Sofia (SOF) → Boston (BOS)

7,280 km
9h 36m flight
From $890
Boston destination photo

About Sofia to Boston Flights

Discover the best flights from Sofia to Boston, covering 7,280 km in approximately 9h 36m. Sofia (SOF) to Boston (BOS) is one of the major long-haul routes connecting Bulgaria and United States. With 7 major airlines operating this route, travelers have plenty of options to choose from. Whether you're traveling for business or leisure, our comprehensive guide helps you find the best deals, understand seasonal price variations, and choose the right airline for your journey from Sofia to Boston.

12-Month Price History

Flight prices from Sofia to Boston vary significantly throughout the year. February typically offers the best deals with average prices around $1319, while July sees the highest prices, averaging $2251. Savvy travelers can save up to 41% by choosing their travel dates wisely.

Best Time to Fly

Cheapest Month

February

Save up to 40% on average

Most Expensive

July

Peak season pricing

Book in Advance

132 days

For best prices

Booking Tips

For the best prices on Sofia to Boston flights, we recommend booking 140 days in advance. International flights typically see price increases as the departure date approaches, so early booking is advisable. Tuesday and Wednesday departures often offer the lowest fares, while Friday and Sunday flights tend to be more expensive due to business and leisure travel demand. Consider flying early morning or late evening for additional savings, as these off-peak times usually have lower demand.

Airlines Serving This Route

JetBlue Airways

B6

Economy

$1890

Business

$5570

First

-

Bulgaria Air

FB

Economy

$2280

Business

$9560

First

$14970

American Airlines

AA

Economy

$2540

Business

$9340

First

$14330

United Airlines

UA

Economy

$2710

Business

$9670

First

$14040

British Airways

BA

Economy

$2830

Business

$9050

First

$14040

Delta Air Lines

DL

Economy

$2860

Business

$8480

First

$15390

Air France

AF

Economy

$2880

Business

$10000

First

$15740

Prices shown are estimates based on historical data. Actual prices may vary based on dates, availability, and current promotions.

Alternative Flight Options

Boston destination photo

SkopjeBoston

Skopje International (SKP) to Logan International (BOS)

Distance: 7,208 km

Average price: $1536

View this route →
Boston destination photo

PristinaBoston

Pristina International (PRN) to Logan International (BOS)

Distance: 7,130 km

Average price: $1520

View this route →
Boston destination photo

SkopjeBoston

Skopje (SKP) to Logan International (BOS)

Distance: 7,208 km

Average price: $1536

View this route →
Hartford destination photo

SofiaHartford

Sofia (SOF) to Bradley International (BDL)

Distance: 7,420 km

Average price: $1577

View this route →

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Frequently Asked Questions

How long is the flight from Sofia to Boston?

The flight time from Sofia (SOF) to Boston (BOS) is approximately 9 hours and 36 minutes. This duration is for direct flights and may vary depending on aircraft type, weather conditions, and air traffic.

What is the distance between Sofia and Boston?

The aerial distance between Sofia and Boston is 7,280 kilometers (4,524 miles). This is the straight-line distance, which is used to calculate flight times.

Which airlines fly from Sofia to Boston?

Several airlines operate flights between Sofia and Boston, including Delta Air Lines, JetBlue Airways, Bulgaria Air and 4 more airlines. Most flights on this route include one or more stops.

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

Based on historical data, February typically offers the lowest airfares for flights from Sofia to Boston. However, prices can vary based on holidays, events, and airline promotions. We recommend checking our price calendar for the most up-to-date information.

How far in advance should I book my flight to Boston?

For the best prices on Sofia to Boston flights, we recommend booking 157 days in advance. International flights generally require earlier booking than domestic routes.

Do I need a visa to travel from Sofia to Boston?

Visa requirements depend on your nationality and the purpose of your visit. Citizens of Bulgaria traveling to United States should check the latest visa requirements. Visit our partner site visarequirements.io for detailed visa information.

What is the time difference between Sofia and Boston?

Sofia operates on Europe/Sofia time zone, while Boston is in the America/New_York time zone. For current time differences and to plan your schedule, visit our partner site timezig.com for accurate timezone conversions.