Flights from Washington to Sofia and flight information

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Flight prices from Washington to Sofia

Planning a trip from Washington to Sofia and looking for the best fares? On Aviasurf you can find the latest prices for any day and choose the most convenient flight. Book a flight from Washington to Sofia from $447. with departure on November 20, 2026.

Climate in Sofia and when to travel

The warmest months in Sofia are July and August, each with an average monthly air temperature of 21.8 °C. The coldest month in Sofia is January, with an average monthly air temperature of 0.2 °C. The months with the lowest average monthly precipitation in Sofia are August and September, at 39 mm each.

For the nearest observed departure in November, the climate normals are: average monthly air temperature 6.7 °C, monthly precipitation 40 mm, and daylight 9.6 hours.

Fare calendar for flights from Washington to Sofia

Explore fare trends for flights Washington — Sofia with our calendar. It helps you see ticket prices for each day of any month and optimize your travel budget. The tool makes finding the best deals even easier and more convenient.

Current flight offers from Washington to Sofia

Below is a selection of tickets on the Washington – Sofia route. Use our search to view all tickets on this route. For a more precise search, apply filters by airline, airports, flight duration, stops, baggage, cabin class, and departure or arrival time.

Cheapest fare with 2 stops from Washington to Sofia

Found in the last 48 hours: a ticket from Porter Airlines Canada. Departure from Washington Dulles International Airport (IAD) is scheduled for 20.11.2026 at 11:20. Arrival at Sofia airport Sofia Airport (SOF) is expected on 22.11.2026 at 11:50. Ticket price is $447. Flight time 41 hours and 30 minutes. No checked baggage Find the same ticket

Cheapest flight

Porter Airlines Canada

PD 2722

11:20

Washington (IAD)

20.11.2026

IAD

SOF

41h 30m

with 2 stops

11:50

Sofia (SOF)

22.11.2026

No baggage

De Havilland Canada DHC-8-400 Dash 8/8Q

Economy

$447

Find flight

General flight information from Washington to Sofia

Straight-line distance between cities

7919 km

4921 miles

Flight time

13 h 10 min

Fastest observed itinerary with connections

Time difference

6 hours

Sofia is ahead of Washington

See also:

Flights from Sofia to Washington for the return trip
Tickets from Washington to any destination
Fares from Sofia to any destination
Tickets from Bulgaria to any destination
Tickets from United States to any destination
Prices for flights to Washington
Cheap tickets to Bulgaria
Find flights from Washington to Bulgaria
Flights from Sofia to United States
Flights from United States to Bulgaria
Flights from Bulgaria to United States

Flight schedule from Washington to Sofia

Airports for flights from Washington to Sofia

The Washington — Sofia route is served by the following airports:

Airports in Washington

Airport	Distance to city center	Lowest fare	Note
Washington Dulles International Airport (IAD)	36 km	$447

Distances are straight-line distances to the city center.

Airports in Sofia

Airport	Distance to city center	Lowest fare	Note
Sofia Airport (SOF)		$447

Distances are straight-line distances to the city center.

Airlines on itineraries from Washington to Sofia

Available itineraries from Washington to Sofia involve 18 airlines; shown below: 12. Lufthansa appears most often in the observed options.

Lufthansa

Flight numbers by segment: LH 9411 LH 1426 LH 1702 LH 419 LH 7618 LH 9259 LH 9253 LH 4230 LH 415 LH 4158 LH 9267

United Airlines

Flight numbers by segment: UA 989 UA 9124 UA 108 UA 9246 UA 9822 UA 9832 UA 8826 UA 932

Bulgaria Air

Flight numbers by segment: FB 432 FB 462 FB 852 FB 438

Austrian Airlines

Flight numbers by segment: OS 42 OS 771 OS 7806 OS 7808

SWISS

Flight numbers by segment: LX 3201 LX 1390 LX 73

Ryanair

Flight numbers by segment: FR 2690 FR 5203

IndiGo

Flight numbers by segment: 6E 4008 6E 4123

Turkish Airlines

Flight numbers by segment: TK 1027 TK 1127

Delta

Flight numbers by segment: DL 9447 DL 8711

British Airways

Flight numbers by segment: BA 892 BA 216

American Airlines

Flight numbers by segment: AA 6967 AA 7001

Porter Airlines Canada

Flight numbers by segment: PD 2722

Aircraft used on itinerary segments from Washington to Sofia

Observed itinerary segments from Washington to Sofia use 3 models of aircraft across 18 airlines.

De Havilland Canada DHC-8-400 Dash 8/8Q

Airbus A321neo

Boeing 737 MAX 8

Connecting cities for flights from Washington to Sofia

Flying from Washington to Sofia with a layover? Consider these connecting cities:

Toronto

London

Dublin

Flights from Washington to Bulgaria

Below are the most popular routes from Washington to Bulgaria at the lowest prices from airlines on different dates, with no commission.

Porter Airlines Canada

PD 2722

Flights Washington — Sofia→

11:20

Washington (IAD)

20.11.2026

IAD

SOF

41h 30m

with 2 stops

11:50

Sofia (SOF)

22.11.2026

No baggage

De Havilland Canada DHC-8-400 Dash 8/8Q

Economy

from $447

Find flight

Alternative airport routes from Washington to Sofia

The same city pair is also served through these departure or arrival airports.

Washington Dulles International Airport → Sofia
Observed fare from $447

Ronald Reagan National Airport → Sofia

Frequently asked questions about flights from Washington to Sofia

Which airlines operated the lowest-priced itinerary we observed from Washington to Sofia?

The lowest-priced itinerary we observed was $447 and included segments operated by Porter Airlines Canada, Air Transat, Ryanair. This result is based on 2 distinct offers for the route. The offers were found on October 21, 2026.

On which date have we observed the lowest fare from Washington to Sofia?

The lowest fare we observed was $447 for departure on November 20, 2026. This is an observation from 2 distinct offers, not a prediction of future prices. The offers were found on October 21, 2026.

How much does a flight from Washington to Sofia cost?

Flight prices from Washington to Sofia can vary greatly depending on airline, cabin class, season, and booking time. The lowest fare is $447.

Which airlines appear in available itineraries from Washington to Sofia?

Available itineraries from Washington to Sofia may include flight segments operated by Porter Airlines Canada, Air Transat, Ryanair, Aer Lingus, IndiGo, Turkish Airlines, PIA, Brussels Airlines, Bulgaria Air, SWISS, United Airlines, Lufthansa, Delta, Austrian Airlines, Finnair, British Airways, American Airlines, Air France.

How long is the flight from Washington to Sofia?

The schedule data currently available to us does not list a nonstop flight from Washington to Sofia. Recently observed itineraries with a plane change took from 13 hours and 10 minutes.

Are there direct flights from Washington to Sofia?

The schedule data currently available to us does not show a nonstop flight from Washington to Sofia. Other routings may be available — use our search to check options for your dates.

How much is a round-trip ticket Washington — Sofia?

Round-trip fares from Washington to Sofia can vary widely depending on season, booking time, airline, and cabin class. We recommend using our flight search for the most accurate pricing.

What are the carry-on baggage rules for flights from Washington to Sofia?

Carry-on rules for flights from Washington to Sofia vary by airline. Typically passengers can bring one carry-on bag and one personal item such as a laptop bag or handbag. Weight and size limits usually are around 7–10 kg and 55x40x20 cm. Liquids and some items have additional security rules. Always check the specific airline policy before you fly.

What are the rules for traveling with pets on flights from Washington to Sofia?

Pet transport rules vary by airline. Generally pets must be in approved carriers. Some airlines allow small pets in the cabin, while larger pets must travel in the cargo hold. Health documents and certificates are required. Please confirm all requirements with your chosen airline.

How early should I arrive at the airport for a flight from Washington to Sofia?

Arrive early — typically 2–3 hours before international flights and 1–2 hours before domestic flights. This allows time for check‑in, baggage drop, and security. Peak periods or certain destinations may require extra time.

What additional fees can occur when booking a ticket from Washington to Sofia?

Additional fees can include seat selection, extra or special baggage, onboard meals, ticket changes or cancellations, early or late check‑in, and insurance. We do not add booking fees, but extra charges depend on the airline and fare rules.

Are there discounts or promotions for flights from Washington to Sofia?

Discounts and promotions vary by airline and booking period. Many airlines run deals outside peak seasons or for early bookings. Check our site regularly for the latest offers, as availability can change quickly.

Are there night flights from Washington to Sofia?

Yes, there are night flights from Washington to Sofia operated by various airlines. These can be convenient for travelers looking to save daytime hours. Check current schedules and availability in our search.

Are there Wi‑Fi flights on the Washington - Sofia route?

Wi‑Fi availability on Washington - Sofia flights varies by airline and aircraft. Check details with specific airlines or use our search to see current options.

What are the most common transfer options on flights from Washington to Sofia?

Flights from Washington to Sofia can include various transfer options depending on the airline. Popular layover cities include Toronto, London, Dublin. Use our search to find the best transfer options.

What onboard services are provided on Washington - Sofia flights?

Onboard services vary by airline. Typically passengers can expect entertainment, meals, and beverages, and some carriers offer Wi‑Fi or additional amenities. Check with the airline or use our search for details.

Which airports serve the Washington - Sofia route?

The Washington - Sofia route is usually served by these departure airports: Washington Dulles International Airport. Arrival is usually through these airports: Sofia Airport. Exact airport combinations depend on the airline and selected flight. Use our search for details.

What aircraft fly the Washington - Sofia route?

Airlines operate various aircraft types on the Washington - Sofia route. Examples include De Havilland Canada DHC-8-400 Dash 8/8Q, Airbus A321neo, Boeing 737 MAX 8 and other models. Aircraft type depends on the carrier and specific flight. Use our search for up‑to‑date details.

Which connecting cities are common on the Washington - Sofia route?

The Washington - Sofia route may include different connecting cities, especially for non‑direct flights. Possible connections include Toronto, London, Dublin and others. Use our search to find the best option.