Find Deals on Flights from Washington Dulles Intl to Sofia (IAD - SOF)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Washington Dulles Intl to Sofia

(Round-trip)
Depart: Mon Mar 13 2017 Return: Tue Apr 4 2017 Trip spans 23 days
Turkish Airlines
Turkish Airlines
IAD
7:55p
SOF
11:10p
27h 15m
1 stop
SOF
5:40p
IAD
10:10p
28h 30m
1 stop
Depart: Tue Apr 11 2017 Return: Wed Apr 26 2017 Trip spans 16 days
Major Airline
Major Airline
IAD
2:20p
SOF
10:25p
32h 05m
1 stop
SOF
6:25a
IAD
11:45a
29h 20m
1 stop
Depart: Wed Apr 5 2017 Return: Tue Apr 18 2017 Trip spans 14 days
KLM
KLM
IAD
9:17a
SOF
2:55a
17h 38m
2 stops
SOF
3:10a
IAD
6:35p
15h 25m
1 stop
Depart: Thu Aug 3 2017 Return: Sun Aug 13 2017 Trip spans 11 days
Aeroflot
Aeroflot
IAD
10:45a
SOF
11:00a
24h 15m
1 stop
SOF
8:30a
IAD
3:50p
31h 20m
1 stop
Depart: Sat Apr 8 2017 Return: Fri Apr 14 2017 Trip spans 7 days
Lufthansa
Lufthansa
IAD
1:30p
SOF
7:25a
17h 55m
1 stop
SOF
2:05a
IAD
10:00p
19h 55m
1 stop
Depart: Tue May 2 2017 Return: Tue May 9 2017 Trip spans 8 days
Qatar Airways
Qatar Airways
IAD
5:30p
SOF
1:05a
31h 35m
1 stop
SOF
4:30p
IAD
6:10p
25h 40m
1 stop
Depart: Mon Aug 21 2017 Return: Sun Sep 3 2017 Trip spans 14 days
$1013
Select
Air France
Air France
IAD
2:15p
SOF
2:50a
12h 35m
1 stop
SOF
3:10a
IAD
9:45p
18h 35m
1 stop
Depart: Thu Mar 30 2017 Return: Thu Apr 6 2017 Trip spans 8 days
Turkish Airlines
Turkish Airlines
IAD
7:00p
SOF
9:45a
14h 45m
1 stop
SOF
6:00a
IAD
10:10p
16h 10m
1 stop
Depart: Sun Apr 2 2017 Return: Sun Apr 9 2017 Trip spans 8 days
Turkish Airlines
Turkish Airlines
IAD
7:00p
SOF
10:05p
27h 05m
1 stop
SOF
5:40p
IAD
10:10p
28h 30m
1 stop
Depart: Wed May 24 2017 Return: Tue May 30 2017 Trip spans 7 days
$1234
Select
Austrian Airlines
Austrian Airlines
IAD
1:05p
SOF
9:05a
20h 00m
1 stop
SOF
2:45p
IAD
5:40p
26h 55m
1 stop
Depart: Mon Apr 3 2017 Return: Wed May 17 2017 Trip spans 45 days
Turkish Airlines
Turkish Airlines
IAD
7:00p
SOF
9:45a
14h 45m
1 stop
SOF
6:00a
IAD
10:10p
16h 10m
1 stop
Depart: Sun Apr 16 2017 Return: Thu May 25 2017 Trip spans 40 days
Turkish Airlines
Turkish Airlines
IAD
7:00p
SOF
10:05p
27h 05m
1 stop
SOF
6:00a
IAD
10:10p
16h 10m
1 stop
Depart: Thu Mar 16 2017 Return: Sun Mar 26 2017 Trip spans 11 days
Major Airline
Major Airline
IAD
9:50a
SOF
12:45a
14h 55m
2 stops
SOF
10:30p
IAD
1:20p
14h 50m
2 stops
Depart: Fri Apr 21 2017 Return: Fri Apr 28 2017 Trip spans 8 days
Turkish Airlines
Turkish Airlines
IAD
7:00p
SOF
9:45a
14h 45m
1 stop
SOF
6:00a
IAD
10:10p
16h 10m
1 stop
Depart: Thu Aug 10 2017 Return: Wed Aug 23 2017 Trip spans 14 days
Aeroflot
Aeroflot
IAD
10:45a
SOF
11:00a
24h 15m
1 stop
SOF
8:30a
IAD
3:50p
31h 20m
1 stop
Depart: Thu Apr 6 2017 Return: Fri Apr 14 2017 Trip spans 9 days
Lufthansa
Lufthansa
IAD
6:05p
SOF
11:05a
17h 00m
1 stop
SOF
2:05a
IAD
10:00p
19h 55m
1 stop
Depart: Fri Apr 7 2017 Return: Tue Apr 18 2017 Trip spans 12 days
KLM
KLM
IAD
8:51a
SOF
2:55a
18h 04m
2 stops
SOF
3:10a
IAD
6:35p
15h 25m
1 stop
Depart: Thu Aug 17 2017 Return: Sat Sep 2 2017 Trip spans 17 days
Major Airline
Major Airline
IAD
2:30p
SOF
3:25a
12h 55m
1 stop
SOF
10:05p
IAD
2:25p
16h 20m
1 stop
Depart: Sat Apr 1 2017 Return: Sun Apr 9 2017 Trip spans 9 days
Turkish Airlines
Turkish Airlines
IAD
7:00p
SOF
9:45a
14h 45m
1 stop
SOF
5:40p
IAD
10:10p
28h 30m
1 stop
Depart: Sat Aug 5 2017 Return: Sun Aug 13 2017 Trip spans 9 days
Aeroflot
Aeroflot
IAD
10:45a
SOF
11:00a
24h 15m
1 stop
SOF
8:30a
IAD
3:50p
31h 20m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

^ The fares displayed in KAYAK ads found on other sites include all taxes and fees for economy class travel and were found by KAYAK users in the last 72 hours. Seats are limited and may not be available on all flights and days. Fares are subject to change and may not be available on all flights or dates of travel. Some carriers charge additional fees for extra checked bags. Please check the carriers' sites.
Airports
Origin

Washington
$542
Destination

Sofia
$542