$339 Cheap flights from Washington Dulles Intl. to Sofia (IAD to SOF)

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Affordable Airfare Tickets from IAD to SOF Airport

The cheapest flights to Sofia found within the past 7 days were $729 round trip and $339 one way. Prices and availability subject to change. Additional terms may apply.

Wed, Oct 7 - Wed, Oct 21
IAD
Washington
SOF
Sofia
$729 Roundtrip, found 3 days ago
$729
Roundtrip
found 3 days ago
Select Turkish Airlines flight, departing Wed, Oct 7 from Washington to Sofia, returning Wed, Oct 21, priced at $729 found 3 days ago
Tue, Dec 1 - Tue, Dec 15
IAD
Washington
SOF
Sofia
$735 Roundtrip, found 1 day ago
$735
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Tue, Dec 1 from Washington to Sofia, returning Tue, Dec 15, priced at $735 found 1 day ago
Tue, Apr 20 - Thu, May 6
IAD
Washington
SOF
Sofia
$736 Roundtrip, found 1 day ago
$736
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Tue, Apr 20 from Washington to Sofia, returning Thu, May 6, priced at $736 found 1 day ago
Wed, Dec 2 - Wed, Dec 16
IAD
Washington
SOF
Sofia
$737 Roundtrip, just found
$737
Roundtrip
just found
Select Swiss International Air Lines flight, departing Wed, Dec 2 from Washington to Sofia, returning Wed, Dec 16, priced at $737 just found
Tue, Apr 20 - Thu, May 6
IAD
Washington
SOF
Sofia
$739 Roundtrip, found 1 day ago
$739
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Tue, Apr 20 from Washington to Sofia, returning Thu, May 6, priced at $739 found 1 day ago
Wed, Dec 2 - Wed, Dec 16
IAD
Washington
SOF
Sofia
$739 Roundtrip, just found
$739
Roundtrip
just found
Select Lufthansa flight, departing Wed, Dec 2 from Washington to Sofia, returning Wed, Dec 16, priced at $739 just found
Wed, Dec 2 - Wed, Dec 16
IAD
Washington
SOF
Sofia
$741 Roundtrip, just found
$741
Roundtrip
just found
Select Swiss International Air Lines flight, departing Wed, Dec 2 from Washington to Sofia, returning Wed, Dec 16, priced at $741 just found
Sun, Mar 21 - Thu, Mar 25
IAD
Washington
SOF
Sofia
$741 Roundtrip, found 2 days ago
$741
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Sun, Mar 21 from Washington to Sofia, returning Thu, Mar 25, priced at $741 found 2 days ago
Tue, Apr 20 - Thu, May 6
IAD
Washington
SOF
Sofia
$742 Roundtrip, found 1 day ago
$742
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Apr 20 from Washington to Sofia, returning Thu, May 6, priced at $742 found 1 day ago
Tue, Apr 20 - Thu, May 6
IAD
Washington
SOF
Sofia
$743 Roundtrip, found 1 day ago
$743
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Apr 20 from Washington to Sofia, returning Thu, May 6, priced at $743 found 1 day ago

Frequently asked questions

Can I catch a flight from Dulles Intl. Airport to SOF right now?
It's prudent to know about any quarantine requirements and travel advice reports in effect in your destination city. Be sure to go to the Covid-19 Travel Advisor for up-to-date information on catching a flight to Sofia Intl. Airport.
Are there direct flights from IAD to SOF?
If you'd prefer to get as quickly as possible from IAD to Sofia Intl. Airport, have a look at Lufthansa, United Airlines and Air Canada. No airlines have nonstop flights between the two cities, so you'll need to make at least one stopover.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Sofia Airport (SOF), please visit our Customer Service Portal.
How long is the flight from IAD to Sofia Intl. Airport?
Averaging around 11 hours and 23 minutes all up, traveling from Dulles Intl. Airport to SOF is no walk in the park. On such a long journey, it's a good idea to walk around and stretch your legs as often as possible.
What is the flight distance from IAD to Sofia Airport (SOF)?
With 4,900 mi separating Sterling and Sofia, you'll have time to relax and unwind. Make the most of the entertainment on board, do some puzzles or catch up on some shut-eye.
What airlines fly from IAD to SOF?
There are no direct flights between Washington Dulles Intl. Airport (IAD) and Sofia Intl. Airport. Plan ahead to save time and find the easiest route with the fewest connections.
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you're flying with Wizz Air, Ryanair or Bulgaria Air you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Flight information from Washington to Sofia

 

Traveling From
Washington Dulles Intl.
Traveling To
Sofia
Shortest Flight Time
 hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price
$729

Route Info

Flight path for flights from Washington Dulles International Airport to Sofia Airport


Origin:
IAD - Washington Dulles International Airport
Destination:
SOF - Sofia Airport
Distance:
4,961.00 miles


Airlines & Aircraft Used on IAD to SOF Flight Routes


Airline Carrier
Aircraft
American Airlines
Airbus A319
American Airlines
Airbus A320-100/200
American Airlines
Airbus A321-100/200
American Airlines
Boeing 737-400 pax
American Airlines
Boeing 757-200 pax

Discover our best flights from Washington IAD to Sofia SOF. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Washington IAD to Sofia SOF at the right price  

Airfares to Sofia SOF from Washington IAD currently cost between $729 and $743. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Washington IAD to Sofia SOF 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Washington IAD to Sofia SOF on Travelocity starting at $339. Prices and availability subject to change. Additional terms may apply. 

 

Get to Sofia SOF from Washington IAD quicker with direct flights. 

Get to Sofia faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to SOF from IAD to take around hour(s) min(s).  

 

Find our cheapest airfares for flights from Washington IAD to Sofia SOF

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to SOF from IAD. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Washington IAD to Sofia SOF today 

If you’re flexible about when you travel, October is usually the cheapest month to fly from Washington IAD to Sofia SOF. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Sofia SOF from Washington IAD 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to SOF from IAD have this option.  

 

Travel with confidence when you book flights to Sofia SOF from Washington IAD with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

Explore More Ways to Travel with Travelocity

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.