in the morning, which is usually more expensive.

Cheap Denver to Sofia flights in June & July 2024

Find cheap flight options from Denver to Sofia specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Prices were last updated on June 6, 2024.
Wed 7/104:05 pmDEN - SOF
1 stop21h 55mLufthansa
Fri 8/236:30 amSOF - DEN
2 stops16h 50mLufthansa
Deal found 6/5$916
Wed 7/104:05 pmDEN - SOF
1 stop17h 40mLufthansa
Fri 8/236:30 amSOF - DEN
1 stop18h 10mLufthansa
Deal found 6/5$923
Wed 7/107:45 amDEN - SOF
2 stops19h 25mAir Canada
Fri 8/236:30 amSOF - DEN
2 stops22h 06mAir Canada
Deal found 6/6$943
Wed 7/104:05 pmDEN - SOF
2 stops17h 00mLufthansa
Fri 8/236:30 amSOF - DEN
2 stops16h 50mLufthansa
Deal found 6/5$944
Wed 7/104:05 pmDEN - SOF
1 stop21h 55mLufthansa
Fri 8/236:30 amSOF - DEN
1 stop18h 10mLufthansa
Deal found 6/6$948
Tue 7/94:05 pmDEN - SOF
1 stop21h 55mLufthansa
Wed 7/316:00 amSOF - DEN
1 stop17h 20mLufthansa
Deal found 6/5$993
Tue 7/95:35 pmDEN - SOF
2 stops16h 10mLufthansa
Wed 7/316:00 amSOF - DEN
1 stop17h 20mLufthansa
Deal found 6/5$1,047
Tue 7/99:40 amDEN - SOF
2 stops16h 40mUnited Airlines
Wed 7/318:00 amSOF - DEN
2 stops24h 15mUnited Airlines
Deal found 6/5$1,148
Tue 7/97:12 amDEN - SOF
2 stops22h 23mMultiple Airlines
Wed 7/316:55 amSOF - DEN
3 stops24h 16mMultiple Airlines
Deal found 6/5$4,738

Denver to Sofia 2024 flight deals

Discover exclusive flight deals for travel between Denver and Sofia in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
Wed 7/104:05 pmDEN - SOF
1 stop21h 55mLufthansa
Fri 8/236:30 amSOF - DEN
2 stops16h 50mLufthansa
Deal found 6/5$916
Wed 7/104:05 pmDEN - SOF
1 stop17h 40mLufthansa
Fri 8/236:30 amSOF - DEN
1 stop18h 10mLufthansa
Deal found 6/5$923
Wed 7/107:45 amDEN - SOF
2 stops19h 25mAir Canada
Fri 8/236:30 amSOF - DEN
2 stops22h 06mAir Canada
Deal found 6/6$943
Wed 7/104:05 pmDEN - SOF
2 stops17h 00mLufthansa
Fri 8/236:30 amSOF - DEN
2 stops16h 50mLufthansa
Deal found 6/5$944
Wed 7/104:05 pmDEN - SOF
1 stop21h 55mLufthansa
Fri 8/236:30 amSOF - DEN
1 stop18h 10mLufthansa
Deal found 6/6$948
Tue 7/94:05 pmDEN - SOF
1 stop21h 55mLufthansa
Wed 7/316:00 amSOF - DEN
1 stop17h 20mLufthansa
Deal found 6/5$993
Tue 7/95:35 pmDEN - SOF
2 stops16h 10mLufthansa
Wed 7/316:00 amSOF - DEN
1 stop17h 20mLufthansa
Deal found 6/5$1,047
Tue 7/99:40 amDEN - SOF
2 stops16h 40mUnited Airlines
Wed 7/318:00 amSOF - DEN
2 stops24h 15mUnited Airlines
Deal found 6/5$1,148
Tue 7/97:12 amDEN - SOF
2 stops22h 23mMultiple Airlines
Wed 7/316:55 amSOF - DEN
3 stops24h 16mMultiple Airlines
Deal found 6/5$4,738

One-way flights to Sofia from Denver

Search for one-way flight options from Denver to Sofia. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
Fri 8/96:54 pmDEN - SOF
3 stops56h 46mMultiple Airlines
Deal found 6/5$332
Sat 6/222:20 pmDEN - SOF
3 stops49h 45mMultiple Airlines
Deal found 6/5$426
Fri 8/97:35 pmDEN - SOF
1 stop34h 20mTurkish Airlines
Deal found 6/5$428
Sat 6/222:20 pmDEN - SOF
3 stops27h 35mMultiple Airlines
Deal found 6/6$454
Fri 8/95:50 pmDEN - SOF
2 stops20h 15mMultiple Airlines
Deal found 6/5$459
Mon 6/247:56 amDEN - SOF
3 stops42h 24mMultiple Airlines
Deal found 6/6$478
Mon 6/247:56 amDEN - SOF
3 stops44h 39mMultiple Airlines
Deal found 6/5$482
Sun 6/2311:59 pmDEN - SOF
2 stops50h 41mMultiple Airlines
Deal found 6/6$487
Sat 6/222:20 pmDEN - SOF
2 stops37h 20mMultiple Airlines
Deal found 6/6$517

Find flights from Denver to Sofia within your budget

Customize your flight search to find flights from Denver 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 3,050,429 searches. Data last updated June 6, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$916 - $4,738

Route

Depart

Return

Price

Denver IntlSofia

DEN - SOF

DENSOF

Denver Intl

Wed 7/10

1 stop21h 55m

Sofia

Fri 8/23

2 stops16h 50m

$916

Denver IntlSofia

DEN - SOF

DENSOF

Denver Intl

Wed 7/10

1 stop17h 40m

Sofia

Fri 8/23

1 stop18h 10m

$923

Denver IntlSofia

DEN - SOF

DENSOF

Denver Intl

Wed 7/10

2 stops19h 25m

Sofia

Fri 8/23

2 stops22h 06m

$943

Denver IntlSofia

DEN - SOF

DENSOF

Denver Intl

Wed 7/10

2 stops17h 00m

Sofia

Fri 8/23

2 stops16h 50m

$944

Denver IntlSofia

DEN - SOF

DENSOF

Denver Intl

Wed 7/10

1 stop21h 55m

Sofia

Fri 8/23

1 stop18h 10m

$948

Denver IntlSofia

DEN - SOF

DENSOF

Denver Intl

Tue 7/9

1 stop21h 55m

Sofia

Wed 7/31

1 stop17h 20m

$993

Denver IntlSofia

DEN - SOF

DENSOF

Denver Intl

Tue 7/9

2 stops16h 10m

Sofia

Wed 7/31

1 stop17h 20m

$1,047

Denver IntlSofia

DEN - SOF

DENSOF

Denver Intl

Tue 7/9

2 stops16h 40m

Sofia

Wed 7/31

2 stops24h 15m

$1,148

Denver IntlSofia

DEN - SOF

DENSOF

Denver Intl

Tue 7/9

2 stops22h 23m

Sofia

Wed 7/31

3 stops24h 16m

$4,738

Flights are sorted by cheapest first

Deals found on 6/5

How far ahead should I book a flight from Denver to Sofia?

Use this chart to determine the optimal time to book a round-trip flight from Denver to Sofia. Price data was last updated on May 31, 2024.
The price you pay for your flight from Denver to Sofia may vary depending on when you book. For the best chance of a lower fare, look to book 56 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
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What is the cheapest day to fly from Denver to Sofia?

Use this chart to determine the cheapest time to fly round-trip from Denver to Sofia. Price data was last updated on June 2, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Denver to Sofia flight should consider departing on Thursday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Denver to Sofia

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

Temperature and rainfall in Sofia by month

Plan your trip to Sofia by taking into account the average temperature and rainfall totals by month.

SOF

Temperature

30.2 - 68 °F

If weather is an important factor for your trip to Sofia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 June 6, 2024.
SWISS
7.8
Good
1,930 reviews

Crew

8.4

Boarding

7.8

Comfort

7.5

Entertainment

7.2

Overall

7.8

Food

7.4

Reviews

1 / 10

Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.

SWISS
7.8
Good
1,930 reviews
SWISS
7.8
Good
1,930 reviews

Crew

8.4

Boarding

7.8

Comfort

7.5

Entertainment

7.2

Overall

7.8

Food

7.4

Reviews

1 / 10

Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.

Turkish Airlines
7.4
Good
3,718 reviews
SWISS
7.8
Good
1,930 reviews

Crew

8.4

Boarding

7.8

Comfort

7.5

Entertainment

7.2

Overall

7.8

Food

7.4

Reviews

1 / 10

Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.

United Airlines
7.4
Good
10,696 reviews
SWISS
7.8
Good
1,930 reviews

Crew

8.4

Boarding

7.8

Comfort

7.5

Entertainment

7.2

Overall

7.8

Food

7.4

Reviews

1 / 10

Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.

Air Canada
7.0
Good
7,044 reviews
SWISS
7.8
Good
1,930 reviews

Crew

8.4

Boarding

7.8

Comfort

7.5

Entertainment

7.2

Overall

7.8

Food

7.4

Reviews

1 / 10

Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.

Lufthansa
7.0
Good
7,524 reviews
SWISS
7.8
Good
1,930 reviews

Crew

8.4

Boarding

7.8

Comfort

7.5

Entertainment

7.2

Overall

7.8

Food

7.4

Reviews

1 / 10

Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.

Related info for your journey

Find useful and relevant information for your journey from Denver to Sofia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Denver to Sofia for under $1,000 on Cheapflights?

    Yes, there are multiple flights from Denver to Sofia for under $1,000. The cheapest flight booked recently is on Lufthansa for just $916, but on average you can expect to pay $1,400.

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

    Our cheapest airline available from Denver to Sofia is Lufthansa. Our recent data shows that you can find tickets from as low as $916 on this airline. Additional options worth looking into are Air Canada and United Airlines, starting at $943 and $1,148 round-trip. Lufthansa is currently priced 17% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Denver to Sofia one-way?

    The cheapest airline one-way is Turkish Airlines, with whom users have recently found tickets for as low as $428. However, be on the lookout for offers from British Airways and Lufthansa, as they are both options that can get you from Denver to Sofia for a low price.

  • What does DEN to SOF mean?

    This is defined as Denver Intl Airport (DEN) and Sofia Airport (SOF). Codes like Sofia Airport are often used to just call airports uniquely.

  • Can I find deals for flights from Denver to Sofia that include extra baggage allowance?

    The amount of baggage you can bring on your Denver to Sofia flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Denver to Sofia with specific airlines?

    Yes, Cheapflights allows you to browse and filter Denver to Sofia flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Denver 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.

  • Can I find deals for flights from Denver to Sofia that allow pets onboard?

    Many airlines flying from Denver to Sofia offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Denver to Sofia?

    Yes, you can often find last-minute deals on Denver to Sofia flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Denver to Sofia flight deals updated?

    The Denver to Sofia flight deals you see on this page were last updated on 6/6.

  • What are the most popular airlines that fly from Denver to Sofia?

    When booking a flight from Denver to Sofia, you may want to consider flying on Air Canada, British Airways or Lufthansa as they are the most popular for this route.

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

    Currently, November is the cheapest month in which you can book a flight from Denver to Sofia (average of $660). Flying from Denver to Sofia in June is currently the most expensive (average of $1,263). 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 Denver to Sofia
See prices for flight routes from nearby airports that may be better suited for you.

Grand Junction to Sofia flights

Top 5 airlines flying from Denver to Sofia

Discover the top 5 airlines that operate flights from Denver 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 3,050,429 searches. Data last updated June 6, 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$593Average$827FlexibilityNo cancel feeOn-time70%
Turkish AirlinesCheapest$717Average$771FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$761Average$1,198FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$778Average$1,218FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$1,026Average$1,435FlexibilityNo cancel feeOn-time67%
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Search flights from Denver to Sofia by cabin class

Find flights from Denver to Sofia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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