Find Cheap Flights from Seattle/Tacoma Intl to Sofia (SEA - 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 Seattle/Tacoma Intl to Sofia

(Round-trip)
Depart: Mon Jul 31 2017 Return: Thu Sep 14 2017 Trip spans 46 days
Turkish Airlines
Turkish Airlines
SEA
10:10a
SOF
7:05p
32h 55m
2 stops
SOF
6:00a
SEA
3:53a
21h 53m
2 stops
Depart: Thu Aug 10 2017 Return: Thu Sep 28 2017 Trip spans 50 days
$1070
Select
American Airlines
American Airlines
SEA
4:05a
SOF
11:25p
19h 20m
2 stops
SOF
10:30a
SEA
5:15p
30h 45m
1 stop
Depart: Mon Sep 4 2017 Return: Wed Sep 27 2017 Trip spans 24 days
$1082
Select
Air Canada
Air Canada
SEA
8:00a
SOF
4:25a
20h 25m
2 stops
SOF
2:05a
SEA
2:55a
24h 50m
2 stops
Depart: Mon Aug 28 2017 Return: Tue Sep 26 2017 Trip spans 30 days
$1089
Select
SWISS
SWISS
SEA
11:05a
SOF
6:25a
19h 20m
2 stops
SOF
5:05p
SEA
2:13a
33h 08m
2 stops
Depart: Sat Aug 26 2017 Return: Tue Sep 26 2017 Trip spans 32 days
$1096
Select
United
United
SEA
6:25p
SOF
4:30a
34h 05m
2 stops
SOF
2:05a
SEA
11:45p
21h 40m
2 stops
Depart: Fri Sep 8 2017 Return: Wed Sep 27 2017 Trip spans 20 days
$1116
Select
Lufthansa
Lufthansa
SEA
10:05a
SOF
4:25a
18h 20m
2 stops
SOF
8:55a
SEA
2:55a
18h 00m
2 stops
Depart: Sat Aug 12 2017 Return: Fri Aug 25 2017 Trip spans 14 days
$1130
Select
Major Airline
Major Airline
SEA
7:45a
SOF
12:25a
16h 40m
2 stops
SOF
10:30p
SEA
11:18p
24h 48m
2 stops
Depart: Fri Aug 25 2017 Return: Mon Sep 25 2017 Trip spans 32 days
$1140
Select
KLM
KLM
SEA
7:15a
SOF
11:55p
16h 40m
2 stops
SOF
6:40p
SEA
5:15p
22h 35m
1 stop
Depart: Tue Jul 18 2017 Return: Tue Aug 1 2017 Trip spans 15 days
$1569
Select
Air France
Air France
SEA
9:25a
SOF
2:05a
16h 40m
2 stops
SOF
1:05p
SEA
5:46p
28h 41m
1 stop
Depart: Wed Sep 27 2017 Return: Fri Oct 6 2017 Trip spans 10 days
$1011
Select
Turkish Airlines
Turkish Airlines
SEA
7:00a
SOF
7:05p
36h 05m
2 stops
SOF
5:40p
SEA
4:03a
34h 23m
2 stops
Depart: Sun Aug 27 2017 Return: Wed Sep 27 2017 Trip spans 32 days
$1085
Select
Air Canada
Air Canada
SEA
2:30a
SOF
4:30a
26h 00m
2 stops
SOF
2:05a
SEA
2:55a
24h 50m
2 stops
Depart: Sat Sep 2 2017 Return: Wed Sep 27 2017 Trip spans 26 days
$1096
Select
United
United
SEA
6:25p
SOF
8:35a
38h 10m
2 stops
SOF
2:05a
SEA
11:45p
21h 40m
2 stops
Depart: Fri Aug 18 2017 Return: Sun Sep 3 2017 Trip spans 17 days
$1145
Select
Major Airline
Major Airline
SEA
10:30p
SOF
6:15p
19h 45m
2 stops
SOF
10:30p
SEA
10:55p
24h 25m
2 stops
Depart: Wed Sep 6 2017 Return: Wed Sep 27 2017 Trip spans 22 days
$1072
Select
Turkish Airlines
Turkish Airlines
SEA
9:51a
SOF
6:45a
20h 54m
2 stops
SOF
5:40p
SEA
3:59a
34h 19m
2 stops
Depart: Tue Sep 5 2017 Return: Thu Sep 28 2017 Trip spans 24 days
$1090
Select
Air Canada
Air Canada
SEA
7:00a
SOF
10:15p
39h 15m
2 stops
SOF
2:05a
SEA
2:55a
24h 50m
2 stops
Depart: Sun Sep 3 2017 Return: Tue Oct 3 2017 Trip spans 31 days
$1096
Select
United
United
SEA
4:09a
SOF
4:30a
24h 21m
2 stops
SOF
2:05a
SEA
12:32a
22h 27m
2 stops
Depart: Tue Aug 8 2017 Return: Wed Aug 9 2017 Trip spans 2 days
$2425
Select
LOT Polish Airlines
LOT Polish Airlines
SEA
2:00a
SOF
12:00a
22h 00m
2 stops
SOF
1:55p
SEA
7:42a
41h 47m
2 stops
Depart: Fri Aug 11 2017 Return: Mon Sep 4 2017 Trip spans 25 days
$1161
Select
Major Airline
Major Airline
SEA
5:30a
SOF
7:10p
13h 40m
1 stop
SOF
6:30a
SEA
7:10p
36h 40m
1 stop
Depart: Thu Sep 7 2017 Return: Wed Sep 27 2017 Trip spans 21 days
$1091
Select
Turkish Airlines
Turkish Airlines
SEA
7:00a
SOF
6:45a
23h 45m
2 stops
SOF
5:40p
SEA
3:59a
34h 19m
2 stops
Depart: Sat Aug 5 2017 Return: Fri Sep 1 2017 Trip spans 28 days
$1200
Select
United
United
SEA
7:44p
SOF
8:05a
36h 21m
2 stops
SOF
4:15a
SEA
12:49a
20h 34m
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
$991
Destination

Sofia
$991