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Flights from Sofia to Washington D.C.

What to know about flights from Sofia to Washington D.C.?

The distance between Sofia and Washington D.C. is approximately 7,918.86 km. Based on Trip.com's data, travel demand peaks in January.

Cheapest one-way
$514
British Airways British Airways SOF-WAS 31h 10m · 1 stop Sun, Nov 22
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Cheapest round-trip
$688
Turkish Airlines Turkish Airlines SOF-WAS 28h 40m · 2 stops Tue, Nov 17 - Sat, Nov 21
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Recommended airlines
British Airways British Airways Cheapest · From $514 British Airways British Airways Most booked
When to travel
September
Cheapest
January
Peak season for travel
Route details
7,918.86 km
Flight distance

Explore the cheapest one-way and round-trip flights from Sofia to Washington D.C. over the next 90 days, with one-way fares from $514 and round-trip from $688. Based on Trip.com's latest 7-day flight data.

      • SOF 9:45 PM
        28h 40m
        1 stop
        IAD 7:25 PM
        Sofia - Washington D.C. | Tue, Nov 17 | Turkish Airlines
        IAD 1:30 PM
        14h 35m
        1 stop
        SOF 11:05 AM
        Washington D.C. - Sofia | Sat, Nov 21 | Turkish Airlines
        $688 $1,130
        39% off
        39% off
        $1,130 $688
      • SOF 9:40 PM
        29h 45m
        1 stop
        IAD 8:25 PM
        Sofia - Washington D.C. | Thu, Nov 5 | Turkish Airlines
        IAD 1:30 PM
        24h 20m
        1 stop
        SOF 8:50 PM
        Washington D.C. - Sofia | Thu, Nov 12 | Turkish Airlines
        $761 $1,130
        33% off
        33% off
        $1,130 $761
      • SOF 9:45 PM
        21h
        1 stop
        IAD 12:45 PM
        Sofia - Washington D.C. | Wed, Oct 28 | Turkish Airlines
        IAD 10:20 PM
        29h 45m
        1 stop
        SOF 11:05 AM
        Washington D.C. - Sofia | Wed, Nov 4 | Turkish Airlines
        $793 $1,130
        30% off
        30% off
        $1,130 $793
      • SOF 6:25 AM
        16h 30m
        1 stop
        IAD 4:55 PM
        Sofia - Washington D.C. | Wed, Oct 28 | United Airlines
        IAD 8:10 PM
        11h 55m
        1 stop
        SOF 3:05 PM
        Washington D.C. - Sofia | Wed, Nov 4 | Swiss Airlines
        $807
        28% off
        $1,130 $807
      • SOF 2:10 PM
        12h 55m
        1 stop
        IAD 9:05 PM
        Sofia - Washington D.C. | Wed, Oct 28 | Austrian Airlines
        IAD 8:10 PM
        11h 55m
        1 stop
        SOF 3:05 PM
        Washington D.C. - Sofia | Wed, Nov 4 | Swiss Airlines
        $808
        28% off
        $1,130 $808
      • SOF 6:25 AM
        16h 30m
        1 stop
        IAD 4:55 PM
        Sofia - Washington D.C. | Wed, Oct 28 | Lufthansa
        IAD 8:10 PM
        11h 55m
        1 stop
        SOF 3:05 PM
        Washington D.C. - Sofia | Wed, Nov 4 | Swiss Airlines
        $810
        28% off
        $1,130 $810
      • SOF 7:00 AM
        15h 55m
        1 stop
        IAD 4:55 PM
        Sofia - Washington D.C. | Wed, Oct 28 | Delta Air Lines
        IAD 9:30 PM
        33h 25m
        1 stop
        SOF 1:55 PM
        Washington D.C. - Sofia | Wed, Nov 4 | Delta Air Lines
        $827
        27% off
        $1,130 $827
      • SOF 6:25 AM
        16h 30m
        1 stop
        IAD 3:55 PM
        Sofia - Washington D.C. | Sat, Nov 14 | United Airlines
        IAD 10:10 PM
        17h 50m
        1 stop
        SOF 11:00 PM
        Washington D.C. - Sofia | Sat, Nov 21 | Lufthansa
        $831
        26% off
        $1,130 $831
      • SOF 6:25 AM
        16h 30m
        1 stop
        IAD 3:55 PM
        Sofia - Washington D.C. | Sat, Nov 14 | Lufthansa
        IAD 5:30 PM
        17h 40m
        1 stop
        SOF 6:10 PM
        Washington D.C. - Sofia | Sat, Nov 21 | Lufthansa
        $835
        26% off
        $1,130 $835
      • SOF 7:00 AM
        15h 45m
        1 stop
        IAD 4:45 PM
        Sofia - Washington D.C. | Thu, Oct 29 | Delta Air Lines
        IAD 5:45 PM
        13h 20m
        1 stop
        SOF 2:05 PM
        Washington D.C. - Sofia | Tue, Nov 3 | Delta Air Lines
        $836
        26% off
        $1,130 $836
      • SOF 1:00 PM
        17h 25m
        1 stop
        WAS 2:00 PM
        Sofia - Washington D.C. | Fri, Oct 16 | Normal Airline
        WAS 3:00 PM
        6h
        Nonstop
        SOF 4:00 PM
        Washington D.C. - Sofia | Sun, Oct 18 | Normal Airline
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      • SOF 7:45 PM
        31h 10m
        1 stop
        IAD 7:55 PM
        Sofia - Washington D.C. | Sun, Nov 22 | British Airways
        $514 $872
        41% off
        41% off
        $872 $514
      • SOF 7:45 PM
        26h 55m
        1 stop
        IAD 3:40 PM
        Sofia - Washington D.C. | Sun, Nov 1 | British Airways
        $547 $872
        37% off
        37% off
        $872 $547
      • SOF 5:15 PM
        33h 40m
        1 stop
        IAD 7:55 PM
        Sofia - Washington D.C. | Mon, Nov 2 | British Airways
        $553 $872
        37% off
        37% off
        $872 $553
      • SOF 9:05 PM
        25h 35m
        1 stop
        IAD 3:40 PM
        Sofia - Washington D.C. | Wed, Nov 4 | British Airways
        $553
        37% off
        $872 $553
      • SOF 9:25 PM
        25h 30m
        1 stop
        IAD 3:55 PM
        Sofia - Washington D.C. | Wed, Oct 21 | British Airways
        $556
        36% off
        $872 $556
      • SOF 6:00 AM
        20h 55m
        1 stop
        IAD 7:55 PM
        Sofia - Washington D.C. | Fri, Nov 27 | Wizz Air
        $562
        36% off
        $872 $562
      • SOF 9:05 PM
        29h 50m
        1 stop
        IAD 7:55 PM
        Sofia - Washington D.C. | Wed, Nov 18 | British Airways
        $568
        35% off
        $872 $568
      • SOF 8:30 PM
        26h 10m
        1 stop
        IAD 3:40 PM
        Sofia - Washington D.C. | Fri, Dec 11 | British Airways
        $611
        30% off
        $872 $611
      • SOF 1:30 PM
        33h 50m
        1 stop
        IAD 4:20 PM
        Sofia - Washington D.C. | Fri, Nov 27 | Iberia
        $645
        26% off
        $872 $645
      • SOF 1:30 PM
        33h 50m
        1 stop
        IAD 4:20 PM
        Sofia - Washington D.C. | Fri, Dec 11 | Iberia
        $645
        26% off
        $872 $645
      • SOF 1:00 PM
        17h 25m
        1 stop
        WAS 2:00 PM
        Sofia - Washington D.C. | Fri, Oct 16 | Normal Airline
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        Find more flights

Which airlines are the most popular for Sofia to Washington D.C. flights?

You can choose from 1 airlines that fly from Sofia to Washington D.C., including British Airways, British Airways has lowest fares on this route.
British Airways logo British Airways
Airlines are determined based on actual purchased flight tickets from Sofia to Washington D.C. according to previous 12 months data from Trip.com.

Frequently Asked Questions

  • What are the cheapest flights from Sofia to Washington D.C. (SOF-WAS)?

    Based on Trip.com data, British Airways offers one-way fares as low as $514 on Cheapest nonstop routes (e.g. SOF to IAD on Sun, Nov 22), while Turkish Airlines offers Cheapest nonstop round-trips from $688 departing on Tue, Nov 17 and returning on Sat, Nov 21.
  • At the moment, several airlines serve connecting flights from Sofia to Washington D.C., including: British Airways Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Sofia to Washington D.C. is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Sofia to Washington D.C., you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sun, Nov 22, with one-way flights priced at just $514.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is British Airways.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Washington D.C. travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Sofia to Washington D.C. is September, when demand for travel is lower.
  • After crunching the numbers on our October flight calendar, it's currently cheapest to fly from Sofia to Washington D.C. on October 21, 2026 with British Airways, with prices starting at $556.
  • You can arrive at any of the following airports in Washington D.C.: Dulles International Airport (IAD), and Ronald Reagan Washington National Airport (DCA). Flights from Sofia Airport to Dulles International Airport (SOF-IAD) are by far the most popular option for this route.
  • The time difference between Washington D.C. and Sofia is 7h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Sofia to Washington D.C. is $853. Fares vary by travel date, airline and availability.
  • Enter Sofia and Washington D.C., choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.

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Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

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Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.