Find Deals on Flights from Seattle/Tacoma Intl to Basel EuroAirport Swiss (SEA - BSL)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
Students
under 26
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Seattle/Tacoma Intl to Basel EuroAirport Swiss

(Round-trip)
Depart: Fri Apr 21 2017 Return: Thu May 4 2017 Trip spans 14 days
Lufthansa
Lufthansa
SEA
10:00a
BSL
9:45p
11h 45m
1 stop
BSL
9:00a
SEA
2:11a
17h 11m
2 stops
Depart: Tue Feb 14 2017 Return: Tue Feb 28 2017 Trip spans 15 days
Brussels Airlines
Brussels Airlines
SEA
3:10a
BSL
3:15a
24h 05m
2 stops
BSL
3:05a
SEA
1:24a
22h 19m
2 stops
Depart: Thu Jan 5 2017 Return: Wed Jan 18 2017 Trip spans 14 days
Delta
Delta
SEA
7:58a
BSL
4:00a
20h 02m
1 stop
BSL
2:05a
SEA
3:25p
13h 20m
1 stop
Depart: Fri Jan 6 2017 Return: Wed Jan 18 2017 Trip spans 13 days
KLM
KLM
SEA
8:25a
BSL
9:10p
12h 45m
1 stop
BSL
2:05a
SEA
3:25p
13h 20m
1 stop
Depart: Fri Apr 7 2017 Return: Sun Apr 16 2017 Trip spans 10 days
Lufthansa
Lufthansa
SEA
10:00a
BSL
9:45p
11h 45m
1 stop
BSL
7:20a
SEA
12:24a
17h 04m
2 stops
Depart: Sat Apr 15 2017 Return: Sun Apr 23 2017 Trip spans 9 days
$1274
Select
Turkish Airlines
Turkish Airlines
SEA
7:25a
BSL
9:10p
37h 45m
2 stops
BSL
2:10p
SEA
2:21a
36h 11m
2 stops
Depart: Wed Apr 19 2017 Return: Mon May 1 2017 Trip spans 13 days
Lufthansa
Lufthansa
SEA
10:00a
BSL
9:45p
11h 45m
1 stop
BSL
9:00a
SEA
2:11a
17h 11m
2 stops
Depart: Sat Apr 1 2017 Return: Sat Apr 22 2017 Trip spans 22 days
Lufthansa
Lufthansa
SEA
10:00a
BSL
9:45p
11h 45m
1 stop
BSL
7:20a
SEA
12:24a
17h 04m
2 stops
Depart: Thu Feb 16 2017 Return: Tue Feb 28 2017 Trip spans 13 days
Brussels Airlines
Brussels Airlines
SEA
3:10a
BSL
3:15a
24h 05m
2 stops
BSL
3:05a
SEA
1:24a
22h 19m
2 stops
Depart: Sat Jan 21 2017 Return: Wed Feb 1 2017 Trip spans 12 days
Delta
Delta
SEA
7:58a
BSL
8:25p
12h 27m
1 stop
BSL
6:40a
SEA
3:24p
32h 44m
1 stop
Depart: Thu Apr 6 2017 Return: Mon Apr 17 2017 Trip spans 12 days
Lufthansa
Lufthansa
SEA
10:00a
BSL
12:50a
14h 50m
1 stop
BSL
7:20a
SEA
12:24a
17h 04m
2 stops
Depart: Wed Feb 15 2017 Return: Thu Feb 23 2017 Trip spans 9 days
Brussels Airlines
Brussels Airlines
SEA
2:50a
BSL
3:15a
24h 25m
2 stops
BSL
3:05a
SEA
1:24a
22h 19m
2 stops
Depart: Sat Jan 7 2017 Return: Wed Jan 18 2017 Trip spans 12 days
Delta
Delta
SEA
5:45p
BSL
4:00a
34h 15m
2 stops
BSL
6:40a
SEA
3:25p
32h 45m
1 stop
Depart: Sat Apr 8 2017 Return: Sun Apr 16 2017 Trip spans 9 days
Lufthansa
Lufthansa
SEA
10:00a
BSL
12:50a
14h 50m
1 stop
BSL
7:20a
SEA
12:24a
17h 04m
2 stops
Depart: Sun Feb 19 2017 Return: Tue Feb 28 2017 Trip spans 10 days
Brussels Airlines
Brussels Airlines
SEA
2:45a
BSL
3:15a
24h 30m
2 stops
BSL
3:05a
SEA
1:24a
22h 19m
2 stops
Depart: Sun Dec 18 2016 Return: Tue Dec 27 2016 Trip spans 10 days
$2210
Select
British Airways
British Airways
SEA
1:15p
BSL
7:45a
18h 30m
1 stop
BSL
6:10a
SEA
8:15p
14h 05m
1 stop
Depart: Mon May 1 2017 Return: Thu May 11 2017 Trip spans 11 days
Lufthansa
Lufthansa
SEA
10:00a
BSL
9:45p
11h 45m
1 stop
BSL
2:15a
SEA
5:05p
14h 50m
1 stop
Depart: Mon Feb 20 2017 Return: Mon Feb 27 2017 Trip spans 8 days
Brussels Airlines
Brussels Airlines
SEA
2:45a
BSL
3:15a
24h 30m
2 stops
BSL
3:05a
SEA
12:34a
21h 29m
2 stops
Depart: Tue Jan 3 2017 Return: Wed Jan 18 2017 Trip spans 16 days
Delta
Delta
SEA
7:58a
BSL
8:25p
12h 27m
1 stop
BSL
2:05a
SEA
3:25p
13h 20m
1 stop
Depart: Wed May 3 2017 Return: Wed May 17 2017 Trip spans 15 days
Lufthansa
Lufthansa
SEA
10:00a
BSL
12:50a
14h 50m
1 stop
BSL
4:15a
SEA
5:05p
12h 50m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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.

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Airports
Origin

Seattle
$480
Destination

Basel
$480