The cheapest times to fly from SOF to ART are

  • January 8th to May 13th (except the weeks of February 5th and February 19th)
  • October 29th to November 25th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from SOF to ART is late April. Prices can be as high as $1522 for Friday flights during early to mid July, or as low as $712 for Tuesday flights around late April.


When to Fly to Watertown

Flying from Sofia (SOF) to Watertown, NY (ART) will usually cost between $733 to $1291 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late April with an average ticket price of $738. Due to high demand the most expensive time to fly is early to mid July, with an average price of $1362. Planning your trip to low-cost times can easily save you $624 on economy flights and even more on first-class flights. Generally, any price below $845 can be considered a good price for a round-trip SOF to ART flight.

See below for a graph of average weekly prices for the SOF to ART route. All prices are for round-trip tickets in USD.

SOF to ART Flight Prices

Compared to other flights, the SOF to ART flight is cheaper than the average and costs slightly more than the average flight leaving from Sofia. The average price per mile (for a direct flight) is $0.11, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Fridays are the most expensive days to fly to Watertown, and Saturdays are the most expensive days to return to Sofia. Selecting flights on the least expensive days could save you up to $138 (10%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $824. Return trip prices are from the ART to SOF flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from SOF to ART can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 9 hour 22 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from SOF to ART while comparing.

Destination alternative #1: Syracuse Hancock International Airport (SYR) in Syracuse, NY

  • 61 miles (98 km) away from ART
  • Usually 11.95% less expensive than ART
  • 2-layover flights available

See SOF to SYR flights

Destination alternative #2: Greater Rochester International Airport (ROC) in Rochester, NY

  • 102 miles (164 km) away from ART
  • Usually 9.35% less expensive than ART
  • 2-layover flights available

See SOF to ROC flights

Destination alternative #3: Ithaca Tompkins Regional Airport (ITH) in Ithaca/Cortland, NY

  • 106 miles (171 km) away from ART
  • Usually 4.14% less expensive than ART
  • 2-layover flights available

See SOF to ITH flights


Flight Hacking SOF to ART

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from SOF to ART — but Champion Traveler does!

Hack #1: Dublin (SOF > DUB > ART)

  • Price for both tickets: $779
  • Average savings: $66 (7.81%)

See SOF to ZRH flights

Hack #2: Zurich (SOF > ZRH > ART)

  • Price for both tickets: $796
  • Average savings: $49 (5.8%)

See SOF to DUB flights


Flight Questions Answered

Still have questions about flying from SOF to ART? We’ve got answers.

Which airlines fly this route?

You can find 13 major airlines flying this route most often: Air India, American, British Airways, Delta, Ethiopian, Finnair, Iberia, Kenya Airways, KLM, Lufthansa, Singapore Airlines, Turkish Airlines, United, and potentially more during busy seasons.

How far away is it from Watertown International Airport to Sofia Airport?

The distance between the two airports is roughly 4656 miles or 7493 kilometers.

How long does it take to fly from SOF to ART?

The real-world flight time for a nonstop SOF to ART flight is about 9 hour 22 minutes.

How many flights go between Sofia and Watertown, NY?

It depends on the day of the week and the date, but a typical day might have around 9 available flights from SOF to ART.


Airport Location Info


Departing Airport

Origination code SOF
Origination airport name Sofia Airport
City Sofia
Country Bulgaria
Latitude 42.7
Longitude 23.4

Return Airport

Destination code ART
Destination airport name Watertown International Airport
City Watertown, NY
Country the United States
Latitude 44
Longitude -76


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.