Cheapest return flights from Seattle to Barcelona in November from $483

Best time to book flights for Seattle (SEA) to Barcelona (BCN) flights at AirHint

AirHint found the following cheapest return flights from Seattle (SEA) to Barcelona (BCN) in November 2025 (see full year).

Return flights

02 Nov - 09 Nov Aer Lingus
05 Nov - 12 Nov Aer Lingus
11 Nov - 18 Nov Air France
12 Nov - 19 Nov Aer Lingus
16 Nov - 23 Nov Aer Lingus
19 Nov - 26 Nov Aer Lingus
26 Nov - 03 Dec Aer Lingus
06 Nov - 13 Nov British Airways
07 Nov - 14 Nov British Airways
10 Nov - 17 Nov British Airways
13 Nov - 20 Nov British Airways
27 Nov - 04 Dec British Airways
28 Nov - 05 Dec British Airways
24 Nov - 01 Dec Air Canada
25 Nov - 02 Dec Lufthansa

Also check the deals for one-way flights from Seattle to Barcelona in November.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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