Find Cheap Flights from Seattle/Tacoma Intl to Bulgaria

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 Seattle/Tacoma Intl to Bulgaria

(Round-trip)
Depart: Sat Oct 14 2017 Return: Mon Nov 13 2017 Trip spans 31 days
$1100
Select
Condor
Condor
SEA
10:15a
SOF
8:35a
22h 20m
1 stop
SOF
1:35a
SEA
8:55p
19h 20m
1 stop
Depart: Sun Oct 15 2017 Return: Mon Nov 13 2017 Trip spans 30 days
$1273
Select
British Airways
British Airways
SEA
3:15p
SOF
11:25p
32h 10m
1 stop
SOF
9:05a
SEA
9:10p
36h 05m
1 stop
Depart: Tue Aug 22 2017 Return: Tue Aug 29 2017 Trip spans 8 days
$1288
Select
Lufthansa
Lufthansa
SEA
11:45a
SOF
4:30a
16h 45m
2 stops
SOF
2:05a
SEA
5:50p
15h 45m
2 stops
Depart: Wed Aug 23 2017 Return: Tue Aug 29 2017 Trip spans 7 days
$1307
Select
Turkish Airlines
Turkish Airlines
SEA
7:00a
SOF
6:45a
23h 45m
2 stops
SOF
6:00a
SEA
3:31a
21h 31m
2 stops
Depart: Sun Aug 20 2017 Return: Thu Aug 31 2017 Trip spans 12 days
$1333
Select
United
United
SEA
6:25p
SOF
8:35a
38h 10m
2 stops
SOF
4:15a
SEA
4:19a
24h 04m
2 stops
Depart: Sat Aug 19 2017 Return: Tue Aug 29 2017 Trip spans 11 days
$1260
Select
Condor
Condor
SEA
4:30a
SOF
4:25a
23h 55m
2 stops
SOF
10:10a
SEA
1:30a
15h 20m
1 stop
Depart: Mon Oct 16 2017 Return: Mon Nov 13 2017 Trip spans 29 days
$1273
Select
British Airways
British Airways
SEA
9:20a
SOF
11:25p
14h 05m
1 stop
SOF
9:05a
SEA
9:10p
36h 05m
1 stop
Depart: Mon Aug 21 2017 Return: Thu Aug 31 2017 Trip spans 11 days
$1333
Select
United
United
SEA
6:35a
SOF
8:35a
26h 00m
2 stops
SOF
4:15a
SEA
1:23a
21h 08m
2 stops
Depart: Tue Oct 17 2017 Return: Mon Nov 13 2017 Trip spans 28 days
$1273
Select
British Airways
British Airways
SEA
3:15p
SOF
11:25p
32h 10m
1 stop
SOF
9:05a
SEA
9:10p
36h 05m
1 stop
Depart: Wed Oct 18 2017 Return: Mon Nov 13 2017 Trip spans 27 days
$1273
Select
British Airways
British Airways
SEA
3:15p
SOF
11:25p
32h 10m
1 stop
SOF
9:05a
SEA
9:10p
36h 05m
1 stop
Depart: Thu Oct 19 2017 Return: Tue Nov 14 2017 Trip spans 27 days
$1303
Select
British Airways
British Airways
SEA
9:15a
SOF
11:25p
14h 10m
1 stop
SOF
9:05a
SEA
9:10p
36h 05m
1 stop
Depart: Fri Jul 28 2017 Return: Mon Aug 14 2017 Trip spans 18 days
$1778
Select
Turkish Airlines
Turkish Airlines
SEA
10:10a
SOF
7:05p
32h 55m
2 stops
SOF
6:00a
SEA
4:14a
22h 14m
2 stops
Depart: Fri Oct 20 2017 Return: Mon Nov 13 2017 Trip spans 25 days
$1303
Select
British Airways
British Airways
SEA
9:30a
SOF
11:10p
13h 40m
1 stop
SOF
9:05a
SEA
9:10p
36h 05m
1 stop
Depart: Thu Aug 24 2017 Return: Wed Aug 30 2017 Trip spans 7 days
$1413
Select
British Airways
British Airways
SEA
9:15a
SOF
11:25p
14h 10m
1 stop
SOF
10:25a
SEA
5:15p
30h 50m
1 stop
Depart: Fri Aug 25 2017 Return: Mon Sep 4 2017 Trip spans 11 days
$1468
Select
British Airways
British Airways
SEA
3:15p
SOF
11:25p
32h 10m
1 stop
SOF
10:30a
SEA
4:39a
42h 09m
2 stops
* 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.

Airports
Origin

Seattle
$1100
Destination

Sofia
$1100