Book United Seattle to San Juan flight deals from $286

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Search flights from Seattle to San Juan (SEA - SJU)

October

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Wednesday 17th

Return Thursday 1st
from$ 315*Viewed: 44 minutes ago

Monday 22nd

Return Tuesday 6th
from$ 286*Viewed: 44 minutes ago

Tuesday 23rd

Return Wednesday 7th
from$ 336*Viewed: 44 minutes ago

November

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Wednesday 14th

Return Thursday 29th
from$ 410*Viewed: 44 minutes ago

Monday 19th

Return Tuesday 4th
from$ 495*Viewed: 44 minutes ago

Wednesday 28th

Return Thursday 13th
from$ 510*Viewed: 44 minutes ago

December

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Saturday 1st

Return Sunday 16th
from$ 460*Viewed: 44 minutes ago

Tuesday 4th

Return Wednesday 19th
from$ 611*Viewed: 44 minutes ago

Monday 10th

Return Tuesday 25th
from$ 560*Viewed: 44 minutes ago
**Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply..
Two-story homes in orange, green, and blue line the streets of San Juan

Plan ahead for flights from Seattle to San Juan

from
to
Type
Dates
Price*
Seattle (SEA)
to San Juan (SJU)
Roundtrip
Depart Mon 22 Oct 2018
Return Tue 6 Nov 2018
from$ 286*Viewed: 44 minutes ago
Seattle (SEA)
to San Juan (SJU)
Roundtrip
Depart Wed 17 Oct 2018
Return Thu 1 Nov 2018
from$ 315*Viewed: 44 minutes ago
Seattle (SEA)
to San Juan (SJU)
Roundtrip
Depart Tue 23 Oct 2018
Return Wed 7 Nov 2018
from$ 336*Viewed: 44 minutes ago
Seattle (SEA)
to San Juan (SJU)
Roundtrip
Depart Tue 2 Oct 2018
Return Wed 17 Oct 2018
from$ 350*Viewed: 44 minutes ago
Seattle (SEA)
to San Juan (SJU)
Roundtrip
Depart Sat 20 Oct 2018
Return Sun 4 Nov 2018
from$ 360*Viewed: 44 minutes ago
Seattle (SEA)
to San Juan (SJU)
Roundtrip
Depart Thu 18 Oct 2018
Return Fri 2 Nov 2018
from$ 385*Viewed: 44 minutes ago
Seattle (SEA)
to San Juan (SJU)
Roundtrip
Depart Fri 19 Oct 2018
Return Sat 3 Nov 2018
from$ 385*Viewed: 44 minutes ago
Seattle (SEA)
to San Juan (SJU)
Roundtrip
Depart Wed 24 Oct 2018
Return Thu 8 Nov 2018
from$ 385*Viewed: 44 minutes ago
Seattle (SEA)
to San Juan (SJU)
Roundtrip
Depart Sat 27 Oct 2018
Return Sun 11 Nov 2018
from$ 385*Viewed: 44 minutes ago
Seattle (SEA)
to San Juan (SJU)
Roundtrip
Depart Mon 29 Oct 2018
Return Tue 13 Nov 2018
from$ 385*Viewed: 44 minutes ago
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.