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$325+ Cheap flights from Aurora, CO to Sofia (SOF)

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 3/30. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SOF
feb. 25 — mar. 41
mar. 2/25
mar. 3/4
1 adult, Economy
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The best prices from Aurora to Sofia are usually found in February or August, booked 48 days in advance, depart on a Thursday or Sunday and return on a Friday

Cheap flight deals from Aurora to Sofia

Keep the following information in mind while searching for Aurora to Sofia flight deals. Data was last updated febrero 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$530
(FlightHub)

One-way from

$325
(Kiwi.com)

Popular in

May

Cheapest in

February

Average price

$614
Provider with most accurate pricing for Denver Intl-Sofia flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Sofia flights.
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From Aurora to Sofia
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One-way flight from Aurora to Sofia
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Highest demand for flights based on searches. 22% potential increase in price ($283 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($49 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Aurora to Sofia

Cheapest flights from Aurora to Sofia
Explore the most affordable flight options available from Aurora to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 20, 2025.

This FlightHub deal was found by Cheapflights users on 2/19. 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.
mar. 4/17:50 pmDEN - SOF
1 stop15h 35mTurkish Airlines
mar. 4/89:15 amSOF - DEN
1 stop17h 40mTurkish Airlines
Deal found 2/19$530
This American Airlines deal was found by Cheapflights users on 2/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/16:35 pmDEN - SOF
1 stop17h 05mAmerican Airlines
lun. 4/78:00 pmSOF - DEN
2 stops32h 17mAmerican Airlines
Deal found 2/19$627
This oojo deal was found by Cheapflights users on 2/19. 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.
mar. 4/16:35 pmDEN - SOF
1 stop17h 05mBritish Airways
lun. 4/78:00 pmSOF - DEN
2 stops28h 51mBritish Airways
Deal found 2/19$628
This United Airlines deal was found by Cheapflights users on 2/19. 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.
lun. 3/318:20 pmDEN - SOF
1 stop17h 40mUnited Airlines
mar. 4/86:20 amSOF - DEN
1 stop16h 15mUnited Airlines
Deal found 2/19$632
This Lufthansa deal was found by Cheapflights users on 2/19. 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.
mié. 4/24:07 pmDEN - SOF
2 stops21h 53mLufthansa
mié. 4/96:00 amSOF - DEN
1 stop17h 20mLufthansa
Deal found 2/19$636
This Expedia deal was found by Cheapflights users on 2/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/15:40 pmDEN - SOF
2 stops33h 20mMultiple Airlines
lun. 4/76:55 pmSOF - DEN
2 stops48h 32mMultiple Airlines
Deal found 2/19$637
This Justfly.com deal was found by Cheapflights users on 2/19. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/3111:15 amDEN - SOF
2 stops21h 35mAir Canada
lun. 4/71:50 pmSOF - DEN
2 stops29h 30mAir Canada
Deal found 2/19$744
This Austrian Airlines deal was found by Cheapflights users on 2/19. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 4/1311:15 amDEN - SOF
2 stops21h 55mAustrian Airlines
mar. 4/294:05 pmSOF - DEN
2 stops37h 00mAustrian Airlines
Deal found 2/19$832
This KLM deal was found by Cheapflights users on 2/19. 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.
mar. 4/111:29 amDEN - SOF
2 stops17h 31mKLM
dom. 4/67:00 amSOF - DEN
2 stops22h 00mKLM
Deal found 2/19$961
This Air France deal was found by Cheapflights users on 2/19. 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.
jue. 4/1711:15 amDEN - SOF
2 stops17h 45mAir France
mar. 4/297:00 amSOF - DEN
1 stop17h 30mAir France
Deal found 2/19$1,212

Find flights from Aurora to Sofia within your budget

Customize your flight search to find flights from Aurora 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 febrero 20, 2025.

Fly from

Aurora

Fly to

Sofia

Route

Depart

Return

Price

DenverSofia

DEN - SOF

DENSOF

Denver Intl

mar. 4/1

7:50 pm-8:25 pm

1 stop15h 35m

Sofia

mar. 4/8

9:15 am-5:55 pm

1 stop17h 40m

$530

DenverSofia

DEN - SOF

DENSOF

Denver Intl

mar. 4/1

6:35 pm-8:40 pm

1 stop17h 05m

Sofia

lun. 4/7

8:00 pm-7:17 pm

2 stops32h 17m

$627

DenverSofia

DEN - SOF

DENSOF

Denver Intl

mar. 4/1

6:35 pm-8:40 pm

1 stop17h 05m

Sofia

lun. 4/7

8:00 pm-3:51 pm

2 stops28h 51m

$628

DenverSofia

DEN - SOF

DENSOF

Denver Intl

lun. 3/31

8:20 pm-11:00 pm

1 stop17h 40m

Sofia

mar. 4/8

6:20 am-1:35 pm

1 stop16h 15m

$632

DenverSofia

DEN - SOF

DENSOF

Denver Intl

mié. 4/2

4:07 pm-11:00 pm

2 stops21h 53m

Sofia

mié. 4/9

6:00 am-2:20 pm

1 stop17h 20m

$636

DenverSofia

DEN - SOF

DENSOF

Denver Intl

mar. 4/1

5:40 pm-12:00 pm

2 stops33h 20m

Sofia

lun. 4/7

6:55 pm-10:27 am

2 stops48h 32m

$637

DenverSofia

DEN - SOF

DENSOF

Denver Intl

lun. 3/31

11:15 am-5:50 pm

2 stops21h 35m

Sofia

lun. 4/7

1:50 pm-10:20 am

2 stops29h 30m

$744

DenverSofia

DEN - SOF

DENSOF

Denver Intl

dom. 4/13

11:15 am-6:10 pm

2 stops21h 55m

Sofia

jue. 5/1

6:55 pm-8:05 pm

2 stops34h 10m

$832

DenverSofia

DEN - SOF

DENSOF

Denver Intl

mar. 4/1

11:29 am-2:00 pm

2 stops17h 31m

Sofia

dom. 4/6

7:00 am-8:00 pm

2 stops22h 00m

$961

DenverSofia

DEN - SOF

DENSOF

Denver Intl

jue. 4/17

11:15 am-2:00 pm

2 stops17h 45m

Sofia

mar. 4/29

7:00 am-3:30 pm

1 stop17h 30m

$1,212

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 16 results
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Best time to book a flight from Aurora to Sofia

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

Travel insights for flights from Aurora to Sofia

Get recent, data-driven insights about flights from Aurora to Sofia including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Aurora to Sofia. Price data was last updated on February 14, 2025.

The price you pay for your flight from Aurora to Sofia may vary depending on when you book. For the best chance of a lower fare, look to book 48 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, November is the cheapest month in which you can book a flight from Aurora to Sofia (average of $632). Flying from Aurora to Sofia in June is currently the most expensive (average of $1,243). 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 9UR to SOF?

Find hourly flight availability from Aurora 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 febrero 20, 2025.

When flying from Aurora to Sofia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Sofia by month

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

In terms of precipitation, rainfall in Sofia ranges from 1.2 - 2.8 inches per month. June is typically the wettest month, when rainfall can reach 2.8 in. January is typically the driest time to visit Sofia when rainfall is around 1.2 in.

Temperature in Sofia by month

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

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 febrero 20, 2025.
KLM
7.8
Good
1,333 reviews

Comfort

7.7

Entertainment

7.2

Food

7.3

Overall

7.8

Crew

8.4

Boarding

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM
7.8
Good
1,333 reviews
KLM
7.8
Good
1,333 reviews

Comfort

7.7

Entertainment

7.2

Food

7.3

Overall

7.8

Crew

8.4

Boarding

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Austrian Airlines
7.6
Good
773 reviews
KLM
7.8
Good
1,333 reviews

Comfort

7.7

Entertainment

7.2

Food

7.3

Overall

7.8

Crew

8.4

Boarding

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Air France
7.4
Good
1,449 reviews
KLM
7.8
Good
1,333 reviews

Comfort

7.7

Entertainment

7.2

Food

7.3

Overall

7.8

Crew

8.4

Boarding

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

United Airlines
7.4
Good
8,765 reviews
KLM
7.8
Good
1,333 reviews

Comfort

7.7

Entertainment

7.2

Food

7.3

Overall

7.8

Crew

8.4

Boarding

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Turkish Airlines
7.3
Good
3,832 reviews
KLM
7.8
Good
1,333 reviews

Comfort

7.7

Entertainment

7.2

Food

7.3

Overall

7.8

Crew

8.4

Boarding

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Related info for your journey

Find useful and relevant information for your journey from Aurora 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 Aurora?

    If you book a flight to Sofia from Aurora, 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. There are 0 flights from Aurora to Sofia per day from 4 different airlines.

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

    The cheapest airline one-way is Turkish Airlines, with whom users have recently found tickets for as low as $457. However, be on the lookout for offers from Lufthansa and British Airways, as they are both options that can get you from Aurora to Sofia for a low price.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Aurora to Sofia (average of $632). Flying from Aurora to Sofia in June is currently the most expensive (average of $1,243). 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 Aurora to Sofia

See prices for flight routes from nearby airports that may be better suited for you.
Denver to Sofia flights
Grand Junction to Sofia flights

Top 4 airlines flying from Aurora to Sofia

Discover the top 4 airlines that operate flights from Aurora 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 febrero 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$523Average$731FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$598Average$959FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$663Average$1,125FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$772Average$1,215FlexibilityNo cancel feeOn-time76%
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