Find Cheap 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
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: Sat Jun 3 2017 Return: Sun Jun 18 2017 Trip spans 16 days
Air France
Air France
SEA
9:07a
BSL
5:00a
19h 53m
1 stop
BSL
2:35p
SEA
4:42p
26h 07m
1 stop
Depart: Sun Jul 16 2017 Return: Tue Aug 15 2017 Trip spans 31 days
KLM
KLM
SEA
2:01p
BSL
8:45a
18h 44m
1 stop
BSL
2:20a
SEA
7:11p
16h 51m
1 stop
Depart: Wed Aug 16 2017 Return: Wed Aug 30 2017 Trip spans 15 days
British Airways
British Airways
SEA
3:00a
BSL
10:10p
19h 10m
2 stops
BSL
2:40p
SEA
4:15p
25h 35m
1 stop
Depart: Wed Jul 26 2017 Return: Wed Aug 9 2017 Trip spans 15 days
Major Airline
Major Airline
SEA
11:00p
BSL
6:10p
19h 10m
2 stops
BSL
10:40a
SEA
8:33p
33h 53m
2 stops
Depart: Sun Aug 6 2017 Return: Sun Aug 20 2017 Trip spans 15 days
$1116
Select
Lufthansa
Lufthansa
SEA
10:00a
BSL
12:40a
14h 40m
1 stop
BSL
2:30a
SEA
4:50p
14h 20m
1 stop
Depart: Sat May 20 2017 Return: Fri Jun 9 2017 Trip spans 21 days
$1204
Select
Brussels Airlines
Brussels Airlines
SEA
2:30a
BSL
5:05a
26h 35m
2 stops
BSL
4:05a
SEA
4:05a
24h 00m
2 stops
Depart: Thu May 18 2017 Return: Wed Jun 7 2017 Trip spans 21 days
$1206
Select
American Airlines
American Airlines
SEA
3:15p
BSL
5:00a
13h 45m
1 stop
BSL
2:50a
SEA
10:10p
19h 20m
1 stop
Depart: Mon Jul 17 2017 Return: Tue Aug 15 2017 Trip spans 30 days
KLM
KLM
SEA
2:01p
BSL
4:55a
14h 54m
1 stop
BSL
2:20a
SEA
4:10p
13h 50m
1 stop
Depart: Mon Jul 3 2017 Return: Wed Jul 19 2017 Trip spans 17 days
Air France
Air France
SEA
9:07a
BSL
5:00a
19h 53m
1 stop
BSL
6:55a
SEA
3:11a
20h 16m
2 stops
Depart: Tue Aug 15 2017 Return: Tue Aug 29 2017 Trip spans 15 days
British Airways
British Airways
SEA
10:30a
BSL
9:55a
23h 25m
2 stops
BSL
2:50a
SEA
12:53a
22h 03m
2 stops
Depart: Tue Jul 18 2017 Return: Tue Aug 15 2017 Trip spans 29 days
KLM
KLM
SEA
2:01p
BSL
8:45a
18h 44m
1 stop
BSL
2:20a
SEA
7:11p
16h 51m
1 stop
Depart: Tue Jul 4 2017 Return: Wed Jul 19 2017 Trip spans 16 days
Air France
Air France
SEA
9:07a
BSL
9:20p
12h 13m
1 stop
BSL
6:55a
SEA
3:11a
20h 16m
2 stops
Depart: Thu Aug 17 2017 Return: Thu Aug 31 2017 Trip spans 15 days
British Airways
British Airways
SEA
4:05a
BSL
8:10a
28h 05m
2 stops
BSL
7:55a
SEA
10:10p
14h 15m
1 stop
Depart: Wed Jul 19 2017 Return: Tue Aug 15 2017 Trip spans 28 days
KLM
KLM
SEA
9:44a
BSL
4:55a
19h 11m
1 stop
BSL
2:20a
SEA
4:10p
13h 50m
1 stop
Depart: Thu Jul 6 2017 Return: Wed Jul 19 2017 Trip spans 14 days
Air France
Air France
SEA
9:07a
BSL
9:20p
12h 13m
1 stop
BSL
6:55a
SEA
3:11a
20h 16m
2 stops
Depart: Thu Jul 20 2017 Return: Tue Aug 15 2017 Trip spans 27 days
KLM
KLM
SEA
9:44a
BSL
12:50a
15h 06m
1 stop
BSL
2:20a
SEA
4:10p
13h 50m
1 stop
Depart: Wed Jul 5 2017 Return: Wed Jul 19 2017 Trip spans 15 days
Air France
Air France
SEA
7:15a
BSL
5:00a
21h 45m
2 stops
BSL
6:55a
SEA
3:11a
20h 16m
2 stops
Depart: Fri Sep 1 2017 Return: Sat Sep 16 2017 Trip spans 16 days
British Airways
British Airways
SEA
9:30a
BSL
9:55a
24h 25m
1 stop
BSL
7:50a
SEA
4:15p
32h 25m
1 stop
Depart: Fri Jul 21 2017 Return: Tue Aug 15 2017 Trip spans 26 days
KLM
KLM
SEA
9:44a
BSL
8:45a
23h 01m
1 stop
BSL
2:20a
SEA
7:11p
16h 51m
1 stop
Depart: Thu Jun 1 2017 Return: Sun Jun 18 2017 Trip spans 18 days
$1126
Select
Lufthansa
Lufthansa
SEA
10:00a
BSL
12:40a
14h 40m
1 stop
BSL
2:30a
SEA
4:50p
14h 20m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

Seattle
$740
Destination

Basel
$740