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

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The best prices from Denver to Sofia are usually found in November or January, booked 60 days in advance, depart on a Saturday or Thursday and return on a Wednesday

Home Europe Bulgaria Sofia Cheap flights from Denver to Sofia

How to find the cheapest flight from
Denver (DEN) to Sofia (SOF)

DEN - SOF
Price
$776 - $1,272
SOF
Temperature
39.2 - 82.4 °F
SOF
Rainfall
1.1 - 3.2 inches

Popular in

December

High demand for flights, 23% potential price rise

Cheapest in

November

Best time to find cheap flights, 21% potential price drop

Round-trip from

$776

From Denver to Sofia

One-way from

$598

One-way flight from Denver to Sofia

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
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 Saturday. 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?

To save up to 15% on this flight, we recommend booking at least 61 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Denver to Sofia from $950 1-2 weeks out and tickets from $959 for flights departing within the next 72 hours.

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

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, March can be a great choice for travel to Sofia. Flights to Sofia from Denver in March are about $909 on average during March, but can be found for as low as $578.

When is the cheapest time to fly from Denver to Sofia (DEN - SOF)?

It’s typically best to fly out from Denver to Sofia in the evening. Doing so could potentially save you 26% on the flight price compared to flying in the afternoon, which is usually more expensive.

Cheap flights from Denver to Sofia in March, April 2021

29 Apr - 13 May
$679pp
DEN
Denver Intl
Multiple Airlines
     
3 STOPS
SOF
Sofia
SOF
Sofia
Multiple Airlines
   
2 STOPS
DEN
Denver Intl
29 Apr - 13 May
$692pp
DEN
Denver Intl
Multiple Airlines
   
2 STOPS
SOF
Sofia
SOF
Sofia
Multiple Airlines
   
2 STOPS
DEN
Denver Intl
29 Apr - 3 May
$725pp
DEN
Denver Intl
Lufthansa
 
1 STOP
SOF
Sofia
SOF
Sofia
Lufthansa
 
1 STOP
DEN
Denver Intl

Denver to Sofia 2021 flight deals

29 Apr - 13 May
$679pp
DEN
Denver Intl
Multiple Airlines
     
3 STOPS
SOF
Sofia
SOF
Sofia
Multiple Airlines
   
2 STOPS
DEN
Denver Intl
29 Apr - 13 May
$692pp
DEN
Denver Intl
Multiple Airlines
   
2 STOPS
SOF
Sofia
SOF
Sofia
Multiple Airlines
   
2 STOPS
DEN
Denver Intl
29 Apr - 3 May
$725pp
DEN
Denver Intl
Lufthansa
 
1 STOP
SOF
Sofia
SOF
Sofia
Lufthansa
 
1 STOP
DEN
Denver Intl

One-way flights to Sofia from Denver

6:42 am - 10:20 am
KLM
2 Stops
18h 38m
DEN - SOF
KLM
$598
KLM
11:40 am - 9:30 am
LOT
2 Stops
36h 50m
DEN - SOF
LOT
$604
Fareboom
9:50 am - 7:00 pm
United Airlines
2 Stops
48h 10m
DEN - SOF
United Airlines
$625
United

Related info for your journey

Flight FAQs

From Denver to Sofia

Are flight prices decreasing from Denver to Sofia due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Denver and Sofia for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Which airlines flying from Denver Intl to Sofia have flexible cancellations due to COVID-19?

Some of our airline partners flying from Denver Intl to Sofia have new flexible policies in place due to COVID-19. Lufthansa, United Airlines, and Austrian Airlines are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like Lufthansa with this kind of flexibility.

Can I find flights from Denver to Sofia for under $700 on Cheapflights?

Yes, there are multiple flights from Denver to Sofia for under $700. The cheapest flight booked recently is on Multiple Airlines for just $679, but on average you can expect to pay $785.

Are there nonstop flights from Denver to Sofia for under $700 on Cheapflights?

There are no nonstop flights from Denver to Sofia, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

How popular is this flight route?

Within the past month, 14 users have taken a look at flights from Denver Intl to Sofia.

Does it rain more in Denver or Sofia?

Expected rainfall in Denver is same as in Sofia. You can expect this to be the case over the next 9 days.

Is Denver weather warmer or cooler than Sofia?

Our data indicates that the weather will be 90 °F on average in the month of July. The temperature in Sofia is typically colder than in Denver. If you're traveling when the temperature is at its warmest, push to plan early, as flight price and availability will have an impact on your travels. For the best results, search for flights well in advance or after peak season.

How long is the flight from Denver to Sofia?

A quick flight from Denver to Sofia can take about 16h 05m. Lufthansa provides one of the quickest options available for as low as $792. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

Currently priced at $725, Lufthansa will fly you from Denver to Sofia and back. In addition to Lufthansa, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from KLM and Austrian Airlines - these airlines can fly you to your destination from $737 and $855, respectively. Lufthansa is priced at 26% lower than the current average price of a flight leaving 3 months from now.

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

$593 is the cheapest one-way deal found within the past few days, from Lufthansa. You may also be able to find cheap deals on KLM and LOT, with prices starting from $598 and $604, respectively.

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Alternative routes for Denver to Sofia

Grand Junction to Sofia from $830 pp

Destination information for Sofia

Today's exchange rate
$1 = 1.65 Лв
Average temperature for March in Sofia
53.6 °F
Avg rainfall for March in Sofia
1.5 ″

Airports servicing Denver

Denver (DEN)

Airports servicing Sofia

Sofia (SOF)

Top 6 airlines flying from Denver to Sofia

Airline Cheapest Average Flexibility On-time COVID-19 safety
Turkish Airlines 		$813 $1,100 No cancel fee 77%
Air Canada 		$676 $1,173 No cancel fee 67%
Lufthansa 		$769 $1,313 No cancel fee 76%
Austrian Airlines 		$927 $1,323 No cancel fee 78%
United Airlines 		$1,132 $1,410 No cancel fee 69%
LOT 		$1,398 $1,547 No cancel fee 81%

Popular flight searches

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