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Cheap flights from Colorado to Sofia (SOF) from $591

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 5/4. 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
May 1 — May 81
From?
To?
Wed 5/1
Wed 5/8
1 adult, Economy
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How far in advance should I book a flight from Colorado to Sofia?

Travelers have found it’s best to book a flight 29 days in advance to save up to 119% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 29 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Colorado to Sofia 1-2 weeks in advance for as low as $1,277, or $2,340 for flights within the next 24 hours.

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

Flights from Colorado to Sofia lean towards being more expensive in May. Prices are generally better when you fly from Colorado to Sofia in February, with the cheapest ticket starting at $545.

When is the cheapest time to fly from Colorado to Sofia (CO - SOF)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colorado to Sofia as you normally would.

Cheap Lufthansa flights from Colorado to Sofia

Explore cheap flight options specifically provided by Lufthansa for the route between Colorado and Sofia. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 26, 2024.
Consider these cheap Lufthansa flights we've found departing from Colorado to Sofia. Make sure to check back often as deals are often changing.
Mon 9/25:35 pmDEN - SOF
1 stop15h 30mLufthansa
Tue 9/1712:55 pmSOF - DEN
2 stops20h 04mLufthansa
Deal found 4/26$853
Wed 7/105:35 pmDEN - SOF
1 stop20h 00mLufthansa
Fri 8/236:00 amSOF - DEN
2 stops42h 56mLufthansa
Deal found 4/25$899
Wed 7/105:35 pmDEN - SOF
2 stops20h 25mLufthansa
Fri 8/236:00 amSOF - DEN
2 stops41h 56mLufthansa
Deal found 4/25$918
Tue 8/64:05 pmDEN - SOF
2 stops17h 00mLufthansa
Sat 9/76:00 amSOF - DEN
2 stops18h 40mLufthansa
Deal found 4/26$933
Wed 7/105:35 pmDEN - SOF
1 stop15h 30mLufthansa
Fri 8/236:30 amSOF - DEN
1 stop18h 10mLufthansa
Deal found 4/25$960
Sat 5/254:05 pmDEN - SOF
1 stop21h 55mLufthansa
Sat 6/17:30 pmSOF - DEN
1 stop27h 50mLufthansa
Deal found 4/25$1,269
Sun 5/194:05 pmDEN - SOF
1 stop17h 40mLufthansa
Fri 8/96:00 amSOF - DEN
2 stops18h 40mLufthansa
Deal found 4/25$1,297
Thu 5/305:35 pmDEN - SOF
1 stop15h 30mLufthansa
Mon 8/56:45 pmSOF - DEN
1 stop29h 55mLufthansa
Deal found 4/25$1,471
Thu 5/304:19 pmDEN - SOF
2 stops21h 16mLufthansa
Mon 8/56:45 pmSOF - DEN
1 stop29h 55mLufthansa
Deal found 4/25$1,496

Cheap Turkish Airlines flights from Colorado to Sofia

Explore cheap flight options specifically provided by Turkish Airlines for the route between Colorado and Sofia. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 26, 2024.
Take a gander at the lowest prices we've found on Turkish Airlines flights from Colorado to Sofia. Check back soon if you're not seeing flights that suit your needs.
Tue 8/67:35 pmDEN - SOF
1 stop15h 45mTurkish Airlines
Sat 9/79:10 pmSOF - DEN
1 stop29h 30mTurkish Airlines
Deal found 4/26$746
Tue 8/66:10 amDEN - SOF
2 stops41h 20mTurkish Airlines
Sat 9/79:10 pmSOF - DEN
1 stop29h 30mTurkish Airlines
Deal found 4/26$898
Thu 5/21:07 pmDEN - SOF
2 stops40h 48mTurkish Airlines
Fri 6/149:20 amSOF - DEN
1 stop17h 20mTurkish Airlines
Deal found 4/24$1,362
Tue 5/73:40 pmDEN - SOF
2 stops38h 15mTurkish Airlines
Tue 6/43:45 pmSOF - DEN
2 stops29h 29mTurkish Airlines
Deal found 4/26$1,463
Tue 5/71:14 pmDEN - SOF
2 stops46h 06mTurkish Airlines
Tue 6/43:45 pmSOF - DEN
2 stops29h 29mTurkish Airlines
Deal found 4/25$1,553

Cheap Colorado to Sofia flights in April & May 2024

Find cheap flight options from Colorado to Sofia specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,068,117 searches. Prices were last updated on April 26, 2024.
Listed are some of the best fares we've found on flights departing from Colorado to Sofia in 2024. Check back soon for alternative fares.
Thu 5/24:05 pmDEN - SOF
3 stops33h 00mMultiple Airlines
Fri 6/146:40 pmSOF - DEN
2 stops26h 50mMultiple Airlines
Deal found 4/24$1,238
Sat 5/2511:59 pmDEN - SOF
2 stops38h 01mUnited Airlines
Sat 6/112:55 pmSOF - DEN
1 stop34h 25mUnited Airlines
Deal found 4/25$1,262
Sat 5/254:05 pmDEN - SOF
1 stop21h 55mLufthansa
Sat 6/17:30 pmSOF - DEN
1 stop27h 50mLufthansa
Deal found 4/25$1,269
Sat 5/2511:59 pmDEN - SOF
2 stops38h 01mUnited Airlines
Sat 6/12:05 pmSOF - DEN
2 stops33h 54mUnited Airlines
Deal found 4/25$1,288
Sun 5/194:05 pmDEN - SOF
1 stop17h 40mLufthansa
Fri 8/96:30 amSOF - DEN
1 stop18h 10mLufthansa
Deal found 4/25$1,290
Sun 5/197:45 amDEN - SOF
2 stops19h 25mAir Canada
Fri 8/96:30 amSOF - DEN
2 stops22h 56mAir Canada
Deal found 4/25$1,291
Sun 5/194:05 pmDEN - SOF
1 stop17h 40mLufthansa
Fri 8/96:00 amSOF - DEN
2 stops18h 40mLufthansa
Deal found 4/25$1,297
Sun 5/197:50 amDEN - SOF
2 stops18h 50mUnited Airlines
Fri 8/96:30 amSOF - DEN
1 stop18h 10mUnited Airlines
Deal found 4/26$1,301
Thu 5/24:05 pmDEN - SOF
3 stops33h 00mMultiple Airlines
Fri 6/144:05 pmSOF - DEN
3 stops35h 55mMultiple Airlines
Deal found 4/24$1,307

Colorado to Sofia 2024 flight deals

Discover exclusive flight deals for travel between Colorado and Sofia in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 26, 2024.
Listed are some of the best fares we've found on flights departing from Colorado to Sofia in 2024. Check back soon for alternative fares.
Tue 8/67:35 pmDEN - SOF
1 stop15h 45mTurkish Airlines
Sat 9/79:10 pmSOF - DEN
1 stop29h 30mTurkish Airlines
Deal found 4/26$746
Mon 9/26:35 pmDEN - SOF
1 stop16h 50mBritish Airways
Tue 9/179:15 pmSOF - DEN
1 stop28h 15mBritish Airways
Deal found 4/26$819
Mon 9/25:35 pmDEN - SOF
1 stop15h 30mLufthansa
Tue 9/1712:55 pmSOF - DEN
2 stops20h 04mLufthansa
Deal found 4/26$853
Mon 9/27:50 amDEN - SOF
2 stops25h 55mUnited Airlines
Tue 9/176:00 amSOF - DEN
2 stops22h 40mUnited Airlines
Deal found 4/26$856
Wed 7/105:35 pmDEN - SOF
1 stop20h 00mUnited Airlines
Fri 8/236:00 amSOF - DEN
2 stops25h 24mUnited Airlines
Deal found 4/26$867
Tue 8/66:10 amDEN - SOF
2 stops41h 20mTurkish Airlines
Sat 9/79:10 pmSOF - DEN
1 stop29h 30mTurkish Airlines
Deal found 4/26$898
Wed 7/105:35 pmDEN - SOF
1 stop20h 00mLufthansa
Fri 8/236:00 amSOF - DEN
2 stops42h 56mLufthansa
Deal found 4/25$899
Wed 12/45:35 pmDEN - SOF
2 stops20h 10mUnited Airlines
Sun 12/81:45 pmSOF - DEN
1 stop14h 05mUnited Airlines
Deal found 4/24$909
Wed 12/44:25 pmDEN - SOF
1 stop21h 20mLufthansa
Sun 12/86:10 amSOF - DEN
1 stop17h 30mLufthansa
Deal found 4/24$911

Colorado to Sofia flights leaving soon

Find last-minute flight options from Colorado to Sofia for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 26, 2024.
Book one of these great deals on flights from Colorado to Sofia. To prevent any unwanted surprises, users should verify their flight info before booking.
Thu 5/24:05 pmDEN - SOF
3 stops33h 00mMultiple Airlines
Fri 6/146:40 pmSOF - DEN
2 stops26h 50mMultiple Airlines
Deal found 4/24$1,238
Thu 5/24:05 pmDEN - SOF
3 stops33h 00mMultiple Airlines
Fri 6/144:05 pmSOF - DEN
3 stops35h 55mMultiple Airlines
Deal found 4/24$1,307
Thu 5/21:07 pmDEN - SOF
2 stops40h 48mTurkish Airlines
Fri 6/149:20 amSOF - DEN
1 stop17h 20mTurkish Airlines
Deal found 4/24$1,362
Sat 5/49:40 amDEN - SOF
2 stops20h 15mMultiple Airlines
Sat 5/119:20 amSOF - DEN
2 stops23h 03mMultiple Airlines
Deal found 4/25$1,467
Thu 5/24:05 pmDEN - SOF
3 stops33h 00mMultiple Airlines
Fri 6/146:00 amSOF - DEN
1 stop17h 20mMultiple Airlines
Deal found 4/24$1,499
Sat 5/44:05 pmDEN - SOF
1 stop21h 55mLufthansa
Sat 5/116:00 amSOF - DEN
1 stop17h 20mLufthansa
Deal found 4/25$1,622
Sat 5/44:42 pmDEN - SOF
2 stops17h 03mLufthansa
Sat 5/116:00 amSOF - DEN
1 stop17h 20mLufthansa
Deal found 4/25$1,634
Thu 5/25:35 pmDEN - SOF
1 stop15h 30mLufthansa
Fri 6/146:00 amSOF - DEN
1 stop17h 20mLufthansa
Deal found 4/24$1,754

One-way flights to Sofia from Colorado

Search for one-way flight options from Colorado 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 3,068,117 searches. Data last updated April 26, 2024.
Some of the best available deals we've found on one-way flights from Colorado to Sofia. Those seeking round-trip flights from Colorado to Sofia should utilize the search form at the the top of the page.
Sat 5/47:03 pmDEN - SOF
2 stops55h 02mMultiple Airlines
Deal found 4/25$591
Sat 5/44:05 pmDEN - SOF
3 stops25h 50mMultiple Airlines
Deal found 4/25$597
Fri 5/312:15 amDEN - SOF
3 stops28h 15mMultiple Airlines
Deal found 4/25$1,159
Fri 5/312:10 amDEN - SOF
2 stops23h 20mMultiple Airlines
Deal found 4/25$1,436
Sat 5/48:20 pmDEN - SOF
1 stop17h 40mUnited Airlines
Deal found 4/25$1,547

Find flights from Colorado to Sofia within your budget

Customize your flight search to find flights from Colorado 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 3,068,117 searches. Data last updated April 26, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$746 - $1,518

Route

Depart

Return

Price

Denver IntlSofia

DEN - SOF

DENSOF

Denver Intl

Tue 8/6

1 stop15h 45m

Sofia

Sat 9/7

1 stop29h 30m

$746

Denver IntlSofia

DEN - SOF

DENSOF

Denver Intl

Mon 9/2

1 stop16h 50m

Sofia

Tue 9/17

1 stop28h 15m

$819

Denver IntlSofia

DEN - SOF

DENSOF

Denver Intl

Mon 9/2

1 stop15h 30m

Sofia

Tue 9/17

2 stops20h 04m

$853

Denver IntlSofia

DEN - SOF

DENSOF

Denver Intl

Mon 9/2

2 stops25h 55m

Sofia

Tue 9/17

2 stops22h 40m

$856

Denver IntlSofia

DEN - SOF

DENSOF

Denver Intl

Wed 7/10

1 stop20h 00m

Sofia

Fri 8/23

2 stops25h 24m

$867

Denver IntlSofia

DEN - SOF

DENSOF

Denver Intl

Tue 8/6

2 stops41h 20m

Sofia

Sat 9/7

1 stop29h 30m

$898

Denver IntlSofia

DEN - SOF

DENSOF

Denver Intl

Wed 7/10

1 stop20h 00m

Sofia

Fri 8/23

2 stops42h 56m

$899

Denver IntlSofia

DEN - SOF

DENSOF

Denver Intl

Sun 5/19

2 stops19h 25m

Sofia

Fri 8/9

2 stops22h 56m

$1,291

Denver IntlSofia

DEN - SOF

DENSOF

Denver Intl

Sat 5/25

3 stops32h 20m

Sofia

Sat 6/1

3 stops29h 25m

$1,518

Flights are sorted by cheapest first

Deals found on 4/26

No data available for this route at this time. Please check back soon.

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 April 26, 2024.
Read reviews from past customers who have flown Lufthansa, Turkish Airlines and United Airlines from Colorado to Sofia. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Turkish Airlines
7.5
Good
3,695 reviews
Check prices

Entertainment

7.5

Overall

7.5

Comfort

7.4

Crew

7.8

Food

7.4

Boarding

7.4

Reviews

1 / 10

Maybe the plane was an older one... there was less room than I remember. Certainly less room that Qatar or Emirates. But food was ok. I have flown Turkish Air a few times before and thought I liked the flights better. So maybe it was just me.

Turkish Airlines
7.5
Good
3,695 reviews
Turkish Airlines
7.5
Good
3,695 reviews
Check prices

Entertainment

7.5

Overall

7.5

Comfort

7.4

Crew

7.8

Food

7.4

Boarding

7.4

Reviews

1 / 10

Maybe the plane was an older one... there was less room than I remember. Certainly less room that Qatar or Emirates. But food was ok. I have flown Turkish Air a few times before and thought I liked the flights better. So maybe it was just me.

United Airlines
7.4
Good
11,228 reviews
Turkish Airlines
7.5
Good
3,695 reviews
Check prices

Entertainment

7.5

Overall

7.5

Comfort

7.4

Crew

7.8

Food

7.4

Boarding

7.4

Reviews

1 / 10

Maybe the plane was an older one... there was less room than I remember. Certainly less room that Qatar or Emirates. But food was ok. I have flown Turkish Air a few times before and thought I liked the flights better. So maybe it was just me.

American Airlines
7.3
Good
14,889 reviews
Turkish Airlines
7.5
Good
3,695 reviews
Check prices

Entertainment

7.5

Overall

7.5

Comfort

7.4

Crew

7.8

Food

7.4

Boarding

7.4

Reviews

1 / 10

Maybe the plane was an older one... there was less room than I remember. Certainly less room that Qatar or Emirates. But food was ok. I have flown Turkish Air a few times before and thought I liked the flights better. So maybe it was just me.

Air Canada
7.0
Good
6,864 reviews
Turkish Airlines
7.5
Good
3,695 reviews
Check prices

Entertainment

7.5

Overall

7.5

Comfort

7.4

Crew

7.8

Food

7.4

Boarding

7.4

Reviews

1 / 10

Maybe the plane was an older one... there was less room than I remember. Certainly less room that Qatar or Emirates. But food was ok. I have flown Turkish Air a few times before and thought I liked the flights better. So maybe it was just me.

Lufthansa
7.0
Good
7,742 reviews
Turkish Airlines
7.5
Good
3,695 reviews
Check prices

Entertainment

7.5

Overall

7.5

Comfort

7.4

Crew

7.8

Food

7.4

Boarding

7.4

Reviews

1 / 10

Maybe the plane was an older one... there was less room than I remember. Certainly less room that Qatar or Emirates. But food was ok. I have flown Turkish Air a few times before and thought I liked the flights better. So maybe it was just me.

Related info for your journey

Find useful and relevant information for your journey from Colorado to Sofia. 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 into for flights to Sofia from Colorado?

    If you book a flight to Sofia from Colorado, you will be flying to Sofia, which is the city’s only airport. Sofia (SOF) is located 4.2 mi from the center of Sofia.

  • Can I find flights from Colorado to Sofia for under $800 on Cheapflights?

    Yes, there are multiple flights from Colorado to Sofia for under $800. The cheapest flight booked recently is on Turkish Airlines for just $746, but on average you can expect to pay $1,080.

  • Are there last-minute flights available from Colorado to Sofia for under $1,300?

    There are currently 8+ open flights from Colorado to Sofia within the next 7 days for less than $1,300.

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

    The most popular airlines flying from Colorado to Sofia are British Airways, Lufthansa and Turkish Airlines. Something to consider prior to booking your flight.

  • What does DEN to SOF mean?

    DEN stands for Denver Intl Airport, while SOF stands for Sofia Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Colorado Springs Airport (COS), Grand Junction Regnl Airport (GJT), Durango La Plata County Airport (DRO), Aspen Pitkin County Airport (ASE), Montrose County Airport (MTJ).

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

    The amount of baggage you can bring on your Colorado 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 Colorado to Sofia with specific airlines?

    Yes, Cheapflights allows you to browse and filter Colorado 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 Colorado to Sofia that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Colorado 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 Colorado to Sofia that allow pets onboard?

    Many airlines flying from Colorado 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 Colorado to Sofia?

    Yes, you can often find last-minute deals on Colorado 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 Colorado to Sofia flight deals updated?

    The Colorado to Sofia flight deals you see on this page were last updated on 4/26.

See more FAQs

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Alternative routes for Colorado to Sofia
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Top 4 airlines flying from Colorado to Sofia

Discover the top 4 airlines that operate flights from Colorado 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 3,068,117 searches. Data last updated April 26, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$553Average$968FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest$584Average$746FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Turkish AirlinesCheapest$716Average$802FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
LufthansaCheapest$778Average$1,263FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
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Search flights from Colorado to Sofia by cabin class

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

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Colorado to Sofia?

Deals for Colorado to Sofia flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Colorado to Sofia?

Cheapflights simply makes it quick and affordable to book flights from Colorado to Sofia by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Colorado to Sofia with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Colorado to Sofia flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Colorado to Sofia become cheaper?

Not ready to book yet? You can track prices for flights from Colorado to Sofia on Cheapflights with our Price Alert feature and get notified when better prices are available.

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